Agarwal A. and Allamaneni S. S. 2011. Free radicals and male reproduction. Indian Medical Assocation, 109(3): 184-187.
Akhter S., Ansari M. S., Andrabi S. M., Ullah N. and Qayyum M. 2008. Effect of antibiotics in extender on bacterial and spermatozoal quality of cooled buffalo (Bubalusbubalis) bull semen. Reproduction in Domestic Animals, 43: 272–278.
Almond G. and Poolperm P. 1996. Semen contamination and choosing antibiotics. In: Proceedings of North Carolina Healthy Hogs Seminar p: 1–3.
Althouse G. C. and Lu K. G. 2005. Bacteriospermia in extended porcine semen. Theriogenology, 63: 573–584.
Althouse G. C. and Skaife P. 2010. Loomis prevalence and types of contaminant bacteria in extended, chilled equine semen. Animal Reproduction Science, 121: 224–225.
Azawi1 O. I. and Ismaeel A. 2012. Influence of addition of different antibiotics in semen diluent on viable bacterial count and spermatozoal viability of awassi ram semen. Veterinary, 52: 75-77.
Bielanski A. 2007. Disinfection procedures for controlling microorganisms in thesemen and embryos of humans and farm animals.Theriogenology, 68: 1–22.
Bjorndahle L., Sonderlund I. and Kvist U. 2003. Evaluation of the on-step eosin-nigrsinstatining technique for human sperm vitality assessment. Human Reproduction, 18: 813-816.
Brock K. 1998. Quality control for materials of animal origin used in embryo production and transfer. In: Stringfellow DA, Seidel M, editors. Manual of the International EmbryoTransfer Society. USA: IETS, Savoy, Illinois, 9-135.
Douard V., Hermier D., Magistrini M. L., Abbe C. and Blesh E. 2004. Impact of changes incomposition of storage medium on lipid content and quality of turkey spermatozoa. Theriogenology, 61: 1-13.
Fanaee H., Keshtgar S., Bahmanpour S., Kazeroni M., Ghannadi A. R. and Rostami S. 2009. Effects of α-tocopherol and A23187 on normozoosperm motility and vitality. Iranin Journal of reproductive medicine, 7 (Suppl. 2): 53.
Foote R. H. and Bratton R. W.1950. The fertility of bovin semen in extenders containing sulfanilamide, penicillin, streptomycin and polymyxin. Journal of Dairy Science, 33(8): 544-547.
Heise A., Kähn W ., Volkmann D. H., Thompson P. N. and Gerber D. 2010. Influence of seminalplasma on fertility of fresh and frozen-thawed stallion epididymal spermatozoa. Animal Reproduction Science, 118: 48-53.
Ijaz A., Laeeq A. L., Zafariqbal Q., Najibur R. and Iqbal M. 2011. Effect addition antibiotic on liveability index and viable bacterial count of lohi ram semen. Agriculture and Biology, 4: 300-302.
Jesos Luis Y., Mara A., Marco A. and Pilar S. 2010. Bacterial contamination of ram semen antibiotic sensitivities،and effect on sperm quality during storage at 15 ◦C. Animal Reproduction Science, 122 : 142–149.
Keshtgar S., Fanaei H., Bahmanpour S. F., Azad A., Ghannadi D. and Kazeroni M. 2012. In vitro effects of alpha-tocopherol on teratozoospermic semen samples. Andrologia, 44 (Suppl 1): 721-727.
Lee J., Richburg J. H., Younkin S. C. and Boekelheide K. 1997. The Fas system is a key regulator of germ cell apoptosis in the testis. Endocrinology, 138: 2081-2088.
Martnen E. A., Vazquez J. M., Roca J., Lucas X., Gil M. A., Parrilla I., Vazquez J. L. and Day N. 2001. Succesful non-surgical deep intrauterine insemination with small number of spermato- zoa in sows. Reproduction, 122: 289–296.
Mayer G. 2009. Microbiology and Immunology. Chapter 20. University of South Carolina School of Medicine, p:1-20. USA.
Poolperm P. 1999. Shelf life of semen extended with antibiotics. In: Proceedings of North Carolina Healthy Hogs Seminar.p:1–5.
Prins J. M., Weverling G. J., de-Blok K.,van-Ketel R. J. and Speelman P. 1996. Validation and nephrotooxicity of a simplified once-daily aminoglycoside dosing schedule and guidelinesfor monitoring therapy. Antimicrobial Agents Chemother, 40 (11): 2494–2499.
Salamon S. and Maxwell M. C. 2000. Storage of ram semen. Animal Reprodaction Science, 62: 77–111.
Schiewe M. 1998. General hygiene and quality control practices in a embryo production laboratory. In: Stringfellow DA, Seidel M, editors. Manual of the International Embryo Transfer Society. USA: IETS, Savoy, Illinois, 93–103.
Spízek J. and Rezanka T. 2004 Lincomycin, cultivation of producing strains and biosynthesis. Appied Microbiology and Biotechnology, 63 (5): 510–519.
Wolff H., Panhans A., Stolz W. and Meurer M. 1993. Adherence of Escherichia coli to sperm a mannose phenomenon leading to agglutination sperm and E. coli. Fertility, 60: 154–158.
Yaniz J., MartiJ I., Slivestre M. A., Folch J., Santolaria P., Alabart J. L. and Lopez-Gatius F. 2008. Effect of solid storage of sheep spermatozoa at 15 ◦C on their survival and penetrating capacity. Theriogenology, 64: 1844–1851.