| D007042 |
Hypoxanthines |
Purine bases related to hypoxanthine, an intermediate product of uric acid synthesis and a breakdown product of adenine catabolism. |
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| D007093 |
Imidazoles |
Compounds containing 1,3-diazole, a five membered aromatic ring containing two nitrogen atoms separated by one of the carbons. Chemically reduced ones include IMIDAZOLINES and IMIDAZOLIDINES. Distinguish from 1,2-diazole (PYRAZOLES). |
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| D010430 |
Pentosyltransferases |
Enzymes of the transferase class that catalyze the transfer of a pentose group from one compound to another. |
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| D011687 |
Purines |
A series of heterocyclic compounds that are variously substituted in nature and are known also as purine bases. They include ADENINE and GUANINE, constituents of nucleic acids, as well as many alkaloids such as CAFFEINE and THEOPHYLLINE. Uric acid is the metabolic end product of purine metabolism. |
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| D002247 |
Carbon Isotopes |
Stable carbon atoms that have the same atomic number as the element carbon but differ in atomic weight. C-13 is a stable carbon isotope. |
Carbon Isotope,Isotope, Carbon,Isotopes, Carbon |
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| D004912 |
Erythrocytes |
Red blood cells. Mature erythrocytes are non-nucleated, biconcave disks containing HEMOGLOBIN whose function is to transport OXYGEN. |
Blood Cells, Red,Blood Corpuscles, Red,Red Blood Cells,Red Blood Corpuscles,Blood Cell, Red,Blood Corpuscle, Red,Erythrocyte,Red Blood Cell,Red Blood Corpuscle |
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| D006147 |
Guanine |
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| D006801 |
Humans |
Members of the species Homo sapiens. |
Homo sapiens,Man (Taxonomy),Human,Man, Modern,Modern Man |
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| D000588 |
Amines |
A group of compounds derived from ammonia by substituting organic radicals for the hydrogens. (From Grant & Hackh's Chemical Dictionary, 5th ed) |
Amine |
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| D013866 |
Thioguanine |
An antineoplastic compound which also has antimetabolite action. The drug is used in the therapy of acute leukemia. |
6-Thioguanine,2-Amino-6-Purinethiol,Lanvis,Tabloid,Thioguanin-GSK,Thioguanine Anhydrous,Thioguanine Hemihydrate,Thioguanine Monosodium Salt,Thioguanine Tabloid,Tioguanina Wellcome,Tioguanine,2 Amino 6 Purinethiol,6 Thioguanine,Anhydrous, Thioguanine,Thioguanin GSK,ThioguaninGSK |
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