最近引进的采用双官能抗体和小分子的半抗原的两步法在一定程度上满足了这个要求。
A recently introduced approach satisfies this requirement to some extent: the use of low molecular weight haptens with bifunctional antibodies.
本文提出了双稠哌啶类生物碱对松材线虫的杀线活性强弱主要受其分子结构中官能团对的类型及其中的官能团的类型控制的假说。
A hypothesis that nematicidal activity of quinolizidine alkaloids is mainly determined by types of functional group pair and types of functional group in their molecular structures was proposed.
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