大多数科学家相信侵染性的物质必须含有担负复制功能的核酸。
Most scientists believe that infectious agents must contain nucleic acids in order to replicate.
对来自家蚕的内网虫属样微孢子虫和家蚕微孢子虫的形态、表面蛋白及侵染性进行了比较研究。
Comparative study on morphology, spore surface proteins and infectivity of a Endoreticulatus-like microsporidium and Nosema bombycis from silkworm, Bombyx mori, were conducted.
病原物的侵染诱导植物几丁质酶活性升高和产生新的几丁质酶同工酶，这些高活性的几丁质酶或特异性的同工酶提高了植物的抗病性；
The pathogens infection induced the chitinase activity increase and the chitinase isozymes change. The high chitinase activity or specific chitinase isozymes have enhanced disease resistance of plant.
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