Actinomycin
any of a group of related antibiotics derived from several species of streptomyces bacteria, used against susceptible bacteria and fungi and in the treatment of various cancers.
noun
any of several toxic antibiotics obtained from bacteria of the genus Streptomyces, used in treating some cancers; the most commonly used is dactinomycin (actinomycin D)
actinomycin ac·ti·no·my·cin (āk’tə-nō-mī’sĭn)
n.
Any of a large group of red, often toxic, polypeptide antibiotics isolated from soil bacteria of several species of Streptomyces (originally Actinomyces) that are active against gram-positive bacteria and fungi.
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- Dactinomycin
a cytotoxic polypeptide, C 62 H 86 N 12 O 16 , isolated from the bacterium Streptomyces parvullus, used in the treatment of certain cancers. dactinomycin dac·ti·no·my·cin (dāk’tə-nō-mī’sīn) n. An antibiotic isolated from bacteria and used as an antineoplastic agent in the treatment of certain cancers.
- Actinomycoma
actinomycoma actinomycoma ac·ti·no·my·co·ma (āk’tə-nō-mī-kō’mə) n. A swelling caused by an infection with an actinomycete.
- Actinomycosis
an infectious, inflammatory disease caused by Actinomyces israelii in humans and A. bovis in domestic animals, and characterized by lumpy, often suppurating tumors, especially, about the jaws. Historical Examples Thus in England actinomycosis of the tongue is most prevalent. Special Report on Diseases of Cattle U.S. Department of Agriculture In 1906 we discovered the existence […]
- Actinon
a chemically inert, gaseous, short-lived isotope of radon that is a member of the . Symbol: An; atomic number: 86; atomic weight: 219. noun a radioisotope of radon that is a decay product of radium. Symbol: An or 219Rn; atomic no: 86; half-life: 3.92s another name for actinide
- Actinopod
any protozoan of the subclass Actinopoda, including the heliozoans and radiolarians, having stiff, rodlike, radiating pseudopodia. noun any protozoan of the phylum Actinopoda, such as a radiolarian or a heliozoan, having stiff radiating cytoplasmic projections