Male mice displayed an elevation in the number of FOSB/ΔFOSB-positive cells in brainstem structures previously reported to be involved in CIH-induced hypertension in male rats, i.e., the SolC and the rVLM (Knight et al., 2011; Cunningham et al., 2012; Faulk et al., 2017). Here, FOSB is linked to Hypertension.