AURKC and Infertility: A genome‐wide microsatellite scan was performed on 10 infertile men with a normal somatic karyotype but with spermatozoa that were characterized mainly by large heads, a variable number of flagella, and an increased chromosomal content.30, 31, 32, 33 A common region of homozygosity was identified that harbored the gene that encodes aurora kinase C (AURKC) at 19q13 in all of these men.