2. The cells of the Innate Immune System

Barriers buy you time. They don't win the fight. The moment a pathogen gets through, the response becomes cellular. Episode 2 meets the full cast of the innate immune system — the eaters, the killers, the sensors and the messengers — and ends with the one cell whose main job turns out not to be killing microbes at all. Chapters: 00:00 Barriers buy you time 00:15 Where these cells come from: the common myeloid progenitor 00:45 The macrophage and its three jobs 01:37 Complement receptors: why phagocytes don't work blind 01:46 Granulocytes and their granules 02:02 The neutrophil: most numerous, most important 02:19 Eosinophils and basophils 02:37 Mast cells at the barrier 02:52 Dendritic cells — the surprise 03:30 NK cells and the innate lymphoid cells 04:27 The cast, assembled Built for medical students, residents and anyone revising immunology from the ground up. Start with Episode 1:    • 1. Pathogens, Commensals and the First Lin...   More from Rheumatology Digest: Website: https://rheumatologydigest.org WhatsApp channel: https://whatsapp.com/channel/0029Vb6P... #immunology #innateimmunity #macrophage #neutrophil #medicalstudent #usmle #neetpg