title: Studies on fertilization in the Ascidans. I. Self-sterility and specific recognition between gametes of Ciona intestinalis.
mesh_terms: D000818:Animals; D002823:Chorion / Q000502:physiology; D002938:Ciona intestinalis / Q000502:physiology*; D005260:Female; D005306:Fertilization; D008297:Male; D010063:Ovum / Q000502:physiology*; D013094:Spermatozoa / Q000502:physiology; D014561:Urochordata / Q000502:physiology*