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Recombinant Chicken Interleukin 4 (IL4), N-His
Product Overview
BioVenic's Recombinant Chicken Interleukin 4 (IL4), N-His is a recombinant protein expressed from E.coli expression system. Its predicted molecular weight is 16.1 kDa. The purity is>97% (SDS-PAGE). The endotoxin level is <1 EU/μg (LAL). It can be used as a positive control or as an immunogen.
Specifications
Target Information
Interleukin-4 (IL-4), also known as B-cell stimulating factor 1 (BSF1), is an immune regulatory cytokine encoded by the IL4 gene. In chickens with necrotic enteritis, the serum IFN-γ/IL-4 level was significantly increased.
Shipping and Storage
This product is shipped with dry ice. Avoid repeated freezing and thawing. Store for 4 weeks at 2-8°C, for 12 months at -80°C.
Documents
The product is for research use only.
Not for commercial, prophylactic, diagnostic, or therapeutic applications.
User Note
- Always centrifuge tubes before opening. Avoid mixing by vortexing or pipetting. Reconstitute in 20mM Tris, 150mM NaCl (pH8.0) to a concentration of 0.1-1.0 mg/mL. Do not vortex. Aliquote the reconstituted solution to minimise freeze-thaw cycles.
References
- Song, B. et al. Dietary Macleaya cordata extract supplementation improves the growth performance and gut health of broiler chickens with necrotic enteritis. Journal of animal science and biotechnology. 2023, 14: 113.