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  2. Immune system - Wikipedia

    en.wikipedia.org/wiki/Immune_system

    Innate immune defenses are non-specific, meaning these systems respond to pathogens in a generic way. [19] This system does not confer long-lasting immunity against a pathogen. The innate immune system is the dominant system of host defense in most organisms, [2] and the only one in plants. [20]

  3. Immune response - Wikipedia

    en.wikipedia.org/wiki/Immune_response

    An immune response is a physiological reaction which occurs within an organism in the context of inflammation for the purpose of defending against exogenous factors. These include a wide variety of different toxins, viruses, intra- and extracellular bacteria, protozoa, helminths, and fungi which could cause serious problems to the health of the host organism if not cleared from the body.

  4. Immunity (medicine) - Wikipedia

    en.wikipedia.org/wiki/Immunity_(medicine)

    A representation of the cholera epidemic of the 19th century. For thousands of years mankind has been intrigued with the causes of disease and the concept of immunity. The prehistoric view was that disease was caused by supernatural forces, and that illness was a form of theurgic punishment for "bad deeds" or "evil thoughts" visited upon the soul by the gods or by one's enemies. [8]

  5. HIV is no longer a death sentence. But why is a viable cure ...

    www.aol.com/hiv-no-longer-death-sentence...

    The HIV virus primarily infects one immune cell in our immune system called a T cell. ... And antiviral treatment has changed HIV from a death sentence in the early '80s to people with HIV now ...

  6. 7 Things to Do When You Wake Up for a Stronger Immune ... - AOL

    www.aol.com/lifestyle/7-things-wake-stronger...

    Probiotics are great for immune health because they help maintain a balanced gut microbiome, which is a key player in immunity. Surprisingly, 70% to 80% of your immune cells reside in your gut ...

  7. Immunization - Wikipedia

    en.wikipedia.org/wiki/Immunization

    This is a function of the adaptive immune system. Therefore, by exposing a human, or an animal, to an immunogen in a controlled way, its body can learn to protect itself: this is called active immunization. The most important elements of the immune system that are improved by immunization are the T cells, B cells, and the antibodies B cells ...

  8. Cell-mediated immunity - Wikipedia

    en.wikipedia.org/wiki/Cell-mediated_immunity

    Cellular immunity, also known as cell-mediated immunity, is an immune response that does not rely on the production of antibodies. Rather, cell-mediated immunity is the activation of phagocytes, antigen-specific cytotoxic T-lymphocytes, and the release of various cytokines in response to an antigen.

  9. 'Five alarm fire': Supreme Court immunity ruling raises fears ...

    www.aol.com/news/five-alarm-fire-supreme-court...

    And other acts that may straddle the line are presumptively immune, meaning a defendant can assume they are immune unless a prosecutor can prove otherwise. Future presidents, unlike Nixon, will ...