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Robert Kellar — Pathology

Northern Arizona University · 2 lectures with notes

Students in this class: ask your lecturer for the class code, and these lectures will already be in your library when you sign up.

Hypersensitivity & Autoimmunity 1of2

5 Oct 2026

The four hypersensitivity types differ by whether antibodies or T cells target allergens, tissues, or deposited immune complexes.

Hypersensitivity & Autoimmunity 2of2

5 Oct 2026

Self-tolerance failure drives autoimmune disease, while T-cell and immune-complex mechanisms explain transplant rejection, SLE, and rheumatoid arthritis.

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