Thymidine

(redirected from thymine deoxyribonucleoside)
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thymidine

[′thī·mə‚dēn]
(biochemistry)
C10H14N2O5 A nucleoside derived from deoxyribonucleic acid; essential growth factor for certain microorganisms in mediums lacking vitamin B12 and folic acid.

Thymidine

 

a natural organic compound, a nucleoside consisting of the pyrimidine base thymine and the carbohydrate deoxyri-bose. Thymidine is made up of acicular crystals that are readily soluble in water. With respect to chemical properties, it is a weak base. Thymidine is present in all living cells as a constituent of deoxyribonucleic acid (DNA). Thymidine tagged with radioactive tritium is extensively used in laboratories to study DNA biosynthesis and the repair of DNA after injury.