| Code | CSB-AP004301HU |
| Abbreviation | Recombinant Human IL6 protein (Active) |
| MSDS | |
| Size | $226 |
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IL-6 drives pleiotropic signaling through the JAK/STAT3, MAPK, and NF-κB pathways, making precise functional reconstitution of this cytokine essential for mechanistic immune cell studies. This tag-free recombinant human IL-6, encompassing the full mature sequence (aa 30–212), demonstrates potent bioactivity with an ED50 of 20–100 pg/mL in TF-1 cell proliferation assays, confirming its suitability for dose-dependent proliferation, differentiation, and STAT3 phosphorylation experiments. Endotoxin levels below 1.0 EU/μg eliminate LPS-driven artifacts that confound cytokine-specific readouts in primary immune cell cultures, supporting use in PBMC activation assays, in vivo inflammation models, and as a quantitative reference standard in IL-6 detection ELISAs. Purity exceeding 95% by SDS-PAGE, combined with this stringent endotoxin control, satisfies the criteria typical for antibody development workflows including immunization, screening, and functional neutralization validation.
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