荚膜 Bacterial capsule
(重定向自Bacterial capsules)
荚膜是某些原核生物细胞壁外一层厚度不定的黏液状物质。荚膜并非原核细胞的必需构造,荚膜菌在自然环境中或在宿主体内时,能保有最强产荚膜之能力;但用普通培养基培养时,经多代繁殖后产荚膜能力会逐渐下降。
单词 | Bacterial capsules |
释义 |
Bacterial capsules
中文百科
荚膜 Bacterial capsule(重定向自Bacterial capsules)
荚膜是某些原核生物细胞壁外一层厚度不定的黏液状物质。荚膜并非原核细胞的必需构造,荚膜菌在自然环境中或在宿主体内时,能保有最强产荚膜之能力;但用普通培养基培养时,经多代繁殖后产荚膜能力会逐渐下降。
英语百科
Bacterial capsule 荚膜(重定向自Bacterial capsules)
![]() The cell capsule is a very large structure of some prokaryotic cells, such as bacterial cells. It is a polysaccharide layer that lies outside the cell envelope of bacteria, and is thus deemed part of the outer envelope of a bacterial cell. It is a well-organized layer, not easily washed off, and it can be the cause of various diseases. |
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