多泡体 multivesicular body,细胞内存在高尔基体周围的一种细胞器。
相对于已知的细胞通讯方式,目前一种起源于细胞内吞途径中的多泡体(Multivesicular body,MVB)的膜性小囊泡Exosomes在细胞信息传递中的作用日渐受到重视.
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【Exosome: A Novel Potential Biomarker】Exosome 是由细胞内的多泡体 (multivesicular bodies) 分泌到细胞外的膜状小囊泡 (直径约 20-120nm),携带有核酸与蛋白质等生物分子,扮演著细胞间重要的讯息传递角色。
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随后,双层核膜消失,细胞器将逐渐解体,多泡体开始出现在纤维细胞的细胞质;
Then, double karyotheca disappeared, and the organelles disintegrated. Multivesicular bodies appeared in fiber cytoplasm.
幼叶细胞高尔基体发达,高尔基小泡及核糖体多沿液泡周围分布。
Golgi bodies in young leaf cells are well developed and the golgi vesicles and ribosomes are generally located around the vacuoles.
按膜材料的不同,包膜微泡造影剂可分为白蛋白类、非离子表面活性剂类、脂质体类和多聚体类。
According to different membrane materials, Encapsulated microbubbles ultrasound contrast agent can be divided into several categories such as albumin, liposome, polymer.
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