dactinomycin

enUK

dactinomycin

[dak″tĭ-no-mi´sin] an antitumor antibiotic of the actinomycin complex (actinomycin D), produced by Streptomyces parvulus. Used to treat rhabdomyosarcoma and tumor" >Wilms' tumor in children, as well as sarcoma" >Ewing's sarcoma, sarcoma" >Kaposi's sarcoma, sarcoma" >osteogenic sarcoma, soft tissue sarcomas, testicular carcinoma, and choriocarcinoma.

dac·ti·no·my·cin

(dak'ti-nō-mī'sin), An antineoplastic antibiotic produced by several species of Streptomyces (for example, S. parvulus).
See also: actinomycins. Synonym(s): actinomycin D

dactinomycin

(dăk′tə-nō-mī′sĭn)n. An antibiotic of the actinomycin group, C₆₂H₈₆N₁₂O₁₆, isolated from bacteria and used as an antineoplastic agent in the treatment of certain cancers. Also called actinomycin D.

Actinomycin D

A relatively toxic antibiotic produced by Streptomyces spp, which is used as a chemotherapeutic.
Mechanism Inhibits DNA transcription by RNA polymerase.
Indications Rhabdomyosarcoma, Wilms’ tumour, gestational trophoblastic tumour
Adverse effects Anorexia, nausea, vomiting, myelosuppression with pancytopenia, diarrhoea

dactinomycin

Oncology An antitumor antibiotic member of a class of drugs first isolated from Streptomyces, and used to treat Wilms' tumor, Ewing sarcoma, embryonal rhabdomyosarcoma, choriocarcinoma, seminoma, KS, lymphoma

dac·ti·no·my·cin

(dak'ti-nō-mī'sin) An antineoplastic antibiotic produced by several species of Streptomyces (e.g., S. parvulus).

dactinomycin

A cytotoxic drug used to treat cancers mainly of children. Dactinomycin is an antibiotic derived from Streptomyces pavullus which causes breaks in DNA. This side effect renders it unsuitable as an antibacterial drug, but makes it useful as an anti-cancer drug. A brand name is Cosmegen Lyovac. There are other actinomycins in the group produced by Streptomyces chrysomallas .

dac·ti·no·my·cin

(dak'ti-nō-mī'sin) An antineoplastic antibiotic produced by several species of Streptomyces (e.g., S. parvulus).

单词	dactinomycin
释义	dactinomycin enUK dac·ti·no·my·cin D0003200 (dăk′tə-nō-mī′sĭn)n. An antibiotic of the actinomycin group, C₆₂H₈₆N₁₂O₁₆, isolated from bacteria and used as an antineoplastic agent in the treatment of certain cancers. Also called actinomycin D. [d- + actinomycin.] EncyclopediaSeeactinomycin dactinomycin enUK dactinomycin [dak″tĭ-no-mi´sin] an antitumor antibiotic of the actinomycin complex (actinomycin D), produced by Streptomyces parvulus. Used to treat rhabdomyosarcoma and tumor" >Wilms' tumor in children, as well as sarcoma" >Ewing's sarcoma, sarcoma" >Kaposi's sarcoma, sarcoma" >osteogenic sarcoma, soft tissue sarcomas, testicular carcinoma, and choriocarcinoma. dac·ti·no·my·cin (dak'ti-nō-mī'sin), An antineoplastic antibiotic produced by several species of Streptomyces (for example, S. parvulus). See also: actinomycins. Synonym(s): actinomycin D dactinomycin (dăk′tə-nō-mī′sĭn)n. An antibiotic of the actinomycin group, C₆₂H₈₆N₁₂O₁₆, isolated from bacteria and used as an antineoplastic agent in the treatment of certain cancers. Also called actinomycin D. Actinomycin D A relatively toxic antibiotic produced by Streptomyces spp, which is used as a chemotherapeutic. Mechanism Inhibits DNA transcription by RNA polymerase. Indications Rhabdomyosarcoma, Wilms’ tumour, gestational trophoblastic tumour Adverse effects Anorexia, nausea, vomiting, myelosuppression with pancytopenia, diarrhoea dactinomycin Oncology An antitumor antibiotic member of a class of drugs first isolated from Streptomyces, and used to treat Wilms' tumor, Ewing sarcoma, embryonal rhabdomyosarcoma, choriocarcinoma, seminoma, KS, lymphoma dac·ti·no·my·cin (dak'ti-nō-mī'sin) An antineoplastic antibiotic produced by several species of Streptomyces (e.g., S. parvulus). dactinomycin A cytotoxic drug used to treat cancers mainly of children. Dactinomycin is an antibiotic derived from Streptomyces pavullus which causes breaks in DNA. This side effect renders it unsuitable as an antibacterial drug, but makes it useful as an anti-cancer drug. A brand name is Cosmegen Lyovac. There are other actinomycins in the group produced by Streptomyces chrysomallas . dac·ti·no·my·cin (dak'ti-nō-mī'sin) An antineoplastic antibiotic produced by several species of Streptomyces (e.g., S. parvulus).
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