IL-34 protein is an important cytokine that promotes the proliferation, survival, and differentiation of monocytes and macrophages. It plays a key role in innate immune responses and inflammatory processes by promoting the release of pro-inflammatory chemokines. IL-34 Protein, Mouse (HEK293, His) is the recombinant mouse-derived IL-34 protein, expressed by HEK293 , with C-His labeled tag.