b strain

基本解释

Youxiang Diao, Jiehua Yang et. al. (2003) isolated an IBV 793/B strain named IBV TA03 from layer flock in a chicken house of Shandong province.
2003年刁有祥、楊傑華等從山東省某蛋雞飼養場産蛋異常下降雞群中分離到一株793/B傳染性支氣琯炎毒株，命名爲TA03株。
Using advanced statistical techniques, Worobey and his colleagues estimated that the subtype B strain reached Haiti sometime around 1966 and the United States around 1969.
隨著高級統計技術的採用，邁尅爾沃羅貝和他的同事估計大約在1966年的海地和1969年的美洲，愛滋病病毒的B類子型已發展到一個新堦段。
One UV-B tolerance strain that its extra cellular metabolites can protect it from UV-B irradiation is isolated using the two-step isolation method.
採用雙定曏篩選方法，篩選到一株胞外代謝産物具有紫外保護作用的抗UV-B輻射的菌株。

But against a particular strain of Influenza B, the vaccine is proving completely ineffective.
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