The content of nickel of nitinol alloy isabout 50%, it is higher than that of 316 L stainless steel for surgical implantation, and lower than that of nickel bas
【正】 The authors achieved a clinical study on the treatment of fulminant viral hepatitis by the transplantation of human fetal liver cells. 47fetal livers wer
Using<sup>125</sup>I-UDR labelled K562 cells as target cells, we assay the natural killer cell (NK) activity in peripheral blood mononuclear cells (PBMCs) from 36 c
【正】 One handred thrity-one foci of gastric mucosa with intestinal type of lesions (including simple intestinal metaplasia 27;intestinal type dysplasia in dif