Member in Iraqi Veterinary Medical syndicate since 1999.
Assistant Lecturer in department of Surgery and Theriogenology, College of Veterinary Medicine, University of Mosul, Mosul-Iraq from 20/8/2002 to 17/2l2009.
Lecturer in department of Surgery and Theriogenology, College of Veterinary Medicine, University of Mosul, Mosul-Iraq from 17/2l2009 to until this day.
Teaching Artificial in insemination to 4th class in Veterinary Medicine College.
Teaching Obstetrics to 5th class in Veterinary Medicine College.
Teaching Clinical Theriogenology to 5th class in clinical hospital in Veterinary Medicine College.
Work in Veterinary Clinic of the Mosul Veterinary College since 1999.
PhD student in SLU university Uppsala – Sweden since 2014- .
B.V.M.S. Bachelor in Veterinary Medicine and Surgery, 1999. University of Mosul, Mosul -Iraq.
M. Sc. In Veterinary Obstetrics 2001. College of Veterinary Medicine, University of Mosul, Mosul-Iraq. Thesis titled “Comparative Study of Using Different Techniques to Diagnose Acrosomal Damage of Frozen – Thawed Bull Sperm (2001)”.
PhD student, SLU University, Uppsala, Sweden “Characterization, quantification and removal of potential pathogens from stallion semen”.
1/Mohammad.B.Taha, Isam.B.Sharum and Z.M.Al-Kass. Clinical study for dystocia in Ewe ( causes and treatment). Iraqi journal of veterinary science, Vo19, no1 (2005) P 55-61.
2/Mohammad.B.Taha, Z.M.Al-Kass and Isam.B.Sharum. The Effect of using two methods for semen collection on serum testosterone concentration in Awassi Rams. The fourth scientific conference of college of veterinary medicine, University of Mosul, 2006, Vo1, (2006) P 69-74.
3/Z.M.Al-Kass.The effect of the Dexamethasone on Sperm characteristic and Testosterone level on Awassi Rams. Journal of Animal and Veterinary Advances, 8(3):598-602, 2009.
4/O. I. Azawi, U. T. Naoman, Z. M. Al-Kass, E. H. Lazim and N. G. Fathi. Misoprostol treatment of dystocia due to incomplete dilatation of the cervix in a cow: a case report. Iraqi journal of veterinary science, Vol. 25, No. 2, 2011 (97-98).
5/Lima-Verde IB, Johannisson A, Ntallaris T, Al- Essawe E, Al-Kass Z, Nongbua T, Dórea F, Lundeheim N, Kupisiewicz K, Edman A, Morrell J. Effect of freezing bull semen in two non-egg yolk extenders on post -thaw sperm quality. Reprod Domest Anim. 2018 Feb;53(1):127-136.
6/Al-Kass, Z.; Spergser, J.; Aurich, C.; Kuhl, J.; Schmidt, K.; Johannisson, A.; Morrell, J.M. Sperm Quality during Storage Is Not Affected by the Presence of Antibiotics in EquiPlus Semen Extender but Is Improved by Single Layer Centrifugation. Antibiotics 2018, 7, 1.
7/Johannisson, A.; Figueiredo, M,I.; Al-Kass, Z.; Morrell, J.M. Simultaneous evaluation of superoxide content and mitochondrial membrane potential in stallion semen samples provides additional information about sperm quality. https://doi.org/10.1016/j.anireprosci.2018.03.030.