FACS revealed that Ghrh−/− monocytes 24 h post-infection were lower than in WT, while monocytes observed at 48 h post-infection in KO mice increased compared to 24 h (unpaired t-test; KO 48 vs. 24 h: p < 0.01) to reach a similar level as in WT. Here, GHRH is linked to infection.