urea has been researched along with guanine in 69 studies
| Timeframe | Studies, this research(%) | All Research% |
|---|---|---|
| pre-1990 | 51 (73.91) | 18.7374 |
| 1990's | 2 (2.90) | 18.2507 |
| 2000's | 9 (13.04) | 29.6817 |
| 2010's | 5 (7.25) | 24.3611 |
| 2020's | 2 (2.90) | 2.80 |
| Authors | Studies |
|---|---|
| Chen, AB; Saha, A; Sawh, V | 1 |
| Milner, JA | 1 |
| Fuji, H; Mihich, E | 1 |
| Schoffeniels, E | 1 |
| Ebel, JP; Giegé, R; Krzyzosiak, WJ; Marciniec, T; Romby, P; Wiewiorowski, M | 1 |
| Aubert, M; Bellemare, G; Monier, R | 1 |
| Loth, L; Mihich, E; Mulhern, AI; Simpson, CL | 1 |
| Krüger, FW; Osswald, H; Schelten, E; Walker, G | 1 |
| Bartgis, IL; Diamond, LS; Gelderman, AH; Keister, DB | 1 |
| Hakala, MT | 1 |
| Ferris, JP; Orgel, LE; Sanchez, RA | 1 |
| Lushbaugh, TS; Montalvo, FE; Reeves, RE | 1 |
| Bigelow, CC; Sharma, RN | 1 |
| Blair, DG | 1 |
| Hitier, Y | 1 |
| Greenspan, CM; Litt, M | 1 |
| Dave, C; Mihich, E | 1 |
| Mertz, DP; Ropers, HH | 1 |
| Dave, C; Ehrke, J; Mihich, E | 1 |
| Cadenhead, A; Cameron, JS; Hatfield, PJ; Jones, AS; Simmonds, HA | 1 |
| Angelino, N; Dave, C; Ghosh, AC; Korytnyk, W | 1 |
| Cadenhead, A; Cameron, JS; Farebrother, DA; Hatfield, PJ; Jones, AS; Simonds, HA | 1 |
| Piatigorsky, J; Simpson, RT; Zelenka, P | 1 |
| Cox, RA | 1 |
| Dobbelstein, H | 1 |
| Dedonder, R; Lecadet, MM | 1 |
| Ishikawa, H; Newburgh, RW | 1 |
| Garcia, H; Keefer, L; Lijinsky, W; Loo, J; Ross, AE | 1 |
| Goth, R; Rajewsky, MF | 1 |
| Hakala, MT; Weiss, L | 1 |
| Kitano, M; Mihich, E | 1 |
| Magee, PN; Swann, PF | 1 |
| Frei, JV | 2 |
| Baker, BR; Siebenneick, HU | 1 |
| Egami, F; Koike, T; Uchida, T | 1 |
| Ehrke, MJ; Mihich, E; Soucek, J | 1 |
| Schwarz, E | 1 |
| Bernardi, G; Piperno, G | 1 |
| Krishnan, PS; Kumar, KS | 1 |
| Tetzlaff, I; Wunderlich, V | 1 |
| Ballweg, H; Krüger, FW; Maier-Borst, W | 1 |
| Eckert, L; Kating, H | 1 |
| Barker, R; Castellino, FJ | 2 |
| Cohen, BD; Horowitz, HI | 1 |
| Aubel-Sadron, G; Beck, G; Duval, J; Ebel, JP | 1 |
| Gordon, DF | 1 |
| Müller, H; Riesner, D; Steger, G | 1 |
| Brigden, D; Rosling, AE; Woods, NC | 1 |
| Glusker, JP; Shimoni, L | 1 |
| Ishchenko, A; Krysanova, Z; Nevinsky, GA; Saparbaev, M; Sidorkina, O; Sinitsyna, O; Vasyunina, EA | 1 |
| DE ROQUEFEUIL, C; DELAUNAY, A | 1 |
| Burg, MB; Dmitrieva, NI; Levine, RL; Park, JH; Zhang, Z | 1 |
| Delaney, JC; Essigmann, JM; Gu, F; Hah, SS; Henderson, PT; Neeley, WL; Niles, JC; Tannenbaum, SR | 1 |
| Baruah, H; Bierbach, U; Wright, MW | 1 |
| Ong, HC; Zimmerman, SC | 1 |
| Herdewijn, P; Lagoja, IM | 2 |
| FAIRLEY, JL; LORING, HS | 1 |
| Anderson, CA; Kuykendall, DW; Zimmerman, SC | 1 |
| Chen, LL; Pope, SD; Stewart, V | 1 |
| Aguilar, J; Badia, J; Baldoma, L; Giménez, R; Guzmán, K | 1 |
| Anderson, CA; Briggs, EM; Jones, AR; Kuykendall, DW; Novitsky, EJ; Sottos, NR; Zimmerman, SC | 1 |
| Beer, DG; Bergeron, EJ; Chen, G; Giordano, TJ; Grabauskiene, S; Morgan, MA; Reddy, RM; Thomas, DG | 1 |
| McCord, BR; Pionzio, AM | 1 |
| Reynolds, SD; Roman, J | 1 |
| Abel, AK; Becker, ML; Dreger, NZ; Forster, SP; Gustafson, TP; Nettleton, K | 1 |
| Bouza, M; Burcar, BT; Fernández, FM; Fialho, DM; Hud, NV; Menor-Salván, C | 1 |
2 review(s) available for urea and guanine
| Article | Year |
|---|---|
[Comparative biochemical systems].
Topics: Animals; Biochemical Phenomena; Biochemistry; Biological Evolution; Electrophysiology; Energy Metabolism; Guanine; Metabolism; Phylogeny; Sleep; Urea; Uric Acid | 1991 |
[Pathogenesis of uremia].
Topics: Acidosis; Aminobenzoates; Ammonia; Anemia; Animals; Butyrates; Cardiovascular Diseases; Central Nervous System Diseases; Cinnamates; Creatinine; Dogs; Endocrine System Diseases; Gastroenteritis; Glomerular Filtration Rate; Guanidines; Guanine; Guinea Pigs; Haplorhini; Hemorrhagic Disorders; Hominidae; Humans; In Vitro Techniques; Indican; Mice; Phenols; Phosphates; Pruritus; Pulmonary Edema; Pyruvates; Rabbits; Rats; Urea; Uremia | 1971 |
67 other study(ies) available for urea and guanine
| Article | Year |
|---|---|
Conformational stability of antigenic determinant sites of bovine liver catalase.
Topics: Animals; Calcium Chloride; Catalase; Cattle; Epitopes; Formamides; Guanine; Hot Temperature; Hydrogen-Ion Concentration; Liver; Lysine; Protein Conformation; Protein Denaturation; Tetranitromethane; Trinitrobenzenesulfonic Acid; Tyrosine; Urea | 1975 |
Mechanism for fatty liver induction in rats fed arginine deficient diets.
Topics: Adenine; Animals; Arginine; Body Weight; Cholesterol; Citrates; Fatty Liver; Female; Guanine; Lipid Metabolism; Male; Orotic Acid; Phospholipids; Rats; Triglycerides; Urea | 1979 |
Selection for high immunogenicity in drug-resistant sublines of murine lymphomas demonstrated by plaque assay.
Topics: Animals; Antibodies, Neoplasm; Antibody-Producing Cells; Antigens, Neoplasm; Antineoplastic Agents; Cell Line; Cytotoxicity Tests, Immunologic; Diamines; Drug Resistance; Female; Glyoxal; Guanine; Hemolytic Plaque Technique; Histocompatibility Antigens; Hydrazones; Leukemia L1210; Mice; Mice, Inbred DBA; Spleen; Thymus Gland; Triazoles; Urea | 1975 |
Characterization of the lead(II)-induced cleavages in tRNAs in solution and effect of the Y-base removal in yeast tRNAPhe.
Topics: Guanine; Hydrogen-Ion Concentration; Hydrolysis; Lead; Nucleic Acid Conformation; RNA, Transfer; RNA, Transfer, Phe; Structure-Activity Relationship; Temperature; Urea; Yeasts | 1988 |
Selective reaction of glyoxal with guanine residues in native and denatured Escherichia coli 5S RNA.
Topics: Aldehydes; Base Sequence; Edetic Acid; Electrophoresis, Polyacrylamide Gel; Escherichia coli; Glyoxal; Guanine; Hot Temperature; Magnesium; Nucleic Acid Denaturation; Nucleic Acid Renaturation; Phosphorus Isotopes; RNA, Bacterial; RNA, Ribosomal; Urea | 1973 |
Toxic and patologic effects of 4,4'-diacetyl-diphenyl-urea-bis(guanylhydrazone), a new antileukemic agent.
Topics: Alopecia; Animals; Antineoplastic Agents; Chemical and Drug Induced Liver Injury; Dogs; Drug Eruptions; Guanine; Haplorhini; Hydrazines; Hypoglycemia; Injections, Intravenous; Leukemia, Experimental; Mice; Paralysis; Rabbits; Rats; Urea | 1969 |
[The organotropy of alkylating activity of dimethylnitrosamine (DMNA) and nitrosomethyl urea (NMH) in vivo].
Topics: Alkylating Agents; Animals; Body Weight; Carbon Isotopes; Female; Formates; Guanine; Hepatectomy; Injections, Intravenous; Kidney; Liver; Lymphoma, Large B-Cell, Diffuse; Male; Methanol; Methylation; Mice; Muscles; Neoplasm Transplantation; Neoplasms, Experimental; Nitrosamines; Nitroso Compounds; Nitrosourea Compounds; Rats; RNA; RNA, Neoplasm; Salmonidae; Sarcoma, Experimental; Urea | 1970 |
Characterization of the deoxyribonucleic acid of representative strains of Entamoeba histolytica, E. histoytica-like amebae, and E. moshkovskii.
Topics: Centrifugation, Density Gradient; Culture Media; Cytosine; DNA; Entamoeba; Entamoeba histolytica; Genotype; Guanine; Hot Temperature; Hydroxyapatites; Kinetics; Spectrophotometry; Urea | 1971 |
Uptake and distribution of 4,4'-diacetyl-diphenyl-urea-bis-guanylhydrazone in sensitive and resistant sarcoma 180 cells in vitro.
Topics: Acetamides; Aldehydes; Anilides; Animals; Azo Compounds; Biological Transport; Carbon Isotopes; Cell Fractionation; Cell Line; Cell Nucleus; Cerebrosides; Choline; Dinitrophenols; Drug Synergism; Guanine; Hydrazines; Hydrochloric Acid; Imidazoles; Iodoacetates; Kinetics; Microsomes; Mitochondria; Mutation; Phenazines; Phosphates; Phosphatidylcholines; Phosphatidylethanolamines; Phosphatidylinositols; Polyamines; Sarcoma 180; Sodium Hydroxide; Spermine; Sphingomyelins; Temperature; Thermodynamics; Urea; Vincristine | 1971 |
Studies in prebiotic synthesis. IV. Conversion of 4-aminoimidazole-5-carbonitrile derivatives to purines.
Topics: Adenine; Amides; Amidines; Amines; Carbonates; Chemical Phenomena; Chemistry; Chromatography, Paper; Cyanates; Guanine; Hydrogen Cyanide; Hydrogen-Ion Concentration; Hydrolysis; Imidazoles; Nitriles; Photochemistry; Purines; Quaternary Ammonium Compounds; Temperature; Time Factors; Urea | 1968 |
Characterization of deoxyribonucleic acid of Entamoeba histolytica by cesium chloride density centrifugation.
Topics: Animals; Bacteroides; Centrifugation, Density Gradient; Clone Cells; Culture Media; Cytosine; Densitometry; DNA; Entamoeba histolytica; Germ-Free Life; Guanine; Hydroxyapatites; Ultracentrifugation; Urea | 1971 |
A comparison of the denatured states of alpha-lactalbumin and lysozyme.
Topics: Animals; Cattle; Chickens; Guanine; Lactalbumin; Light; Lithium; Muramidase; Optical Rotatory Dispersion; Perchlorates; Protein Conformation; Protein Denaturation; Rotation; Spectrum Analysis; Urea; Viscosity | 1974 |
Acid-soluble metabolites of adenine-2-14C-adenine-8-14C in 2,6-diaminopurine-sensitive and 2,6-diaminopurine-resistant L strain mouse cells.
Topics: Adenine; Adenine Nucleotides; Animals; Carbon Isotopes; Chromatography, Ion Exchange; Chromatography, Paper; Guanine; Guanine Nucleotides; L Cells; Mice; NAD; NADP; Nucleosides; Perchlorates; Purines; Urea; Uric Acid; Xanthines | 1968 |
[Scury and purine catabolism].
Topics: Adenine; Allantoin; Animals; Ascorbic Acid Deficiency; Guanine; Guinea Pigs; Purines; Scurvy; Stimulation, Chemical; Urate Oxidase; Urea; Uric Acid; Xanthine Oxidase | 1974 |
Kethoxal inactivation of three transfer ribonucleic acids chargeable by yeast phenylalanyl transfer ribonucleic acid synthetase.
Topics: Aldehydes; Amino Acyl-tRNA Synthetases; Base Sequence; Benzoates; Carbon Isotopes; Chemical Phenomena; Chemistry; Chromatography, DEAE-Cellulose; Coliphages; Escherichia coli; Ethyl Ethers; Guanine; Ketones; Kinetics; Models, Chemical; Phenylalanine; Polynucleotides; Ribonucleases; RNA, Transfer; Saccharomyces; Saccharomyces cerevisiae; Tritium; Urea; Valine; Yeasts | 1972 |
Uptake and intracellular distribution of 4,4'-diacetyldiphenylurea-bis-(Guanylhydrazone) in sensitive and resistant leukemia L1210 cells.
Topics: Animals; Antineoplastic Agents; Carbon Isotopes; Cell Line; Cell Membrane; Cell Nucleus; Centrifugation, Density Gradient; DNA, Neoplasm; Drug Resistance; Guanine; Hydrazones; Inulin; Leukemia L1210; Lipids; Mice; Microsomes; Mitochondria; Neoplasm Proteins; RNA, Neoplasm; Sucrose; Temperature; Urea | 1972 |
[Normal activity of hypoxanthine-guanine-phosphoribosyl transferase in adults with primary gout].
Topics: Adult; Aged; Creatinine; Erythrocytes; Gout; Guanine; Humans; Hypoxanthines; Male; Middle Aged; Phosphotransferases; Urea | 1973 |
Mechanism of the inhibition of DNA biosynthesis by 4,4'-diacetyldiphenylurea-bis(guanylhydrazone) in leukemia L1210 cells.
Topics: Animals; Antineoplastic Agents; Carbon Isotopes; Cell-Free System; Cells, Cultured; DNA Nucleotidyltransferases; DNA, Neoplasm; Dose-Response Relationship, Drug; Formates; Guanine; Hydrazones; Leukemia L1210; Mice; Templates, Genetic; Thymidine; Thymine Nucleotides; Thymus Gland; Time Factors; Urea | 1973 |
Metabolic studies of purine metabolism in the pig during the oral administration of guanine and allopurinol.
Topics: Administration, Oral; Allopurinol; Animals; Appetite; Body Weight; Carbon Radioisotopes; Castration; Diet; Dose-Response Relationship, Drug; Drug Interactions; Drug Therapy, Combination; Feedback; Guanine; Histocytochemistry; Kidney Function Tests; Male; Nitrogen; Osmolar Concentration; Pteridines; Purines; Pyrimidines; Swine; Testis; Time Factors; Urea | 1973 |
Guanylhydrazones with potential antileukemic activity. 1. Aza analogs of 4,4'-diacetyldiphenylurea bis(guanylhydrazone).
Topics: Adenocarcinoma; Animals; Antineoplastic Agents; Aza Compounds; DNA Nucleotidyltransferases; DNA, Neoplasm; Guanine; Hydrazones; Leukemia L1210; Mammary Neoplasms, Experimental; Mice; Mice, Inbred DBA; Structure-Activity Relationship; Urea | 1973 |
Acute intratubular crystal deposition causing permanent renal damage in the pig.
Topics: Allopurinol; Animals; Creatinine; Disease Models, Animal; Duodenum; Gout; Guanine; Kidney; Kidney Calculi; Lung; Muscles; Myocardium; Osmolar Concentration; Pancreas; Salivary Glands; Spleen; Time Factors; Urea | 1974 |
Molecular weight and subunit structure of delta-crystallin from embryonic chick lens fibers.
Topics: Amino Acids; Animals; Carbon Radioisotopes; Centrifugation, Density Gradient; Chromatography; Chromatography, Gel; Crystallins; Electrophoresis, Polyacrylamide Gel; Guanine; Isoleucine; Lens, Crystalline; Leucine; Molecular Weight; Ultracentrifugation; Urea | 1974 |
A spectrophotometric study of the secondary structure of ribonucleic acid isolated from the smaller and larger ribosomal subparticles of rabbit reticulocytes.
Topics: Animals; Cytosine; Escherichia coli; Guanine; Hydrogen-Ion Concentration; Models, Biological; Rabbits; Reticulocytes; Ribosomes; RNA; RNA, Bacterial; RNA, Viral; Spectrophotometry; Temperature; Urea | 1970 |
Biogenesis of the crystalline inclusion of Bacillus thuringiensis during sporulation.
Topics: Antigens, Bacterial; Autoradiography; Bacillus; Bacterial Proteins; Carbon Isotopes; Cystine; Guanine; Immunodiffusion; Kinetics; Solubility; Spores; Spores, Bacterial; Tritium; Urea; Valine | 1971 |
Studies of the thermal conversion of 28 S RNA of Galleria mellonella (L.) to an 18 S product.
Topics: Animals; Base Sequence; Carbon Isotopes; Centrifugation, Density Gradient; Cytosine; Electrophoresis, Disc; Guanine; Hot Temperature; Insecta; Nucleic Acid Conformation; Nucleotides; RNA, Ribosomal; Tritium; Urea | 1972 |
Carcinogenesis and alkylation of rat liver nucleic acids by nitrosomethylurea and nitrosoethylurea administered by intraportal injection.
Topics: Alkylating Agents; Animals; Carcinogens; Chromatography, Ion Exchange; Deuterium; DNA; DNA, Neoplasm; Female; Guanine; Injections, Intravenous; Male; Mass Spectrometry; Microscopy, Electron; Neoplasms, Experimental; Nitroso Compounds; Nitrosourea Compounds; Portal Vein; Rats; RNA; RNA, Neoplasm; Urea | 1972 |
Ethylation of nucleic acids by ethylnitrosourea-1- 14 C in the fetal and adult rat.
Topics: Alkylating Agents; Alkylation; Animals; Brain; Carbon Isotopes; Carcinogens; Chromatography, Ion Exchange; DNA; Female; Fetus; Guanine; Liver; Maternal-Fetal Exchange; Nitroso Compounds; Nitrosourea Compounds; Pregnancy; Rats; RNA; Urea | 1972 |
The anionic nature of sarcoma 180 cell surfaces, and sensitivity to 4,4'-diacetyldiphenylurea-bis(guanylhydrazone).
Topics: Animals; Antineoplastic Agents; Binding Sites; Cell Line; Cell Membrane; Depression, Chemical; Electrophoresis; Guanine; Hydrazines; In Vitro Techniques; Membrane Potentials; Mice; Neuraminidase; Ribonucleases; Sarcoma 180; Surface Properties; Urea | 1971 |
Differences in the immunogenicity of leukemia L1210 sublines in DBA-2 mice.
Topics: Anilides; Animals; Antigens, Neoplasm; Antineoplastic Agents; Cell Line; Cytarabine; Female; Guanine; Hydrazones; Imidazoles; Leukemia L1210; Mice; Mice, Inbred Strains; Radiation Effects; Urea | 1971 |
Nitrosamine-induced carcinogenesis. The alkylation of N-7 of guanine of nucleic acids of the rat by diethylnitrosamine, N-ethyl-N-nitrosourea and ethyl methanesulphonate.
Topics: Alkanes; Alkylation; Animals; Brain Chemistry; Carbon Isotopes; Carcinogens; Chromatography, Ion Exchange; DNA; Female; Guanine; Intestines; Kidney; Kidney Neoplasms; Liver; Lung; Male; Neoplasms, Experimental; Nitrosamines; Nitroso Compounds; Nitrosourea Compounds; Nucleic Acids; Rats; RNA; Sulfonic Acids; Urea | 1971 |
Tumour induction by low molecular weight alkylating agents.
Topics: Adenoma; Alkanes; Alkylating Agents; Animals; Carcinogens; DNA Replication; DNA, Neoplasm; Guanine; Lethal Dose 50; Lung Neoplasms; Lymphoma; Mice; Mice, Inbred Strains; Neoplasms, Experimental; Nitroso Compounds; Nitrosourea Compounds; Sulfonic Acids; Thymus Neoplasms; Urea | 1971 |
Irreversible enzyme inhibitors. 185. Active-site-directed irreversible inhibitors of guanine deaminase derived from 9-phenylguanine bearing a terminal sulfonyl fluoride. 2.
Topics: Aminohydrolases; Anilides; Animals; Benzene Derivatives; Carcinoma 256, Walker; Chlorine; Ethers; Fluorine; Guanine; Liver; Rats; Structure-Activity Relationship; Sulfonic Acids; Urea | 1971 |
Synthesis of guanylyl-(3',5')-nucleosides and oligoguanylic acids by ribonuclease N1.
Topics: Alkaline Phosphatase; Chromatography, Ion Exchange; Chromatography, Paper; Cytosine; Guanine; Hydrogen-Ion Concentration; Kinetics; Neurospora; Nucleosides; Ribonucleases; Temperature; Time Factors; Urea; Uridine | 1969 |
Effects of 4,4'-diacetyldiphenylurea-bis-(guanylhydrazone) on the incorporation of precursors into nucleic acid and protein of leukemia L1210.
Topics: Animals; Carbon Isotopes; Culture Techniques; Depression, Chemical; DNA Nucleotidyltransferases; DNA, Neoplasm; Guanine; Hydrazines; Injections, Intraperitoneal; Leukemia L1210; Mice; Neoplasm Proteins; Phenylalanine; RNA, Neoplasm; Thymidine; Urea; Uridine | 1970 |
[About an atypical catabolism of purines during the epidermal keratinization].
Topics: Adenine; Allantoin; Animals; Carbon Isotopes; Chromatography; Chromatography, Paper; Guanine; Guinea Pigs; Humans; Hypoxanthines; Keratins; Mice; Purines; Skin; Urea; Uric Acid; Xanthines | 1970 |
[Isolation of guanine-rich oligoribonucleotides from preparations of yeast nucleic acids].
Topics: Chromatography; DNA; Guanine; Hydroxyapatites; Nucleic Acids; Nucleotides; Saccharomyces; Temperature; Urea | 1970 |
Further studies on the isozymic forms of soluble rat liver guanine deaminase.
Topics: Aminohydrolases; Animals; Chemical Phenomena; Chemistry; Chloromercuribenzoates; Cysteine; Ethylmaleimide; Guanidines; Guanine; Isoenzymes; Liver; Mercaptoethanol; Oxidation-Reduction; Protein Denaturation; Rats; Sulfhydryl Compounds; Urea | 1970 |
[Alkylation of nuclear DNA of various rat organs by nitrosomethyl urea in vivo].
Topics: Alkylation; Animals; Bone Marrow; Brain; Carbon Isotopes; Chromatography, Paper; DNA; Embryo, Mammalian; Female; Guanine; Intestine, Small; Kidney; Nitroso Compounds; Pregnancy; Pregnancy, Animal; Proteins; Rats; Spectrum Analysis; Spinal Cord; Spleen; Thymus Gland; Urea | 1970 |
Tissue-dependent differences in DNA methylation products of mice treated with methyl-labelled methylnitrosourea.
Topics: Adenine; Adenoma; Animals; Bone Marrow; Carbon Isotopes; DNA, Neoplasm; Guanine; Kidney; Liver; Lung; Lung Neoplasms; Lymphoma; Methylation; Mice; Neoplasms, Experimental; Nitroso Compounds; Spleen; Thymus Gland; Thymus Neoplasms; Urea | 1971 |
[Studies on the alkylating effect of 14C-methylnitrosourea and 1-14C-ethylnitrosurea].
Topics: Adenine; Alkylating Agents; Alkylation; Animals; Brain; Carbon Isotopes; Chromatography, Ion Exchange; Cytosine Nucleotides; Guanine; Kidney; Liver; Male; Nitroso Compounds; Purines; Rats; RNA; Uracil Nucleotides; Urea | 1968 |
[Studies on the metabolism of urea in microorganisms. VII. Dependence of the specific activity of the enzymes of the ornithine cycle and of urease from the duration of culture and the N source].
Topics: Arginase; Arginine; Ascomycota; Asparagine; Candida; Culture Media; Enzyme Induction; Guanine; Ligases; Lyases; Ornithine; Ornithine Carbamoyltransferase; Phosphotransferases; Urea; Urease; Yeasts | 1968 |
The denaturing effectiveness of guanidinium, carbamoylguanidinium, and guanylguanidinium salts.
Topics: Animals; Carbamates; Cattle; Chemistry Techniques, Analytical; Chlorides; Fructose-Bisphosphate Aldolase; Guanidines; Guanine; Muscles; Ovalbumin; Protein Denaturation; Rabbits; Serum Albumin, Bovine; Thiocyanates; Urea | 1968 |
Platelet function in uremia.
Topics: Blood Platelet Disorders; Blood Platelets; Bronchitis; Guanine; Humans; Succinates; Tracheitis; Urea; Uremia | 1969 |
The effect of guanidinium, carbamoylguanidinium, and guanylguanidinium salts on the solubility of benzoyl-L-tyrosine ethyl ester and acetyltetraglycine ethyl ester in water.
Topics: Amides; Bromides; Carbamates; Carbon Isotopes; Chemical Phenomena; Chemistry; Chlorides; Esters; Guanidines; Guanine; Iodides; Peptides; Protein Denaturation; Solubility; Thiocyanates; Tyrosine; Urea; Water | 1969 |
[Chemical and physicochemical study of the constituents of ribosomal RNA of yeast].
Topics: Adenine; Centrifugation, Density Gradient; Cytosine; Guanine; Molecular Weight; Phenols; Polyvinyls; Ribosomes; RNA; Saccharomyces; Solubility; Sulfates; Surface-Active Agents; Temperature; Uracil; Urea | 1966 |
Reisolation of Staphylococcus salivarius from the human oral cavity.
Topics: Bile Acids and Salts; Carbohydrate Metabolism; Catalase; Culture Media; Cytochromes; Cytosine; Deoxyribonucleases; DNA, Bacterial; Flavonoids; Gelatin; Glucose; Guanine; Hydrogen-Ion Concentration; Indoles; Ketones; Nitrates; Sodium Chloride; Staphylococcus; Temperature; Tongue; Urea | 1967 |
Helix-coil transitions in double-stranded viral RNA. Fine resolution melting and ionic strength dependence.
Topics: Animals; Chick Embryo; Cytosine; Guanine; Hot Temperature; Infectious bursal disease virus; Mammalian orthoreovirus 3; Nucleic Acid Conformation; Nucleic Acid Denaturation; Osmolar Concentration; Reoviridae; RNA, Double-Stranded; RNA, Viral; Urea | 1980 |
Renal function after acyclovir intravenous injection.
Topics: Acyclovir; Adult; Aged; Animals; Antiviral Agents; Child, Preschool; Creatinine; Female; Guanine; Herpesviridae Infections; Humans; Infusions, Parenteral; Injections, Intravenous; Kidney; Male; Mice; Urea | 1982 |
Hydrogen bonding motifs of protein side chains: descriptions of binding of arginine and amide groups.
Topics: Adenine; Amides; Arginine; Asparagine; Glutamine; Guanine; Protein Binding; Protein Conformation; Proteins; Urea | 1995 |
Age-dependent increase of 8-oxoguanine-, hypoxanthine-, and uracil- DNA glycosylase activities in liver extracts from OXYS rats with inherited overgeneration of free radicals and Wistar rats.
Topics: Aging; Animals; Cell Nucleus; DNA Glycosylases; DNA-Formamidopyrimidine Glycosylase; Electrophoresis, Polyacrylamide Gel; Free Radicals; Glycoside Hydrolases; Guanine; Hypoxanthine; Liver; Male; Mitochondria; Mitochondria, Liver; N-Glycosyl Hydrolases; Rats; Rats, Wistar; Species Specificity; Time Factors; Uracil; Uracil-DNA Glycosidase; Urea | 2003 |
[Study of anaphylactic shock in the guinea pig; modifications of the releasing power of horse serum by chemical treatment; action of sodium salicylate, various substances related to salicylate, urea, guanidine, formol, etc..].
Topics: Anaphylaxis; Formaldehyde; Guanidine; Guanidines; Guanine; Guinea Pigs; Hypersensitivity; Salicylates; Serum; Sodium Salicylate; Urea | 1955 |
High urea and NaCl carbonylate proteins in renal cells in culture and in vivo, and high urea causes 8-oxoguanine lesions in their DNA.
Topics: Animals; Cells, Cultured; Comet Assay; DNA Damage; Glycerol; Guanine; Kidney; Kidney Medulla; Mice; Reactive Oxygen Species; Sodium Chloride; Sorbitol; Urea | 2004 |
Urea lesion formation in DNA as a consequence of 7,8-dihydro-8-oxoguanine oxidation and hydrolysis provides a potent source of point mutations.
Topics: DNA; DNA Damage; Escherichia coli; Guanine; Hydrolysis; Mutagenesis; Mutagens; Oxamic Acid; Oxidation-Reduction; Point Mutation; SOS Response, Genetics; Transfection; Urea | 2005 |
Solution structural study of a DNA duplex containing the guanine-N7 adduct formed by a cytotoxic platinum-acridine hybrid agent.
Topics: Acridines; Base Sequence; Circular Dichroism; DNA; DNA Adducts; Guanine; Hydrogen Bonding; In Vitro Techniques; Intercalating Agents; Models, Molecular; Molecular Structure; Nuclear Magnetic Resonance, Biomolecular; Nucleic Acid Conformation; Organoplatinum Compounds; Solutions; Thermodynamics; Urea | 2005 |
Higher affinity quadruply hydrogen-bonded complexation with 7-deazaguanine urea.
Topics: Guanine; Hydrogen Bonding; Kinetics; Molecular Structure; Phenazines; Urea | 2006 |
A potential prebiotic route to adenine from hypoxanthine.
Topics: Adenine; Glycine; Guanine; Hypoxanthine; Molecular Structure; Urea; Xanthine | 2005 |
Preparation of guanine and diaminopurine from biuret. Part III.
Topics: Amides; Biuret; Chromatography, Thin Layer; Glycine; Guanine; Indicators and Reagents; Isomerism; Organic Chemicals; Purines; Urea | 2007 |
Growth-promoting activity of guanine for the purine-deficient Neurospora 28610.
Topics: Guanine; Humans; Nerve Growth Factors; Neurospora; Purines; Streptomycin; Urea | 1948 |
Hydrogen-bonded DeUG x DAN heterocomplex: structure and stability and a scalable synthesis of DeUG with reactive functionality.
Topics: Crystallography, X-Ray; Guanine; Hydrogen Bonding; Models, Molecular; Molecular Structure; Naphthyridines; Urea | 2009 |
Purine utilization by Klebsiella oxytoca M5al: genes for ring-oxidizing and -opening enzymes.
Topics: Bacterial Proteins; Dioxygenases; Fungal Proteins; Guanine; Guanine Deaminase; Klebsiella oxytoca; Models, Genetic; Molecular Sequence Data; Molecular Structure; Purines; Racemases and Epimerases; Sequence Analysis, DNA; Transcription, Genetic; Urea; Uric Acid; Xanthine; Xanthine Dehydrogenase | 2009 |
Transcriptional regulation of the gene cluster encoding allantoinase and guanine deaminase in Klebsiella pneumoniae.
Topics: Amidohydrolases; Bacterial Proteins; Gene Expression Regulation, Bacterial; Guanine; Guanine Deaminase; Hypoxanthine; Klebsiella pneumoniae; Molecular Structure; Multigene Family; Nitrogen; Promoter Regions, Genetic; Protein Binding; Transcription, Genetic; Urea | 2011 |
High-affinity DNA base analogs as supramolecular, nanoscale promoters of macroscopic adhesion.
Topics: Adhesives; Base Pairing; DNA; Glass; Guanine; Hydrogen Bonding; Models, Molecular; Naphthyridines; Polystyrenes; Surface Properties; Urea | 2013 |
Checkpoint kinase 1 protein expression indicates sensitization to therapy by checkpoint kinase 1 inhibition in non-small cell lung cancer.
Topics: Adenocarcinoma; Antimetabolites, Antineoplastic; Antineoplastic Combined Chemotherapy Protocols; Carcinoma, Large Cell; Carcinoma, Non-Small-Cell Lung; Cell Line, Tumor; Cell Survival; Checkpoint Kinase 1; Deoxycytidine; Drug Resistance, Neoplasm; Gemcitabine; Glutamates; Guanine; Humans; Lung Neoplasms; Pemetrexed; Protein Kinase Inhibitors; Protein Kinases; Thiophenes; Urea | 2014 |
The effect of internal control sequence and length on the response to PCR inhibition in real-time PCR quantitation.
Topics: Bile Acids and Salts; Collagen; Cytosine; DNA Fingerprinting; Guanidine; Guanine; Humans; Humic Substances; Melanins; Microsatellite Repeats; Real-Time Polymerase Chain Reaction; Sequence Analysis, DNA; Tannins; Urea | 2014 |
Exfoliative Excrement.
Topics: Animals; Birds; Cosmetics; Feces; Guanine; Humans; Japan; Medicine, Korean Traditional; Skin Care; Urea | 2016 |
Amino Acid-Based Poly(ester urea)s as a Matrix for Extended Release of Entecavir.
Topics: Amino Acids; Antiviral Agents; Delayed-Action Preparations; Guanine; Polyesters; Urea; X-Ray Microtomography | 2020 |
A Shared Prebiotic Formation of Neopterins and Guanine Nucleosides from Pyrimidine Bases.
Topics: Guanine; Neopterin; Nucleosides; Purine Nucleosides; Pyrimidines; Ribose; Urea | 2022 |