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The Mouse Periostin (Postn) ELISA quantitates Ms Periostin in mouse serum, plasma, or cell culture medium. The assay will exclusively recognize both natural and recombinant Ms Periostin.
原理方法
The Mouse Periostin solid-phase sandwich ELISA (enzyme-linked immunosorbent assay) is designed to measure the amount of the target bound between a matched antibody pair. A target-specific antibody has been pre-coated in the wells of the supplied microplate. Samples, standards, or controls are then added into these wells and bind to the immobilized (capture) antibody. The sandwich is formed by the addition of the second (detector) antibody, a substrate solution is added that reacts with the enzyme-antibody-target complex to produce measurable signal. The intensity of this signal is directly proportional to the concentration of target present in the original specimen.
严格验证
Each manufactured lot of this ELISA kit is quality tested for criteria such as sensitivity, specificity, precision, and lot-to-lot consistency. See manual for more information on validation.
Periostin (PN), also designated osteoblast-specific factor 2 (OSF-2), is a disulfide linked protein originally isolated as a osteoblast-specific factor. Periostin is a secreted protein that binds heparin and functions as a ligand for alpha(V)beta(3) and alpha(V)beta(5) integrins. In preosteoblasts, Periostin acts as a cell adhesion molecule and plays a role in osteoblast recruitment, spreading and attachment. Periostin is mainly detected in lower gastrointestinal tract, aorta, stomach, placenta, uterus and breast tissues but is up-regulated in epithelial ovarian tumors and overexpressed in breast cancer. Expression of Periostin is increased by bone morphogenetic protein (BMP2) and transforming growth factor beta 1(TGF beta 1). Periostin contains a typical signal sequence, followed by a cysteine-rich domain, a fourfold repeated domain, which shows homology with the insect protein fasciclin, and a C-terminal domain.
For Research Use Only. Not for use in diagnostic procedures. Not for resale without express authorization.
基因别名 : A630052E07Rik, OSF-2, Osf2, PLF, PN
基因ID : (Mouse) 50706
基因符号 : Postn
蛋白别名 : osteoblast specific factor 2 (fasciclin I-like), osteoblast-specific factor 2, periostin-like factor, PLF, PN, Osteoblast-specific factor 2, OSF-2, fasciclin I-like, Fasciclin-I like, MGC119510, MGC119511, OSF 2, osteoblast specific factor 2, RP11 412K4.1, RP11-412K4.1, POSTN, osteoblast-specific factor, unnamed protein product
UniProt ID (Mouse) Q62009