单词 | hiv-1 |
释义 | > as lemmasHIV-1 2. With distinguishing numeral (now as HIV-1 and HIV-2): either of the two recognized types of this virus.HIV-1 and HIV-2 are believed to have evolved in Africa from strains of simian immunodeficiency virus affecting chimpanzees and sooty mangabeys, respectively. HIV-1 now has a global distribution, and tends to cause more severe disease. HIV-2 remains endemic mainly in West Africa. ΚΠ 1986 Courier-Mail (Brisbane) 12 Aug. 3/6 He said the antigens of HIV II would have to be incorporated into blood testing to protect supplies. 1990 Nature 12 July 95/2 The researchers do not yet know whether the patient was infected with HIV-1 or HIV-2, but are planning to sequence the proviral DNA to find out. 1992 Milwaukee (Wisconsin) Jrnl. 23 July a 3/5 Adamson said the blood center would discuss ways to ‘keep tight’ on the blood-screening process—which includes..a blood test that screens for eight sexually transmitted diseases, including HIV-1 and the rarer HIV-2. 2004 N.Y. Rev. Bks. 23 Sept. 53/3 There are two critically important proteins on the surface of HIV-1, which are called gp120 and gp41. 2009 Nature 23 July 470/2 Today's pandemic strain of HIV-1 crossed the species barrier from chimpanzees (Pan troglodytes) to humans less than 100 years ago. < as lemmas |
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