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SDF-1α (human, recombinant), [125I]-, 5µCi

Stromal cell-derived factor 1 alpha (SDF-1α; CXCL12), labeled with 125I. SDF-1α binds the CXCR4 receptor.

Feature Specification
Fresh Lot Days Third Monday of each month
Label Position Nominally Labeled
Molecular Weight ~8000
Receptor Chemokine

Stromal cell-derived factor 1 alpha (SDF-1α; CXCL12), labeled with 125I. SDF-1α binds the CXCR4 receptor.

Product Variants
Unit Size: 5 µCi
Part #:
NEX346005UC
Unit Size: 25 µCi
Part #:
NEX346025UC
For research use only. Not for use in diagnostic procedures.
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Overview

5 µCi Quantities of SDF-1α (human, recombinant), [125I]- are available for your research.

We offer radioligands and radiolabeled biomolecules to use as tracers, for radioimmunoassays (RIAs), for autoradiographic visualization, or for performing saturation and competition radioligand binding assays to determine receptor expression levels (Bmax), dissociation constants (Kd), association and dissociation rates (kon and koff), and inhibitor constants (Ki) for a variety of receptors. We develop our radioligands to the highest specific activity possible and provide high purity resulting in low non-specific binding products. Each of our ultra-pure radiolabeled compounds is fully characterized for pharmacological action and validated in binding assays.

Radiochemicals remain the most sensitive method for probing binding biology; yielding unprecedented sensitivity gives results that technicians and scientists can trust. For over 50 years, Revvity has been a leading supplier of New England Nuclear (NEN) radiochemicals, liquid scintillation cocktails, vials and nuclear counting detection instruments.

References for NEX346:

  1. Asano, S., Kitatani, K., Taniguchi, M., Hashimoto, M., Zama, K., Mitsutake, S., Igarashi, Y., Takeya, H., Kigawa, J., Hayashi, A., Umehara, H., Okazaki, T. (2012), Regulation of cell migration by sphingomyelin synthases: sphingomyelin in lipid rafts decreases responsiveness to signaling by the CXCL12/CXCR4 pathway. Mol Cell Biol, 32 (16): 3242-3252.
  2. Howard, O. M. Z., Korte, T., Tarasova, N. I., Grimm, M., Turpin, J. A., Rice, W. G., Michejda, C. J., Blumenthal, R. and Oppenheim, J. J. (1998), Small molecule inhibitor of HIV-1 cell fusion blocks chemokine receptor-mediated function. J Leukoc Biol, 64: 6–13.

Specifications

Molecular Weight
~8000
Specific Activity
2200.0 Ci/mmol
Application
Drug Discovery & Development
Brand
NEN Radiochemicals
Buffer/Solvent
0.05M sodium acetate, 5% sucrose, 0.25% BSA
Detection Modality
Radiometric
Fresh Lot Days
Third Monday of each month
Host Species
Human
Label Position
Nominally Labeled
Packaging
NENSure vial
Radioisotope
125I
Receptor
Chemokine
Shipping Conditions
Shipped in Dry Ice
Special Ordering Information
This is a radioactive product - shipping address must have a license to receive radioactive materials.
Storage Conditions
-20°C
Therapeutic Area
CNS & Neurologic
Inflammation
Unit Size
5 µCi

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