Revision 1

#7030Store at +4C

 

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Species Cross Reactivity

H M

UniProt ID:

#Q02750

Entrez-Gene Id:

#5604

Cell Signaling Technology

Orders: 877-616-CELL (2355) [email protected]

Support: 877-678-TECH (8324)

Web: [email protected] cellsignal.com

3 Trask LaneDanversMassachusetts01923USA
For Research Use Only. Not for Use in Diagnostic Procedures.
Product Includes Product # Quantity Color Storage Temp
Luminol/Enhancer Solution 84850 3 ml RT
Stable Peroxide Buffer 42552 3 ml RT
Sealing Tape 54503 2 ea +4C
ELISA Wash Buffer (20X) 9801 25 ml +4C
Cell Lysis Buffer (10X) 9803 15 ml -20C

*The microwell plate is supplied as 12 8-well modules - Each module is designed to break apart for 8 tests.

Description

The PathScan® Total MEK1 Chemiluminescent Sandwich ELISA Kit is a solid phase sandwich enzyme-linked immunosorbent assay (ELISA) that detects endogenous levels of total MEK1 protein with a chemiluminescent readout. Chemiluminescent ELISAs often have a wider dynamic range and higher sensitivity than conventional chromogenic detection. This chemiluminescent ELISA, which is offered in low volume microplates, shows increased signal and sensitivity while using smaller sample size. A MEK1 mouse mAb has been coated on the microwells. After incubation with cell lysates, the MEK1 protein is captured by the coated antibody. Following extensive washing, a MEK1/2 rabbit antibody is added to detect the captured total MEK1 protein. Anti-rabbit IgG, HRP-linked antibody is then used to recognize the bound detection antibody. Chemiluminescent reagent is added for signal development. The magnitude of light emission, measured in relative light units (RLU), is proportional to the quantity of total MEK1 protein.

Specificity/Sensitivity

CST's PathScan® Total MEK1 Chemiluminescent Sandwich ELISA Kit #7030 detects endogenous levels of total MEK1 protein in human and mouse cells. This kit detects proteins from the indicated species, as determined through in-house testing, but may also detect homologous proteins from other species.

Background

MEK1 and MEK2, also called MAPK or Erk kinases, are dual-specificity protein kinases that function in a mitogen activated protein kinase cascade controlling cell growth and differentiation (1-3). Activation of MEK1 and MEK2 occurs through phosphorylation of two serine residues at positions 217 and 221, located in the activation loop of subdomain VIII, by Raf-like molecules. MEK1/2 is activated by a wide variety of growth factors and cytokines and also by membrane depolarization and calcium influx (1-4). Constitutively active forms of MEK1/2 are sufficient for the transformation of NIH/3T3 cells or the differentiation of PC-12 cells (4). MEK activates p44 and p42 MAP kinase by phosphorylating both threonine and tyrosine residues at sites located within the activation loop of kinase subdomain VIII.

  1. Crews, C.M. et al. (1992) Science 258, 478-480.
  2. Alessi, D.R. et al. (1994) EMBO J. 13, 1610-19.
  3. Rosen, L.B. et al. (1994) Neuron 12, 1207-21.
  4. Cowley, S. et al. (1994) Cell 77, 841-52.

Background References

    Cross-Reactivity Key

    H: human M: mouse R: rat Hm: hamster Mk: monkey Vir: virus Mi: mink C: chicken Dm: D. melanogaster X: Xenopus Z: zebrafish B: bovine Dg: dog Pg: pig Sc: S. cerevisiae Ce: C. elegans Hr: horse GP: Guinea Pig Rab: rabbit All: all species expected

    Trademarks and Patents

    Cell Signaling Technology is a trademark of Cell Signaling Technology, Inc.
    PathScan is a trademark of Cell Signaling Technology, Inc.
    All other trademarks are the property of their respective owners. Visit cellsignal.com/trademarks for more information.

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    Revision 1
    #7030

    PathScan® Total MEK1 Chemiluminescent Sandwich ELISA Kit

    PathScan® Total MEK1 Chemiluminescent Sandwich ELISA Kit: Image 1 Expand Image
    未经处理和已经 PDGF 处理的 NIH/3T3 细胞的裂解物蛋白浓度与使用化学发光底物产生的即时发光度之间的关系如图所示。细胞(80% 融合度)用 PDGF (50 ng/ml) 处理,并在 37ºC 下孵育 5 分钟后进行裂解。阴影区域对应的插入图表表明在低蛋白浓度范围内的高敏性和线性反应。