COMPARATIVE ANALYSIS OF ATP6 MITOCHONDRIAL GENE DIVERSITY IN ARABIAN AND NON-ARABIAN HORSE BREEDS - M. M. M. Ahmed; A. Sheikh1; M. H. Z. Mutwakil; K. S.Saini; F. A.S. Alsulaimany; A. A EL Hanafy; J. S. M. Sabir (Journal of Animal and Plant Sciences, 2016)