Dennis Venema’s arguments about Michael Yarus’s work were already addressed in detail by Meyer and Nelson in a technical paper.
Buggs isn’t the only qualified biologist who has looked at arguments from MHC genes against Adam and Eve and found them lacking.
The design inference pivots on the presence of complex specified information, not on the human disgust response.
Some have claimed that for humans the coalescence to one (or first coalescent) does not happen for well over a million years back in time, calling into question the idea of a single-couple human origin.
This particular shambling zombie takes another punch now with news about identical twins.