Mutations of p53 gene exons 4-8 in human esophageal cancer

Table 1 Characteristics of patients with squamous cell esophageal cancer.

Patient No.	Age(yr)	Sex	Location of tumor	Therapy of preoperation	Time of operation	Sample
						Tumor	Adjacent tissue
1	65	M	Upper		1997	+	-
2	48	M	Upper	Radiotherapy	1997	+	+
3	39	M	Lower		1998	+	-
4	61	F	Lower		1998	+	+
5	40	M	Lower		1998	+	+
6	70	F	Mid	Radiotherapy	1998	-	+
7	54	M	Mid		1998	-	+
8	70	F	Lower		1999	+	+
9	50	M	Mid		1999	+	+
10	66	M	Upper		1999	+	+
11	43	M	Mid		1999	+	+
12	60	M	Upper	Radiotherapy	1999	+	+
13	62	M	Upper		1999	+	+
14	60	F	Upper		1999	+	+
15	51	M	Upper		1999	+	+
16	67	M	Upper		1999	+	+
17	53	F	Mid		1999	+	+
18	49	M	Upper		1999	+	-
19	57	F	Lower		1999	+	-
20	61	M	Lower	Chemotherapy	1999	+	+
21	63	M	Lower		1999	+	-
22	65	F	Mid	Radiotherapy	1999	+	-
23	60	M	Mid		1999	+	+
24	54	M	-		1999	+	-

Upper: upper thoracic esophageal cancer, Mid: mid-thoracic esophageal cancer, Lower: lower thoracic esophageal cancer.