methylnitrosourea has been researched along with Pregnancy in 158 studies
Timeframe | Studies, this research(%) | All Research% |
---|---|---|
pre-1990 | 90 (56.96) | 18.7374 |
1990's | 25 (15.82) | 18.2507 |
2000's | 24 (15.19) | 29.6817 |
2010's | 17 (10.76) | 24.3611 |
2020's | 2 (1.27) | 2.80 |
Authors | Studies |
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Acevedo, N; Bosland, MC; Prins, G; Schlicht, MJ; Soto, AM | 1 |
Alonso-Costa, LG; Barbisan, LF; Bidinotto, LT; de Aquino, AM; de Freitas, T; Flaws, JA; Kass, L; Moreira, CM; Scarano, WR; Zapaterini, JR | 1 |
Chahoud, I; Paumgarttem, FJR | 1 |
Barbisan, LF; Bidinotto, LT; Grassi, TF; Lopes, GAD; Rodrigues, MAM; Zapaterini, JR | 1 |
Bae, S; Cho, K; Mabasa, L; Park, CS; Walters, MW | 1 |
Hara, S; Itahashi, M; Murakami, T; Ogawa, T; Segawa, R; Shibutani, M; Suzuki, K; Takimoto, N; Wang, L | 1 |
Abe, H; Itahashi, M; Murakami, T; Shibutani, M; Shiraki, A; Tanaka, T; Wang, L; Yoshida, T | 1 |
Blaize, N; Breslin, E; Camarillo, IG; Clah, L; Donkin, SS; Gavin, TP; Johnson, D; Larrick, B; Newcomer, S; Patel, N; Teegarden, D; Zheng, W; Zhou, X | 1 |
Barbisan, LF; Bidinotto, LT; Ciol, H; Fan, WY; Lopes, GA; Rodrigues, MA | 1 |
Brandt, JZ; Campos, SG; Delella, FK; Domeniconi, RF; Favaro, WJ; Gonçalves, BF; Peixoto, AR; Santos, TM; Scarano, WR; Taboga, SR | 1 |
Cho, K; Choi, WS; Crane, CL; Mabasa, L; Park, CS; Singh, RK | 1 |
Franklin, T; Sarkar, DK; Zhang, C | 1 |
Cespedes Feliciano, E; De Jonghe, BC; Joshi, A; Leonard, JJ; Liu, Y; Malik, VS; Rosner, B; Schweitzer, A; Sturgeon, KM; Tobias, DK | 1 |
Holladay, SD; Laudermilch, CL; Liang, C; Prater, MR | 1 |
Cho, YM; Hirose, M; Imai, T; Nishikawa, A; Takami, S | 1 |
Donovan, P; Smith, G | 1 |
Fujiyama, F; Komada, M; Nagao, T; Shiota, K; Yamada, S | 1 |
Coates, PJ; Lorimore, SA; McAllister, KA; Wright, EG | 1 |
Harauma, A; Kuro, M; Moriguchi, T; Ohara, N; Sasaki, T; Takada, H; Tsubura, A; Uehara, N; Yoshizawa, K | 1 |
Kagawa, N; Komada, M; Nagao, T | 1 |
Guzman, R; Leong, H; Nandi, S; Ochoa, D; Rajkumar, L; Slusher, N; Talamantes, F; Thordarson, G | 1 |
Bosland, MC; Horton, L; Lasano, S; Sherwood, OD; Steinetz, BG | 1 |
Holladay, SD; Prater, MR; Ward, DL; Zimmerman, KL | 1 |
Holladay, SD; Laudermilch, CL; Prater, MR; Saunders, GK; Sponenberg, DP; Ward, DL | 1 |
Holladay, SD; Laudermilch, CL; Renee Prater, M; Zimmerman, KL | 1 |
Bosland, MC; Gordon, T; Horton, L; Lasano, S; Nadas, A; Ng, SP; Steinetz, BG; Zelikoff, JT | 1 |
Kiyozuka, Y; Oishi, Y; Shikata, N; Tsubura, A; Uehara, N; Unami, A | 1 |
Barotto, NN; Bongiovanni, GA; Díaz, MP; Eynard, AR; Valentich, MA | 1 |
Badger, TM; Eason, RR; Geng, Y; Simmen, RC; Su, Y; Till, SR | 1 |
Durando, M; Kass, L; Luque, EH; Muñoz-de-Toro, M; Piva, J; Sonnenschein, C; Soto, AM | 1 |
Matsuoka, Y; Mikami, T; Miki, K; Okazaki, K; Tsubura, A; Tsukamoto, R; Uehara, N; Yuri, T | 1 |
Fukamachi, K; Matsuoka, Y; Tsubura, A; Tsuda, H; Uehara, N | 1 |
Guzman, RC; Lakshmanaswamy, R; Nandi, S | 1 |
Agarwal, A; Andersen, TT; Bennett, JA; Jacobson, HI; Lemanski, N; Narendran, A | 1 |
Jirakulsomchok, S; Yielding, KL | 1 |
Ertürk, E; Rose, DP; Verdeal, K | 1 |
Kleihues, P; Rajewsky, MF | 1 |
Enomoto, T; Hata, S; Kanzaki, T; Kimura, S; Kusafuka, T; Miyamoto, S; Nomura, T; Shibata, K; Sobue, K; Tanaka, H | 1 |
Takeuchi, IK | 1 |
Alexandrov, VA; Berstein, LM | 2 |
Grubbs, CJ; Hill, DL; McDonough, KC; Peckham, JC | 1 |
Guddal, PH; Haugen, A; Krokan, H; Myrnes, B | 1 |
Ichikawa, A; Uchida, H; Yamada, T | 1 |
Iannaccone, PM | 1 |
Bloomfield, RD; Foye, CA; Parsa, I; Sutton, AL | 1 |
Nomura, T | 1 |
Rosen, JM; Supowit, SC | 1 |
Alekandrov, VA; Anisimov, VN; Bespalov, VG; Korsakov, MV; Likhachev, AJ; Napalkov, NP; Ovsyannikov, AI; Popovich, IG; Tomatis, L | 1 |
Ertürk, E; Harberg, J; Rose, DP; Verdeal, K | 1 |
Lieberman, MW; Moranelli, F | 1 |
Aleksandrov, VA; Anisimov, VN; Belous, NM; Matson, VB; Vasil'eva, IA | 1 |
Matsumoto, S; Sato, H; Sato, N; Tamaki, N | 1 |
Pomerantseva, MD; Ramaĭia, LK; Vilkina, GA | 1 |
Becci, PJ; Meeker, LD; Thompson, HJ | 1 |
Beattie, CW; Das Gupta, TK; Lindsey, WF | 1 |
Chronister, RB; Jirakulsomchok, S; Yielding, KL | 1 |
Ashby, J | 1 |
Faustman, EM; Kidney, JK | 1 |
Collins, G; Guzman, RC; Nandi, S; Swanson, SM; Tafoya, P; Talamantes, F; Thordarson, G | 1 |
Anisimov, VN | 1 |
Bochert, G; Meister, R; Neubert, D; Platzek, T | 1 |
Monis, B; Valentich, MA | 1 |
Bochert, G; Platzek, T | 2 |
Cha, RS; Houle, B; Jin, Z; Mikheev, AM; Zarbl, H | 1 |
Carey, LA; Dome, JS; Hedican, C; Jiang, C; Sukumar, S; Thompson, HJ; Umbricht, CB; Varon, D | 1 |
Barotto, NN; Eynard, AR; Fernández Zapico, ME; López, CB; Valentich, MA | 1 |
Clark, JA; Conneely, OM; Krnacik, S; Markaverich, BM; Medina, D; O'Malley, BW; Sivaraman, L; Stephens, LC | 1 |
Gordeeva, OF; Zakhidov, ST | 1 |
Lord, BI; Lorimore, SA; McDonald, D; Scott, D; Stones, VA; Wang, L; Woolford, LB; Wright, EG | 1 |
Chen, X; Guzman, RC; Nandi, S; Rajkumar, L; Thordarson, G; Yang, J | 1 |
Gundlach, KK | 1 |
Nandi, S; Tsubura, A; Yang, J; Yoshizawa, K | 1 |
Nakagawa, H; Tsubura, A; Tsuta, K; Yang, J | 1 |
Heddle, JA; Shima, N; Swiger, RR | 1 |
Blaylock, BL; Gogal, RM; Holladay, SD; Sharova, L; Smith, BJ; Ward, DL | 1 |
Huang, RY; Ip, MM | 1 |
Alexandrov, VA; Anisimov, VN; Belous, NM; Mazon, VB; Vasilyeva, IA | 1 |
Archer, MC; Chittim, BG; Desaulniers, D; Leingartner, K; Perkins, G; Russo, J; Wade, M; Yang, J | 1 |
Guzman, RC; Nandi, S; Rajkumar, L; Talamantes, F; Thordarson, G; Yang, J | 1 |
Conneely, O; Ginger, M; Hilsenbeck, SG; Medina, D; Omalle, BW; Rosen, J; Sivaraman, L | 1 |
Becci, PJ; Strum, JM | 1 |
Bobrov, IuF; Okulov, BV | 1 |
Beniashvili, DSh; Dimant, IN | 2 |
Gullino, PM; Maiorana, A | 1 |
Peixoto de Menezes, A; Pinto da Silva, P | 1 |
Arfellini, G; Grilli, S; Prodi, G | 1 |
Banerjee, MR; Bodell, WJ | 2 |
Koblitz, V; Schmitz, R; von Kreybig, T | 1 |
Cravioto, H; Yoshida, J | 1 |
Jänisch, W; Scholtze, P; Schreiber, D; Warzok, R | 1 |
Beniashvili, DSh | 1 |
Buecheler, J; Cooper, HK; Diessner, H; Kleihues, P; Kolar, GF | 1 |
Chan, PC; Cohen, LA; Head, JF; Wynder, EL | 1 |
Aleksandrov, VA; Schreiber, D | 1 |
Fritz, P; Mast, W; Wegner, G | 1 |
Bartsch, H; Montesano, R | 1 |
Alexandrov, VA | 1 |
Thust, R | 1 |
Rupprecht, E; Rupprecnt, U; Schneider, J; Thust, R; Warzok, R | 1 |
Balakhonov, AV | 1 |
Epstein, SS; Hasumi, K; Iobal, ZM | 1 |
Montesano, R | 1 |
Aleksandrov, VA; Anisimov, VN | 1 |
Balanski, RM; Dzhioev, FK; Shendrikova, IA | 1 |
Kolesnichenko, TS | 1 |
Ishida, Y; Kanda, H; Okamoto, K; Tamura, M | 1 |
Berkowitz, J; Epstein, SS; Hasumi, K; Wilber, JH; Wilber, RG | 1 |
Golub', NI; Kolesnichenko, TS | 1 |
Catalano, A; Huang, PH | 1 |
Ishizuka, Y; Mizutani, M; Morita, Y; Nagao, T; Wada, A | 1 |
Hashimoto, Y; Mizutani, M | 1 |
Bochert, G; Neubert, D; Platzek, T; Rahm, U | 1 |
Monis, B; Rivolta, M; Urrutia, R; Valentich, MA | 1 |
Monis, B; Rivolta, CM; Urrutia, RA; Valentich, MA | 1 |
Bossert, NL; Hitselberger, MH; Iannaccone, PM | 1 |
Hata, S; Kusafuka, T; Nomura, T | 1 |
Barbacid, M; Sukumar, S | 1 |
Bopp, BA; Kesterson, JW; Sonders, RC | 1 |
Sato, H | 1 |
Alexandrov, VA; Anisimov, VN; Napalkov, NP; Popovich, IG | 1 |
Granata, I; Spielmann, H; Vogel, R | 1 |
Granata, I; Spielmann, H; Tenschert, B; Vogel, R | 1 |
Cooke, CB; Smith, SB; Yielding, KL | 2 |
Faustman, EM; Gage, D; Kirby, Z; Varnum, M | 1 |
Diwan, BA; Ohshima, M; Rice, JM | 1 |
Brown, CB; Smith, SB; Wright, ME; Yielding, KL | 1 |
Aleksandrov, VA; Anisimov, VN; Popovich, IG | 1 |
Baxter, CS; Loch-Caruso, R | 1 |
O'Brien, PJ; Smith, SB | 1 |
Voss, C; Zühlke, H | 1 |
Bochert, G; Meister, R; Neubert, D; Pauli, B; Platzek, T | 1 |
Cleeve, HJ; Colston, KW; Hadcocks, L | 1 |
Mikheev, AM | 1 |
Lantos, PL | 1 |
Aiuchi, M; Kobayashi, K; Sakuma, S; Utsumi, F | 3 |
Aleksandrov, VA; Blinova, GA; Napalkov, NP; Popovich, IG | 2 |
Hellwig, D; Mennel, HD; Simon, H | 1 |
Smith, SB; Yielding, KL | 1 |
Berger, MR; Habs, M; Petru, E; Schmähl, D | 1 |
Nagao, T | 1 |
Grantham, FH; Gullino, PM; Hill, DM; Pettigrew, HM | 1 |
Day, RS; DiPaolo, JA; Doniger, J | 1 |
Luo, XM; Wei, HJ; Yang, SP | 1 |
Bossert, NL; Iannaccone, PM | 1 |
Blankenburg, G; Bochert, G; Neubert, D; Platzek, T; Wiessler, M | 1 |
Beattie, CW; Ratko, TA | 1 |
Aleksandrov, VA; Bershteĭn, LM | 1 |
Abe, H; Allen, N; Clendenon, NR; Swenberg, JA | 1 |
9 review(s) available for methylnitrosourea and Pregnancy
Article | Year |
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Chemical neuro-oncogenesis: role of structural DNA modifications, DNA repair and neural target cell population.
Topics: Alkylating Agents; Alkylation; Animals; Brain; Brain Neoplasms; Carcinogens; Cell Count; DNA; DNA Repair; Ethylnitrosourea; Female; Fetal Diseases; Humans; Methylnitrosourea; Pregnancy | 1984 |
Series: current issues in mutagenesis and carcinogenesis, No. 54. Rodent germ cell mutagens and their activity in the rodent bone marrow micronucleus assay.
Topics: Animals; Bone Marrow; Cisplatin; Ethanol; Female; Germ Cells; Germ-Line Mutation; Male; Mesylates; Methylnitrosourea; Micronucleus Tests; Mutagens; Pregnancy; Propane; Rats; Triethylenephosphoramide | 1995 |
Embryotoxicity induced by alkylating agents: 7. Low dose prenatal-toxic risk estimation based on NOAEL risk factor approach, dose-response relationships, and DNA adducts using methylnitrosourea as a model compound.
Topics: Abnormalities, Drug-Induced; Algorithms; Alkylating Agents; Alkylation; Animals; DNA; DNA Damage; Dose-Response Relationship, Drug; Embryo, Mammalian; Ethyl Methanesulfonate; Female; Fetal Death; Guanine; Methylnitrosourea; Mice; Models, Theoretical; Pregnancy; Risk Factors; Toxicology | 1993 |
Mechanisms of hormonal prevention of breast cancer.
Topics: 9,10-Dimethyl-1,2-benzanthracene; Adenocarcinoma; Animals; Breast Neoplasms; Cell Division; DNA Damage; Estradiol; Estrogens; Female; Gene Expression Profiling; Genes, p53; Humans; Mammary Glands, Animal; Mammary Neoplasms, Experimental; Methylnitrosourea; Mice; Mice, Inbred Strains; Neoplasms, Hormone-Dependent; Pregnancy; Progesterone; Rats; Rats, Inbred WF; Rats, Sprague-Dawley; Receptors, Estrogen; Receptors, Progesterone; Reproductive History; Risk Factors | 2001 |
N-nitroso-n-methylurea.
Topics: Animals; Carcinogens; Chemical Phenomena; Chemistry; Female; Humans; Methylnitrosourea; Mutagens; Nitrosourea Compounds; Pregnancy; Teratogens | 1978 |
Mutagenic and carcinogenic N-nitroso compounds: possible environmental hazards.
Topics: Abnormalities, Drug-Induced; Animals; Biotransformation; Carcinogens; Cricetinae; Dimethylnitrosamine; Environmental Exposure; Female; Humans; Liver; Maternal-Fetal Exchange; Methylnitronitrosoguanidine; Methylnitrosourea; Mice; Mutagens; Nitrosamines; Nitroso Compounds; Pregnancy; Rats; Teratogens | 1976 |
Toxicological aspects of cyclamate and cyclohexylamine.
Topics: Abnormalities, Drug-Induced; Absorption; Adrenal Glands; Animals; Bacteria; Blood; Blood Glucose; Chick Embryo; Chromosome Aberrations; Cocarcinogenesis; Cricetinae; Cyclamates; Cyclohexylamines; Digestive System; Female; Germ Cells; Heart; Humans; In Vitro Techniques; Intestines; Kidney; Lethal Dose 50; Liver; Liver Neoplasms; Lung Neoplasms; Lymphoma, Non-Hodgkin; Macaca mulatta; Male; Methylnitrosourea; Mice; Mutagenicity Tests; Mutagens; Mutation; Neoplasms, Experimental; Pancreas; Pregnancy; Rabbits; Rats; Rats, Inbred Strains; Reproduction; Sympathomimetics; Testis; Thyroid Gland; Tissue Distribution; Urinary Bladder Neoplasms | 1986 |
Fetal macrosomia and sex differences in the influence of modifying factors on transplacental carcinogenesis.
Topics: Animals; Female; Fetal Macrosomia; Glucose; Male; Methylnitrosourea; Neoplasms, Experimental; Pregnancy; Prenatal Exposure Delayed Effects; Sex Factors | 1989 |
Development of nitrosourea-induced brain tumours--with a special note on changes occurring during latency.
Topics: Animals; Brain Neoplasms; Ethylnitrosourea; Female; Male; Maternal-Fetal Exchange; Methylnitrosourea; Neoplasm Invasiveness; Neoplastic Stem Cells; Phenotype; Precancerous Conditions; Pregnancy; Time Factors | 1986 |
149 other study(ies) available for methylnitrosourea and Pregnancy
Article | Year |
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Effects of perinatal exposure to bisphenol A on induction of prostate cancer in Sprague Dawley rats by MNU and testosterone.
Topics: Animals; Benzhydryl Compounds; Carcinogenesis; Carcinoma; Estradiol; Humans; Infant, Newborn; Male; Methylnitrosourea; Pregnancy; Prostatic Neoplasms; Rats; Rats, Sprague-Dawley; Testosterone | 2023 |
Prenatal exposure to a mixture of different phthalates increases the risk of mammary carcinogenesis in F1 female offspring.
Topics: Animal Feed; Animals; Carcinogenesis; Dose-Response Relationship, Drug; Environmental Pollutants; Female; Gene Expression Regulation; Ki-67 Antigen; Mammary Neoplasms, Animal; Methylnitrosourea; Phthalic Acids; Pregnancy; Prenatal Exposure Delayed Effects; Rats; Rats, Sprague-Dawley; Receptors, Progesterone | 2021 |
Differences between NMRI and DBA/2J mice in the development of somites and susceptibility to methylnitrosourea-induced skeleton anomalies.
Topics: Animals; Embryo, Mammalian; Embryonic Development; Female; Methylnitrosourea; Mice; Mice, Inbred DBA; Pregnancy; Skeleton; Somites; Teratogens | 2017 |
Maternal western-style diet enhances the effects of chemically-induced mammary tumors in female rat offspring through transcriptome changes.
Topics: Animals; Diet, High-Fat; Diet, Western; Female; Gene Expression Profiling; Genes, Neoplasm; Lactation; Mammary Neoplasms, Animal; Maternal Nutritional Physiological Phenomena; Methylnitrosourea; Mothers; Neoplasm Grading; Pregnancy; Pregnancy Complications; Prenatal Exposure Delayed Effects; Rats, Sprague-Dawley; RNA, Messenger; Transcriptome | 2019 |
Maternal dietary canola oil suppresses growth of mammary carcinogenesis in female rat offspring.
Topics: Animals; Body Weight; Carcinogenesis; Diet; Dietary Fats; Disease Models, Animal; Fatty Acids, Monounsaturated; Female; Lactation; Mammary Neoplasms, Experimental; Maternal Nutritional Physiological Phenomena; Methylnitrosourea; Pregnancy; Rapeseed Oil; Rats; Rats, Sprague-Dawley | 2013 |
Maternal single injection of N-methyl-N-nitrosourea to cause microcephaly in offspring induces transient aberration of hippocampal neurogenesis in mice.
Topics: Alkylating Agents; Animals; Apoptosis; Cell Adhesion Molecules, Neuronal; Cell Lineage; Cell Proliferation; Doublecortin Domain Proteins; Doublecortin Protein; Extracellular Matrix Proteins; Female; Gestational Age; Hippocampus; Injections, Intraperitoneal; Interneurons; Male; Maternal Exposure; Methylnitrosourea; Mice; Mice, Inbred ICR; Microcephaly; Microtubule-Associated Proteins; Nerve Tissue Proteins; Neural Stem Cells; Neurogenesis; Neuropeptides; Parvalbumins; Pregnancy; Prenatal Exposure Delayed Effects; Proto-Oncogene Proteins c-bcl-2; Reelin Protein; Serine Endopeptidases; Time Factors | 2014 |
N-methyl-N-nitrosourea during late gestation results in concomitant but reversible progenitor cell reduction and delayed neurogenesis in the hippocampus of rats.
Topics: Animals; Apoptosis; Calbindins; Cell Proliferation; Doublecortin Domain Proteins; Doublecortin Protein; Female; Fetus; Hippocampus; Interneurons; Male; Methylnitrosourea; Microtubule-Associated Proteins; Neural Stem Cells; Neurogenesis; Neuropeptides; Pregnancy; Rats | 2014 |
Maternal exercise during pregnancy reduces risk of mammary tumorigenesis in rat offspring.
Topics: Adenocarcinoma; Animals; Female; Incidence; Mammary Neoplasms, Animal; Methylnitrosourea; Physical Conditioning, Animal; Pregnancy; Prenatal Exposure Delayed Effects; Rats; Rats, Sprague-Dawley; Risk Factors | 2014 |
Maternal western style diet increases susceptibility to chemically-induced mammary carcinogenesis in female rats offspring.
Topics: Animals; Apoptosis; Carcinogenesis; Caspase 3; Cell Differentiation; Cell Proliferation; Diet, Western; Disease Susceptibility; Estrogen Receptor alpha; Female; Mammary Neoplasms, Experimental; Maternal Nutritional Physiological Phenomena; Methylnitrosourea; Pregnancy; Rats; Rats, Sprague-Dawley | 2014 |
Gestational and lactational exposition to Di-N-butyl-phthalate (DBP) increases inflammation and preneoplastic lesions in prostate of wistar rats after carcinogenic N-methyl-N-nitrosourea (MNU) plus testosterone protocol.
Topics: Animals; Blotting, Western; Dibutyl Phthalate; Estrogen Receptor alpha; Female; Inflammation; Lactation; Male; Maternal Exposure; Methylnitrosourea; Mitogen-Activated Protein Kinase 1; Mitogen-Activated Protein Kinase 3; Pregnancy; Prostate; Proto-Oncogene Proteins c-akt; Rats; Rats, Wistar; Receptors, Androgen; Testosterone; Up-Regulation | 2016 |
Suppression of Mammary Carcinogenesis Through Early Exposure to Dietary Lipotropes Occurs Primarily In Utero.
Topics: Animals; Animals, Newborn; Choline; Chromatin Assembly and Disassembly; Diet; Female; Folic Acid; Histone Deacetylases; Lactation; Mammary Neoplasms, Animal; Maternal-Fetal Exchange; Methionine; Methylnitrosourea; Pregnancy; Rats; Rats, Sprague-Dawley; Vitamin B 12 | 2015 |
Inhibition of Mammary Cancer Progression in Fetal Alcohol Exposed Rats by β-Endorphin Neurons.
Topics: Alkylating Agents; Animals; beta-Endorphin; Bucladesine; Central Nervous System Depressants; Cytokines; Disease Progression; Disease Susceptibility; Epinephrine; Ethanol; Female; Granzymes; Hypothalamus; Interferon-gamma; Mammary Neoplasms, Experimental; Methylnitrosourea; Neurons; Norepinephrine; Pregnancy; Prenatal Exposure Delayed Effects; Rats; Rats, Sprague-Dawley; Reverse Transcriptase Polymerase Chain Reaction | 2016 |
Physical activity induced protection against breast cancer risk associated with delayed parity.
Topics: Alkylating Agents; Animals; Breast Neoplasms; Collagen Type V; Cyclin-Dependent Kinase Inhibitor p57; Disease Models, Animal; Female; Gene Expression; Gene Expression Regulation, Neoplastic; Methylnitrosourea; Parity; Physical Conditioning, Animal; Pregnancy; Pregnancy, Animal; Rats; Rats, Sprague-Dawley; Reaction Time; Time Factors; Urokinase-Type Plasminogen Activator | 2017 |
Placental oxidative stress alters expression of murine osteogenic genes and impairs fetal skeletal formation.
Topics: Animals; Female; Forelimb; Gene Expression Regulation, Developmental; Hepatocyte Growth Factor; Hindlimb; Immediate-Early Proteins; Interferon Type I; Interleukin-1beta; Male; Membrane Proteins; Methylnitrosourea; Mice; Mice, Inbred C57BL; Osteogenesis; Oxidative Stress; Placenta Diseases; Pregnancy; Quercetin; Stem Cell Factor | 2008 |
Lack of modifying effects of prepubertal exposure to acrylamide (AA) on N-methyl-N-nitrosourea (MNU)-induced multi-organ carcinogenesis in F344 rats.
Topics: Acrylamide; Alkylating Agents; Animals; Animals, Newborn; Anti-Infective Agents; Carcinogens; Cocarcinogenesis; Drug Synergism; Female; Injections, Intraperitoneal; Lactation; Male; Methylnitrosourea; Pregnancy; Rats; Rats, Inbred F344; Sexual Maturation; Sulfadimethoxine; Water Supply | 2010 |
Mutagenicity of N-ethyl-N-nitrosourea, N-methyl-N-nitrosourea, methyl methanesulfonate and ethyl methanesulfonate in the developing Syrian hamster fetus.
Topics: Animals; Cricetinae; Ethyl Methanesulfonate; Ethylnitrosourea; Female; Fetus; Maternal-Fetal Exchange; Mesocricetus; Methyl Methanesulfonate; Methylnitrosourea; Mutagenicity Tests; Mutagens; Pregnancy; Pregnancy, Animal | 2010 |
Methylnitrosourea induces neural progenitor cell apoptosis and microcephaly in mouse embryos.
Topics: Animals; Apoptosis; Body Weight; Brain; Cell Count; Cell Differentiation; Cell Movement; Embryo, Mammalian; Female; Male; Methylnitrosourea; Mice; Mice, Inbred ICR; Microcephaly; Neurons; Organ Size; Pregnancy; Stem Cells; Telencephalon | 2010 |
N-Nitroso-N-methylurea.
Topics: Alkylating Agents; Animals; Animals, Newborn; Carcinogenicity Tests; Carcinogens; Cricetinae; Dogs; Environmental Exposure; Female; Gerbillinae; Government Regulation; Guidelines as Topic; Guinea Pigs; Haplorhini; Humans; Male; Methylnitrosourea; Mice; Models, Biological; Pregnancy; Rats; United States | 2004 |
In vivo interactions between ionizing radiation, inflammation and chemical carcinogens identified by increased DNA damage responses.
Topics: Age Factors; Animals; Bone Marrow Cells; Bystander Effect; Carcinogens; Cocarcinogenesis; DNA; DNA Damage; Drug Interactions; Female; Gamma Rays; Hematopoietic Stem Cells; Inflammation; Lipopolysaccharides; Methylnitrosourea; Mice; Mice, Inbred CBA; Pregnancy; Prenatal Exposure Delayed Effects; Time Factors; Whole-Body Irradiation | 2012 |
Arachidonic acid supplementation during gestational, lactational and post-weaning periods prevents retinal degeneration induced in a rodent model.
Topics: Animals; Apoptosis; Arachidonic Acid; Dietary Supplements; Disease Models, Animal; Female; In Situ Nick-End Labeling; Lactation; Methylnitrosourea; Photoreceptor Cells, Vertebrate; Pregnancy; Rats; Rats, Inbred Lew; Retina; Retinal Degeneration | 2013 |
Newly developed mouse newborn behavioral testing method for evaluating the risk of neurotoxicity of environmental toxicants.
Topics: Animals; Animals, Newborn; Behavior, Animal; Disease Models, Animal; Ecotoxicology; Environmental Pollutants; Female; Male; Maternal Exposure; Methylnitrosourea; Mice; Mice, Inbred ICR; Motor Activity; Neurotoxicity Syndromes; Pregnancy; Prenatal Exposure Delayed Effects; Risk | 2013 |
Insulin-like growth factor (IGF)-I obliterates the pregnancy-associated protection against mammary carcinogenesis in rats: evidence that IGF-I enhances cancer progression through estrogen receptor-alpha activation via the mitogen-activated protein kinase
Topics: Adenocarcinoma; Animals; Carcinoma, Ductal; Carcinoma, Papillary; Estrogen Receptor alpha; Female; Insulin-Like Growth Factor I; Mammary Neoplasms, Experimental; Methylnitrosourea; Mitogen-Activated Protein Kinases; Parity; Pregnancy; Pregnancy, Animal; Rats; Rats, Sprague-Dawley; Receptors, Estrogen | 2004 |
Immuno-neutralization of circulating relaxin does not alter the breast cancer-protective action of parity in MNU-treated rats.
Topics: Animals; Antibodies, Monoclonal; Birth Rate; Carcinogens; Cervix Uteri; Female; Immunization, Passive; Mammary Neoplasms, Experimental; Methylnitrosourea; Parity; Pregnancy; Pregnancy, Animal; Rats; Rats, Sprague-Dawley; Relaxin | 2004 |
Reduced birth defects caused by maternal immune stimulation in methylnitrosourea-exposed mice: association with placental improvement.
Topics: Abnormalities, Drug-Induced; Alkylating Agents; Animals; Drug Therapy, Combination; Ear, Inner; Endothelial Cells; Female; Immune System; Interferon-gamma; Limb Deformities, Congenital; Male; Maternal-Fetal Exchange; Methylnitrosourea; Mice; Placenta; Pregnancy; Trophoblasts | 2004 |
Placental improvement and reduced distal limb defects by maternal interferon-gamma injection in methylnitrosourea-exposed mice.
Topics: Abnormalities, Drug-Induced; Adjuvants, Immunologic; Animals; Endothelial Cells; Female; Gestational Age; Immune System; Injections, Intraperitoneal; Interferon-gamma; Lower Extremity Deformities, Congenital; Maternal-Fetal Exchange; Methylnitrosourea; Mice; Mice, Inbred C57BL; Mice, Inbred Strains; Placenta; Pregnancy; Random Allocation; Teratogens; Time Factors; Trophoblasts | 2005 |
Prebreeding maternal immunostimulation with Freund's complete adjuvant reduces placental damage and distal limb defects caused by methylnitrosourea.
Topics: Abnormalities, Drug-Induced; Animals; Female; Fetal Weight; Freund's Adjuvant; Limb Deformities, Congenital; Male; Maternal-Fetal Exchange; Methylnitrosourea; Mice; Mice, Inbred C57BL; Placenta; Pregnancy; Pregnancy Outcome; Pregnancy Rate | 2006 |
The parity-related protection against breast cancer is compromised by cigarette smoke during rat pregnancy: observations on tumorigenesis and immunological defenses of the neonate.
Topics: Animals; Carcinogens; Female; Killer Cells, Natural; Lymphocytes; Male; Mammary Neoplasms, Animal; Methylnitrosourea; Pregnancy; Pregnancy, Animal; Prolactin; Rats; Rats, Sprague-Dawley; Sex Factors; Smoking | 2006 |
Parous mammary glands exhibit distinct alterations in gene expression and proliferation responsiveness to carcinogenic stimuli in Lewis rats.
Topics: Animals; Carcinogens; Cell Proliferation; Epithelial Cells; Female; Gene Expression; Gene Expression Profiling; Immunohistochemistry; Mammary Glands, Animal; Mesothelin; Methylnitrosourea; Oligonucleotide Array Sequence Analysis; Pancreatitis-Associated Proteins; Pregnancy; Proliferating Cell Nuclear Antigen; Rats; Rats, Inbred Lew | 2006 |
Effect of the co-administration of phenobarbital, quercetin and mancozeb on nitrosomethylurea-induced pancreatic tumors in rats.
Topics: Alkylating Agents; Animals; Animals, Newborn; Carcinogens; Carcinoma in Situ; Disease Models, Animal; Drug Interactions; Drug Therapy, Combination; Female; Fungicides, Industrial; Hyperplasia; Maneb; Maternal Exposure; Maternal-Fetal Exchange; Methylnitrosourea; Pancreatic Neoplasms; Phenobarbital; Pregnancy; Quercetin; Rats; Rats, Wistar; Zineb | 2006 |
In utero exposure to maternal diets containing soy protein isolate, but not genistein alone, protects young adult rat offspring from NMU-induced mammary tumorigenesis.
Topics: Animals; Cadherins; Diet; Female; Genistein; Mammary Neoplasms, Experimental; Methylnitrosourea; Pregnancy; Pregnancy, Animal; Prenatal Exposure Delayed Effects; Rats; Soybean Proteins | 2007 |
Prenatal bisphenol A exposure induces preneoplastic lesions in the mammary gland in Wistar rats.
Topics: Alkylating Agents; Animals; Benzhydryl Compounds; Breast Neoplasms; Estrogens, Non-Steroidal; Female; Mammary Glands, Animal; Methylnitrosourea; Phenols; Pregnancy; Prenatal Exposure Delayed Effects; Rats; Rats, Wistar; Sexual Maturation | 2007 |
N-methyl-N-nitrosourea-induced mammary carcinogenesis is promoted by short-term treatment with estrogen and progesterone mimicking pregnancy in aged female Lewis rats.
Topics: Aging; Alkylating Agents; Animals; Drug Combinations; Drug Implants; Estradiol; Female; Mammary Glands, Animal; Mammary Neoplasms, Experimental; Methylnitrosourea; Necrosis; Pregnancy; Progesterone; Rats; Rats, Inbred Lew; Weight Gain | 2007 |
Induction of a novel histone deacetylase 1/c-Myc/Mnt/Max complex formation is implicated in parity-induced refractoriness to mammary carcinogenesis.
Topics: Animals; Animals, Genetically Modified; Basic-Leucine Zipper Transcription Factors; Cell Differentiation; Cell Proliferation; Female; Histone Deacetylase 1; Histone Deacetylases; Mammary Glands, Animal; Mammary Neoplasms, Experimental; Methylnitrosourea; Parity; Pregnancy; Proto-Oncogene Proteins c-myc; Rats; Repressor Proteins | 2008 |
Hormonal prevention of breast cancer: significance of promotional environment.
Topics: Animals; Carcinogens; Cell Proliferation; Cyclin D; Cyclins; Estradiol; Estrogens; Female; Incidence; Mammary Neoplasms, Experimental; Methylnitrosourea; Mice; Pregnancy; Rats; Rats, Inbred Lew | 2008 |
Hormones of pregnancy, alpha-feto protein, and reduction of breast cancer risk.
Topics: alpha-Fetoproteins; Animals; Breast Neoplasms; Carcinogens; Carcinoma, Hepatocellular; Cell Proliferation; Chorionic Gonadotropin; Estradiol; Estriol; Estrogens; Female; Humans; Liver Neoplasms; Methylnitrosourea; Pregnancy; Progesterone; Rats; Reproductive Control Agents; Risk Factors; Tumor Cells, Cultured | 2008 |
DNA damage and repair in mouse embryos following treatment transplacentally with methylnitrosourea and methylmethanesulfonate.
Topics: Animals; DNA; DNA Repair; Embryo, Mammalian; Female; Liver; Methyl Methanesulfonate; Methylnitrosourea; Mice; Nitrosourea Compounds; Pregnancy; Pregnancy, Animal; Teratogens; X-Rays | 1984 |
Effects of reserpine administration on rat mammary tumors and uterine disease induced by N-nitrosomethylurea.
Topics: Animals; Dose-Response Relationship, Drug; Estrus; Female; Mammary Neoplasms, Experimental; Methylnitrosourea; Pregnancy; Prolactin; Rats; Rats, Inbred Strains; Receptors, Cell Surface; Receptors, Estrogen; Receptors, Progesterone; Receptors, Prolactin; Reserpine; Uterine Diseases; Uterus | 1983 |
Antiteratogenic effects of tumor inhibitors, caffeine, antipain, and retinoic acid in mice.
Topics: 4-Nitroquinoline-1-oxide; Animals; Antipain; Caffeine; Carcinogens; Ethylnitrosourea; Female; Fetus; Hydroxamic Acids; Methylnitrosourea; Mice; Mice, Inbred ICR; Mice, Inbred Strains; Oligopeptides; Pregnancy; Teratogens; Tretinoin; Urethane | 1983 |
Teratogenic effects of methylnitrosourea on pregnant mice before implantation.
Topics: Abnormalities, Drug-Induced; Animals; Body Weight; Embryonic Development; Female; Fetal Death; Fetus; Gestational Age; Methylnitrosourea; Mice; Mice, Inbred ICR; Nitrosourea Compounds; Pregnancy | 1984 |
Glucose consumption, newborn weight and nitrosomethylurea transplacental carcinogenesis in rats.
Topics: Animals; Animals, Newborn; Drug Interactions; Female; Fetus; Glucose; Maternal-Fetal Exchange; Methylnitrosourea; Neoplasms, Experimental; Nitrosourea Compounds; Pregnancy; Rats | 1984 |
N-nitroso-N-methylurea-induced mammary carcinogenesis: effect of pregnancy on preneoplastic cells.
Topics: Animals; Female; Lactation; Mammary Neoplasms, Experimental; Methylnitrosourea; Nitrosourea Compounds; Precancerous Conditions; Pregnancy; Pregnancy Complications, Neoplastic; Rats; Rats, Inbred Strains | 1983 |
Repair of premutagenic DNA lesions in human fetal tissues: evidence for low levels of O6-methylguanine-DNA methyltransferase and uracil-DNA glycosylase activity in some tissues.
Topics: DNA Glycosylases; DNA Polymerase II; DNA Repair; Female; Fetus; Humans; Kinetics; Methylnitrosourea; Methyltransferases; Mutation; N-Glycosyl Hydrolases; O(6)-Methylguanine-DNA Methyltransferase; Pregnancy; Tissue Distribution; Tritium; Uracil-DNA Glycosidase | 1983 |
[Detection of learning impairment in offspring in reproduction tests].
Topics: Animals; Avoidance Learning; Chlorpromazine; Female; Fetus; Learning; Male; Maternal-Fetal Exchange; Methylnitrosourea; Pregnancy; Rats; Rats, Inbred Strains; Reproduction | 1983 |
Long-term effects of exposure to methylnitrosourea on blastocysts following transfer to surrogate female mice.
Topics: Abnormalities, Drug-Induced; Animals; Blastocyst; Embryo Transfer; Female; Methylnitrosourea; Mice; Mice, Inbred BALB C; Morula; Pregnancy; Pseudopregnancy | 1984 |
Methylnitrosourea-induced carcinoma in organ-cultured fetal human pancreas.
Topics: Animals; Female; Fetus; Humans; Karyotyping; Methylnitrosourea; Mice; Mice, Nude; Microscopy, Electron; Neoplasm Transplantation; Nitrosourea Compounds; Organ Culture Techniques; Pancreas; Pancreatic Neoplasms; Pregnancy; Transplantation, Heterologous | 1984 |
Timing of chemically induced neoplasia in mice revealed by the antineoplastic action of caffeine.
Topics: 4-Nitroquinoline-1-oxide; Animals; Caffeine; DNA Repair; Ethylnitrosourea; Female; Hydroxamic Acids; Lung Neoplasms; Maternal-Fetal Exchange; Methylnitrosourea; Mice; Mice, Inbred ICR; Neoplasms, Experimental; Nitroquinolines; Pregnancy; Time Factors; Urethane | 1980 |
Hormonal induction of casein gene expression limited to a small subpopulation of 7,12-dimethylbenz(a)anthracene-induced mammary tumor cells.
Topics: 9,10-Dimethyl-1,2-benzanthracene; Animals; Caseins; Female; Immunoenzyme Techniques; Mammary Neoplasms, Experimental; Methylnitrosourea; Neoplasms, Hormone-Dependent; Pregnancy; Rats; Rats, Inbred Strains; RNA, Messenger | 1982 |
Persistence of methylated purines in the DNA of various rat fetal and maternal tissues and carcinogenesis in the offspring following a single transplacental dose of N-methyl-N-nitrosourea.
Topics: Adenine; Animals; Brain; DNA; Female; Fetus; Guanine; Kidney; Liver; Methylation; Methylnitrosourea; Neoplasms, Experimental; Nitrosourea Compounds; Placenta; Pregnancy; Purines; Rats; Time Factors | 1983 |
Induction of mammary tumors, estrous cycle abnormalities and endometrial hyperplasia in rats exposed to different doses of N-nitrosomethylurea.
Topics: Adenocarcinoma, Papillary; Animals; Dose-Response Relationship, Drug; Endometrial Hyperplasia; Estrus; Female; Mammary Neoplasms, Experimental; Methylnitrosourea; Nitrosourea Compounds; Pregnancy; Rats; Rats, Inbred Strains; Receptors, Estrogen; Receptors, Progesterone | 1982 |
Recognition of chemical carcinogen-modified DNA by a DNA-binding protein.
Topics: Acetoxyacetylaminofluorene; Carcinogens; Carrier Proteins; Chromatography, Affinity; Chromatography, DEAE-Cellulose; DNA; DNA Repair; DNA-Binding Proteins; DNA, Viral; Female; Genes, Viral; Humans; Methyl Methanesulfonate; Methylnitrosourea; Micropore Filters; Placenta; Pregnancy; Protein Binding; Substrate Specificity; T-Phages | 1980 |
[Inhibition of the transplacental blastomogenic effect of N-nitrosomethylurea in rats by buformin].
Topics: Animals; Antineoplastic Agents; Biguanides; Blood Glucose; Buformin; Castration; Cholesterol; Female; Insulin; Maternal-Fetal Exchange; Methylnitrosourea; Neoplasms, Experimental; Nitrosourea Compounds; Pregnancy; Rats; Somatomedins; Triglycerides | 1980 |
Experimentally induced cranial meningocele and cerebral microgyria.
Topics: Abnormalities, Drug-Induced; Animals; Brain; Brain Diseases; Disease Models, Animal; Female; Meningocele; Methylnitrosourea; Nitrosourea Compounds; Pregnancy; Rats | 1982 |
[Comparative effectiveness of using different tests to determine the mutagenicity of certain factors in mammals. I. Frequency of dominant lethal mutations and chromosome aberrations in mouse bone marrow cells induced by N-nitrosomorpholine, N-nitroso-N-me
Topics: Animals; Bone Marrow; Chromosome Aberrations; Cyclophosphamide; Female; Fetal Death; Genes, Dominant; Genes, Lethal; Hybridization, Genetic; Male; Methylnitrosourea; Mice; Mice, Inbred C57BL; Mice, Inbred CBA; Morpholines; Mutagenicity Tests; Nitrosamines; Nitrosourea Compounds; Pregnancy; Spermatozoa | 1980 |
Effect of combined selenium and retinyl acetate treatment on mammary carcinogenesis.
Topics: Analysis of Variance; Animals; Body Weight; Diet; Diterpenes; Drug Synergism; Estrus; Female; Mammary Neoplasms, Experimental; Methylnitrosourea; Pregnancy; Rats; Retinyl Esters; Selenium; Time Factors; Vitamin A | 1981 |
Influence of the estrous cycle during carcinogen exposure on nitrosomethylurea-induced rat mammary carcinoma.
Topics: Adenocarcinoma; Animals; Estrus; Female; Mammary Neoplasms, Experimental; Methylnitrosourea; Nitrosourea Compounds; Pregnancy; Rats; Rats, Inbred BUF; Receptors, Estrogen; Receptors, Progesterone; Time Factors | 1981 |
Focal cerebellar dystrophy caused by transplacental administration of methylnitrosourea.
Topics: Aging; Animals; Cerebellum; Female; Male; Maternal-Fetal Exchange; Methylnitrosourea; Mice; Nitrosourea Compounds; Pregnancy; Purkinje Cells | 1982 |
Modulation of nitrosourea toxicity in rodent embryonic cells by O6-benzylguanine, a depletor of O6-methylguanine-DNA methyltransferase.
Topics: Animals; Cell Differentiation; Cells, Cultured; DNA Adducts; Ethylnitrosourea; Female; Guanine; Mesencephalon; Methylnitrosourea; Methyltransferases; O(6)-Methylguanine-DNA Methyltransferase; Pregnancy; Rats; Rats, Sprague-Dawley | 1995 |
Refractoriness to mammary carcinogenesis in the parous mouse is reversible by hormonal stimulation induced by pituitary isografts.
Topics: Adenocarcinoma; Animals; Cell Differentiation; Cell Transformation, Neoplastic; Disease Susceptibility; Female; Humans; Infant, Newborn; Mammary Glands, Animal; Mammary Neoplasms, Experimental; Methylnitrosourea; Mice; Mice, Inbred BALB C; Mitogens; Parity; Pituitary Gland; Pregnancy; Pregnancy Complications, Neoplastic; Pregnancy, Animal; Progesterone; Prolactin | 1995 |
Effect of aging and interval between primary and secondary treatment in carcinogenesis induced by neonatal exposure to 5-bromodeoxyuridine and subsequent administration of N-nitrosomethylurea in rats.
Topics: Aging; Animals; Animals, Newborn; Bromodeoxyuridine; Carcinogens; Cocarcinogenesis; Female; Male; Methylnitrosourea; Pregnancy; Rats | 1995 |
Promoting effects of mancozeb on pancreas of nitrosomethylurea-treated rats.
Topics: Animals; Animals, Newborn; Carcinogens; Carcinoma in Situ; Cell Nucleolus; Female; Fungicides, Industrial; Hyperplasia; Lactation; Maneb; Maternal-Fetal Exchange; Methylnitrosourea; Pancreas; Pancreatic Neoplasms; Pregnancy; Rats; Rats, Wistar; Reference Values; Zineb | 1993 |
Embryotoxicity induced by alkylating agents: 10. Analysis of the combined teratogenic effects of methylnitrosourea and ethylmethanesulfonate in mice.
Topics: Abnormalities, Drug-Induced; Alkylating Agents; Animals; Bone and Bones; Dose-Response Relationship, Drug; Drug Synergism; Ethyl Methanesulfonate; Female; Methylnitrosourea; Mice; Pregnancy | 1995 |
Alterations in H-ras1 promoter conformation during N-nitroso-N-methylurea-induced mammary carcinogenesis and pregnancy.
Topics: Animals; Carcinogens; DNA Methylation; DNA, Neoplasm; Female; Genes, ras; Gonadal Steroid Hormones; Mammary Neoplasms, Experimental; Methylnitrosourea; Mutation; Nucleic Acid Conformation; Polymerase Chain Reaction; Pregnancy; Pregnancy, Animal; Promoter Regions, Genetic; Rats; Rats, Inbred F344 | 1996 |
Telomerase activity in the normal and neoplastic rat mammary gland.
Topics: Animals; Carcinogens; Cell Transformation, Neoplastic; Enzyme Activation; Epithelium; Female; Male; Mammary Glands, Animal; Mammary Neoplasms, Experimental; Methylnitrosourea; Phenotype; Pregnancy; Rats; Rats, Inbred Strains; Telomerase | 1997 |
Quercetin enhances pretumorous lesions in the NMU model of rat pancreatic carcinogenesis.
Topics: Animals; Body Weight; Carcinogens; Cocarcinogenesis; Female; Male; Methylnitrosourea; Organ Size; Pancreatic Neoplasms; Precancerous Conditions; Pregnancy; Quercetin; Rats; Rats, Wistar | 1998 |
Hormone-induced refractoriness to mammary carcinogenesis in Wistar-Furth rats.
Topics: Animals; Apoptosis; Blotting, Northern; Cell Division; Estrogens; Female; Mammary Glands, Animal; Mammary Neoplasms, Experimental; Methylnitrosourea; Pregnancy; Progesterone; Rats; Rats, Inbred WF; RNA, Messenger | 1998 |
[Features of development of male sex cells in mice subjected to the effect of chemical mutagens dipine and nitrosomethylurea (NMM) during the prenatal period].
Topics: Animals; Aziridines; Female; Male; Methylnitrosourea; Mice; Mice, Inbred C57BL; Mice, Inbred CBA; Mutagens; Pregnancy; Prenatal Exposure Delayed Effects; Spermatozoa | 1998 |
Induction of lympho-haemopoietic malignancy: impact of preconception paternal irradiation.
Topics: Animals; Carcinogens; Cells, Cultured; Chromosome Aberrations; Colony-Forming Units Assay; Female; Gamma Rays; Leukemia, Experimental; Male; Methylnitrosourea; Mice; Mice, Inbred Strains; Mutagens; Neoplasms, Radiation-Induced; Paternal Exposure; Plutonium; Pregnancy; Prenatal Exposure Delayed Effects; Spleen; Whole-Body Irradiation | 1998 |
Hormonal prevention of breast cancer: mimicking the protective effect of pregnancy.
Topics: Animals; Anticarcinogenic Agents; Breast Neoplasms; Cell Differentiation; Cell Division; Estradiol; Female; Humans; Mammary Glands, Animal; Mammary Neoplasms, Experimental; Methylnitrosourea; Perphenazine; Pregnancy; Progesterone; Rats; Rats, Inbred Lew | 1999 |
Malformations of the temporo-mandibular joint in laboratory animals and in man.
Topics: Abnormalities, Drug-Induced; Animals; Cyclophosphamide; Female; Glycine; Humans; Hydroxamic Acids; Infant, Newborn; Mercaptopurine; Methylnitrosourea; Mice; Mice, Inbred Strains; Pregnancy; Procarbazine; Rats; Rats, Sprague-Dawley; Temporomandibular Joint; Teratogens | 1999 |
Protective effects of pregnancy and lactation against N-methyl-N-nitrosourea-induced mammary carcinomas in female Lewis rats.
Topics: Animals; Carcinogens; Cell Division; Estrogens; Female; Lactation; Male; Mammary Neoplasms, Experimental; Methylnitrosourea; Neoplasm Proteins; Neoplasms, Hormone-Dependent; Ovariectomy; Parity; Pregnancy; Pregnancy, Animal; Progesterone; Rats; Rats, Inbred Lew; Receptors, Estrogen; Receptors, Progesterone | 1999 |
DNA alkylation studies of combined treatment with methylnitrosourea and ethylmethanesulfonate in mice.
Topics: Alkylating Agents; Alkylation; Animals; DNA; DNA Damage; DNA Methylation; Drug Synergism; Embryo, Mammalian; Ethyl Methanesulfonate; Female; Guanine; Injections, Intraperitoneal; Liver; Male; Methylnitrosourea; Mice; Mice, Inbred Strains; Pregnancy | 2000 |
Influence of perinatal genistein exposure on the development of MNU-induced mammary carcinoma in female Sprague-Dawley rats.
Topics: Alkylating Agents; Animals; Female; Genistein; Growth Inhibitors; Mammary Neoplasms, Animal; Methylnitrosourea; Pregnancy; Prenatal Exposure Delayed Effects; Rats; Rats, Sprague-Dawley | 2000 |
Dietary restriction during murine development provides protection against MNU-induced mutations.
Topics: Animals; Base Sequence; DNA Primers; Energy Intake; Feeding Behavior; Female; Genetic Predisposition to Disease; Litter Size; Methylnitrosourea; Mice; Mutation; Neoplasms, Experimental; Pregnancy; Transcription Factors; Viral Proteins | 2000 |
Nonspecific stimulation of the maternal immune system. I. Effects On teratogen-induced fetal malformations.
Topics: Abnormalities, Drug-Induced; Abnormalities, Multiple; Adjuvants, Immunologic; Animals; BCG Vaccine; Cleft Palate; Crosses, Genetic; Female; Fetal Blood; Flow Cytometry; Foot; Freund's Adjuvant; Injections; Injections, Intraperitoneal; Limb Deformities, Congenital; Maternal-Fetal Exchange; Methylnitrosourea; Mice; Mice, Inbred C3H; Mice, Inbred C57BL; Mice, Inbred ICR; Neural Tube Defects; Polychlorinated Dibenzodioxins; Pregnancy; Pyran Copolymer; Teratogens; Urethane; Valproic Acid | 2000 |
Differential expression of integrin mRNAs and proteins during normal rat mammary gland development and in carcinogenesis.
Topics: 9,10-Dimethyl-1,2-benzanthracene; Adenocarcinoma; Alkylating Agents; Animals; Antigens, CD; Carcinogens; Cell Adhesion; Extracellular Matrix Proteins; Female; Gene Expression Regulation, Developmental; Gene Expression Regulation, Neoplastic; Integrin alpha5; Integrin alpha6; Integrin beta1; Integrin beta4; Mammary Glands, Animal; Mammary Neoplasms, Animal; Methylnitrosourea; Oligopeptides; Pregnancy; Rats; Rats, Sprague-Dawley; RNA, Messenger | 2001 |
The inhibition of the transplacental blastomogenic effect of nitrosomethylurea by postnatal administration of buformin to rats.
Topics: Animals; Buformin; Cholesterol; Dietary Carbohydrates; Diethylstilbestrol; Energy Metabolism; Female; Glucose Tolerance Test; Hypertrophy; Hypoglycemic Agents; Hypothalamo-Hypophyseal System; Insulin; Kidney Neoplasms; Male; Maternal-Fetal Exchange; Methylnitrosourea; Neoplasms, Experimental; Neoplasms, Nerve Tissue; Nervous System Neoplasms; Ovariectomy; Ovary; Pregnancy; Prenatal Exposure Delayed Effects; Rats; Somatomedins | 1980 |
Modulatory effects of neonatal exposure to TCDD, or a mixture of PCBs, p,p'-DDT, and p-p'-DDE, on methylnitrosourea-induced mammary tumor development in the rat.
Topics: Alkylating Agents; Animals; Breast; Cell Transformation, Neoplastic; DDT; Dichlorodiphenyl Dichloroethylene; Dose-Response Relationship, Drug; Environmental Pollutants; Female; Insecticides; Mammary Neoplasms, Experimental; Methylnitrosourea; Polychlorinated Biphenyls; Polychlorinated Dibenzodioxins; Pregnancy; Prenatal Exposure Delayed Effects; Rats; Rats, Sprague-Dawley | 2001 |
Short-term exposure to pregnancy levels of estrogen prevents mammary carcinogenesis.
Topics: Alkylating Agents; Animals; Dose-Response Relationship, Drug; Estradiol; Female; Mammary Glands, Animal; Mammary Neoplasms, Experimental; Methylnitrosourea; Pregnancy; Rats; Rats, Inbred Lew; Silicone Elastomers; Time Factors | 2001 |
Analysis of mammary tumors for cytochemical evidence of endogenous mammary peroxidase.
Topics: 9,10-Dimethyl-1,2-benzanthracene; Animals; Breast Neoplasms; Female; Humans; Mammary Neoplasms, Experimental; Methylnitrosourea; Mice; Peroxidases; Pregnancy; Rats | 1979 |
[Possibilities for the spread of alpha-fetoprotein and heterologous antibodies in mother and fetus during transplacental carcinogenesis].
Topics: Age Factors; alpha-Fetoproteins; Animals; Antibodies; Female; Fetal Proteins; Maternal-Fetal Exchange; Methylnitrosourea; Neoplasms, Experimental; Organ Specificity; Pregnancy; Pregnancy Complications; Rats | 1975 |
[Various aspects of transplacental blastomogenesis in rabbits].
Topics: 9,10-Dimethyl-1,2-benzanthracene; Animals; Benzopyrenes; Ethylnitrosourea; Female; Kidney Neoplasms; Maternal-Fetal Exchange; Methylnitrosourea; Neoplasms, Experimental; Neurilemmoma; Pregnancy; Rabbits; Sciatic Nerve | 1978 |
Acquisition of angiogenic capacity and neoplastic transformation in the rat mammary gland.
Topics: 9,10-Dimethyl-1,2-benzanthracene; Animals; Female; Hyperplasia; Mammary Glands, Animal; Mammary Neoplasms, Experimental; Methylnitrosourea; Precancerous Conditions; Pregnancy; Rats; Rats, Inbred BN; Rats, Inbred F344 | 1978 |
Fat droplet formation in rat lactating mammary gland and mammary carcinomas viewed by freeze-fracture.
Topics: 9,10-Dimethyl-1,2-benzanthracene; Animals; Endoplasmic Reticulum; Female; Freeze Fracturing; Golgi Apparatus; Intracellular Membranes; Lactation; Lipids; Mammary Glands, Animal; Mammary Neoplasms, Experimental; Membrane Lipids; Methylnitrosourea; Pregnancy; Rats | 1979 |
In vivo DNA repair after N-methyl-N-nitrosourea administration to rats of different ages.
Topics: Age Factors; Animals; Brain; Chromatin; DNA; DNA Repair; Female; Fetus; Hydroxyurea; Kidney; Liver; Male; Methylnitrosourea; Nitrosourea Compounds; Pregnancy; Rats | 1978 |
Reduced DNA repair in mouse satellite DNA after treatment with methylmethanesulfonate, and N-methyl-N-nitrosourea.
Topics: Animals; DNA; DNA Repair; DNA Replication; DNA, Satellite; Female; Mammary Glands, Animal; Mesylates; Methyl Methanesulfonate; Methylnitrosourea; Mice; Mice, Inbred BALB C; Nitrosourea Compounds; Pregnancy | 1976 |
[Abnormal processes of vascularization of the head in relation to teratogenesis in various species of experimental animals].
Topics: Abnormalities, Drug-Induced; Animals; Blood Vessels; Female; Head; Methylnitrosourea; Mice; Pregnancy; Rats; Skull | 1977 |
Nitrosourea-induced brain tumors: an in vivo and in vitro tumor model system.
Topics: Animals; Brain Neoplasms; Cell Division; Cells, Cultured; Disease Models, Animal; Ethylnitrosourea; Female; Glioma; Immunosuppression Therapy; Male; Methylnitrosourea; Neoplasm Transplantation; Neoplasms, Experimental; Neurilemmoma; Nitrosourea Compounds; Pregnancy; Rats; Rats, Inbred Strains; Thymus Gland; Time Factors; Transplantation, Isogeneic | 1978 |
[Experiments on rhesus-monkeys (Macaca mulatta) with the carcinogens methyl- and ethylnitrosourea (author's transl)].
Topics: Animals; Ethylnitrosourea; Female; Fetus; Haplorhini; Macaca mulatta; Male; Maternal-Fetal Exchange; Methylnitrosourea; Neoplasms, Experimental; Nitrosourea Compounds; Pregnancy; Time Factors | 1977 |
[Comparative study of the action of carcinogenic substances that induce transplacental blastomogenesis in rabbits].
Topics: 9,10-Dimethyl-1,2-benzanthracene; Animals; Benzopyrenes; Carcinogens; Ethylnitrosourea; Female; Male; Methylnitrosourea; Neoplasms, Experimental; Neurilemmoma; Placenta; Pregnancy; Rabbits; Time Factors | 1978 |
The influence of chromatin structure on the distribution of DNA repair synthesis studied by nuclease digestion.
Topics: Animals; Chromatin; DNA Repair; Female; In Vitro Techniques; Kinetics; Mammary Glands, Animal; Methyl Methanesulfonate; Methylnitrosourea; Mice; Micrococcal Nuclease; Pregnancy | 1979 |
Mechanism of perinatal tumor induction by neuro-oncogenic alkylnitrosoureas and dialkylaryltriazenes.
Topics: Animals; Brain; DNA; DNA Repair; Female; Fetus; Guanine; Liver; Maternal-Fetal Exchange; Methylation; Methylnitrosourea; Neoplasms, Experimental; Nervous System Diseases; Nitrosourea Compounds; Pregnancy; Rats; Triazenes | 1979 |
Influence of dietary fat on the induction of mammary tumors by N-nitrosomethylurea: associated hormone changes and differences between Sprague-Dawley and F344 rats.
Topics: Adenocarcinoma; Animals; Body Weight; Dietary Fats; Estrogens; Estrus; Female; Mammary Neoplasms, Experimental; Methylnitrosourea; Nitrosourea Compounds; Pregnancy; Prolactin; Rats; Rats, Inbred F344; Species Specificity | 1977 |
[Combined transplacental carcinogenic action of N-nitrosomethylurea (NMU) and N-nitrosoethylurea (NEU) in rats].
Topics: Animals; Brain Neoplasms; Carcinogens; Dose-Response Relationship, Drug; Drug Interactions; Ethylnitrosourea; Female; Gestational Age; Methylnitrosourea; Neoplasms, Experimental; Nitrosourea Compounds; Placenta; Pregnancy; Rats; Teratogens | 1978 |
The significance of some modifying factors during transplacental blastomogenesis by ethylnitrosourea in rabbits.
Topics: Animals; Antigens; Ethylnitrosourea; Female; Kidney Neoplasms; Male; Maternal-Fetal Exchange; Methylnitrosourea; Neoplasms, Experimental; Nerve Tissue; Nitrosourea Compounds; Peripheral Nervous System Neoplasms; Physical Stimulation; Pregnancy; Rabbits; Sciatic Nerve | 1978 |
[Teratogenic effect of N-methyl-N-nitrosourea on the brain anlage of rat embryos using autoradiographic methods (author's transl)].
Topics: Abnormalities, Drug-Induced; Anencephaly; Animals; Autoradiography; Brain; DNA; Female; Methylnitrosourea; Mitotic Index; Nitrosourea Compounds; Pregnancy; Rats; Regeneration; Time Factors | 1978 |
Some results and prospects of transplacental carcinogenesis studies.
Topics: 9,10-Dimethyl-1,2-benzanthracene; Abnormalities, Drug-Induced; Animals; Brain; Brain Neoplasms; Disease Models, Animal; Ethylnitrosourea; Female; Fetus; Maternal-Fetal Exchange; Methylnitrosourea; Neoplasms, Experimental; Nervous System Diseases; Nitrosourea Compounds; Organ Specificity; Placenta; Pregnancy; Rats | 1976 |
Screening of potential chemical carcinogens by means of mammalian cells in vitro.
Topics: 9,10-Dimethyl-1,2-benzanthracene; Animals; Carcinogens; Cell Division; Cells, Cultured; Cricetinae; DDT; Diethylnitrosamine; Dimethylnitrosamine; Drug Evaluation, Preclinical; Ethylnitrosourea; Female; Guinea Pigs; In Vitro Techniques; Methylnitrosourea; Mice; Neoplasms, Experimental; Pregnancy; Rats | 1976 |
[Induction of malformations by N-methyl-N-nitrosourea (MNU) (author's transl))].
Topics: Animals; Disease Models, Animal; Female; Fetus; Humans; Infant, Newborn; Methylnitrosourea; Neoplasms, Experimental; Nitrosourea Compounds; Pregnancy; Rats | 1977 |
[Effect of neurotropic carcinogenic agents nitrosomethyl- and nitrosoethylurea on rat embryo cerebral cortex development].
Topics: Animals; Brain; Brain Diseases; Cerebral Cortex; Ethylnitrosourea; Female; Gestational Age; Maternal-Fetal Exchange; Methylnitrosourea; Nitrosourea Compounds; Pregnancy; Rats | 1977 |
Prenatal and postnatal toxicity induced in guinea-pigs by nitrosomethylurea.
Topics: Animals; Animals, Newborn; Fatty Liver; Female; Fetal Death; Guinea Pigs; Litter Size; Methylnitrosourea; Nitrosomethylurethane; Nitrosourea Compounds; Pneumonia, Pneumococcal; Pregnancy; Urethane | 1976 |
[Carcinogenicity of N-nitroso compounds].
Topics: Amides; Animals; Carcinogens; Esophageal Neoplasms; Female; Gastrointestinal Neoplasms; Humans; Kidney Neoplasms; Liver Neoplasms; Methylnitrosourea; Microsomes; Mutagens; Nitrosamines; Nitroso Compounds; Pregnancy; Pregnancy Complications; Respiratory Tract Neoplasms; Structure-Activity Relationship; Teratogens | 1976 |
[Transplacental blastomogenic effect of N-nitrosomethylurea in rats with constant estrus].
Topics: Animals; Estrus; Female; Male; Maternal-Fetal Exchange; Methylnitrosourea; Neoplasms, Experimental; Nitrosourea Compounds; Pregnancy; Rats | 1976 |
[The effect of N-nitrosomethylurea on organ cultures of human embryonal lung tissue].
Topics: Female; Fetal Diseases; Humans; Hyperplasia; Lung; Lung Diseases; Methylnitrosourea; Mitosis; Necrosis; Nitrosourea Compounds; Organ Culture Techniques; Organ Specificity; Pregnancy; Time Factors | 1975 |
[The effect of N-nitrosomethylurea on organ cultures of human embryonal lung tissue].
Topics: Female; Fetal Diseases; Humans; Hyperplasia; Lung; Lung Diseases; Methylnitrosourea; Mitosis; Necrosis; Nitrosourea Compounds; Organ Culture Techniques; Organ Specificity; Pregnancy; Time Factors | 1975 |
Histopathological studies of the nervous system tumors in rats induced by N-nitroso-methyl-urea.
Topics: Animals; Astrocytoma; Brain Neoplasms; Ependymoma; Female; Glioma; Maternal-Fetal Exchange; Meningioma; Methylnitrosourea; Neoplasms, Experimental; Nitrosourea Compounds; Oligodendroglioma; Peripheral Nervous System Neoplasms; Pregnancy; Rats; Spinal Cord Neoplasms | 1975 |
Pre- and postnatal toxicity induced in guinea pigs by N-nitrosomethylurea.
Topics: Abnormalities, Drug-Induced; Abortion, Spontaneous; Animals; Birth Weight; Bronchopneumonia; Fatty Liver; Female; Fetal Death; Fetal Diseases; Fetus; Guinea Pigs; Male; Methylnitrosourea; Nitrosomethylurethane; Nitrosourea Compounds; Pregnancy | 1975 |
[Effect of N-nitroso compounds and aminoazo compound on organ cultures of human embryonal kidney].
Topics: Azo Compounds; Cells, Cultured; Dimethylnitrosamine; Epithelial Cells; Epithelium; Female; Humans; Hyperplasia; Kidney; Kidney Glomerulus; Kidney Tubules; Methylnitrosourea; Nitrosamines; Nitrosourea Compounds; o-Aminoazotoluene; Organ Culture Techniques; Pregnancy | 1975 |
N-alkyl-N-nitrosourea induced secondary structural changes in DNA from rat embryos and fetal brains in vivo.
Topics: Abnormalities, Drug-Induced; Animals; Brain; DNA; Embryo, Mammalian; Ethylnitrosourea; Female; Fetus; Methylnitrosourea; Neoplasms, Experimental; Nucleic Acid Conformation; Pregnancy; Rats; Rats, Wistar | 1992 |
Induction of fetal malformations after treatment of mouse embryos with methylnitrosourea at the preimplantation stages.
Topics: Animals; Blastocyst; Embryo Transfer; Embryo, Mammalian; Embryonic Development; Female; Gestational Age; Male; Methylnitrosourea; Mice; Mice, Inbred ICR; Pregnancy; Teratogens | 1991 |
Early neurobehavioral disorders in the micrencephalic offspring induced by prenatal treatment with N-methyl-N-nitrosourea or methylazoxymethanol in the rat.
Topics: Animals; Behavior, Animal; Body Weight; Brain; Female; Locomotion; Male; Methylazoxymethanol Acetate; Methylnitrosourea; Microcephaly; Organ Size; Pregnancy; Prenatal Exposure Delayed Effects; Rats; Rats, Inbred Strains; Rodent Diseases; Swimming | 1991 |
Embryotoxicity induced by alkylating agents: 6. DNA adduct formation induced by methylnitrosourea in mouse embryos.
Topics: Abnormalities, Drug-Induced; Alkylation; Animals; DNA; DNA Repair; Embryo, Mammalian; Female; Guanine; Methylnitrosourea; Mice; Neoplasms, Experimental; Pregnancy | 1991 |
Multicentric focal acinar cell hyperplasia and hepatocyte-like cell metaplasia are induced by nitrosomethylurea in rat pancreas.
Topics: Animals; Dietary Fats; Fatty Acids, Essential; Female; Hyperplasia; Metaplasia; Methylnitrosourea; Pancreas; Pancreatic Neoplasms; Precancerous Conditions; Pregnancy; Rats; Rats, Inbred Strains | 1991 |
A Feulgen microspectrophotometric study of the DNA content of essential fatty acid-deficient rat pancreas treated with nitrosomethylurea.
Topics: Animals; DNA; Fatty Acids, Essential; Female; Methylnitrosourea; Microspectrophotometry; Pancreas; Pregnancy; Rats; Rats, Inbred Strains | 1990 |
Protein alterations associated with N-methyl-N-nitrosourea exposure of preimplantation mouse embryos transferred to surrogate mothers.
Topics: Animals; Blastocyst; Blotting, Western; Cell Adhesion Molecules; Embryonic Development; Female; Fetus; Gestational Age; Methylnitrosourea; Mice; Mice, Inbred BALB C; Mice, Inbred C57BL; Mutagens; Pregnancy; Teratogens | 1990 |
Suppression of developmental anomalies by maternal macrophages in mice.
Topics: Abnormalities, Drug-Induced; Abnormalities, Radiation-Induced; Animals; Cell Survival; Congenital Abnormalities; Embryo, Mammalian; Female; Macrophage Activation; Macrophages; Maternal-Fetal Exchange; Methylnitrosourea; Mice; Mice, Inbred ICR; Mutation; Mycobacterium bovis; Pregnancy; Urethane | 1990 |
Specific patterns of oncogene activation in transplacentally induced tumors.
Topics: Animals; Base Sequence; Cell Transformation, Neoplastic; Cells, Cultured; DNA, Neoplasm; Female; Gene Amplification; Gene Expression Regulation, Neoplastic; Genes, ras; Maternal-Fetal Exchange; Methylnitrosourea; Mice; Molecular Sequence Data; Neoplasms, Experimental; Oligonucleotide Probes; Oncogenes; Placenta; Polymerase Chain Reaction; Pregnancy; Rats; Rats, Inbred BUF; Transfection | 1990 |
Experimental congenital hydrocephalus--pathogenetic processes in differentiating brain.
Topics: Animals; Female; Hydrocephalus; Methylnitrosourea; Pregnancy; Rats; Rats, Inbred Strains | 1986 |
Influence of hormonal disturbances on transplacental and multigeneration carcinogenesis in rats.
Topics: 9,10-Dimethyl-1,2-benzanthracene; Animals; Estrus; Female; Male; Methylnitrosourea; Methylthiouracil; Neoplasms, Experimental; Pregnancy; Prenatal Exposure Delayed Effects; Rats; Thyroid Hormones; Thyroidectomy; Thyroxine | 1989 |
Cytogenetic studies on preimplantation mouse embryos exposed to methylnitrosourea in vivo.
Topics: Animals; Blastocyst; Chromosome Aberrations; Chromosome Disorders; Female; Methylnitrosourea; Mice; Morula; Pregnancy; Sister Chromatid Exchange | 1989 |
Abnormal development of mouse embryos exposed to methylnitrosourea before implantation.
Topics: Abnormalities, Drug-Induced; Animals; Blastocyst; Female; Gestational Age; Lethal Dose 50; Methylnitrosourea; Mice; Pregnancy | 1989 |
The antioxidant butylated hydroxytoluene can retard cerebellar degeneration induced transplacentally by a single low dosage of N-methyl-N-nitrosourea.
Topics: Animals; Antioxidants; Butylated Hydroxytoluene; Cerebellar Diseases; Cerebellum; Diet; Disease Models, Animal; Female; Methylnitrosourea; Mice; Nerve Degeneration; Pregnancy; Prenatal Exposure Delayed Effects; Purkinje Cells | 1989 |
In vitro developmental toxicity of five direct-acting alkylating agents in rodent embryos: structure-activity patterns.
Topics: Alkylating Agents; Analysis of Variance; Animals; Brain; Dose-Response Relationship, Drug; Embryo, Mammalian; Ethyl Methanesulfonate; Ethylnitrosourea; Female; In Vitro Techniques; Maternal-Fetal Exchange; Methyl Methanesulfonate; Methylnitronitrosoguanidine; Methylnitrosourea; Pregnancy; Rats; Rats, Inbred Strains | 1989 |
Effects of postnatal administration of tumour-promoting barbiturates on the development of tumours initiated by prenatal exposure of fetal rats and mice to N-alkylnitrosoureas.
Topics: Aging; Animals; Barbiturates; Carcinogens; Cocarcinogenesis; Ethylnitrosourea; Female; Male; Methylnitrosourea; Mice; Pregnancy; Prenatal Exposure Delayed Effects; Rats; Rats, Inbred F344; Sex Factors | 1989 |
Late-onset cerebellar degeneration in mice induced transplacentally by methylnitrosourea.
Topics: Animals; Cerebellar Ataxia; Female; Injections, Intraperitoneal; Male; Methylnitrosourea; Mice; Mice, Inbred Strains; Pregnancy; Prenatal Exposure Delayed Effects; Purkinje Cells | 1987 |
Effects of the antioxidant butylated hydroxytoluene (BHT) on retinal degeneration induced transplacentally by a single low dosage of N-methyl-N-nitrosourea (MNU).
Topics: Animals; Antioxidants; Butylated Hydroxytoluene; Cell Nucleus; Female; Maternal-Fetal Exchange; Methylnitrosourea; Mice; Photoreceptor Cells; Pregnancy; Reference Values; Retina; Retinal Degeneration; Teratogens | 1988 |
[The effect of disorders of the estrous function in female rats on the realization of multigenerational carcinogenic effect of N-nitrosomethylurea].
Topics: Animals; Cocarcinogenesis; Estrus; Female; Methylnitrosourea; Neoplasms, Experimental; Pregnancy; Prenatal Exposure Delayed Effects; Rats | 1988 |
DNA strand breaks in embryonic mouse limbs exposed to methylnitrosourea.
Topics: Animals; Body Weight; DNA Damage; Extremities; Female; Methylnitrosourea; Mice; Mice, Inbred ICR; Pregnancy; Teratogens | 1988 |
Biochemical characterization of retinal protein and phospholipid synthesis in mice exposed transplacentally to N-methyl-N-nitrosourea.
Topics: Animals; Eye Proteins; Female; Glycerol; Leucine; Maternal-Fetal Exchange; Methylnitrosourea; Mice; Phospholipids; Pregnancy; Retina; Retinal Degeneration; Rod Cell Outer Segment | 1988 |
No diabetogenic effect of N-nitrosomethylurea on pregnant BALB/c mice and their progeny.
Topics: Animals; Blood Glucose; Diabetes Mellitus, Experimental; Dose-Response Relationship, Drug; Female; Male; Methylnitrosourea; Mice; Mice, Inbred BALB C; Pregnancy; Pregnancy, Animal | 1988 |
Embryotoxicity induced by alkylating agents: 5. Dose-response relationships of teratogenic effects of methylnitrosourea in mice.
Topics: Abnormalities, Drug-Induced; Alkylating Agents; Animals; Dose-Response Relationship, Drug; Embryo, Mammalian; Female; Fetus; Methylnitrosourea; Mice; Pregnancy; Teratogens | 1988 |
Comparison of alkaline phosphatase activity in normal, lactating and neoplastic rat mammary tissue.
Topics: Alkaline Phosphatase; Animals; Binding, Competitive; Bromocriptine; Female; Isoenzymes; Lactation; Mammary Glands, Animal; Mammary Neoplasms, Experimental; Methylnitrosourea; Pregnancy; Rats; Rats, Inbred Strains | 1988 |
[Effect of pregnancy and lactation on the appearance of the carcinogenic action of N-methyl-N-nitrosourea in rats].
Topics: Animals; Female; Lactation; Male; Methylnitrosourea; Neoplasms, Experimental; Pregnancy; Pregnancy, Animal; Rats; Time Factors | 1987 |
Light and electron microscopic observations of ependyma in N-methyl-nitrosourea-induced dysgenetic hydromicrocephalic rat offsprings.
Topics: Aging; Animals; Ependyma; Female; Male; Methylnitrosourea; Microcephaly; Pregnancy; Rats; Rats, Inbred Strains | 1986 |
Light and electron microscopic observations of pia-arachnoid in N-methyl-nitrosourea-induced dysgenetic hydromicrocephalic rat offsprings.
Topics: Aging; Animals; Arachnoid; Brain; Female; Methylnitrosourea; Microcephaly; Microscopy, Electron; Pia Mater; Pregnancy; Rats; Rats, Inbred Strains | 1986 |
[Effect of disordered thyroid function on the realization of the transplacental carcinogenic action of N-nitrosomethylurea in 1st- and 2d-generation rats].
Topics: Animals; Female; Methylnitrosourea; Methylthiouracil; Neoplasms, Experimental; Placenta; Pregnancy; Rats; Thyroid Gland; Thyroidectomy; Thyroxine | 1986 |
Chemotherapy in intracerebrally transplanted tumors induced with transplacental administration of ethylnitrosourea in rats.
Topics: Animals; Brain Neoplasms; Drug Administration Schedule; Ethylnitrosourea; Female; Lomustine; Methylnitrosourea; Neoplasm Transplantation; Placenta; Pregnancy; Rats; Spinal Cord Neoplasms | 1986 |
Retinal degeneration in the mouse. A model induced transplacentally by methylnitrosourea.
Topics: Aging; Animals; Disease Models, Animal; Dose-Response Relationship, Drug; Female; Methylnitrosourea; Mice; Pregnancy; Prenatal Exposure Delayed Effects; Retina; Retinal Degeneration | 1986 |
Influence of perinatal nicotine administration on transplacental carcinogenesis in Sprague Dawley rats by N-methylnitrosourea.
Topics: Animals; Female; Male; Mammary Neoplasms, Experimental; Maternal-Fetal Exchange; Methylnitrosourea; Neoplasms, Experimental; Nervous System Neoplasms; Nicotine; Pregnancy; Rats; Rats, Inbred Strains | 1987 |
Frequency of congenital defects and dominant lethals in the offspring of male mice treated with methylnitrosourea.
Topics: Abnormalities, Drug-Induced; Animals; Drug Resistance; Female; Fetal Death; Fetal Diseases; Genes, Dominant; Genes, Lethal; Male; Methylnitrosourea; Mice; Mice, Inbred ICR; Pregnancy; Spermatogenesis; Spermatozoa; Stem Cells | 1987 |
Effect of pregnancy and nursing on the growth of metastases from N-nitroso-N-methylurea-induced mammary carcinomas.
Topics: Animals; Female; Lactation; Mammary Neoplasms, Experimental; Methylnitrosourea; Mice; Mice, Inbred Strains; Neoplasm Metastasis; Pregnancy; Pregnancy, Animal; Rats; Time Factors | 1985 |
Quantitative assessment of the role of O6-methylguanine in the initiation of carcinogenesis by methylating agents.
Topics: Animals; Cell Transformation, Neoplastic; Cricetinae; DNA; Dose-Response Relationship, Drug; Female; Guanine; Mesocricetus; Methyl Methanesulfonate; Methylation; Methylnitronitrosoguanidine; Methylnitrosourea; Nitrosourea Compounds; Pregnancy | 1985 |
Effects of molybdenum and tungsten on mammary carcinogenesis in SD rats.
Topics: Animals; Body Weight; Estrus; Female; Mammary Neoplasms, Experimental; Methylnitrosourea; Molybdenum; Pregnancy; Rats; Rats, Inbred Strains; Tungsten | 1985 |
Midgestational abnormalities associated with in vitro preimplantation N-methyl-N-nitrosourea exposure with subsequent transfer to surrogate mothers.
Topics: Abnormalities, Drug-Induced; Animals; Blastocyst; Dimethyl Sulfoxide; Embryo Transfer; Embryonic Development; Female; Fetal Death; Methylnitrosourea; Mice; Pregnancy | 1985 |
Embryotoxicity induced by alkylating agents: left-sided preponderance of paw malformations induced by acetoxymethyl-methylnitrosamine in mice.
Topics: Abnormalities, Drug-Induced; Alkylating Agents; Animals; Carcinogens; Dimethylnitrosamine; Female; Fingers; Foot Deformities, Congenital; Forelimb; Gestational Age; Hindlimb; Methylnitrosourea; Mice; Pregnancy | 1985 |
Light and electron microscopic observations of choroid plexus in N-methyl-nitrosourea-induced dysgenetic hydromicrocephalic rat offsprings.
Topics: Age Factors; Animals; Choroid Plexus; Female; Hydrocephalus; Methylnitrosourea; Microcephaly; Microscopy, Electron; Nitrosourea Compounds; Pregnancy; Rats; Rats, Inbred Strains; Rodent Diseases | 1985 |
[Modifying effect of thyroid gland functional disorders on realization of transplacental carcinogenesis induced by N-nitrosomethylurea in rats].
Topics: Animals; Brain Neoplasms; Female; Maternal-Fetal Exchange; Methylnitrosourea; Methylthiouracil; Neoplasms, Experimental; Pregnancy; Rats; Thyroid Gland; Thyroid Neoplasms; Thyroidectomy; Thyroxine | 1985 |
Estrous cycle modification of rat mammary tumor induction by a single dose of N-methyl-N-nitrosourea.
Topics: Animals; Cell Nucleus; Cytosol; DNA; Estrus; Female; Flow Cytometry; Mammary Neoplasms, Experimental; Methylnitrosourea; Neoplasm Metastasis; Nitrosourea Compounds; Pregnancy; Rats; Rats, Inbred Strains; Receptors, Estrogen | 1985 |
[Effect of glucose on fetal weight and the transplacental blastomogenic effect of N-nitrosomethylurea in rats].
Topics: Animals; Birth Weight; Cocarcinogenesis; Female; Glucose; Male; Maternal-Fetal Exchange; Methylnitrosourea; Neoplasms, Experimental; Pregnancy; Rats | 1985 |
[Lysosomal enzymes in nitrosamine induced nervous system tumors of rats (author's transl)].
Topics: Acid Phosphatase; Animals; Brain; Brain Neoplasms; Ethylnitrosourea; Female; Glioma; Glucuronidase; Hexosaminidases; Lysosomes; Male; Methylnitrosourea; Neoplasms, Experimental; Nitrosourea Compounds; Oligodendroglioma; Pregnancy; Rats; Sulfatases | 1974 |