The innate immune system is an alternate defense strategy and is the dominant immune system response found in plants, fungi, prokaryotes, and invertebrates (see § Beyond vertebrates).

noun : immunity possessed by a group (as a species or race) that is present in an individual at birth prior to exposure to a pathogen or antigen and that includes components (as intact skin, …

Jan 25, 2021 · In contrast to adaptive immune responses, which take days to arise following exposure to antigens, innate immunity consists of the defenses against infection that are ready …

Innate immunity is the first response of the body’s immune system to a harmful foreign substance. When foreign substances, such as bacteria or viruses, enter the body, certain cells in the …

Innate immunity is a rapid response system that can be mobilized against foreign pathogens or “danger” to the organism. Innate immune cells and mechanisms are utilized by all plants and …

Aug 14, 2025 · Our immune system is divided into two types, innate and adaptive immunity. Innate immunity is the body's first line of defense, which is present from birth and acts …

Apr 9, 2024 · Innate immunity refers to the body's natural, non-specific defense mechanisms that provide an immediate response to invading pathogens without prior exposure.

Innate (natural) immunity is so named because it is present at birth and does not have to be learned through exposure to an invader. It thus provides an immediate response to foreign …

Innate immunity is the body's first line of defense against pathogens, providing immediate but non-specific protection through physical barriers and immune cells.

The body has two immune systems: the innate immune system and the adaptive immune system. Innate immunity is an antigen-nonspecific defense mechanisms that a host uses immediately …