Prevalence of Helicobacter pylori vacA, cagA, and iceA Genotypes in Cuban Patients with Upper Gastrointestinal Diseases

Table 3

H. pylori strains recovered from gastric antrum and corpus of seven patients.

Patients	Stomach region	Endoscopic diagnostic	vacA gene subtypes		cagA gene presence^*	iceA gene subtypes
73	A	NUD	s1b	m1	−	iceA2
	C		s1a, s2	m2	+	iceA1, iceA2
71	A	NUD	s2	m2	+	iceA2
	C		s2	m2	−	iceA2
72	A	NUD	s1b	m2	−	iceA2
	C		s2	m2	+	iceA1, iceA2
62	A	NUD	s1a	m1	+	iceA1, iceA2
	C		s1a, s1b	m1	+	iceA1, iceA2
69	A	NUD	s2	m2	−	iceA1
	C		s2	m2	−	iceA1, iceA2
78	A	NUD	s2	m2	+	iceA2
	C		s1a, s2	m2	−	iceA2
81	A	NUD	s1a	m1	+	iceA2
	C		s1a	m1	+	iceA2

A: gastric antrum. C: gastric corpus. NUD: non-peptic ulcer dyspepsia. ^*Negative (−), cagA gene absent; positive (+), cagA gene present.