FSCN3 and male infertility: Among them, miRNAs (has-miR-3127-5p and has-miR-3184-5p), lncRNAs (AL356488.2 and AL645608.3) and TFs (NANOG and HEY1) as the key regulatory factors of PRM2, FSCN3 and TEKT2, were predicted significantly associated with male infertility.