Recombinant mouse IL-4 protein (Active) (ab259406)
Key features and details
- Expression system: HEK 293 cells
- Purity: >= 95% SDS-PAGE
- Endotoxin level:
- Active: Yes
- Suitable for: SDS-PAGE, HPLC, Functional Studies, MS
Preparation and Storage
- B cell growth factor 1
- B cell IgG differentiation factor
- B Cell Stimulatory Factor 1
Images
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Functional Studies - Recombinant human IL-4 protein (Active) (ab259406)
Fully biologically active determined by dose dependent increase in HT-2 cell proliferation.
ED50 is ≤1.04 ng/ml, corresponding to a specific activity of 0.96 x 106 units/mg.
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SDS-PAGE - Recombinant human IL-4 protein (Active) (ab259406)SDS-PAGE analysis of ab259406.
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Mass Spectrometry - Recombinant human IL-4 protein (Active) (ab259406)Detarmination of mass by ESI TOF.
Predicted mass is 13615.11 Da (+/- 10 Da by ESI TOF). Observed mass is 13616.32 Da (and + 80 Da due to phosphorylation).
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HPLC - Recombinant human IL-4 protein (Active) (ab259406)HPLC analysis of ab259406.