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Immune system

11 videos

Role of phagocytes in innate or nonspecific immunity

VIDEO 16:20 minutes
Role of phagocytes in innate or nonspecific immunity. Neutrophils, macrophages, and dendritic cells. MHC II.

Types of immune responses: Innate and adaptive. humoral vs. cell-mediated

VIDEO 8:07 minutes
Overview of types of immune responses. Difference between innate and adaptive immunity. Differences between humoral adaptive immunity and cell-mediated adaptive immunity.

B lymphocytes (B cells)

VIDEO 14:13 minutes
Overview of B cells (B lymphocytes) and how they are activated and produce antibodies

Professional antigen presenting cells (APC) and MHC II complexes

VIDEO 11:33 minutes
How professional antigen presenting cells present parts of engulfed pathogens on MHC II complexes (major histocompatibility complexes).

Helper T cells

VIDEO 20:33 minutes
Introduction to helper T cells and their role in activating B cells

Cytotoxic T cells

VIDEO 10:06 minutes
How cytotoxic T cells get activated by MHC-I/antigen complexes and then proceed to kill infected cells

Review of B cells, CD4+ T cells and CD8+ T cells

VIDEO 11:07 minutes
Review of B cells, CD4+ T cells and CD8+ T cells

Clonal selection

VIDEO 9:49 minutes

Blood cell lineages

VIDEO 8:20 minutes