Table 5.

Prevalence of base pair alterations in p53 mutations in patients with esophageal squamous cell carcinoma

Base pair alteration	Incidence (n = 37)
Transition mutation	43.2%
A:T→G:C	8
T:A→C:G	2
C:G→T:A	2
G:C→A:T	4
Transversion mutation	56.7%
G:C→T:A	6
C:G→G:C	5
C:G→A:T	4
A:T→T:A	3
A:T→C:G	2
T:A→A:T	1