Name: | blood island |
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Synonyms: | blood islands, caudal hematopoietic tissue, posterior blood island, posterior ICM |
Definition: | Nests of developing blood cells arising late in the segmentation period from the intermediate mass, and located in the anterior-ventral tail, just posterior to the yolk extension. |
Ontology: | Anatomy Ontology [ZFA:0000094] |
Name: | lacks all parts of type |
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Synonyms: | lacks all physical parts of type |
Definition: | A quality of physical entities inhering in a bearer by virtue of the bearer's lacking a physical part as specified by the additional entity. |
Ontology: | Phenotypic Quality Ontology [PATO:0002000] |
Name: | leukocyte |
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Synonyms: | immune cell, leucocyte, white blood cell |
Definition: | An achromatic cell of the myeloid or lymphoid lineages, found in blood or other tissue. |
Ontology: | Anatomy Ontology [ZFA:0009309] |