Somestudies reported that HLA-DRB1*03:01/09:01was significantly more frequent in female T1Dpatient, whereas HLA-DRB1*03:01/04:01 hadmore frequency in male T1D patients (21, 22).Another study showed that DQ6.2 (DQA1* 01:02-DQB1*06:02) was more negatively associatedwith T1D in females than males (23). Here, HLA-DRB1 is linked to type 1 diabetes mellitus.