| 单词 | Tumor Viruses,RNA |
| 释义 | Tumor Viruses,RNA《英文msh词典》Tumor Viruses,RNA [入口词] Tumor Viruses,RNA [主题词] Retroviridae [英文释义] Family of RNA viruses that infects birds and mammals and encodes the enzyme reverse transcriptase. The family contains seven genera: DELTARETROVIRUS; LENTIVIRUS; RETROVIRUSES TYPE B,MAMMALIAN; ALPHARETROVIRUS; GAMMARETROVIRUS; RETROVIRUSES TYPE D; and SPUMAVIRUS. A key feature of retrovirus biology is the synthesis of a DNA copy of the genome which is integrated into cellular DNA. After integration it is sometimes not expressed but maintained in a latent state (PROVIRUSES). |
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