<正>Ruthenium oxide,which fabricated by radio frequency sputtering is used as the sensitive membrane,which shows that the pH sensitivity is very high and has a
Four cases of primary plasma cell leukemia (PPCL) admitted to Zhongshan Hospital from 1959 to 1987 are reported with a review on additional 40 cases reported in
An Ha-ras oncogene was isolated from a cell line of gastric carcinoma called BGE-823 in order to elucidate genetic control and the influence of DNA sequences. T