PTGS2 and Decreased total neutrophil count: While we didn’t detect a difference in the immunoreactivity of STAT3 at the level of the OVLT between immunocompetent and neutropenic mice, we did find indications that hypothalamic synthesis of PGE2 may be enhanced by neutropenia at 24 h p.i. using the precursors COX2 and mPGES.