Soil was sampled from 182 profiles in typical farmlands of Chongqing and analyzed for the stable carbon isotope composition of organic matter (C). The results showed that the values of C for each soil profile were gradually increasing with increasing soil depth, and the mean values were (-23.63±1.
View Article and Find Full Text PDFZhonghua Xue Ye Xue Za Zhi
April 2005
Objective: To investigate the effect of arsenic trioxide on multiple myeloma (MM) cell gene expression and explore the molecular mechanism of arsenic trioxide therapy for MM.
Methods: U266 cells were divided into two groups, group A as control group and group B as test group. Cells were cultured for 48 hours, and total RNA and mRNA were extracted.