Abstract
We present a mechanical model for the elongation of the acrosomal process in Thyone sperm based upon osmotically driven hydrostatic forces.
References
Dan, J. C., Hagiwara, Y.: Studies on the acrosome IX. Course of acrosome reaction in the starfish. J. Ultrastruct. Res. 18, 562–579 (1967)
Dan, J. C., Ohori, Y., Kushida, H.: Studies on the acrosome VII. Formation of the acrosomal process in sea urchin spermatoza. J. Ultrastruct. Res. 11, 508–524 (1964)
Dipasquale, A.: Locomotion of epithelial cells. Factors involved in extension of the leading edge. Expt. Cell Res. 95, 425–439 (1975)
Goldman, R. D., Schloss, J. A., Starger, J. M.: Cell motility, vol. 1, pp. 217–245. (Goldman, R., Pollard, T., Rosenbaum, J., eds.) New York: Cold Spring Harbor 1976
Harris, A.: Cell surface movements related to cell locomotion. In: Locomotion of tissue cells, Ciba Foundation Symp., vol. 14, pp. 3–20. Amsterdam: Elsevier 1973
Hill, T. L.: Microfilament or microtubule assembly or disassembly against a force. Proc. Natl. Acad. Sci. USA 78, 5613–5617 (1981)
Hill, T. L., Kirschner, M. W.: Subunit treadmilling of microtubules or actin in the presence of cellular barriers: Possible conversion of chemical free energy into mechanical work. Proc. Natl. Acad. Sci. USA 79, 490–494 (1982)
Inoué, S., Tilney, L. G.: The acrosomal reaction of Thyone sperm: I. Changes in the sperm head visualized by high resolution video microscopy. J. Cell Biol. 93, 812–819 (1982)
Katchalsky, A., Curran, P. F.: Nonequilibrium thermodynamics in biophysics. Cambridge: Harvard University Press 1965
Oster, G. F., Perelson, A. S., Tilney, L. G.: A mechanical model for acrosome extension (in preparation).
Sardet, C., Tilney, L. G.: Origin of the membrane for the acrosomal process: Is actin complexed with membrane precursors? Cell Biol. International Rep. 1, 193–200 (1977)
Tilney, L. G.: The role of actin in nonmuscle cell motility. In: Molecules and cell movement (Inoué, S., Stephens, R. E., eds.) pp. 339–386. New York: Raven Press 1975
Tilney, L. G., Inoué, S.: The acrosomal reaction of Thyone sperm. II. The kinetics and possible mechanism of acrosomal process elongation. J. Cell Biol. 93, 820–827 (1982)
Tilney, L. G., Kallenbach, N.: Polymerization of actin. VI. The polarity of actin filaments in the acrosomal process and how it might be determined. J. Cell Biol. 81, 608–623 (1979)
Author information
Authors and Affiliations
Rights and permissions
About this article
Cite this article
Oster, G.F., Perelson, A.S. & Tilney, L.G. A mechanical model for elongation of the acrosomal process in Thyone sperm. J. Math. Biol. 15, 259–265 (1982). https://doi.org/10.1007/BF00275078
Received:
Issue Date:
DOI: https://doi.org/10.1007/BF00275078