| Name: | spleen |
|---|---|
| Synonyms: | |
| Definition: | Organ that filters the blood removing defective blood cells. The spleen is a dark red organ, located in the peritoneal cavity, adjacent to one of the liver lobes. The spleen consists of red pulp composed of erythrocytes and thrombocytes and white pulp, composed of macrophages, reticular cells and reticulin fibers. |
| Ontology: | Anatomy Ontology [ZFA:0000436] |
| Name: | B cell |
|---|---|
| Synonyms: | B lymphocyte, B-cell, B-lymphocyte |
| Definition: | A type of lymphocyte whose defining characteristic is the expression of an immunoglobulin complex. |
| Ontology: | Anatomy Ontology [ZFA:0009142] |
| Name: | decreased amount |
|---|---|
| Synonyms: | decreased, decreased number, present in fewer numbers in organism, reduced, subnumerary |
| Definition: | An amount which is relatively low. |
| Ontology: | Phenotypic Quality Ontology [PATO:0001997] |