Type IV Hypersensitivity - Delayed type hypersensitivity 

#immunology #hypersensitivity #pathology
Type IV hypersensitivity reaction is a T-cell mediated response primarily caused by CD4+ T cells, though these reactions can also be caused by CD 8+ T cells.
Watch other videos of the Hypersensitivity series:
💡Type I Hypersensitivity - • Type I Hypersensitivit...
💡Type II Hypersensitivity - • Type II Hypersensitivity
💡Type III Hypersensitivity - • Type III Hypersensitiv...
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References and further reading:
💡Kumar V, Abbas AK, Fausto N, Aster JC. Robbins Basic Pathology. 10th ed. Elsevier; 2018.
💡Kumar V, Abbas AK, Fausto N, Aster JC. Robbins and Cotran - Pathologic Basis of Disease. 8th Edition. Saunders Elsevier; 2010.
💡Abbas AK, Litchman AH, Pillai S. Cellular and Molecular Immunology. 8th Edition. Saunders Elsevier; 2015.
💡Kindt TJ, Goldsby RA, Osborne BA, Kuby J. Kuby immunology. 6th ed. New York: W.H. Freeman; 2007.
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