这个词是什么意思？
Those components of an organism that determine its capacity to cause disease but are not required for its viability per se. Two classes have been characterized: TOXINS, BIOLOGICAL and surface adhesion molecules that effect the ability of the microorganism to invade and colonize a host. (From Davis et al., Microbiology, 4th ed. p486)
中文名称索引；定义为 MeSH 英文原文，尚未逐条译审。MESH:D037521 · MeSH 2026。
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