| Name: | sperm | 
|---|---|
| Synonyms: | sperm cell, spermatozoid, spermatozoon | 
| Definition: | A mature male germ cell that develops from a spermatid. | 
| Ontology: | Anatomy Ontology [ZFA:0009006] | 
| Name: | phosphatidylcholine 38:6 | 
|---|---|
| Synonyms: | GPCho(38:6), PC 38:6, PC(38:6), phosphatidylcholine(38:6) | 
| Definition: | A 1,2-diacyl-sn-glycero-3-phosphocholine in which the acyl groups at C-1 and C-2 contain 38 carbons in total with 6 double bonds. | 
| Ontology: | ChEBI [CHEBI:64519] ( EBI ) |