The HIV virus not only infects through blood, but also through tissues and cells, the chances of infection are 100 percent.
HIV病毒不仅通过血液传播，而且还通过组织、细胞传播，感染的可能性是100%。
Once the virus and its antigen were found, Dr Blumberg and his team devised tests for it, so that donors could be screened before giving the blood that often transmitted the infection.
乙肝病毒及其抗原一发现，布伦·伯格和他的研究小组就设计实验，以便在输血前对献血者进行鉴别。因为输血经常传播乙肝这种传染病。
The virus may be isolated from the blood during the first few days of infection.
感染后最初几天可以从血液中分离出病毒。
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