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Immune system - Wikipedia
The immune system is a network of biological processes that protects an organism from diseases. It detects and responds to a wide variety of pathogens, from viruses to parasitic worms, as well as cancer cells and objects such as wood splinters, distinguishing them from the organism's own healthy … See more
Microorganisms or toxins that successfully enter an organism encounter the cells and mechanisms of the innate immune system. The innate response is usually triggered when microbes are … See more
The immune response can be manipulated to suppress unwanted responses resulting from autoimmunity, allergy, and transplant rejection, and to stimulate protective responses against … See more
Several barriers protect organisms from infection, including mechanical, chemical, and biological barriers. The waxy cuticle of most leaves, the exoskeleton of insects, the shells and … See more
The adaptive immune system evolved in early vertebrates and allows for a stronger immune response as well as immunological memory, where each pathogen is "remembered" by a signature antigen. The adaptive immune response is antigen-specific and … See more
Failures of host defense occur and fall into three broad categories: immunodeficiencies, autoimmunity, and hypersensitivities. See more
Wikipedia text under CC-BY-SA license Immune system - Simple English Wikipedia, the free encyclopedia
Adaptive immune system - Wikipedia
Immune response - Wikipedia
The immune system: Cells, tissues, function, and …
https://www.medicalnewstoday.com/articles/320101WebJan 4, 2023 · The immune system is the body’s tool for preventing or limiting infection. Its complex network of cells, organs, proteins, and tissues enable it to defend the body from bacteria, viruses,...
Immune disorder - Wikipedia
Overview of the Immune System - National Institute of Allergy and ...
White blood cell - Wikipedia
https://en.wikipedia.org/wiki/White_blood_cellWebWhite blood cells, also called leukocytes or leucocytes, are the cells of the immune system that are involved in protecting the body against both infectious disease and foreign invaders. All white blood cells are …
Immunodeficiency - Wikipedia
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