| Term: | hypoblast bleb |
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| Note: | This page represents a term created by the combination ("post-composition") of two ontology terms. For more information on the individual terms, click the hyperlinked name. |
| Name: | hypoblast |
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| Synonyms: | mesendoderm |
| Definition: | The inner of the two layers of the blastoderm that forms during gastrulation and give rise to the definitive mesoderm and endoderm. |
| Ontology: | Anatomy Ontology [ZFA:0000117] |
| Name: | bleb |
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| Synonyms: | plasma membrane bleb |
| Definition: | A cell extension caused by localized decoupling of the cytoskeleton from the plasma membrane and characterized by rapid formation, rounded shape, and scarcity of organelles within the protrusion. Blebs are formed during apoptosis and other cellular processes, including cell locomotion, cell division, and as a result of physical or chemical stresses. |
| Ontology: | GO: Cellular Component [GO:0032059] QuickGO AmiGO |