Trefoil Factor 2, active (TFF2), Recombinant, Human

Size

£411.00

SKU:: 348246
Molecular Weight:: 12
Purity:: ≥97% as determined by SDS-PAGE and HPLC.
Storage Conditions:: -20°C
Supplier:: United States Biological
Format:: Lyophilized from 0.2um filtered 20mM PBS, pH 7.4, 150mM NaCl
Extra Details:: Inhibits gastrointestinal motility and gastric acid secretion. Could function as a structural component of gastric mucus, possibly by stabilizing glycoproteins in the mucus gel through interactions with carbohydrate side chains (By similarity). {ECO:0000250}. Biological Activity: Fully biologically active when compared to standard. The ED50 as determined by a chemotaxis bioassay using human MCF-7 cells is less than 10ng/ml, corresponding to a specific activity of ＞ 1.0x10e5 IU/mg. Sequence: EKPSPCQCSR LSPHNRTNCG FPGITSDQCF DNGCCFDSSV TGVPWCFHPL PKQESDQCVM EVSDRRNCGY PGISPEECAS RKCCFSNFIF EVPWCFFPKS VEDCHY Molecular Weight: 12.0kD PubMed ID: 2303034; 9070946; 10950923; 15489334 Gene Name: TFF2,SML1 Swiss Prot: Q03403 Storage and Stability: Lyophilized powder may be stored at -20°C. Stable for 12 months at -20°C. Reconstitute with sterile PBS. Aliquot to avoid repeated freezing and thawing. Store at -20°C. Reconstituted product is stable for 12 months at -20°C. For maximum recovery of product, centrifuge the original vial after thawing and prior to removing the cap. Further dilutions can be made in assay buffer.