CCR7 and type 1 diabetes mellitus: Regarding correlations with TNFα, for T1D-group-A positive correlations with CD8+CD196-CD183-CD194+ T cells and CD194+ and CD196+ monocytes were found, while in T1D-group-B CD8+CD197-CD45RA- EM T cells and CD14++CD16- monocytes correlated positively to TNFα.