Upon infection, insulin transcript levels were reduced with a concomitant increase in alpha cell markers such as GCG, SMARCA1, RGS4, KLHL41, RFX6, TM4S4 and acinar cell markers such as PRSS1, PRSS2, SPINK1, CPB1, CPA1, CPA2, OLFM4. Here, GCG is linked to infection.