5,6,7,8-tetrahydrofolic acid

Concern over antibiotic resistance is growing, and new classes of antibiotics, particularly against Gram-negative bacteria, are… Expand

Trimethoprim-sulfamethoxazole (SXT)-resistant Staphylococcus aureus thymidine-dependent small-colony variants (TD-SCVs) are… Expand

Estrogen ortho-quinones have been implicated as ultimate carcinogenic metabolites of estrogens. The present conclusion that… Expand

A liquid chromatographic (LC) method was elaborated for determining folates in foods. Folates were extracted by homogenizing in… Expand

N-(5-[N-(3,4-dihydro-2-methyl-4-oxoquinazolin-6-ylmethyl)-N- methylamino]-2-thenoyl)-L-glutamic acid (ICI D1694) is a water… Expand

In Desulfobacterium autotrophicum, a facultatively autotrophic, sulfate reducing eubacterium, CO2-fixing enzymes of the acetyl… Expand

The mammalian folic acid cycle is a highly complex but crucial process for the transfer of one-carbon units to amino acids… Expand

Abstract The bell-shaped pH rate profile for the reaction of tetrahydrofolic acid with formaldehyde to form 5,10-methylene… Expand

After demonstration of the decarboxylation of 3,4-dihydroxyphenylalanine (dopa)’ to dopamine (I), the pathway for biosynthesis of… Expand

SUMMARY Two lines of cultured Sarcoma 180 cells resistant to amethop- terin have been studied. Resistance developed gradually in… Expand