we demonstrated the snake venom toxin from Vipera lebetina turanica induce the apoptosis of cancer of the colon cells through reactive oxygen species and c Jun N terminal kinases dependent death receptor expression. Quantification of EGR 1 and c MYC mRNA by qRT PCR RNA from unstimulated or anti IgM Lapatinib molecular weight stimulated cells were removed using RNeasy Mini equipment and EGR 1 and c MYC words were examined by qRT PCR using SYBR Green were normalized to the mean Ct prices from cyclophilin A cleaning gene then normalized to unstimulated get a grip on cells to determine the fold change. Relative fold change of expression was assessed from the Ct method and the values are expressed as 2 Ct. All points were done in duplicate. The primers employed for amplification were as follows: EGR 1 forward primer, EGR 1 reverse primer, c MYC forward primer, c A forward primer and cyclophilin MYC reverse primer, cyclophilin A reverse .. Western blotting and immunoprecipitation Total protein extracts from 3 106 MCL cells were separated on 10 percent polyacrylamide Digestion denaturing gel, used in a nitro-cellulose membrane and incubated overnight with the right antibody followed by another horseradish peroxidase conjugated antibody. Detection was done using autoradiography and ECL. As described above using either a mouse anti phosphotyrosine antibody or a mouse anti LYN antibody immunocomplexes were solubilized in SDS sample buffer, analyzed on SDS PAGE, moved and afflicted by immunoblotting. siRNA analysis Three million cells were resuspended in 100 uL of Human B Cell Lymphoma NucleofectorW Kit containing either 1 uM of EGR 1 siRNA or 1 uM of control siRNA. Cells were transfected in a Nucleofector II device by using U 015 program, transferred to culture dishes and western blot and apoptosis assays were performed as described above. Mathematical explanations Differences between groups were determined using the Students t test. Statistical analyses were performed using GraphPad VX-661 concentration Prism pc software. . Constitutive phosphorylation of LYN in primary MCL cells. Complete protein from UPN5, UPN1, UPN13 and UPN14 were taken and analysed by western blot. Phospho Tyr397 LYN was detected using a pan phospho src family antibody. The blots were stripped and re probed for whole LYN. Dasatinib treatment suppresses BCRinduced upregulation of EGR 1 protein. HBL 2 cells were pre-treated with various concentrations of Dasatinib and stimulated with immobilized anti IgM for 1 h or left unstimulated. EGR1 protein level was then analysed by western blot. Plentiful research suggested that the cancer cells prevent destruction by the immune system through down-regulation or mutation of death receptors. For that reason, it is crucial that finding the agents that raise the death receptors of cancer cells. We used cell viability assays, DAPI/TUNEL assays, along with western blot for detection of apoptosis related proteins and DRs to demonstrate that snake venom toxin induced apoptosis is DR5 dependent and DR4.