Histamine receptors are a type of G protein-coupled receptor (GPCR), including four subtypes: H1, H2, H3, and H4 receptors. They have different functions. For example, the H1 receptor regulates circadian…
Histamine is an important neurotransmitter exerting its actions via four classes of molecularly and/or pharmacologically well-defined receptors. They differ in distribution, pharmacology, and function. The H3 receptor is a member…
The symptoms of Allergic rhinitis are rhinorrhea, sneezing, nasal pruritus, congestion, and aggravation of comorbid asthma. Histamine can interact with 4 receptor subtypes, including H1, H2, H3, and H4. Many…