| Ovarian Follicular Fluid Constituents in Relation to Stage of Estrus Cycle and Size of the Follicle in Buffalo DR Abd Ellah, M. R1, Hussein H. A., Derar Veterinary World Vol..3(6): 3 (6), 263-267, 2010 | 73* | 2010 |
| Forms of Reproductive Disorders in Cattle and Buffaloes in Middle Egypt SSH Ali A, Abdel-Razek AK, Derar R, Abdel-Rheem HA Reproduction in Domestic Animals 44, 580-586, 2009 | 63 | 2009 |
| Clinical, hematological, and biochemical findings of uterine torsion in buffaloes (Bubalus bubalis) AKAR A. Ali, R. Derar, H.A. Hussein, M.R. Abd Ellah Animal Reproduction Science 126, 168– 172, 2011 | 54 | 2011 |
| Seasonal variation of the ovarian follicular dynamics and luteal functions of sheep in the subtropics HH Ali A, Derar R Theriogenology 66, 463-469, 2006 | 52 | 2006 |
| Factors affecting reproductive performance in dromedary camel herds in Saudi Arabia A Ali, D Derar, A Alsharari, A Alsharari, R Khalil, TI Almundarij, Y Alboti, ... Tropical animal health and production 50 (5), 1155-1160, 2018 | 37 | 2018 |
| The effect of parity on the efficacy of an ovulation synchronization (Ovsynch) protocol in buffalo (Bubalus bubalis). MG Derar R, Hussein HA, Fahmy S, El-Sherry TM Anim Reprod. 9:52-60 9, 52-60, 2012 | 31* | 2012 |
| The postpartum period in dromedary camels: Uterine involution, ovarian activity, hormonal changes, and response to GnRH treatment R Derar, A Ali, FA Al-Sobayil Animal reproduction science 151 (3-4), 186-193, 2014 | 29 | 2014 |
| Reference values for the genitalia of male dromedary before and after puberty using caliper and ultrasonography in subtropics. AA Derar Refaat Derar, Hasan Ali Hussein Theriogenology 77, 459–465, 0 | 28* | |
| A retrospective study on clinical findings of 7300 cases (2007–2014) of barren female dromedaries A Ali, R Derar, F Al-Sobayil, A Al-Hawas, K Hassanein Theriogenology 84 (3), 452-456, 2015 | 26 | 2015 |
| Dystocia in dromedary camels: prevalence, forms, risks and hematobiochemical changes A Ali, D Derar, M Tharwat, MM Zeitoun, FA Alsobyil Animal reproduction science 170, 149-156, 2016 | 25 | 2016 |
| Impotentia generandi in male dromedary camels: clinical findings, semen characteristics, and testicular histopathology A Ali, R Derar, F Al-Sobayil, S Mehana, A Al-Hawas Theriogenology 82 (6), 890-896, 2014 | 24 | 2014 |
| Changes in blood flow in ovine follicles and serum concentration of estradiol 17 beta (E2) and nitric oxide (NO) around the time of ovulation in Ossimi ewes TM El-Sherry, R Derar, R Bakry Animal reproduction science 138 (3-4), 188-193, 2013 | 24 | 2013 |
| Influence of stimulation by electroejaculation on myocardial function, acid–base and electrolyte status, and hematobiochemical profiles in male dromedary camels M Tharwat, A Ali, F Al-Sobayil, R Derar, A Al-Hawas Theriogenology 82 (6), 800-806, 2014 | 23 | 2014 |
| Effect of dietary energy and phosphorus on nutrients digestibility, blood constituents, and ovarian structures in ewes. GMMDR Derar. Veterinary World 2 (12), 456-461, 2009 | 21 | 2009 |
| Ovarian Follicular Dynamics during the Estrous Cycle in Jennies in Upper Egypt. RIDHA Hussein Veterinary Medicine International, 2011 | 20 | 2011 |
| Immunohistochemical Localization of Oestrogen Receptors alpha and beta, Progesterone Receptor and Aromatase in the Equine Placenta SG Abd-Elnaeim MM, Derar IR, Wilsher S, Allen WR Reproduction in Domestic Animals 44, 312-319, 2009 | 20 | 2009 |
| Endocrinological changes before and after removal of the granulosa theca cell tumor (GTCT) affected ovary in 6 mares MY Hoque S, Senba H, Tsunoda N, Derar RI, Watanabe G Journal of Veterinary Medical science 65 (8), 887-91, 2003 | 20 | 2003 |
| Effect of exogenous estradiol Benzoate on uterine blood flow in postpartum dairy cows M Rawy, S Mido, HE Ali, D Derar, G Megahed, G Kitahara, T Osawa Animal reproduction science 192, 136-145, 2018 | 19 | 2018 |
| Serum biochemical and hematological reference values for lactating buffaloes MR Abd Ellah, MI Hamed, D RI Comparative Clinical Pathology 23, 1179-1188, 2014 | 19 | 2014 |
| Serum biochemical and haematological reference values for midterm pregnant buffaloes MR Abd Ellah, MI Hamed, RI Derar Journal of applied animal research 41 (3), 309-317, 2013 | 19 | 2013 |
Ahmed AliProfessor of Theriogenology, Assiut University, Qassim University, Veterinary MedicineAdresse e-mail validée de qu.edu.sa