Hirose, E Microfilament Contraction Promotes Rounding of Tunic Slices: An Integumentary Defense System in the Colonial Ascidian Aplidium yamazii. [electronic resource] - The Biological bulletin Aug 1995 - 29-35 p. digital Publication Type: Journal Article ISSN: 1939-8697 Standard No.: 10.2307/1542198 doi