Description
IL-9 is secreted by T helper 2 lymphocytes, mast cells, and NKT cells and plays an important role in antiparasitic immune responses, affecting intestinal permeability, adaptive immunity, and T cell subset differentiation.It promotes TH17 cell and mast cell proliferation through IL9R and IL2RG receptor activation, triggering JAK1 and JAK3 kinases and subsequent STAT-mediated transcription.Animal-Free IL-9 Protein, Mouse (His) is the recombinant mouse-derived animal-FreeIL-9 protein, expressed by E.coli, with N-His labeled tag.This product is for cell culture use only