Despite the well-recognized involvement of immunoglobulin (Ig) A in mucosal immunity, the function of its receptor, FcαRI (CD89), is poorly understood. The ability of FcαRI to activate leukocytes ...

Chemosensory receptors recognize chemical signals of odorants and tastants in the environment. Six multigene families are known to encode chemosensory receptors in vertebrates and two multigene ...