前兆
发表于 2025-3-25 05:04:45
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无聊点好
发表于 2025-3-25 10:07:17
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Hyaluronic-Acid
发表于 2025-3-25 13:40:33
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怪物
发表于 2025-3-25 19:19:25
Tissue and cell culture of viruses,Although viruses cannot be grown in a synthetic or cell-free culture medium, the cell, which after all is the nurse to the virus, can be so propagated. This procedure, loosely known as ‘tissue-culture’ affords great opportunities for the investigation of cell-virus relationships.
左右连贯
发表于 2025-3-25 21:53:00
Control of virus diseases,Broadly speaking there are three avenues of approach to the control of animal virus diseases; these are avoiding or preventing infection, immunization procedures and chemotherapy.
刚毅
发表于 2025-3-26 00:59:04
978-0-412-21970-2K.M. Smith and D.A. Ritchie 1980
CLAIM
发表于 2025-3-26 08:03:30
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facetious
发表于 2025-3-26 11:37:40
Some virus diseases in plants and micro-organisms, great damage to horticultural plants. As examples of the losses involved, the tristeza disease of citrus and the ‘swollen shoot’ of cocoa may be cited as causing the death, not of thousands, but of millions of trees.
贪婪的人
发表于 2025-3-26 15:20:21
The spread of viruses from host to host,n) many require an intermediary to act as ‘vector’. Such vectors play a very important part in the spread of viruses and the relationships between vector and virus are discussed in a separate section. Other methods of virus dissemination are dealt with first.
傲慢物
发表于 2025-3-26 17:03:13
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