What Is Histamine? - Cleveland Clinic
Histamine is a signaling chemical your immune system releases to send messages between different cells. Histamine has several functions, but it’s mainly known for its role in causing allergic and anaphylactic symptoms. Allergies are your body’s reaction to a foreign protein.
Histamine - Wikipedia
Histamine is an organic nitrogenous compound involved in local immune responses communication, as well as regulating physiological functions in the gut and acting as a neurotransmitter for the brain, spinal cord, and uterus.
What Is Histamine and What Is Its Role in the Body? - Healthline
2023年10月2日 · Histamine is a chemical throughout your body that plays a role in allergies and several conditions. Histamine triggers include allergens and certain foods. However, there are ways to reduce...
Histamines: What they do, and how they can overreact - WebMD
2022年8月14日 · They are part of your body's defense system. When you have allergies, some of your triggers -- such as pollen, pet dander, or dust -- seem harmless. But your immune system sees them as a threat ...
Biochemistry, Histamine - StatPearls - NCBI Bookshelf
2023年5月1日 · Histamine is one of the earliest identified mediators of allergy. Researchers identified its role in the modulation of allergic reactions as early as 1932. Since then, research has determined histamine to be a mediator of autoimmune conditions, gastric acid secretion, and hematopoiesis. [1]
Histamine Intolerance: Causes, Symptoms & Treatment - Cleveland Clinic
Histamine intolerance is an inability to break down histamine in your body, causing it to build up. Certain foods that are high in histamine or that cause your body to release histamine can give you an upset stomach, headache or allergy symptoms. Common trigger foods include fish, alcohol and fermented or aged foods.
Histamine Intolerance: Causes, Symptoms, and Diagnosis - Healthline
2024年1月31日 · Histamine intolerance means you have high histamine levels in your body. It can happen if your body cannot break down histamine. It can affect multiple systems in your body, but...
Histamine | Description & Facts | Britannica
Histamine, biologically active substance found in a variety of organisms. Plants that produce histamine include stinging nettles, and histamine occurs in the venom of some insects, such as wasps and bees. In humans, histamine is found in nearly all …
Role of Histamine in Modulating the Immune Response and …
2018年8月27日 · Histamine (2-[3H-imidazol-4-yl]ethanamine) is an important chemical mediator that causes vasodilation and increased vascular permeability and may even contribute to anaphylactic reactions . It also acts on several physiological functions, such as cell differentiation, proliferation, haematopoiesis, and cell regeneration.
Histamine Intolerance Originates in the Gut - PMC - National …
2021年4月12日 · Histamine intolerance (HIT) is assumed to be due to a deficiency of the gastrointestinal (GI) enzyme diamine oxidase (DAO) and, therefore, the food component histamine not being degraded and/or absorbed properly within the GI tract.