uridine has been researched along with cytosine in 145 studies
| Timeframe | Studies, this research(%) | All Research% |
|---|---|---|
| pre-1990 | 108 (74.48) | 18.7374 |
| 1990's | 10 (6.90) | 18.2507 |
| 2000's | 17 (11.72) | 29.6817 |
| 2010's | 8 (5.52) | 24.3611 |
| 2020's | 2 (1.38) | 2.80 |
| Authors | Studies |
|---|---|
| Bloomer, LC; Patil, VD; Townsend, LB; Wise, DS; Wotring, LL | 1 |
| Chevallier, MR; Jund, R; Losson, R | 1 |
| Hoshi, A; Riesz, P; Rustgi, S | 1 |
| Rima, BK; Takahashi, I | 1 |
| Follmann, H; Müller, H; Schimpff, G | 1 |
| Daoud, AH; Griffin, AC | 1 |
| Kitahara, M; Kobayashi, GS; Medoff, G; Seth, VK | 1 |
| Bolewska, K; Plesiewicz, E; Stepień, E; Wierzchowski, KL | 1 |
| Berkowitz, PT; Dea, P; Long, RA; Robins, RK | 1 |
| Chu, CK; Fox, JJ; Watanabe, KA; Wempen, I | 1 |
| Nishioka, DJ; Rosenberg, MJ; Yost, BK | 1 |
| Robbins, MJ | 1 |
| Barrieux, A; Dubus, I; Olivares, J; Rappaport, L; Rossi, A; Samuel, JL | 1 |
| Novotný, L; Vachálková, A | 1 |
| Chu, CP; West, TP | 1 |
| Olivares, J; Rossi, A | 1 |
| Eales, SJ; Eichler, DC | 1 |
| Ide, N; Itahara, T; Tada, M | 1 |
| Kerbel, RS; Liteplo, RG | 1 |
| Hammond, MM; Jarroll, EL; Lindmark, DG | 1 |
| Barbin, A; Bartsch, H; Friesen, M; O'Neill, I | 1 |
| Cassiman, JJ; De Clercq, E | 1 |
| DiRico, DE; Hartman, KA; Keller, PB | 1 |
| Wiskemann, A | 1 |
| Bean, B; Tomasz, A | 1 |
| Clauwaert, J; Stockx, J | 1 |
| Brunfaut, M; Errera, M; Miller-Faurès, A; Szapary-Winckelmans, D | 1 |
| Prehn, S; Rosenthal, S | 1 |
| Yeh, J | 1 |
| Drouhet, E; Mercier-Soucy, L; Montplaisir, S | 1 |
| Balwin, RL; Martin, RJ | 1 |
| Koide, T; Rabinowitz, M | 1 |
| Benson, PF | 1 |
| Beck, CF; Ingraham, JL; Neuhard, J; Thomassen, E | 1 |
| Epler, JL; Worthy, TE | 1 |
| Lamar, C; Munger, WL; Pitot, HC | 1 |
| Kára, J | 1 |
| Grenson, M | 1 |
| Flikke, M; Kjeldsberg, E; Lahelle, O | 1 |
| Bachenheimer, SL; Kieff, ED; Roizman, B | 1 |
| Black, PH; Culp, LA | 1 |
| Prakash, L; Sherman, F | 1 |
| Newton, AA; Rubery, ED | 1 |
| Bezborodov, AM; Chermenskiĭ, DN; Popova, TA | 1 |
| Kulikowski, TD; Shugar, D | 2 |
| Hudson, JB; Mosmann, TR | 1 |
| Favre, A; Guschlbauer, W; Michelson, AM | 1 |
| Clarkson, SG | 1 |
| Deubel, V; Leng, M | 1 |
| Liska, B; Smith, PF | 1 |
| Beck, CF; Ingraham, JL; Neuhard, J | 1 |
| Kearns, DR; Reid, BR; Shulman, RG; Wong, YP | 1 |
| Lamola, AA | 1 |
| Polak, A; Scholer, HJ | 1 |
| Kulikowski, TK; Schugar, D | 1 |
| Tykva, R; Votruba, I | 1 |
| Cerutti, PA; Ochiai, H; Pleiss, M | 1 |
| Fangman, WL | 1 |
| Chestier, A; Favre, A; Gros, F; Yaniv, M | 1 |
| Skalka, A; Yamagishi, H | 1 |
| Cheng, CC; Roth, B | 1 |
| Uchida, Y | 1 |
| Hayatsu, H; Kikugawa, K; Ukita, T | 1 |
| Doi, RH; Igarashi, RT | 1 |
| Granoff, A; Maes, R | 1 |
| Mellett, LB; Mulligan, LT | 1 |
| Imada, A; Kawashima, F; Kida, M; Nogami, I; Suhara, I | 1 |
| Kada, T; Noguti, T; Sadaie, Y | 1 |
| Cox, RA; Kanagalingam, K; Sutherland, E | 1 |
| Kuśmierek, JT; Shugar, D | 1 |
| Kusaka, T | 1 |
| Bergstrom, DE; Leonard, NJ; Tolman, GL | 1 |
| Rossi, A; Toschi, G | 1 |
| Lozzio, CB; Wigler, PW | 1 |
| Doskocil, J; Sorm, F | 1 |
| Fung, PH; Winter, AJ | 1 |
| Gomatos, PJ | 1 |
| Baltus, E; Brachet, J; Edström, JE; Hanocq-Quertier, J; Tencer, R | 1 |
| Buchowicz, J; Grzelczak, Z | 1 |
| Egami, F; Koike, T; Uchida, T | 1 |
| Jund, R; Lacroute, F | 1 |
| Fedorov, NA; Matveenko, VN; Tikhonova, EF | 1 |
| Conner, RL; Linden, C | 1 |
| Oliver, JM; Paterson, AR | 1 |
| Eagles, J; Howlett, HA; Johnson, MW; Self, R; Trim, AR | 1 |
| Baluda, MA; Nayak, DP | 1 |
| Grindey, GB; Kline, I; Saslaw, LD; Waravdekar, VS | 1 |
| Fahr, E | 1 |
| Robins, RK; Winkley, MW | 1 |
| Davis, JP; Hart, PA | 1 |
| Fröholm, LO; Nossen, SS | 1 |
| Skinner, DM | 1 |
| Emerson, TR; Swan, RJ; Ulbricht, TL | 1 |
| Brown, EG; Mangat, BS | 1 |
| Ralph, RK; Watson, JD | 1 |
| Kingsbury, DW | 1 |
| Malt, RA | 1 |
| Birnboim, HC; Darnell, JE; Soeiro, R | 1 |
| Brown, DD; Gurdon, JB | 1 |
| Attardi, B; Attardi, G; Hwang, MI; Parnas, H | 1 |
| Lingens, F; Schneider-Bernlöhr, H | 1 |
| Brown, RD; Holt, CE | 1 |
| Giudice, G; Mutolo, V | 1 |
| Bacon, K; Rosenberg, E | 1 |
| Jekunen, A; Puukka, M; Vilpo, J | 1 |
| Auling, G; Moss, B | 1 |
| Polak, A | 1 |
| Beresten, SF; Kisselev, LL; Mashkova, TD; Mazo, AM; Scheinker, VS | 1 |
| Payne, RC; Traut, TW | 1 |
| Cech, TR; Chapman, T; Moran, S; Pyle, AM; Strobel, SA; Turner, DH | 1 |
| Kow, YW; Lampman, GW; Purmal, AA; Wallace, SS | 1 |
| Finch, JT; Klug, A; Scott, WG | 1 |
| Ast, G; Weiner, AM | 1 |
| Hibino, H; Minamoto, K; Suzuki, S; Ukai, T | 1 |
| Araya, A; Bégu, D; Farré, JC; Holuigue, L; Jordana, X; Mercado, A; Moenne, A | 1 |
| Kontogiannis, L; Lilley, DM; Maxwell, K; Wilson, TJ; Zhao, ZY | 1 |
| Alexandrov, A; Barnes, TW; Chen, X; Dutta, K; Huang, H; Pascal, SM; Zhang, H | 1 |
| Leroy, JL; Snoussi, K | 1 |
| Bailly, C; Waring, MJ | 1 |
| Orgel, LE; Wu, T | 1 |
| Cass, CE; Clarke, ML; Gourdeau, H; Jolivet, J; Lafrenière, RG; Lee, N; Mackey, JR; Mowles, D; Ouellet, F; Richard, A; Selner, M; Young, JD | 1 |
| Mulligan, RM; Nakajima, Y | 1 |
| Ballatori, N; Jensen, KL; Reed, LH; Smith, HC; Sowden, MP | 1 |
| Ehresmann, B; Ehresmann, C; Ennifar, E; Portier, C; Serganov, A | 1 |
| Ashihara, H; Katahira, R | 1 |
| Blanc, V; Davidson, NO | 1 |
| CHANG, RS | 1 |
| Andino, R; Du, Z; James, TL; Ulyanov, NB; Yu, J | 1 |
| Auffinger, P; Hays, FA; Ho, PS; Westhof, E | 1 |
| Akaike, T; Kato, R; Maeda, T; Tamai, I | 1 |
| Al-Salabi, MI; Candlish, D; de Koning, HP; Gudin, S; Jarvis, SM; Quashie, NB; Ranford-Cartwright, LC | 1 |
| Nowak, I; Robins, MJ | 1 |
| Bouffard, DY; Cass, CE; Clarke, ML; Damaraju, VL; Gourdeau, H; Grey, M; Leblond, L; Mackey, JR; Wong, CK | 1 |
| Hayatsu, H; Negishi, K; Wataya, Y | 1 |
| Hou, YM; Perona, JJ | 1 |
| Hu, P; Liang, QL; Luo, GA; Wang, YM; Xia, JF; Zou, TT | 1 |
| Barber, WE; Buckenmaier, SM; Heaton, JC; McCalley, DV; Wang, X | 1 |
| Lin, HS; Liu, SY; Lo, CT; Peng, KC; Shibu, MA; Yang, HH | 1 |
| Bartolotti, L; Delley, B; Franzen, S; Skalski, B | 1 |
| Bilbao, N; Camacho-García, J; González-Rodríguez, D; López-Pérez, AM; Montoro-García, C; Romero-Pérez, S | 1 |
| Berridge, G; Goldin, R; Kessler, BM; Kriaucionis, S; Pugh, KM; Thézénas, ML; Zauri, M | 1 |
| Evéquoz, D; Fernandez, G; Katz, A; Küpfer, P; Leumann, C; Polacek, N; Willi, J | 1 |
| Biggiogera, M; Siciliani, S; Zannino, L | 1 |
| Jiang, W; Li, Y; Wang, H; Wang, N; Yang, X; Yin, B | 1 |
6 review(s) available for uridine and cytosine
| Article | Year |
|---|---|
Chemical transformations of naturally occurring nucleosides to otherwise difficultly accessible structures.
Topics: Adenosine; Chemical Phenomena; Chemistry; Cytosine; Deoxyribonucleosides; Isomerism; Nucleosides; Ribonucleosides; Structure-Activity Relationship; Uridine | 1975 |
Photochemistry and structure in nucleic acids.
Topics: Cytosine; DNA; DNA, Single-Stranded; Nucleic Acid Conformation; Photochemistry; Polynucleotides; Protein Denaturation; Pyrimidines; RNA; Solutions; Spectrometry, Fluorescence; Temperature; Thiouracil; Thymine; Uridine | 1973 |
Some pyrimidines of biological and medicinal interest. 3.
Topics: Alkylating Agents; Alloxan; Amino Acids; Animals; Anti-Inflammatory Agents; Anticonvulsants; Antifungal Agents; Antineoplastic Agents; Antiprotozoal Agents; Antiviral Agents; Barbiturates; Blood Pressure; Carcinogens; Chemical Phenomena; Chemistry; Cytosine; Cytosine Nucleotides; Folic Acid Antagonists; Humans; Nitro Compounds; Nitroso Compounds; Parkinson Disease; Plants; Pyrimidines; Solubility; Tranquilizing Agents; Uracil Mustard; Uridine | 1971 |
[Which part of the substrates do RNases react?].
Topics: Adenine Nucleotides; Adenosine; Binding Sites; Chemical Phenomena; Chemistry; Cytosine; Cytosine Nucleotides; Guanine Nucleotides; Guanosine; Inosine; Kinetics; Nucleosides; Ribonucleases; Uridine | 1971 |
C-to-U RNA editing: mechanisms leading to genetic diversity.
Topics: Animals; Cytosine; RNA Editing; Subcellular Fractions; Uridine | 2003 |
Stereochemical mechanisms of tRNA methyltransferases.
Topics: Archaea; Bacteria; Cytosine; Methylation; Nitrogen; RNA Processing, Post-Transcriptional; RNA, Transfer; Saccharomyces cerevisiae; tRNA Methyltransferases; Uridine | 2010 |
139 other study(ies) available for uridine and cytosine
| Article | Year |
|---|---|
Synthesis and biological activity of a novel adenosine analogue, 3-beta-D-ribofuranosylthieno[2,3-d]pyrimidin-4-one.
Topics: Adenosine; Adenosine Kinase; Animals; Antineoplastic Agents; Biotransformation; In Vitro Techniques; Leukemia L1210; Mice; Pyrimidine Nucleosides | 1985 |
Properties of three distinct pyrimide transport systems in yeast. Evidence for distinct energy coupling.
Topics: Adenosine Triphosphatases; Azides; Biological Transport, Active; Chlorhexidine; Cytosine; Dinitrophenols; Kinetics; Membrane Transport Proteins; Pyrimidines; Saccharomyces cerevisiae; Uracil; Uridine | 1978 |
E.s.r. of spin-trapped radicals in gamma-irradiated aqueous solutions of nucleic acids and their constituents.
Topics: Cobalt Radioisotopes; Cytidine Monophosphate; Cytosine; Deoxycytidine; DNA; Electron Spin Resonance Spectroscopy; Gamma Rays; Poly U; Thymidine; Thymidine Monophosphate; Thymine; Uracil; Uridine | 1976 |
Metabolism of pyrimidine bases and nucleosides in Bacillus subtilis.
Topics: Bacillus subtilis; Cytidine; Cytidine Deaminase; Cytosine; Deoxycytidine; Deoxyuridine; DNA, Bacterial; Mutation; Nucleoside Deaminases; Pentosyltransferases; Phosphotransferases; Pyrimidine Nucleosides; Pyrimidines; Uracil; Uridine | 1977 |
Age-dependent DNA labeling and deoxyribonucleotide synthesis in wheat seeds.
Topics: Cytidine; Cytosine; Deoxyribonucleotides; DNA; Plant Extracts; Ribonucleotide Reductases; Seeds; Thymidine; Time Factors; Triticum; Uridine | 1978 |
A phenylalanine transfer RNA azo dye complex in livers of rats fed diets containing 3'-methyl-4-dimethylaminoazobenzene.
Topics: Animals; Azo Compounds; Binding Sites; Chromatography, DEAE-Cellulose; Cytosine; Diet; Female; Liver; Male; Methyldimethylaminoazobenzene; p-Dimethylaminoazobenzene; Phenylalanine; Rats; RNA, Transfer; Spectrophotometry; Uridine | 1976 |
Activity of amphotericin B, 5-fluorocytosine, and rifampin against six clinical isolates of Aspergillus.
Topics: Amphotericin B; Aspergillus; Aspergillus flavus; Aspergillus fumigatus; Cytosine; Flucytosine; Microbial Sensitivity Tests; Rifampin; RNA; Uridine | 1976 |
Stacking self-association of pyrimidine nucleosides and of cytosines: effects of methylation and thiolation.
Topics: Binding Sites; Calorimetry; Cytosine; Deoxyuridine; Kinetics; Pyrimidine Nucleosides; Temperature; Thermodynamics; Thymidine; Uridine | 1976 |
6-Oxa analogues of pyrimidines and pyrimidine nucleosides. Synthesis of 5-amino-6H-1,2,4-oxadiazin-3(2H)-one, 2-beta-D-ribofuranosyl-6H-1,2,4-oxadiazine-3,5(2H,4H)-dione, and related derivatives.
Topics: Chemical Phenomena; Chemistry; Cytosine; Methods; Oxazines; Ribonucleosides; Thiouracil; Uridine | 1976 |
Nucleosides. 100. General synthesis of pyrimidine C-5 cucleosides related to pseudouridine. Synthesis of 5-(beta-D-ribofuranosyl) isocytosine (pseudoisocytidine),5-(beta-D-ribofuranosyl)-2-thiouracil(2-thiopseudouridine) and 5-(beta-D-ribofuranosyl)uracil
Topics: Cytosine; Methods; Pseudouridine; Pyrimidine Nucleosides; Ribonucleosides; Thiouridine; Uridine | 1976 |
Incorporation of tritiated uridine into DNA of Ehrlich ascites tumor cells.
Topics: Animals; Carcinoma, Ehrlich Tumor; Cell Division; Cytosine; DNA, Neoplasm; Mice; Thymine; Uridine | 1976 |
Pyrimidine nucleotide synthesis is preferentially supplied by exogenous cytidine in adult rat cultured cardiomyocytes.
Topics: Adenine Nucleotides; Animals; Cells, Cultured; Cytidine; Cytosine; Energy Metabolism; Myocardium; Pyrimidine Nucleotides; Rats; Uracil; Uridine | 1992 |
Some electrochemical characteristics of synthetic analogs of nucleic acid components. IV. 5-Cyano-, 5-carboxy- and 5-azaderivatives, and the effect of this substitution on potential carcinogenicity.
Topics: Aza Compounds; Cytidine; Cytosine; Polarography; Thioctic Acid; Uracil; Uridine | 1991 |
Pyrimidine ribonucleoside catabolism in Pseudomonas fluorescens biotype A.
Topics: Carbon; Chromatography, Thin Layer; Culture Media; Cytosine; Cytosine Deaminase; N-Glycosyl Hydrolases; Nitrogen; Nucleoside Deaminases; Pseudomonas fluorescens; Uridine | 1990 |
Synthesis of pyrimidine nucleotides in rat myocardium: potential role of blood cytidine.
Topics: Animals; Cytidine; Cytosine; Female; Kinetics; Liver; Myocardium; Pyrimidine Nucleotides; Rats; Rats, Inbred Strains; Time Factors; Uracil; Uridine | 1988 |
Specificity of a nucleolar 2'-O-methyltransferase for RNA substrates.
Topics: Adenosine; Animals; Carcinoma, Ehrlich Tumor; Cell Nucleolus; Cytosine; Guanosine; Kinetics; Methyltransferases; Mice; Structure-Activity Relationship; Substrate Specificity; Uridine | 1988 |
Oxidation of pyrimidine bases and their derivatives with hydrogen peroxide in hydrochloric acid.
Topics: Chemical Phenomena; Chemistry; Cytosine; Hydrochloric Acid; Hydrogen Peroxide; Oxidation-Reduction; Pyrimidines; Structure-Activity Relationship; Uridine | 1986 |
Reduced levels of DNA 5-methylcytosine in metastatic variants of the human melanoma cell line MeWo.
Topics: 5-Methylcytosine; Animals; Cell Line; Chromatography, High Pressure Liquid; Cytosine; DNA; Humans; Hydrolysis; Melanoma; Mice; Mice, Inbred BALB C; Mice, Nude; Neoplasm Metastasis; Uridine | 1987 |
Giardia lamblia: uptake of pyrimidine nucleosides.
Topics: Animals; Biological Transport; Cytidine; Cytosine; Ethylmaleimide; Giardia; Iodoacetates; Iodoacetic Acid; Kinetics; Thymidine; Thymine; Uracil; Uridine | 1987 |
Reaction kinetics and cytosine adducts of chloroethylene oxide and chloroacetaldehyde: direct observation of intermediates by FTNMR and GC-MS.
Topics: 5-Methylcytosine; Acetaldehyde; Chemical Phenomena; Chemistry; Cytidine; Cytosine; DNA; DNA Damage; Ethylene Oxide; Gas Chromatography-Mass Spectrometry; Hydrolysis; Kinetics; Magnetic Resonance Spectroscopy; Uridine | 1986 |
Mutagenic potential of anti-herpes agents.
Topics: Acyclovir; Antiviral Agents; Cytosine; Guanine; Herpes Simplex; Humans; Lymphocytes; Mutagenicity Tests; Sister Chromatid Exchange; Uridine | 1986 |
The infrared spectrum and structure of the type I complex of silver and DNA.
Topics: Animals; Cattle; Cytosine; DNA; Guanine; Silver; Spectrophotometry, Infrared; Thymine; Uridine | 1985 |
[Pharmacological protection against light rays through elements of nucleic acids in animal experiments].
Topics: Adenosine Triphosphate; Animals; Cytosine; Edema; Mice; Nucleosides; Nucleotides; Premedication; Radiation Injuries; Regional Blood Flow; Skin; Staining and Labeling; Sunburn; Sunscreening Agents; Thymidine; Time Factors; Ultraviolet Rays; Uridine | 1971 |
5-Fluoropyrimidine-resistant mutants of pneumococcus.
Topics: Carbon Isotopes; Chromatography, Thin Layer; Cytosine; Deoxyribonucleosides; Drug Resistance, Microbial; Floxuridine; Fluorine; Fluorouracil; Mutation; N-Glycosyl Hydrolases; Pentosyltransferases; Phosphoric Monoester Hydrolases; Phosphotransferases; Pyrimidines; Ribonucleosides; Streptococcus pneumoniae; Transformation, Genetic; Uridine | 1973 |
[Influence of ionic strength on the acid-base properties of pyrimidine bases, nucleosides and nucleotides].
Topics: Chemical Phenomena; Chemistry; Cytosine; Cytosine Nucleotides; Hydrogen-Ion Concentration; Nucleosides; RNA; Spectrophotometry; Uracil; Uracil Nucleotides; Uridine | 1965 |
[Initial stages of ribonucleic acid synthesis in HeLa cells].
Topics: Adenine; Culture Techniques; Cytosine; DNA; Guanine; HeLa Cells; Phosphates; Phosphorus Isotopes; RNA; Tritium; Uracil; Uridine | 1966 |
[Degradation of ribosome RNA from rabbit reticulocytes by pancreas RNAase and reticulocyte enzymes].
Topics: Animals; Cytosine; Pancreas; Phosphoric Monoester Hydrolases; Pyrimidines; Rabbits; Reticulocytes; Ribonucleases; Ribosomes; RNA; Uracil; Uridine | 1968 |
Characterization of virus-specific RNAs from subacute sclerosing panencephalitis virus-infected CV-1 cells.
Topics: Adenine; Animals; Carbon Radioisotopes; Cell Line; Cells, Cultured; Centrifugation, Density Gradient; Cesium; Cytosine; Electrophoresis, Polyacrylamide Gel; Encephalitis Viruses; Guanine; Haplorhini; Kidney; Measles virus; Nucleic Acid Hybridization; Phosphorus Radioisotopes; RNA, Ribosomal; RNA, Viral; Subacute Sclerosing Panencephalitis; Sucrose; Time Factors; Tritium; Uridine | 1973 |
[Sensitivity and resistance of Candida to 5-fluorocytosine, 5-fluorouracil and 5-fluorouridine. Relation to the ecology and serotype of C. albicans].
Topics: Africa; Antifungal Agents; Candida; Candida albicans; Cytosine; Drug Resistance, Microbial; Europe; Flucytosine; Fluorouracil; Humans; Microbial Sensitivity Tests; Phenotype; Serotyping; Statistics as Topic; Uridine | 1974 |
Protein and nucleic acid synthesis in rat mammary glands during early lactation.
Topics: Adenine; Aldehyde-Lyases; Animals; Aspartate Aminotransferases; Caseins; Cytosine; DNA; Female; Glucosephosphate Dehydrogenase; Guanine; Hydrocortisone; Hypophysectomy; Lactation; Leucine; Malate Dehydrogenase; Mammary Glands, Animal; Phosphofructokinase-1; Phosphoglucomutase; Phosphogluconate Dehydrogenase; Pregnancy; Prolactin; Protein Biosynthesis; Rats; RNA; Uridine | 1968 |
Biochemical correlates of cardiac hypertrophy. II. Increased rate of RNA synthesis in experimental cardiac hypertrophy in the rat.
Topics: Adenine; Adenine Nucleotides; Animals; Cardiomegaly; Centrifugation, Density Gradient; Cytosine; Female; Guanine; Myocardium; Organ Size; Phosphorus Isotopes; Rats; RNA; Tritium; Uracil Nucleotides; Uridine | 1969 |
RNA ssynthesis by Down's syndrome Leucocytes.
Topics: Adenine; Centrifugation, Density Gradient; Child; Cytosine; Down Syndrome; Female; Guanine; Humans; Leukocytes; Male; RNA; Time Factors; Tritium; Uracil; Uridine | 1971 |
Metabolism of pyrimidines and pyrimidine nucleosides by Salmonella typhimurium.
Topics: Aminohydrolases; Cytidine; Cytosine; Deoxyuridine; Floxuridine; Flucytosine; Fluorouracil; Genetics, Microbial; Genotype; Mutation; Nucleosides; Nucleotidyltransferases; Pentosyltransferases; Phosphotransferases; Pyrimidines; Salmonella typhimurium; Thymidine; Uracil; Uracil Nucleotides; Uridine | 1972 |
Repair of ultraviolet light-induced damage to the deoxyribonucleic acid of Neurospora crassa.
Topics: Carbon Isotopes; Chromatography, Ion Exchange; Cytosine; DNA; DNA Repair; Hydroxyapatites; Neurospora; Neurospora crassa; Photic Stimulation; Radiation Effects; RNA; Tritium; Ultraviolet Rays; Uridine | 1972 |
Studies on a 32S component of nuclear RNA.
Topics: Adenine; Animals; Carcinoma, Hepatocellular; Cell Nucleus; Centrifugation, Zonal; Chromatography, Gel; Cytosine; Guanine; Liver; Liver Neoplasms; Neoplasms, Experimental; Phosphorus Isotopes; Rats; Ribosomes; RNA; RNA, Neoplasm; Uridine | 1967 |
Induction of deoxycytidylate deaminase and uridine kinase and activation of cellular DNA synthesis in the course of transformation of chicken embryo cells infected by Rous sarcoma virus in vitro.
Topics: Amidohydrolases; Animals; Avian Sarcoma Viruses; Carbon Isotopes; Cell Transformation, Neoplastic; Chick Embryo; Culture Techniques; Cytosine; Deoxyuridine; DNA; Fibroblasts; Histocytochemistry; Kinetics; Methods; Phosphotransferases; Puromycin; Sarcoma, Avian; Temperature; Thymine; Time Factors; Tritium; Uridine | 1968 |
The utilization of exogenous pyrimidines and the recycling of uridine-5'-phosphate derivatives in Saccharomyces cerevisiae, as studied by means of mutants affected in pyrimidine uptake and metabolism.
Topics: Carbon Isotopes; Chromatography, Paper; Culture Media; Cytosine; Feedback; Kinetics; Membrane Transport Modulators; Membrane Transport Proteins; Mutation; N-Glycosyl Hydrolases; Phosphoric Monoester Hydrolases; Phosphotransferases; Pyrimidines; Saccharomyces; Uracil; Uracil Nucleotides; Uridine | 1969 |
Interference with cell viability and poliovirus multiplication by polyinosinic--polycytidylic acid.
Topics: Acrylates; Bone Marrow; Carbon Isotopes; Cell Line; Chromatography, Gel; Culture Techniques; Cytopathogenic Effect, Viral; Cytosine; Depression, Chemical; Electrophoresis; Gels; Humans; Nucleosides; Nucleotides; Poliovirus; RNA; Spectrophotometry; Sternum; Uridine; Virus Replication | 1970 |
Size, composition, and structure of the deoxyribonucleic acid of herpes simplex virus subtypes 1 and 2.
Topics: Animals; Carbon Isotopes; Carcinoma; Cell Line; Centrifugation, Density Gradient; Cesium; Chlorides; Cytosine; DNA, Viral; Guanine; Haplorhini; Hot Temperature; Humans; Kidney; Laryngeal Neoplasms; Molecular Weight; Nucleic Acid Denaturation; Serotyping; Simplexvirus; Sucrose; Thymidine; Tritium; Ultraviolet Rays; Uridine | 1971 |
DNA synthesis in normal and virus-transformed mammalian cells after methionine deprivation.
Topics: Animals; Carbon Isotopes; Cell Line; Centrifugation, Density Gradient; Chromatography, Paper; Culture Media; Cytosine; DNA; DNA, Viral; Isotope Labeling; Methionine; Methylation; Mice; Simian virus 40; Tritium; Uridine | 1971 |
Mutagenic specificity: reversion of iso-1-cytochrome c mutants of yeast.
Topics: Adenine; Alkanesulfonates; Amino Acid Sequence; Base Sequence; Cytochrome c Group; Cytosine; Genetic Code; Guanine; Imidazoles; Lactones; Mechlorethamine; Mesylates; Mutation; Nitrites; Nitrosoguanidines; Radiation Effects; Saccharomyces cerevisiae; Sulfuric Acids; Thymine; Ultraviolet Rays; Uridine | 1973 |
DNA methylation in normal and tumour virus-transformed cells in tissue culture. I. The level of DNA methylation in BHK21 cells and in BHK21 cells transformed by polyoma virus (PyY cells).
Topics: Animals; Carbon Radioisotopes; Cell Line; Cell Transformation, Neoplastic; Chromatography, Paper; Clone Cells; Cricetinae; Cytidine; Cytosine; Deoxyuridine; DNA; Kidney; Methionine; Methylation; Polyomavirus; Thymidine; Time Factors; Tritium; Uridine | 1973 |
[The composition, dynamics and enzymatic transformation of acid-soluble nucleotides, nucleosides and bases of mycelial fungi].
Topics: Adenine Nucleotides; Cyclic GMP; Cytidine; Cytosine; Cytosine Nucleotides; Guanine Nucleotides; Nucleosides; Nucleotides; Penicillium; Time Factors; Uracil; Uracil Nucleotides; Uridine; Uridine Diphosphate Sugars | 1974 |
Reaction of nucleosides with N-trimethylsilylimidazole: separation of TMS derivatives of anomeric pyrimidine nucleosides by gas-liquid chromatography.
Topics: Adenosine; Binding Sites; Chromatography, Gas; Chromatography, Thin Layer; Cytosine; Deoxyribonucleosides; Evaluation Studies as Topic; Floxuridine; Guanosine; Imidazoles; Isomerism; Kinetics; Methods; Molecular Conformation; Molecular Weight; Nucleic Acid Conformation; Pyrimidine Nucleosides; Silicon Dioxide; Spectrophotometry, Ultraviolet; Structure-Activity Relationship; Temperature; Time Factors; Uridine | 1974 |
Structural and functional heterogeneity of the murine cytomegalovirus genome.
Topics: Animals; Carbon Radioisotopes; Cells, Cultured; Centrifugation, Density Gradient; Culture Techniques; Cytomegalovirus; Cytosine; DNA, Viral; Genes; Guanine; Mice; Microscopy, Electron; Nucleic Acid Hybridization; RNA, Viral; Simplexvirus; Spectrophotometry, Ultraviolet; Temperature; Transcription, Genetic; Tritium; Ultracentrifugation; Uridine | 1974 |
Photochemistry of polynucleotides I-ultraviolet photolysis of substituted pyrimidines.
Topics: Cytosine; Cytosine Nucleotides; Hydrogen-Ion Concentration; Nuclear Physics; Polynucleotides; Spectrophotometry; Ultraviolet Rays; Uracil Nucleotides; Uridine | 1965 |
Nucleic acid and protein synthesis and pattern regulation in hydra. II. Effect of inhibition of nucleic acid and protein synthesis on hypostome formation.
Topics: Animals; Chloramphenicol; Cnidaria; Cytosine; Dactinomycin; DNA; Fluorouracil; Hydroxyurea; Morphogenesis; Protein Biosynthesis; RNA; RNA, Messenger; Thymidine; Transplantation; Tritium; Uridine | 1969 |
Interaction between proflavine and double stranded polynucleotides.
Topics: Acridines; Adenine; Binding, Competitive; Circular Dichroism; Cytosine; Diamines; DNA; Fluorescence; Guanine; Inosine; Molecular Weight; Nucleic Acid Conformation; Polymers; Polynucleotides; Temperature; Uridine; Viscosity | 1974 |
Requirements of Acholeplasma laidlawii A, strain LA 1, for nucleic acid precursors.
Topics: Acholeplasma laidlawii; Adenosine; Colorimetry; Cytidine; Cytosine; Deoxyribose; DNA, Bacterial; Guanine; Guanosine; Nephelometry and Turbidimetry; Nucleosides; Purines; Pyrimidines; Ribose; RNA, Bacterial; Thymidine; Thymine; Uracil; Uridine | 1974 |
Location on the chromosome of Salmonella typhimurium of genes governing pyrimidine metabolism. II. Uridine kinase, cytosine deaminase and thymidine kinase.
Topics: Aminohydrolases; Chromosome Mapping; Chromosomes; Cytosine; Escherichia coli; Genetics, Microbial; Molecular Biology; Phosphotransferases; Pyrimidines; Salmonella typhimurium; Thymidine Kinase; Transduction, Genetic; Uridine | 1972 |
The extent of base pairing in 5 s RNA. Yeast 5 s RNA.
Topics: Adenine; Base Sequence; Cytosine; Endonucleases; Guanine; Magnesium; Magnetic Resonance Spectroscopy; Nucleic Acid Conformation; RNA, Ribosomal; RNA, Transfer; Saccharomyces cerevisiae; Temperature; Uridine | 1972 |
Fungistatic activity, uptake and incorporation of 5-fluorocytosine in Candida albicans, as influenced by pyrimidines and purines. II. Studies on distribution and incorporation.
Topics: Adenine; Antifungal Agents; Candida albicans; Carbon Isotopes; Chromatography; Culture Media; Cytosine; Flucytosine; Purines; Pyrimidines; RNA; RNA, Ribosomal; RNA, Transfer; Spectrophotometry; Uridine | 1973 |
Separation of anomeric pyrimidine nucleosides by thin-layer chromatography.
Topics: Chromatography, Thin Layer; Cytidine; Cytosine; Fluorouracil; Methods; Microchemistry; Nucleosides; Pyrimidines; Uridine | 1973 |
Semiconductographic determination of labelled substances in thin-layer chromatography.
Topics: Adenine; Carbon Radioisotopes; Chromatography, Thin Layer; Computers; Cytosine; Guanine; Isotope Labeling; Methods; Phosphorus Radioisotopes; Radionuclide Imaging; Scintillation Counting; Semiconductors; Sulfur Radioisotopes; Temperature; Tritium; Uracil; Uracil Nucleotides; Uridine | 1974 |
Photochemically induced transition of 4-thiouridine to uridine or uridine and cytidine in E. coli transfer ribonucleic acid.
Topics: Ammonia; Chromatography, Ion Exchange; Chromatography, Thin Layer; Cytosine; Escherichia coli; Kinetics; Light; Nucleosides; Oxygen; RNA, Transfer; Spectrum Analysis; Thiouracil; Uridine | 1969 |
Specificity and efficiency of thymidine incorporation in Escherichia coli lacking thymidine phosphorylase.
Topics: Adenine; Carbon Isotopes; Cytosine; DNA, Bacterial; Escherichia coli; Guanine; Mutation; RNA, Bacterial; Thymidine; Thymine; Transferases; Tritium; Uridine | 1969 |
Biological activity of irradiated tRNA Val containing a 4-thiouridine-cytosine dimer.
Topics: Cytosine; Escherichia coli; Ligases; Peptides; Radiation Effects; Ribosomes; RNA, Transfer; Ultraviolet Rays; Uridine; Valine | 1971 |
Distribution of nucleotides in Escherichia coli DNA from lambda-transducing phages.
Topics: Centrifugation, Density Gradient; Chromosomes, Bacterial; Coliphages; Cytosine; DNA, Bacterial; Escherichia coli; Guanine; Mercury; Mutation; Nucleic Acid Hybridization; Nucleotides; Organometallic Compounds; Phosphorus Isotopes; Thymidine; Transduction, Genetic; Tritium; Ultracentrifugation; Ultraviolet Rays; Uridine | 1971 |
On the reaction of nucleic acids with isoniazid.
Topics: Adenosine; Alkaline Phosphatase; Chemical Phenomena; Chemistry; Chromatography, Ion Exchange; Chromatography, Paper; Cytidine; Cytosine; Cytosine Nucleotides; Deamination; Escherichia coli; Guanosine; Hydrogen-Ion Concentration; Isoniazid; RNA, Transfer; Spectrophotometry; Ultraviolet Rays; Uridine; Yeasts | 1970 |
Heterogeneity of the conserved ribosomal ribonucleic acid sequences of Bacillus subtilis.
Topics: Adenine; Bacillus; Bacillus cereus; Bacillus subtilis; Cytosine; DNA, Bacterial; Guanine; Hybridization, Genetic; In Vitro Techniques; RNA, Bacterial; Tritium; Uridine | 1966 |
Viruses and renal carcinoma of Rana pipiens. IV. Nucleic acid synthesis in frog virus 3-infected BHK 21/13 cells.
Topics: Animals; Anura; Autoradiography; Centrifugation, Density Gradient; Cricetinae; Cytoplasm; Cytosine; DNA; DNA, Viral; Guanine; Kidney Neoplasms; RNA; RNA, Viral; Thymidine; Tritium; Ultracentrifugation; Uridine; Virus Replication; Viruses | 1967 |
A useful thin-layer chromatography method for the determination of cytidine aminohydrolase activity in serum.
Topics: Aminohydrolases; Animals; Chemical Phenomena; Chemistry; Chromatography, Thin Layer; Cytosine; Haplorhini; Nucleosides; Uridine | 1969 |
Studies on the purine-sensitive mutants of Bacillus subtilis. I. Properties of an adenosine-sensitive mutant.
Topics: Bacillus subtilis; Cytosine; Guanine; Hypoxanthines; Ligases; Nucleosides; Purines; Pyrimidines; Spectrophotometry; Thymidine; Thymine; Uracil; Uridine | 1969 |
Radio-sensitization with extra-cellular halogenated purines and pyrimidines and related compounds.
Topics: Bacillus subtilis; Culture Media; Cytosine; Cytosine Nucleotides; DNA, Bacterial; Halogens; Hydrogen-Ion Concentration; Purines; Pyrimidines; Radiation Effects; Radiation-Sensitizing Agents; Uracil; Uracil Nucleotides; Uridine | 1970 |
Thermal denaturation in acidic solutions of double-helical ribonucleic acid from virus-like particles found in Penicillium chrysogenum. A spectrophotometric study.
Topics: Acids; Adenine; Cytosine; Escherichia coli; Guanine; Hot Temperature; Hydrogen-Ion Concentration; Nucleic Acid Denaturation; Penicillium; Penicillium chrysogenum; Plant Viruses; RNA, Bacterial; RNA, Ribosomal; RNA, Viral; Spectrophotometry; Uridine | 1971 |
Cytosine and cytidine analogues: synthesis and properties of 5-ethylcytosine, 5-ethylcytidine and a number of their derivatives.
Topics: Alkylation; Ammonia; Chemical Phenomena; Chemistry; Chromatography, Paper; Cytidine; Cytosine; Ethers; Hot Temperature; Hydrogen-Ion Concentration; Methods; Methylation; Pyrimidines; Pyrimidinones; Ribonucleosides; Spectrophotometry; Ultraviolet Rays; Uracil; Uridine | 1971 |
Alkylation of cytosine glycosides in alkaline medium: a new route to the preparation of O'-alkylated nucleosides and nucleotides of cytosine and uracil.
Topics: Chemical Phenomena; Chemistry; Chromatography, Paper; Cytidine; Cytosine; Cytosine Nucleotides; Deamination; Diazomethane; Hydrogen-Ion Concentration; Methanol; Methylation; Spectrophotometry; Sulfuric Acids; Uracil Nucleotides; Uridine | 1971 |
The mechanism of aristeromycin. I. Growth inhibition of Xanthomonas oryzae by aristeromycin.
Topics: Adenine; Adenosine; Anti-Bacterial Agents; Cytidine; Cytosine; Deoxyuridine; Guanine; Guanosine; Hypoxanthines; Inosine; Nucleosides; Thymidine; Thymine; Uracil; Uridine; Xanthines; Xanthomonas | 1971 |
Photoproducts from 4-thiouracil and cytosine and from 4-thiouridine and cytidine: refinement of tertiary tRNA structure.
Topics: Borohydrides; Chromatography, Thin Layer; Cytidine; Cytosine; Fluorometry; Magnetic Resonance Spectroscopy; Mass Spectrometry; Nucleic Acid Conformation; Nucleosides; Oxidation-Reduction; Photochemistry; Pyrimidinones; Radiation Effects; RNA, Transfer; Sodium; Spectrophotometry; Thiouracil; Ultraviolet Rays; Uridine | 1971 |
The nucleotide composition of labelled RNA synthesized by chick-embryo sensory ganglia during outgrowth of fibres in vitro.
Topics: Adenine; Animals; Chick Embryo; Chromatography; Cytosine; Ganglia; Guanine; Nucleotides; RNA, Ribosomal; Uridine | 1971 |
Cytotoxic effects of thiopyrimidines.
Topics: Animals; Cell Line; Cell Survival; Cells, Cultured; Chemical Phenomena; Chemistry; Clone Cells; Colchicine; Cricetinae; Culture Techniques; Cytosine; Female; Fibroblasts; Mitosis; Pyrimidines; RNA; Thiouracil; Time Factors; Uridine | 1971 |
Differential incorporation of 5-azapyrimidines into the RNA of phage f2 and of bacterial host.
Topics: Carbon Isotopes; Centrifugation, Density Gradient; Coliphages; Cytidine; Cytosine; Nucleic Acid Denaturation; RNA, Viral; Templates, Genetic; Triazines; Uracil; Uracil Nucleotides; Uridine; Virus Replication | 1971 |
Effects of penicillin and glycine on cell wall glycopeptides of the two varieties of Vibrio fetus.
Topics: Alanine; Amino Acids; Cell Wall; Cytosine; Glucosamine; Glutamates; Glycine; Glycoproteins; Hexosamines; Nucleotides; Penicillin G; Penicillin Resistance; Penicillinase; Phosphorus; Pimelic Acids; Uridine; Vibrio | 1968 |
RNA synthesis in reovirus-infected L929 mouse fibroblasts.
Topics: Adenine; Animals; Culture Techniques; Cytopathogenic Effect, Viral; Cytosine; Dactinomycin; Fibroblasts; Guanine; Mice; Phosphorus Isotopes; Reoviridae; RNA, Viral; Tritium; Uracil; Uridine | 1967 |
Base composition and metabolism of various RNA fractions in Acetabularia mediterranea.
Topics: Adenine; Cell Nucleolus; Cell Nucleus; Centrifugation, Density Gradient; Chloroplasts; Chromatography, Thin Layer; Cytosine; DNA; Electrophoresis; Eukaryota; Guanine; Ribosomes; RNA; RNA, Messenger; Sucrose; Tritium; Uracil; Uridine | 1968 |
Pyrimidine and purine bases and nucleosides in wheat plants.
Topics: Adenine; Carbon Isotopes; Chromatography; Cytosine; Nucleosides; Orotic Acid; Purines; Pyrimidines; Radioisotope Dilution Technique; Triticum; Uracil; Uridine | 1967 |
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 |
Genetic and physiological aspects of resistance to 5-fluoropyrimidines in Saccharomyces cerevisiae.
Topics: Aminohydrolases; Carbon Isotopes; Cell-Free System; Chromatography, Paper; Chromatography, Thin Layer; Chromosome Mapping; Cytosine; Drug Resistance, Microbial; Fluorine; Fluorouracil; Genetics, Microbial; Membrane Transport Proteins; Mutation; Phosphorus Isotopes; Phosphotransferases; Saccharomyces; Spectrophotometry; Transferases; Uracil; Uridine | 1970 |
[Utilization of pyrimidine precursors in the tumor and liver of mice with Ehrlich ascites carcinoma].
Topics: Animals; Carbon Isotopes; Carcinoma, Ehrlich Tumor; Cytosine; DNA; DNA, Neoplasm; Liver; Male; Melanoma; Mice; Neoplasms, Experimental; Nucleotides; Orotic Acid; Pyrimidines; RNA; RNA, Neoplasm; Sarcoma 180; Sodium; Thymidine; Thymine; Tritium; Uridine | 1970 |
Purine and pyrimidine 5'-nucleotide catabolism in Tetrahymena pyriformis W.
Topics: Acid Phosphatase; Adenine; Animals; Cell-Free System; Cytosine; Fluorides; Guanine Nucleotides; Hydrogen-Ion Concentration; Nucleosides; Nucleotides; Purines; Pyrimidines; Tetrahymena; Thymidine; Uridine; Xanthines | 1970 |
Nucleoside transport. II. Inhibition by p-nitrobenzylthioguanosine and related compounds.
Topics: Biological Transport; Carbon Isotopes; Cytosine; Erythrocytes; Glucose; Humans; In Vitro Techniques; Leucine; Nitrobenzenes; Nucleosides; Temperature; Thioguanine; Time Factors; Uracil; Uridine | 1971 |
Mass spectral analysis of modified ribonucleosides obtained by degradation of 14 alkali-stable dinucleotides isolated from yeast ribonucleic acid.
Topics: Adenine; Base Sequence; Chemical Phenomena; Chemistry; Cytosine; Glycosides; Guanine; Hydrogen-Ion Concentration; Mass Spectrometry; Methods; Methylation; Nucleosides; Pentoses; Polynucleotides; Ribonucleosides; RNA; Spectrum Analysis; Uridine; Yeasts | 1971 |
Isolation and partial characterization of nucleic acid of influenza virus.
Topics: Adenine; Animals; Centrifugation, Density Gradient; Chick Embryo; Chromatography; Culture Techniques; Cytosine; Genetics, Microbial; Guanine; Hemagglutination, Viral; Hemagglutinins, Viral; Horses; Orthomyxoviridae; Phosphorus Isotopes; RNA, Viral; Tritium; Uridine | 1967 |
Sparing action of uridine on the activity of arabinosylcytosine with normal and leukemic mice.
Topics: Animals; Chromatography; Cytarabine; Cytosine; Drug Synergism; Leukemia L1210; Male; Mice; Nucleosides; Spleen; Thymidine; Tritium; Uracil Nucleotides; Uridine | 1968 |
[Studies on the chemical nature of biological radiation damages].
Topics: Cytosine; Cytosine Nucleotides; DNA; Free Radicals; Mutation; Nucleosides; Radiation Effects; Radiochemistry; Solutions; Ultraviolet Rays; Uracil; Uridine | 1968 |
Pyrimidine nucleosides. I. The synthesis of 6-methylcytidine, 6-methyluridine, and related 6-methylpyrimidine nucleosides.
Topics: Cytosine; Nucleosides; Pyrimidines; Spectrum Analysis; Uridine | 1968 |
The conformation of pyrimidine nucleosides. An application of the nuclear Overhauser effect.
Topics: Cytosine; Deuterium; Dimethyl Sulfoxide; Magnetic Resonance Spectroscopy; Nucleosides; Solvents; Thymine; Uridine | 1969 |
Specific tritium labelling of pyrimidines: reversible formation of an ultra-violet photoproduct in tritiated water.
Topics: Cytosine; Pyrimidines; Radiochemistry; Tritium; Ultraviolet Rays; Uridine; Water | 1969 |
Deoxyribonucleic acid sequences complementary to ribosomal ribonucleic acid in a crustacean.
Topics: Animals; Anura; Centrifugation, Density Gradient; Crustacea; Cytosine; DNA; Genes; Genetic Code; Guanine; HeLa Cells; Liver; Male; Molecular Weight; Pancreas; Phosphates; Phosphorus Isotopes; Ribosomes; RNA; Testis; Thymidine; Tritium; Uridine | 1969 |
The optical rotatory dispersion of pyrimidine nucleosides.
Topics: Cytosine; In Vitro Techniques; Nucleosides; Spectrum Analysis; Thymidine; Uridine | 1965 |
Anomalous electrophoretic behavior of purine and pyrimidine derivatives in triethylammonium buffers.
Topics: Acetates; Adenine; Bicarbonates; Buffers; Carbonates; Cytosine; Formates; Guanine; Purines; Pyrimidines; Quaternary Ammonium Compounds; Thymine; Uracil; Uracil Nucleotides; Uridine; Xanthines | 1966 |
Changes in RNA synthesis following transfer of Sarcoma 180 ascites cells from the mouse to synthetic medium.
Topics: Adenine; Animals; Chromatography; Culture Techniques; Cytosine; Guanine; Mice; Phosphorus Isotopes; RNA, Neoplasm; Sarcoma 180; Spectrophotometry; Tritium; Uridine | 1966 |
Newcastle disease virus RNA. II. Preferential synthesis of RNA complementary to parental viral RNA by chick embryo cells.
Topics: Adenine; Animals; Chick Embryo; Culture Techniques; Cytosine; Dactinomycin; Deoxyribonucleases; Guanine; Hot Temperature; Newcastle disease virus; Nucleic Acid Denaturation; Phosphorus Isotopes; Ribosomes; RNA; RNA, Viral; Tritium; Uracil; Uridine | 1966 |
Feasibility of obtaining Raman spectra from nucleic acid constituents.
Topics: Adenine; Adenine Nucleotides; Cytosine; Guanine; Nucleosides; Spectrophotometry; Thymidine; Uridine | 1966 |
Rapidly labeled HeLa cell nuclear RNA. II. Base composition and cellular localization of a heterogeneous RNA fraction.
Topics: Adenine; Cell Nucleus; Centrifugation, Density Gradient; Culture Techniques; Cytosine; Guanine; HeLa Cells; RNA; Tritium; Uracil; Uridine | 1966 |
Size distribution and stability of DNA-like RNA synthesized during development of anucleolate embryos of Xenopus laevis.
Topics: Adenine; Animals; Anura; Carbon Dioxide; Carbon Isotopes; Cell Nucleolus; Centrifugation, Density Gradient; Cytosine; DNA; Embryo, Nonmammalian; Guanine; In Vitro Techniques; RNA; Uracil; Uridine | 1966 |
Giant-size rapidly labeled nuclear ribonucleic acid and cytoplasmic messenger ribonucleic acid in immature duck erythrocytes.
Topics: Adenine; Anemia; Animals; Carbon Isotopes; Cell Nucleus; Chromatography, Ion Exchange; Cytosine; Dactinomycin; Erythrocytes; Guanine; In Vitro Techniques; Phenylhydrazines; Poultry; Ribosomes; RNA; RNA, Messenger; Thymidine; Tritium; Uracil; Uridine | 1966 |
[On the effect of hydrazine and methylsubstituted hydrazines on nucleosides, nucleotides and ribonucleic acids].
Topics: Chemical Phenomena; Chemistry; Cytosine; Cytosine Nucleotides; Hydrazines; Hydrogen-Ion Concentration; Nucleosides; Nucleotides; RNA; Thymidine; Thymine; Uracil; Uracil Nucleotides; Uridine | 1966 |
Rapid separation of thymine dimer and pyrimidines on ion-exchange paper.
Topics: Adenine; Chromatography, Paper; Cytosine; Guanine; Ion Exchange Resins; Nucleosides; Nucleotides; Pyrimidines; Thymidine; Thymine; Uracil; Uridine | 1967 |
Synthesis of ribosomal RNA during sea-urchin development.
Topics: Adenine; Animals; Cytosine; Echinodermata; Female; Guanine; Ovum; Phosphorus Isotopes; Ribosomes; RNA; Sucrose; Tritium; Ultracentrifugation; Uracil; Uridine | 1967 |
Ribonucleic acid synthesis during morphogenesis in Myxococcus xanthus.
Topics: Adenine; Bacteria; Carbon Isotopes; Centrifugation, Density Gradient; Cytosine; Glycerol; Guanine; Ribosomes; RNA, Bacterial; Tritium; Uracil; Uridine | 1967 |
Exclusion of exogenous 5-methyl-2'-deoxycytidine from DNA in human leukemic cells. A study with [2(-14)C]- and [methyl-14C]5-methyl-2'-deoxycytidine.
Topics: 5-Methylcytosine; Cell Line; Cytosine; Deoxycytidine; DNA; Humans; Leucine; Leukemia, Lymphoid; RNA; Thymidine; Uridine | 1983 |
Metabolism of pyrimidine bases and nucleosides in the coryneform bacteria Brevibacterium ammoniagenes and Micrococcus luteus.
Topics: Brevibacterium; Cytidine; Cytosine; DNA, Bacterial; Micrococcus; Pentosyltransferases; Pyrimidine Nucleosides; Pyrimidine Phosphorylases; Pyrimidines; RNA, Bacterial; Thymidine; Thymine; Uracil; Uridine | 1984 |
Mode of action of 5-fluorocytosine and 5-fluorouracil in dematiaceous fungi.
Topics: Cytosine; Drug Resistance, Microbial; Floxuridine; Flucytosine; Fluorouracil; Mitosporic Fungi; RNA, Fungal; RNA, Ribosomal; Species Specificity; Uridine | 1983 |
Role of exposed cytosine residues in aminoacylation activity of tRNATrp.
Topics: Animals; Anticodon; Base Sequence; Cattle; Cytosine; Nucleic Acid Conformation; RNA, Transfer, Amino Acyl; Structure-Activity Relationship; Sulfites; Tryptophan; Tryptophan-tRNA Ligase; Uridine | 1981 |
The complete separation of the base, nucleoside, mono-, di-, and triphosphonucleosides of uracil and cytosine by polyethyleneimine cellulose thin-layer chromatography.
Topics: Animals; Autoradiography; Carcinoma, Ehrlich Tumor; Cellulose; Chromatography, Thin Layer; Cytidine; Cytosine; Cytosine Nucleotides; Mice; Polyethyleneimine; Substrate Specificity; Uracil; Uracil Nucleotides; Uridine | 1982 |
Replacement of the conserved G.U with a G-C pair at the cleavage site of the Tetrahymena ribozyme decreases binding, reactivity, and fidelity.
Topics: Animals; Base Composition; Base Sequence; Catalysis; Cytosine; Guanine; Hot Temperature; Introns; Kinetics; Molecular Sequence Data; Nucleic Acid Denaturation; Oligonucleotides; RNA Splicing; RNA, Catalytic; RNA, Protozoan; Tetrahymena; Uridine | 1994 |
The sequence context-dependent mispairing of 5-hydroxycytosine and 5-hydroxyuridine in vitro.
Topics: Base Sequence; Cytosine; DNA Polymerase I; DNA Primers; DNA-Directed DNA Polymerase; Molecular Sequence Data; Nucleic Acid Heteroduplexes; Uridine | 1994 |
The crystal structure of an all-RNA hammerhead ribozyme.
Topics: Base Sequence; Binding Sites; Catalysis; Crystallization; Cytosine; Magnesium; Models, Chemical; Models, Molecular; Molecular Structure; Nucleic Acid Conformation; RNA, Catalytic; RNA, Transfer, Phe; Uridine | 1995 |
Antisense oligonucleotide binding to U5 snRNP induces a conformational change that exposes the conserved loop of U5 snRNA.
Topics: Base Composition; Base Sequence; Binding Sites; Cross-Linking Reagents; Cytosine; Ficusin; HeLa Cells; Humans; Molecular Sequence Data; Nucleic Acid Conformation; Oligonucleotides, Antisense; Ribonucleoprotein, U5 Small Nuclear; RNA Splicing; Spliceosomes; Uridine | 1997 |
Michael addition reactions of some nucleobases to 1-(4,6-O-benzylidene-2,3-didehydro-2,3-dideoxy-3-nitro-beta-D- hexopyran osyl) uracil.
Topics: Bridged Bicyclo Compounds, Heterocyclic; Cytosine; Indicators and Reagents; Molecular Structure; Nucleosides; Thymine; Uracil; Uridine | 1997 |
Editing status of mat-r transcripts in mitochondria from two plant species: C-to-U changes occur in putative functional RT and maturase domains.
Topics: Amino Acid Sequence; Base Sequence; Binding Sites; Cytidine; Cytosine; DNA, Mitochondrial; DNA, Plant; Endoribonucleases; Genes, Plant; Mitochondria; Molecular Sequence Data; Nucleotidyltransferases; Plant Proteins; RNA; RNA Editing; RNA-Directed DNA Polymerase; RNA, Mitochondrial; Sequence Analysis, DNA; Sequence Homology, Amino Acid; Solanum tuberosum; Transcription, Genetic; Triticum; Uracil; Uridine | 1998 |
Importance of specific nucleotides in the folding of the natural form of the hairpin ribozyme.
Topics: 2-Aminopurine; Adenine; Base Composition; Base Sequence; Carbocyanines; Cytosine; Deoxyribonucleosides; Energy Transfer; Fluorescein; Fluorescent Dyes; Guanine; Hydrolysis; Molecular Sequence Data; Nepovirus; Nucleic Acid Conformation; Oligonucleotides; Point Mutation; Purine Nucleotides; Ribose; RNA, Catalytic; Spectrometry, Fluorescence; Uridine | 2001 |
Structure of an RNA hairpin from HRV-14.
Topics: 5' Untranslated Regions; Adenosine; Base Composition; Base Pairing; Cytosine; DNA-Directed RNA Polymerases; Glycosides; Guanosine; Models, Molecular; Nuclear Magnetic Resonance, Biomolecular; Nucleic Acid Conformation; Phosphorus Isotopes; Protons; Rhinovirus; RNA, Viral; Thermodynamics; Uridine | 2001 |
Imino proton exchange and base-pair kinetics in RNA duplexes.
Topics: Ammonia; Base Pairing; Catalysis; Cytosine; Guanine; Hydrogen-Ion Concentration; Imines; Kinetics; Nuclear Magnetic Resonance, Biomolecular; Nucleic Acid Denaturation; Nucleic Acid Heteroduplexes; Oligonucleotides; Protons; RNA; Thermodynamics; Thymine; Uridine | 2001 |
Use of DNA molecules substituted with unnatural nucleotides to probe specific drug-DNA interactions.
Topics: 5-Methylcytosine; Base Pairing; Binding Sites; Cytosine; Deoxyribonucleotides; DNA; DNA Primers; DNA Probes; Inosine; Macromolecular Substances; Molecular Structure; Nucleic Acid Conformation; Pharmaceutical Preparations; Polymerase Chain Reaction; Uridine | 2001 |
Nonenzymatic template-directed synthesis on hairpin oligonucleotides. 3. Incorporation of adenosine and uridine residues.
Topics: Adenine; Adenosine; Base Composition; Base Sequence; Cytidine Monophosphate; Cytosine; Guanine; Guanosine Monophosphate; Molecular Sequence Data; Oligonucleotides; Polymers; Templates, Genetic; Thymidine; Thymine; Uridine | 1992 |
Mechanisms of uptake and resistance to troxacitabine, a novel deoxycytidine nucleoside analogue, in human leukemic and solid tumor cell lines.
Topics: Amino Acid Sequence; Antineoplastic Agents; Biological Transport; Carrier Proteins; Cytarabine; Cytidine Deaminase; Cytosine; Deoxycytidine; Deoxycytidine Kinase; Dioxolanes; Drug Resistance, Neoplasm; Gemcitabine; Humans; Leukemia; Male; Membrane Proteins; Molecular Sequence Data; Nucleoside Transport Proteins; Phosphorylation; Prostatic Neoplasms; Sequence Homology, Amino Acid; Sodium; Stereoisomerism; Tritium; Tumor Cells, Cultured; Uridine | 2001 |
Heat stress results in incomplete C-to-U editing of maize chloroplast mRNAs and correlates with changes in chloroplast transcription rate.
Topics: Chloroplasts; Cytosine; Genes, Plant; Hot Temperature; RNA Editing; RNA, Messenger; RNA, Plant; Transcription, Genetic; Uridine; Zea mays | 2001 |
The editosome for cytidine to uridine mRNA editing has a native complexity of 27S: identification of intracellular domains containing active and inactive editing factors.
Topics: Animals; APOBEC-1 Deaminase; Apolipoproteins B; Cell Compartmentation; Cell Nucleus; Cells, Cultured; Cloning, Molecular; Cytidine Deaminase; Cytosine; Gene Expression; Hepatocytes; Humans; Male; Molecular Sequence Data; Protein Structure, Tertiary; Rats; Rats, Sprague-Dawley; RNA Editing; RNA-Binding Proteins; RNA, Messenger; Sequence Homology, Amino Acid; Sequence Homology, Nucleic Acid; Uridine | 2002 |
Do mRNA and rRNA binding sites of E.coli ribosomal protein S15 share common structural determinants?
Topics: Binding Sites; Cytosine; Escherichia coli; Guanosine; Models, Molecular; Nucleic Acid Conformation; Protein Structure, Tertiary; Ribosomal Proteins; RNA, Messenger; RNA, Ribosomal; Uridine | 2002 |
Profiles of pyrimidine biosynthesis, salvage and degradation in disks of potato (Solanum tuberosum L.) tubers.
Topics: Carbon Radioisotopes; Culture Techniques; Cytidine; Cytidine Deaminase; Cytosine; Cytosine Deaminase; Deoxycytidine; Deoxycytidine Kinase; Deoxyribonucleosides; Enzymes; Multienzyme Complexes; Nucleoside Deaminases; Orotate Phosphoribosyltransferase; Orotidine-5'-Phosphate Decarboxylase; Pentosyltransferases; Phosphotransferases; Plant Stems; Pyrimidine Nucleosides; Pyrimidine Phosphorylases; Pyrimidines; Pyrimidinones; Solanum tuberosum; Thymidine; Thymidine Kinase; Uracil; Uridine; Uridine Kinase; Uridine Monophosphate; Uridine Phosphorylase | 2002 |
Participation of bicarbonate in RNA and protein synthesis as indicated by virus propagation in human cells.
Topics: Adenine; Bicarbonates; Cytidine; Cytosine; Deoxyadenosines; DNA; Guanine; Humans; Protein Biosynthesis; Proteins; RNA; Thymidine; Uracil; Uridine; Viruses | 1959 |
NMR structures of loop B RNAs from the stem-loop IV domain of the enterovirus internal ribosome entry site: a single C to U substitution drastically changes the shape and flexibility of RNA.
Topics: 5' Untranslated Regions; Amino Acid Motifs; Base Sequence; Crystallography, X-Ray; Cytosine; DNA-Binding Proteins; Enterovirus; Humans; Models, Molecular; Molecular Sequence Data; Nuclear Magnetic Resonance, Biomolecular; Nucleic Acid Conformation; Poliovirus; Protein Biosynthesis; Protein Structure, Secondary; Ribosomes; RNA-Binding Proteins; RNA, Viral; Transcription Factors; Uridine | 2004 |
Halogen bonds in biological molecules.
Topics: Cytosine; Halogens; Models, Molecular; Molecular Conformation; Static Electricity; Uridine | 2004 |
Characterization of novel Na+-dependent nucleobase transport systems at the blood-testis barrier.
Topics: Adenine; Animals; Biological Transport; Blood-Testis Barrier; Cytosine; Guanine; Hypoxanthine; Kinetics; Male; Meglumine; Nucleobase Transport Proteins; Nucleoside Transport Proteins; Purine Nucleosides; Pyrimidine Nucleosides; Rats; Rats, Inbred Strains; Sertoli Cells; Sodium; Thioinosine; Thymine; Uracil; Uridine | 2006 |
Trypanosoma brucei: a survey of pyrimidine transport activities.
Topics: Animals; Antimetabolites; Biological Transport; Cytidine; Cytosine; Female; Fluorouracil; Parasitic Sensitivity Tests; Pyrimidines; Rats; Rats, Wistar; Thymidine; Thymine; Trypanocidal Agents; Trypanosoma brucei brucei; Uridine | 2006 |
Synthesis of 3'-deoxynucleosides with 2-oxabicyclo[3.1.0]hexane sugar moieties: addition of difluorocarbene to a 3',4'-unsaturated uridine derivative and 1,2-dihydrofurans derived from D- and L-xylose1.
Topics: Chemistry, Organic; Crystallography, X-Ray; Cytosine; Furans; Glycosylation; Hexanes; Hydrocarbons, Fluorinated; Magnetic Resonance Spectroscopy; Molecular Structure; Nucleosides; Stereoisomerism; Uridine; Xylose | 2007 |
Synergistic activity of troxacitabine (Troxatyl) and gemcitabine in pancreatic cancer.
Topics: Adenocarcinoma; Animals; Antineoplastic Combined Chemotherapy Protocols; Cytosine; Deoxycytidine; Dioxolanes; Drug Synergism; Female; Gemcitabine; Humans; Mice; Mice, Nude; Mice, SCID; Pancreatic Neoplasms; Treatment Outcome; Tritium; Tumor Cells, Cultured; Uridine; Xenograft Model Antitumor Assays | 2007 |
Progress in the bisulfite modification of nucleic acids.
Topics: Cytosine; DNA; Kinetics; Quaternary Ammonium Compounds; Sulfites; Uridine | 2009 |
Correlations of creatine and six related pyrimidine metabolites and diabetic nephropathy in Chinese type 2 diabetic patients.
Topics: Aged; Chromatography, High Pressure Liquid; Creatine; Cytidine; Cytosine; Deoxyuridine; Diabetes Mellitus, Type 2; Diabetic Nephropathies; Female; Humans; Male; Middle Aged; Pyrimidines; Tandem Mass Spectrometry; Thymidine; Thymine; Uridine | 2010 |
Practical observations on the performance of bare silica in hydrophilic interaction compared with C18 reversed-phase liquid chromatography.
Topics: Buffers; Chromatography, Liquid; Chromatography, Reverse-Phase; Cytosine; Hydrogen-Ion Concentration; Hydrophobic and Hydrophilic Interactions; Kinetics; Naphthalenes; Nortriptyline; Pressure; Silicon Dioxide; Uridine; Viscosity | 2014 |
Characterization of a novel resistance-related deoxycytidine deaminase from Brassica oleracea var. capitata.
Topics: Brassica; Cytidine; Cytidine Deaminase; Cytosine; Kinetics; Molecular Weight; Nucleoside Deaminases; Plant Proteins; Substrate Specificity; Uridine | 2014 |
The coupling of tautomerization to hydration in the transition state on the pyrimidine photohydration reaction path.
Topics: Cytosine; Pyrimidines; Quantum Theory; Thermodynamics; Thymine; Uridine; Water | 2014 |
Synthesis and complementary self-association of novel lipophilic π-conjugated nucleoside oligomers.
Topics: Adenosine; Cytosine; Dimerization; Guanosine; Hydrogen Bonding; Nucleosides; Polymers; Uridine | 2015 |
CDA directs metabolism of epigenetic nucleosides revealing a therapeutic window in cancer.
Topics: 5-Methylcytosine; Animals; Cell Death; Cell Line, Tumor; Cytidine; Cytidine Deaminase; Cytosine; Deoxycytidine; DNA; DNA Damage; DNA-Directed DNA Polymerase; Epigenesis, Genetic; Gene Expression Regulation, Enzymologic; Gene Expression Regulation, Neoplastic; Humans; Mice; Neoplasms; Nucleotides; Oxidation-Reduction; Phosphotransferases; Substrate Specificity; Up-Regulation; Uridine | 2015 |
Oxidative stress damages rRNA inside the ribosome and differentially affects the catalytic center.
Topics: Adenosine; Cytosine; Mutagenesis; Oxidative Stress; Peptidyl Transferases; Protein Biosynthesis; Ribosomes; RNA, Ribosomal; RNA, Transfer; Uridine | 2018 |
Timing of Cytosine Methylation on Newly Synthesized RNA by Electron Microscopy.
Topics: 5-Methylcytosine; Chromatin; Cytosine; Epigenesis, Genetic; HeLa Cells; Humans; Immunohistochemistry; Methylation; Microscopy, Electron; RNA Polymerase II; RNA Precursors; RNA Processing, Post-Transcriptional; RNA, Messenger; Staining and Labeling; Transcription, Genetic; Uridine | 2020 |
Mutation profile of over 4500 SARS-CoV-2 isolations reveals prevalent cytosine-to-uridine deamination on viral RNAs.
Topics: Base Pair Mismatch; Betacoronavirus; Codon Usage; Coronavirus Infections; COVID-19; Cytosine; Databases, Genetic; Deamination; Gene Frequency; Genome, Viral; Humans; Mutation; Pandemics; Pneumonia, Viral; Polymorphism, Single Nucleotide; RNA, Viral; SARS-CoV-2; Uridine | 2020 |