Saturday, October 26, 2013
Redox status of thioredoxin-1 (TRX1) determines the sensitivity of human liver carcinoma cells (HepG2) to arsenic trioxide-induced cell death Scientific Journal Article Review
oxidoreduction situation of thioredoxin-1 (TRX1) determines the sensibility of human liver carcinoma cubicles (HepG2) to white arsenic trioxide- engenderd jail cadre stopping pointScientific Journal Article ReviewThe lab ?Redox status of thioredoxin-1 (TRX1) determines the sensitivity of human liver carcinoma cells (HepG2) to arsenic trioxide-induced cell death?, by Changhai Tian, Ping Gao, Yanhua Zheng, Wen Yue, Xiaohui Wang, Haijing Jin and Quan Chen assay and true the role of thiorendoxin-1 (TRX1) in inducing programmed cell death, self-annihilation of the cell, using arsenic trioxide (As2O3) in a HepG2 cell. Inducing apoptosis, by using arsenic trioxide and inhibiting TRX1 proteins in open firecer cells can be very helpful in step-down the growth of cancerous cells and saving a number of lives. The tastes were conducted by the searching team to test the function of thiorendoxin-1. The results of the hear show that the by deactivation of the TRX1 molecule, eit her by mutation of the active situation or oxidation, As2O3 can induce mitochondrial dependent apoptosis. The lab theme time-tested thiorendoxin-1 in HepG2 cells and it proved that thiorendoxin-1 had an beta role in preventing apoptosis in HepG2 cells. Data from the lab shows that As2O3 induces mitochondrial dependent apoptosis. Thiorendoxin-1 acts as an important redox homeostasis factor, so, by mutating the molecule, the drug is able to induce cell destruction. When trying to alter the TRX1 protein using RNA interference, the look into company discovered that by treatment of Ti214-transfected HepG2 cells with As2O3 resulted in a operative increase of apoptosis compared with untreated control cells. The research classify also found that, by constructing recombinant adenovir manipulations expressing the wild-type TRX1 and mutant TRX1, when over-expressing the TRX1, drug-induced apoptosis is inhibited. The experiments were performed with cautiously so that the info from th e result was accurate. All of the experiment! s were tested on multiple take ins under akin conditions on alike(p) samples with control. During the experiment the cell deaths were counted by staining the cells with Hoechst 33342 and observing the sample under a florescent microscope, allowing the research group to collect the entropy on number of apoptotic cells. Western Blotting and other technique were use in the experiment to accurately identify the protein. Also, statistical depth psychology was used to determine the significant difference with value P
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