Table 1. Patient characteristics.

Case	Fresh Tissue	Primary Cell	Sex	Age (yr)	Anatomic location	Ethnicity	Normal skin	Hypertrophic scar
1	Yes	No	F	22	Upper arm	China	Yes	Yes
2	Yes	No	M	32	Anterior portion of the chest	China	Yes	Yes
3	Yes	No	M	33	Upper front of the shoulder	China	Yes	Yes
4	Yes	No	F	24	Face	China	Yes	No
5	Yes	No	F	25	Anterior portion of the chest	China	Yes	No
6	Yes	No	M	33	Upper arm	China	No	Yes
7	No	Yes	M	20	Upper arm	China	Yes	Yes
8	No	Yes	F	38	Upper front of the shoulder	China	Yes	Yes
9	No	Yes	F	30	Upper front of the shoulder	China	Yes	No
10	No	Yes	F	32	Anterior portion of the chest	China	No	Yes

^*Tissues for semi-quantitative RT-PCR and Western blot.