Distribution of Sialic Acid in Human Sperm Membranes

  • H. Levinsky
  • , R. Singer
  • , Z. Malik
  • , M. Sagiv
  • , A. M. Cohen
  • , C. Servadio
  • , D. Allalouf

Research output: Contribution to journalArticlepeer-review

9 Scopus citations

Abstract

Sialic acid was estimated both chemically in populations of heads and tails of spermatozoa from normospermic human seminal fluid and by transmission electron microscopy, using a specific labeling technique. The results of both procedures show that sialic acid is located exclusively in the head plasma membrane and in the acrosomal membranes. It is suggested that localization of sialic acid close to that reported for neuraminidase in sperm might be of importance in the fertilization process.

Original languageEnglish
Pages (from-to)209-212
Number of pages4
JournalArchives of Andrology
Volume10
Issue number3
DOIs
StatePublished - Jun 1983
Externally publishedYes

Keywords

  • Sialic acid-localization in sperm
  • Spermatozoa-human
  • Spermatozoa-ultrastructure

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