Association between p47phox pseudogenes and inflammatory bowel disease

We read with great interest the recent article by Heyworth et al,[1][1] which describes the ratio between the p47phox pseudogenes (ψ NCF1 ) and the p47phox gene ( NCF1 ). Gene duplication has prevented elucidation of the genomic sequence at 7q11.23, although the ψ NCF1/NCF1 ratio had been assumed[