Anti-IL-4 Antibody (Y108183) — rabbit affinity-purified polyclonal against recombinant hIL-4 (100% reactivity); validated for WB (0.1–0.2 μg/ml, ~15 kDa), IHC-P (0.25 μg/ml), ELISA (≥0.5 μg/ml), and Neutralization (ND50 0.03–0.05 μg/ml). 50 μg. Research Use Only.