Ultrastructural interaction between spermatozoon and human oviductal cells in vitro

Vigil P, Salgado AM, Cortés ME

Published April 2012 Journal of Electron Microscopy, 61(2), 123-126
DOI 10.1093/jmicro/dfs002 PMID 22355149

Abstract

The oviduct is an important organ for successful mammalian reproduction. In this work, human oviducts were inseminated and their explants analyzed using scanning electron microscopy in order to study, at a finer ultrastructual level, the interaction between spermatozoon and oviduct in vitro. Results show unequivocally a spermatozoon tightly attached through the acrosomal region of its head to several cilia of the human tubal epithelial cells. This finding proves that spermatozoa do indeed adhere to the endosalpinx, a fact of utmost relevance for the physiology of the reproductive process, since it supports the idea of a spermatozoa reservoir being formed in the oviduct, which is also briefly discussed.

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Pilar Vigil, Ana María Salgado, Manuel E Cortés
P Vigil, A Salgado, M Cortés
PMID 22355149 22355149 DOI 10.1093/jmicro/dfs002 10.1093/jmicro/dfs002 Vigil et al. 2012, Vigil 2012