405669Viruses病毒ssRNA-RTRNA逆轉錄病毒Retroviridae逆轉錄病毒科Betaretrovirus (mammalian type B & type D retroviruses)β反轉錄病毒屬Langur type D virusAnimal VirusBetaretrovirus (mammalian type B & type D retroviruses) Langur type D virus000405667Viruses病毒ssRNA-RTRNA逆轉錄病毒Retroviridae逆轉錄病毒科Betaretrovirus (mammalian type B & type D retroviruses)β反轉錄病毒屬Mason-Pfizer monkey virusAnimal VirusBetaretrovirus (mammalian type B & type D retroviruses) Mason-Pfizer monkey virus梅森-菲舍猴病毒000405666Viruses病毒ssRNA-RTRNA逆轉錄病毒Retroviridae逆轉錄病毒科Betaretrovirus (mammalian type B & type D retroviruses)β反轉錄病毒屬Mouse mammary tumor virusAnimal VirusBetaretrovirus (mammalian type B & type D retroviruses) Mouse mammary tumor virus鼠乳腺癌病毒000405671Viruses病毒ssRNA-RTRNA逆轉錄病毒Retroviridae逆轉錄病毒科Betaretrovirus (mammalian type B & type D retroviruses)β反轉錄病毒屬Ovine pulmonary adenomatosis virusAnimal VirusBetaretrovirus (mammalian type B & type D retroviruses) Ovine pulmonary adenomatosis virus綿羊肺腺瘤病000405668Viruses病毒ssRNA-RTRNA逆轉錄病毒Retroviridae逆轉錄病毒科Betaretrovirus (mammalian type B & type D retroviruses)β反轉錄病毒屬Simian type D virus 1Animal VirusBetaretrovirus (mammalian type B & type D retroviruses) Simian type D virus 1猴D型病毒1000405670Viruses病毒ssRNA-RTRNA逆轉錄病毒Retroviridae逆轉錄病毒科Betaretrovirus (mammalian type B & type D retroviruses)β反轉錄病毒屬Squirrel monkey type D virusAnimal VirusBetaretrovirus (mammalian type B & type D retroviruses) Squirrel monkey type D virus松鼠猴D型病毒000