immune system

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Transplant Medicine - Antibody mediated rejection

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There are two main types of transplant rejection. T-cell mediated and antibody mediated and antibody mediated transplant rejection. These rejections are divided into hyperacute, acute and chronic rejection....

Allergic Rhinitis (Hay Fever): Risk Factors,...

Specialty:  Allergology
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Allergic rhinitis (also known as Hay Fever) is a condition involving inflammation of the nasal mucosa after exposure to allergens. There are two types of allergic rhinitis, seasonal and perennial. The...

Vaccines 101: How vaccines work

Specialty:  Students
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As the world waits for a potential COVID-19 vaccine, we delve into how vaccines actually work. What are the different types of vaccine? How do they trigger and train the immune system, and what is the...

Hypersensitivity Type I Reaction (Immediate or...

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Hypersensitivity reactions are exaggerated or inappropriate immune response to benign antigens. It is the immune response and not the antigen that is harmful. An external antigen such as a drug, pollen...

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