CX3CR1 and obesity due to melanocortin 4 receptor deficiency: A recent publication examining the role of CX3CR1 and Gr1low monocytes (equivalent to our Ly6C− monocyte population) in diet‐induced obesity, by using female mice deficient for CX3CR1 in blood or hematopoietic compartments, reported a negative association between Gr1low monocytes and HOMA‐IR (Béliard et al.