Antigen Presentation: T and B Cell Differentiation
By Carol Parent-Paulson
This learning object demonstrates the process by which antigens are identified, processed, and presented to mediators of the cellular immune system.
Phagocyte Chemotaxis
This animated object illustrates the events leading to the migration of phagocytes into areas of tissue damage and/or bacterial presence. Learners view bacterial cell phagocytosis, its subsequent enzymatic digestion, and exocytosis.