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  1. B-mode and Doppler ultrasonographic examination assists male small ruminant fertilizing ability evaluation

    Article • Journal of the Hellenic Veterinary Medical Society, May 2026, National Documentation Centre

    Professor Ioannis A Tsakmakidis

  2. Kid Health Problems in Swedish Goat Herds: A Cross-Sectional Survey of Herd-Level Risk Factors and Preventive Practices

    Article • Animals, March 2026, MDPI AG

    Professor Ioannis A Tsakmakidis

  3. The effects of a glyphosate-based herbicide on the bovine gametes during an in vitro embryo production model

    Article • Environmental Pollution, June 2024, Elsevier

    Professor Ioannis A Tsakmakidis

  4. Investigating Visual Monitoring of the Scrotum as a Supplementary Tool for Boar Semen Quality Evaluation

    Article • Veterinary Sciences, December 2022, MDPI AG

    Professor Ioannis A Tsakmakidis

  5. The Role of Housing Conditions on the Success of Artificial Insemination in Intensively Reared Dairy Ewes in Greece

    Article • Animals, October 2022, MDPI AG

    Professor Ioannis A Tsakmakidis

  6. The Role of Ewes’ Udder Health on Echotexture and Blood Flow Changes during the Dry and Lactation Periods

    Article • Animals, August 2022, MDPI AG

    Professor Ioannis A Tsakmakidis

  7. Comparative Effects of Deoxynivalenol, Zearalenone and Its Modified Forms De-Epoxy-Deoxynivalenol and Hydrolyzed Zearalenone on Boar Semen In Vitro

    Article • Toxins, July 2022, MDPI AG

    Professor Ioannis A Tsakmakidis

  8. The Use of Animal’s Body, Scrotal Temperature and Motion Monitoring in Evaluating Boar Semen Production Capacity

    Article • Animals, March 2022, MDPI AG

    Professor Ioannis A Tsakmakidis

  9. Varicocele in an Adult Ram: Histopathological Examination and Sperm Quality Evaluation

    Article • Veterinary Sciences, February 2022, MDPI AG

    Professor Ioannis A Tsakmakidis

  10. Efficiency of three boar sperm enrichment techniques

    Article • Reproduction in Domestic Animals, July 2021, Wiley

    Professor Ioannis A Tsakmakidis

  11. Effect of Boar Sperm Proteins and Quality Changes on Field Fertility

    Article • Animals, June 2021, MDPI AG

    Professor Ioannis A Tsakmakidis

  12. Toxic and Microbiological Effects of Iron Oxide and Silver Nanoparticles as Additives on Extended Ram Semen

    Article • Animals, April 2021, MDPI AG

    Professor Ioannis A Tsakmakidis

  13. Effect of Toxoplasma gondii on Ram Sperm Quality after Experimental Infection

    Article • Pathogens, November 2020, MDPI AG

    Professor Ioannis A Tsakmakidis

  14. Iron Oxide Nanoparticles as an Alternative to Antibiotics Additive on Extended Boar Semen

    Article • Nanomaterials, August 2020, MDPI AG

    Professor Ioannis A Tsakmakidis

  15. Individual and Combined In Vitro Effects of Deoxynivalenol and Zearalenone on Boar Semen

    Article • Toxins, August 2020, MDPI AG

    Professor Ioannis A Tsakmakidis

  16. Effect of astaxanthin in extenders on sperm quality and functional variables of frozen-thawed boar semen

    Article • Animal Reproduction Science, July 2020, Elsevier

    Professor Ioannis A Tsakmakidis

  17. Effect of seasonal infertility period on boar sperm proteins and quality characteristics

    Article • Journal of the Hellenic Veterinary Medical Society, January 2020, National Documentation Centre

    Professor Ioannis A Tsakmakidis

  18. The Phenotype Variability, of the Racka Sheep in the Republic of Serbia

    Article • Journal of the Hellenic Veterinary Medical Society, January 2020, National Documentation Centre

    Professor Ioannis A Tsakmakidis

  19. Method agreement between three different chambers for comparative boar semen computer‐assisted sperm analysis

    Article • Reproduction in Domestic Animals, October 2019, Wiley

    Professor Ioannis A Tsakmakidis

  20. Impact of old age and season on Chios ram semen quality

    Article • Small Ruminant Research, September 2019, Elsevier

    Professor Ioannis A Tsakmakidis

  21. The effect of subchronic oral exposure to zearalenone on hematologic and biochemical analytes, and the blood redox status of adult rabbit bucks

    Article • Veterinary Clinical Pathology, May 2019, Wiley

    Professor Ioannis A Tsakmakidis

  22. Effect of PRID administration post-insemination on the establishment of pregnancy of dairy cows under commercial farm conditions

    Article • Journal of the Hellenic Veterinary Medical Society, February 2019, National Documentation Centre

    Professor Ioannis A Tsakmakidis

  23. The effect of porcine circovirus type 2 (PCV2) vaccination of male piglets on sperm quality at the age of puberty

    Article • Acta Veterinaria Brno, January 2019, University of Veterinary and Pharmaceutical Sciences

    Professor Ioannis A Tsakmakidis

  24. Effects of testicular hemodynamic and echogenicity changes on ram semen characteristics

    Article • Reproduction in Domestic Animals, September 2018, Wiley

    Professor Ioannis A Tsakmakidis

  25. Current status and advances in ram semen cryopreservation

    Article • Journal of the Hellenic Veterinary Medical Society, July 2018, National Documentation Centre

    Professor Ioannis A Tsakmakidis

  26. Effect of subchronic oral exposure to zearalenone on the reproductive system of rabbit bucks

    Article • American Journal of Veterinary Research, June 2018, American Veterinary Medical Association (AVMA)

    Professor Ioannis A Tsakmakidis

  27. Effect of astaxanthin on the quality of boar sperm stored at 17°C, incubated at 37°C or under in vitro conditions

    Article • Reproduction in Domestic Animals, January 2018, Wiley

    Professor Ioannis A Tsakmakidis

  28. Porcine ICSI

    Article • Polish Journal of Veterinary Sciences, September 2017, De Gruyter

    Professor Ioannis A Tsakmakidis

  29. The effect of antioxidant agents’ addition and freezing method on quality parameters of frozen thawed ram semen

    Article • Cell and Tissue Banking, May 2017, Springer Science + Business Media

    Professor Ioannis A Tsakmakidis

  30. A randomized controlled study on the efficacy of a novel combination vaccine against enzootic pneumonia (Mycoplasma hyopneumoniae) and porcine Circovirus type 2 (PCV2) in the presence of strong maternally derived PCV2 immunity in pigs

    Article • BMC Veterinary Research, April 2017, Springer Science + Business Media

    Dr Panagiotis Tassis, Professor Ioannis A Tsakmakidis

  31. Breed differences of bull frozen-thawed semen

    Article • Reproduction in Domestic Animals, September 2016, Wiley

    Professor Ioannis A Tsakmakidis

  32. Protective effect of crocetin on bovine spermatozoa against oxidative stress during in vitro fertilization

    Article • Andrology, August 2016, Wiley

    Professor Ioannis A Tsakmakidis

  33. A comparative study of boar semen extenders with different proposed preservation times and their effect on semen quality and fertility

    Article • Acta Veterinaria Brno, January 2016, University of Veterinary and Pharmaceutical Sciences

    Dr Panagiotis Tassis, Professor Ioannis A Tsakmakidis

  34. Field efficacy study of a novel ready-to-use vaccine against mycoplasma hyopneumoniae and porcine circovirus type 2 in a Greek farm

    Article • Porcine Health Management, November 2015, Springer Science + Business Media

    Dr Panagiotis Tassis, Professor Ioannis A Tsakmakidis

  35. Antioxidant effect of crocin on bovine sperm quality and in vitro fertilization

    Article • Theriogenology, November 2015, Elsevier

    Professor Ioannis A Tsakmakidis

  36. Associations of pre-lambing body condition score and serum β-hydroxybutyric acid and non-esterified fatty acids concentrations with periparturient health of Chios dairy ewes

    Article • Small Ruminant Research, July 2014, Elsevier

    Professor Ioannis A Tsakmakidis

  37. Age-related changes in quality and fertility of porcine semen

    Article • Biological Research, January 2012, SciELO Comision Nacional de Investigacion Cientifica Y Tecnologica (CONICYT)

    Professor Ioannis A Tsakmakidis

  38. Selectivity of porcine zona pellucida to bind spermatozoa with normal chromatin structure

    Article • Andrologia, June 2011, Wiley

    Professor Ioannis A Tsakmakidis

  39. Ram semen evaluation: Development and efficiency of modern techniques

    Article • Small Ruminant Research, August 2010, Elsevier

    Professor Ioannis A Tsakmakidis

  40. Relationship between sperm quality traits and field-fertility of porcine semen

    Article • Journal of Veterinary Science, January 2010, The Korean Society of Veterinary Science (KAMJE)

    Professor Ioannis A Tsakmakidis

  41. Effect of Ram Age on Structural and Functional Competence of Frozen-Thawed Spermatozoa in Dairy Sheep

    Article • Reproduction in Domestic Animals, November 2008, Wiley

    Professor Ioannis A Tsakmakidis

  42. Evaluation of zearalenone andα‐zearalenol toxicity on boar sperm DNA integrity

    Article • Journal of Applied Toxicology, July 2008, Wiley

    Professor Ioannis A Tsakmakidis

  43. Effect of Porcine and Ovine FSH on Nuclear Maturation of Pig Oocytes In Vitro

    Article • Reproduction in Domestic Animals, April 2008, Wiley

    Professor Ioannis A Tsakmakidis

  44. Study on the in vitro effect of zearalenone andα-zearalenol on boar sperm–zona pellucida interaction by hemizona assay application

    Article • Journal of Applied Toxicology, January 2007, Wiley

    Professor Ioannis A Tsakmakidis

  45. In vitro Effect of Zearalenone and ?-Zearalenol on Boar Sperm Characteristics and Acrosome Reaction

    Article • Reproduction in Domestic Animals, October 2006, Wiley

    Professor Ioannis A Tsakmakidis