| Name: | neutrophil |
|---|---|
| Synonyms: | neutrocyte, neutrophil leucocyte, neutrophil leukocyte, neutrophilic leucocyte, neutrophilic leukocyte, PMN, polymorphonuclear leucocyte, polymorphonuclear leukocyte, polymorphonuclear neutrophil, polynuclear neutrophilic leucocyte, polynuclear neutrophilic leukocyte |
| Definition: | Any of the immature or mature forms of a granular leukocyte that in its mature form has a nucleus with three to five lobes connected by slender threads of chromatin, and cytoplasm containing fine inconspicuous granules and stainable by neutral dyes. |
| Ontology: | Anatomy Ontology [ZFA:0009327] |
| Name: | secretory granule |
|---|---|
| Synonyms: | secretory vesicle |
| Definition: | A small subcellular vesicle, surrounded by a membrane, that is formed from the Golgi apparatus and contains a highly concentrated protein destined for secretion. Secretory granules move towards the periphery of the cell and upon stimulation, their membranes fuse with the cell membrane, and their protein load is exteriorized. Processing of the contained protein may take place in secretory granules. |
| Ontology: | GO: Cellular Component [GO:0030141] QuickGO AmiGO |