Literature DB >> 3950567

Ca++ localization in boar spermatozoa by the pyroantimonate technique and X-ray microanalysis.

G Berruti, E Franchi, M Camatini.   

Abstract

Intracellular, loosely bound Ca++ has been localized electron microscopically in freshly ejaculated boar spermatozoa by in situ precipitation with potassium antimonate. Ca++ was identified as the cation precipitated by testing the EGTA-sensitivity of the precipitates and by X-ray microprobe analysis. The data obtained revealed that the outer acrosomal membrane is the preferential site for Ca++ precipitation in the sperm head.

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Year:  1986        PMID: 3950567     DOI: 10.1002/jez.1402370211

Source DB:  PubMed          Journal:  J Exp Zool        ISSN: 0022-104X


  2 in total

1.  Isolation of a calcium-binding protein of the acrosomal membrane of bovine spermatozoa.

Authors:  Subir K Nagdas; Teresa Buchanan; Shaina McCaskill; Jared Mackey; George E Alvarez; Samir Raychoudhury
Journal:  Int J Biochem Cell Biol       Date:  2013-01-29       Impact factor: 5.085

2.  Cortical alveoli of Paramecium: a vast submembranous calcium storage compartment.

Authors:  N Stelly; J P Mauger; M Claret; A Adoutte
Journal:  J Cell Biol       Date:  1991-04       Impact factor: 10.539

  2 in total

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