Arising in the mucous membranes, these white patches on the tongue, gums, cheeks, or elsewhere inside the mouth have the potential to develop into squamous cell carcinoma. They may be caused by sources of chronic irritation, such as habitual alcohol consumption or tobacco use, or rough edges on teeth or dentures.
Virus infection in vertebrates results in two general types of immune response. The first is a rapid-onset innate response against the virus, which involves the synthesis of proteins called interferons and the stimulation of natural killer lymphocytes.
B Cell monocytic Adaptive Humoral immunity Plasma Cell monocytic Adaptive Terminally differentiated, antibody secreting B cell T Cell monocytic Adaptive Cell-mediated immunity Natural Killer Cell monocytic Innate Innate response to microbial or infection âOdd man outâ