For the railway station in Osaka, Japan, see Universal City Station. Universal City/Studio City, formerly Universal City, is a rapid transit station on the Red Line of the Metro Rail in Los Angeles, California. Serving Universal Studios Hollywood and City Walk.
Specific immunity is the body's learned immune response to disease-causing foreign substances, also referred to as pathogens or antigens. It is also commonly called acquired immunity or adaptive immunity.
Immune system. Written By: Immune system, the complex group of defense responses found in humans and other advanced vertebrates that helps repel disease-causing organisms (pathogens). Immunity from disease is actually conferred by two cooperative defense systems, called nonspecific, innate immunity and specific, acquired immunity.