Bos taurus sequence reads. Bos taurus

Cattleyak exhibits equivalent adaptability to harsh environment as yak and much higher performances than yak. However, F1 male infertility of cattleyak due to spermatogenic arrest greatly restricts their effective utilization in yak breeding. we examined miRNA differences between the testis of cattleyak and yak with the aims to bring insight into mechanisms for male infertility of cattleyak.