Epidermal growth factor receptor (EGFR) mutations and expression in squamous cell carcinoma of the esophagus in central Asia

Table 4 Known activating EGFR mutations found in 152 patients (according to COSMIC database) ^a

Origin of the patient	Tehran	India	India	India
Mutation type	Missense	Missense	Missense	Microdeletion
Exon No.	19	18	19	19
Nucleotide change	c.2188C>T	c.2156G>A	c.2203C>T	c.2235del15
Amino acid change	p.L730F	p.G719D	p.P753L	p.Q746_A750

ISSN: 1471-2407