Research Article
Alterations of Domains in the Plasmatic Membrane Due to Damages of the Perinuclear Theca of Pig Preserved Spermatozoa
Maria Guadalupe Orozco Benitez,
Clemente Lemus Flores,
Juan Antonio Hernandez Ballesteros,
Raul Navarrete Mendez and Maria de Lourdes Juarez-Mosqueda