Carbasugars. Carba-Monosaccharides . Carba-Sugars . Pseudosugars . Carba Monosaccharides . Carba Sugars . Sugar analogs in which the ring oxygen is replaced by a methylene (CH2) carbon. . 0.75
Phosphorothioate Oligonucleotides. Oligonucleotides, Phosphorothioate . Modified oligonucleotides in which one of the oxygens of the phosphate group is replaced with a sulfur atom. . 0.42
Imino Sugars. Sugars, Imino . Sugars in which the OXYGEN is replaced by a NITROGEN atom. This substitution prevents normal METABOLISM resulting in inhibition of GLYCOSIDASES and GLYCOSYLTRANSFERASES. . 0.39
Carbapenems. Carbapenem Antibiotics . Antibiotics, Carbapenem . A group of beta-lactam antibiotics in which the sulfur atom in the thiazolidine ring of the penicillin molecule is replaced by a carbon atom. THIENAMYCINS are a subgroup of carbapenems which have a sulfur atom as the first constituent of the side chain. . 0.36
Sulfur. Sulfur-16 . Sulfur 16 . An element that is a member of the chalcogen family. It has an atomic symbol S, atomic number 16, and atomic weight [32.059; 32.076]. It is found in the amino acids cysteine and methionine. . 0.35
Lamivudine. BCH-189 . Epivir . GR-109714X . GR109714X . Lamivudine, (2S-cis)-Isomer . 2',3' Dideoxy 3' thiacytidine . BCH 189 . BCH189 . 2',3'-Dideoxy-3'-thiacytidine . 3TC 20999 . A reverse transcriptase inhibitor and ZALCITABINE analog in which a sulfur atom replaces the 3' carbon of the pentose ring. It is used to treat HIV disease. . 0.35