title: The origin and fate of secretion in the follicle cells of tunicates.
mesh_terms: D000818:Animals; D002467:Cell Nucleus; D002816:Chordata, Nonvertebrate / Q000033:anatomy & histology* / Q000254:growth & development; D003593:Cytoplasm; D004721:Endoplasmic Reticulum; D005260:Female; D006056:Golgi Apparatus; D006651:Histocytochemistry; D066298:In Vitro Techniques; D008853:Microscopy; D010063:Ovum / Q000166:cytology*; D012270:Ribosomes; D014817:Vitelline Membrane