n.（原虫）内核体，核内体，核仁

The endosome is responsible for internalizing and processing extracellular materials within the cell.
细胞内囊泡负责摄入并处理细胞外物质。
After fusion with the plasma membrane, the endosome undergoes maturation and eventually fuses with lysosomes for degradation.
吞噬体与质膜融合后会成熟，最终与溶酶体融合进行降解。
Primary endosomes are vesicles that initially form around ingested material in the cell.
初级囊泡是围绕细胞摄取物形成的囊泡。
Endosomal sorting ensures that proteins and lipids are directed to the appropriate cellular compartments.
囊泡分选机制确保蛋白质和脂质被送到正确的细胞区域。
Endocytosis involves the formation of an endosome to engulf substances from the extracellular environment.
吞饮作用中会产生囊泡来包围并摄入细胞外的物质。
Lysosomal enzymes are sometimes transported into endosomes for protection from the acidic environment of the cytoplasm.
溶酶体酶有时会被运输到囊泡中以防止其在细胞质酸性环境中被破坏。
The process of endosomal trafficking is tightly regulated by various signaling pathways in cells.
囊泡运输过程在细胞内的信号传导途径中受到严格调控。
In some cases, endosomes can also transport vesicles between different parts of the cell.
在某些情况下，囊泡还能在细胞的不同部位间运输囊泡。
Dysfunctional endosome trafficking has been implicated in the development of neurodegenerative diseases.
囊泡运输功能障碍与神经退行性疾病的发生有关联。
Researchers are studying the role of endosomes in immune cell activation and antigen presentation.
研究人员正在研究囊泡在免疫细胞激活和抗原呈递中的作用。