Micro-RNAs, next-generation molecular markers in male infertility field

The prevalence of male infertility appraised 10-15% in worldwide. Male infertility is frequently coupled to deficient in sperm development and production (1). Of note, in principle of the number of sperm cells in seminal fluid, has been categorised in azoospermia, severe oligozoospermia and mild oligozoospermia.