摘要: Innate immune recognition is a second protective mechanism implicating cells and secreted mediators. Its under the control of carrying receptors for foreign antigens (PRRs: pathogen receptors) such as macrophages, dendritic cells, neutrophils, mastocytes, epithelial NK fibroblasts which can link mi‐ crobial structures (PAMPS: associated molecular patterns) further destruc‐ tion (Ahnen DJ, 1985).