Back to matchesWe found a matchYour institution may have rights to this item. Sign in to continue.TitleELECTRON MICROSCOPIC OBSERVATIONS OF GUINEA PIG SPERMATOZOA PENETRATING EGGS IN VITRO.AuthorsNODA, Y. D.; YANAGIMACHI, R.PublicationDevelopment, Growth & Differentiation, 1976, Vol 18, Issue 1, p15ISSN0012-1592Publication typeArticleDOI10.1111/j.1440-169X.1976.00015.x