Barakat, Ibrahim A H <br/><br/>
Effect of various concentrations of caffeine, pentoxifylline, and kallikrein on hyperactivation of frozen bovine semen.  [electronic resource] 

 -  BioMed research international  2015 
 - 948575 p.  digital 
<br/><br/> Publication Type: Journal Article; Research Support, Non-U.S. Gov't 
<br/><br/><label>ISSN: </label>2314-6141 
<br/><br/><label>Standard No.: </label>10.1155/2015/948575  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Animals<br/>Caffeine--pharmacology<br/>Cattle<br/>Cryopreservation<br/>Fertilization<br/>Humans<br/>Kallikreins--pharmacology<br/>Male<br/>Pentoxifylline--pharmacology<br/>Semen Preservation<br/>Sperm Motility--drug effects<br/>Spermatozoa--drug effects