2014年10月20日星期一

Research reveals DEFB123

A findings was described in the Oct. 16 issue of the journal Nature Medicine, could cause researchers to rethink DEFB123. DEFB123 exerted antimicrobial activity against a broad spectrum of gram-positive and gram-negative bacterium, that was assessed by microbroth dilution assay and radial diffusion zone assay. The amide showed lipopolysaccharide-binding activity during a genus Limulus amoebocyte lysate assay. DEFB123 prevented LPS-induced growth gangrene factor-alpha secretion during a murine white corpuscle cell line. DEFB123 abolished LPS-mediated MAPK induction in these cells. Protection against LPS-mediated effects was then investigated during a murine model of acute infection. The artificial beta-defensin DEFB123 prevents LPS-induced mortality in C57BL/6 mice during a therapeutic approach. The physiological role of beta-defensins might embrace interference with LPS-action on macrophages, a perform erst thought to be restricted to the family of cathelicidins, a structurally unrelated cluster of antimicrobial peptides.

CUSABIO DEFB123 elisa kit( www.cusabio.com/ELISA_Kit-74401) employs the quantitative sandwich accelerator bioassay technique. Antibody specific for DEFB123 has been pre-coated onto a microplate. Standards and samples are pipetted into the wells and any DEFB123 present is sure by the immobilized protein. when removing any unbound substances, a biotin-conjugated protein specific for DEFB123 added to the wells. Following a wash to get rid of any unbound avidin-enzyme chemical agent, a substrate resolution is added to the wells and color develops in proportion to the quantity of DEFB123 sure within the initial step. The DEFB123 elisa kit colour development is stopped and the intensity of the colour is measured.

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