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Table 2 Cross reaction between cyp2c19 allelic variations and profile of mutations in CAM R isolates

From: Assessment of Helicobacter pylori positive infected patients according to Clarithromycin resistant 23S rRNA, rpl22 associated mutations and cyp2c19*1, *2, *3 genes pattern in the Early stage of Gastritis

Target gene

Mutation

PPIs metabolization Phenotype

Metabolization pattern

Total number of CAM-resistant strains

23SrRNA

A2143C transition

PM

*2/*2

1/16

rpl22

TTCCATGTA insertion

PM

*2/*2

10/16

rpl22

TTCCATGTA insertion

Het-EM

w2/*2

6/16

rpl22

GTG deletion

PM

*2/*2

2/16