See Also: daunomycin(medicine)
daunomycin(dictionary)

ovum (iou) and daunomycin (medicine)


ovum (iou)



ovum noun. . E17.
[Latin = egg.]
Roman History. Any of a number of egg-shaped objects used in the circus to indicate the number of laps in a race. Usu. in pl. E17.
Biology. The female gamete or reproductive cell in animals, usu. produced by an ovary and capable of developing into a new individual (after, or in some cases without, fertilization by the male sperm); an egg, an egg cell. Also loosely, a secondary oocyte (immature egg cell); a mass of cells formed by the first few divisions of a fertilized ovum. E18.
b. Botany. Orig. (rare), the ovule or seed of a plant. Now, the egg cell in the nucellus of an ovule. M18.
Architecture. An egg-shaped ornament or carving. E18.

daunomycin (medicine)


daunomycin -->
daunorubicin
<chemical> Very toxic anthracycline aminoglycoside antibiotic isolated from streptomyces peucetius and others, used in treatment of leukaemias and Other neoplasms.

Pharmacological action: antibiotics, anthracycline.

Chemical name: 5,12-Naphthacenedione, 8-acetyl-10-((3-amino-2,3,6-trideoxy-alpha-L-lyxo-hexopyranosyl)oxy)-7,8,9,10-tetrahydro-6,8,11-trihydroxy-1-methoxy-, (8S-cis)-