这个词是什么意思？
A genus of gram-negative, rod-shaped bacteria that derives energy from the oxidation of one or more reduced sulfur compounds. Many former species have been reclassified to other classes of PROTEOBACTERIA.
中文名称索引；定义为 MeSH 英文原文，尚未逐条译审。MESH:D013855 · MeSH 2026。
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