A Sperm Midpiece Defect in a Hereford Bull with Variable Semen Quality and Freezability
نویسندگان
چکیده
منابع مشابه
Sperm Characteristics in Cryopreserved Buffalo Bull Semen and Field Fertility
Semen quality and its relationship to fertility are major concern in animal production. The aim of this study was to assess the relationship between frozen thawed sperm characteristics and fertility following in vivo fertility through Artificial Insemination(AI). Semen samples were collected from four buffalo bulls. Semen volume and sperm concentration appeared to be significantly different (P0...
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This study was conducted to assess the post thaw quality of Kundhi buffalo semen diluted in tris based diluents. After collection the ejaculates were pooled and checked for color, volume, pH, mass activity, progressive linear motility% (PLM), and intactness of cell membrane. The semen qualifying these tests was divided into four aliquots A, B, C and D, diluted with tris based diluents; the last...
متن کاملSperm transcriptome profiling for assessment of boar semen freezability
In this project transcriptome analysis on highthroughput RNA-sequencing (RNA-Seq) data of boar spermatozoa will be utilized to identify novel genetic markers associated with semen freezability. Three boars each with poor and good semen freezability will be subjected to transcriptome studies on sperm RNA-seq data, and in combination with bioinformatics screening, will select candidate genes asso...
متن کاملSperm tail-stump defect in a Holstein bull.
THE sperm tail-stump defect has been reported in Holstein bulls in Canada (Coubrough and Barker 1964) and Denmark (Blom 1976), and also in Charolais (Williams 1987), Ayrshire (Vierula and others 1983, 1987, Arriola and others 1985, Foote and others 1992) and polled Hereford (Peet and Mullins 1991) bulls. This short communication describes a case in a Holstein bull, which was investigated by usi...
متن کاملThe Effect of Diffrent Factors on X- and Y Bearing Sperm in Bull Semen
Background: Newborn gender ratio is one of the most important factors in livestock industry. This ratio has affected on economic condition and controls sex-linked genetically transferred diseases. Offspring sex ratio is affected by such various factors. One of these factors is the Y to X bearing sperm ratio in normal semen that is called primary sex ratio, season and individual differences are ...
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ژورنال
عنوان ژورنال: Acta Veterinaria Scandinavica
سال: 1996
ISSN: 1751-0147
DOI: 10.1186/bf03548103