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R&D Systems™ Human Latent TGF-beta 1 Recombinant Protein Available on GSA/VA Contract for Federal Government customers only.

Manufacturer:  R&D Systems™ 299LT025/CF

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Catalog No. 299LT025CF


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Description

Description

Measured by its ability to inhibit the IL-4-dependent proliferation of HT-2 mouse T cells. Tsang, M. et al. (1995) Cytokine 7:389. The ED 50 for this effect is 10-70 ng/mL before acid activation and 0.15-0.9 ng/mL after acid activation.

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Specifications

Specifications

Supplied as a 0.2μm filtered solution in PBS and Glycerol.
Observed Molecular Wt: 40-43kDa & 12kDa, reducing conditions 80-90kDa, non-reducing conditions, Predicted Molecular Wt.: 41.3kDa (monomer)
97%, by SDS-PAGE under reducing conditions and visualized by silver stain.
Human
Leu30 & Ala279
Unlabeled
7040
Latent TGF-beta 1
25μg
Use a manual defrost freezer and avoid repeated freeze-thaw cycles. 12 months from date of receipt, -70° C as supplied. 1 month, 2 to 8° C under sterile conditions after opening. 3 months, ≤ -20° C under sterile conditions after opening.
<1.0 EU per 1μg of the protein by the LAL method.
Yes
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