Dopamine receptors and the flu virus: type B uses D1 receptors

Hypothesis: Virus families use receptor families. The flu viruses use dopamine receptors.

type A  D2

type B  D1

type C  D5

D2 receptors are expressed on the pancreas

http://www.jbc.org/content/280/44/36824.long

Type A flu viruses appear to infect pancreatic cells

http://jvi.asm.org/content/87/1/597.full

Type B influenza have produced rashes
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4280815/
https://www.researchgate.net/publication/259984175_Rash_associated_with_influenza_B_virus_infection

Dopamine 1 receptors are in the dermal skin layer
https://www.ncbi.nlm.nih.gov/pubmed/23241131

Previous post
http://angelabiggs.blogspot.com/2016/08/5-types-of-dopamine-receptors-and-how.html