Objective: To study the relationship between the ossification and degeneration of the ligamentum flavum, we compared the changes of Calcium (Ca), Phosphorus (P)
Objective: To evaluate the in vitro killing effects of cytosine deaminase gene mediated by adenovirus vector on human pancreatic carcinoma. Methods: Cytosine De
Objective: To study the distribution of 2 kinds of melatonin receptor subtypes (mtl and MT2) in human fetal brain. Methods: The fetal brain tissues were sliced