Search Results for: immune system
Immune system
Definition noun The organ system that is involved in protecting the organism from infection, infestation, and other... Read More
Immune response
Immune Response Definition An immune response is defined as the reaction of the body in response to the presence of a... Read More
Hypersensitivity
Hypersensitivity Definition Hypersensitivity is the exaggerated immune response to protect the human from foreign bodies... Read More
Humoral immunity
Let’s get to know where one should place humoral immunity, the topic of today’s discussion!! By the end of the article,... Read More
Fibroblast
The building block of living things is known as the cell. The cell contributes to many parts and functions of different... Read More
Lymph nodes
Lymph nodes definition Lymph nodes are small, bean-shaped organs located in different parts of the body and act as... Read More
Autoimmunity
Definition noun, plural: autoimmunities A type of immunity wherein the immune response is directed against own body,... Read More
Opportunistic pathogen
Opportunistic Pathogen Definition How do we define opportunistic pathogen? The opportunistic pathogen is an infectious... Read More
Plasma membrane
Do all cells have a plasma (or cell) membrane? Yes, all cells have a biological membrane that separates the protoplasm from... Read More
Pathobiology of allergy and its most severe form, anaphylaxis
When allergy season looms, some people with serious hypersensitivity to allergens tend to be apprehensive of what may come.... Read More
Pinocytosis
Pinocytosis Definition What is pinocytosis? Pinocytosis is the ingestion of extracellular fluids, i.e. the fluid... Read More
Parasitism
Organisms depend on different sources of food to survive. Larger organisms like plants make their own food (autotrophs) and... Read More
Memory B cell
Definition noun, plural: memory B cells A small, long-lived B lymphocyte that was previously exposed to a particular... Read More
Antigenic variation
Definition noun, plural: antigenic variations (immunology) The changing of surface proteins by an infectious agent to evade... Read More
Self antigen
Definition noun, plural: self antigens An exogenous antigen that is recognized as nonself by the immune system, which should... Read More
Autoantigen
Definition noun, plural: autoantigens An endogenous antigen that is recognized as nonself by the immune system, which should... Read More
Pathogenicity
Definition noun, plural: pathogenicities The capability (of a pathogenic agent) to cause disease Supplement Pathogenicity... Read More
Predisposing factors
All organisms can be born with or develop a disease at any point in their lifetime. When someone is born with a disease, it... Read More
Macrophage
Definition noun, plural: macrophages A leukocyte whose main function is to eliminate cellular debris and foreign particles... Read More
Mononuclear phagocyte system
Definition noun A system of cells located in reticular connective tissue, and are associated primarily with phagocytosis and... Read More
Autoimmune disease
Definition noun, plural: autoimmune diseases A type of disease as a result of an immune response of the body against own... Read More
How Celiac Disease Affects The Digestive System
Celiac disease is a condition that affects the digestive systems of many individuals all over the world, and in this... Read More
Immunodeficiency
Immunodeficiency Inabillity to mount a normal immune response. Immunodeficiency can be due to a genetic disease or acquired... Read More
Immunology
Immunology (Science: study) a subfield of biology that deals with the study of antigens and the immuneprocess and how humans... Read More
Prodromal period
There are five stages (or phases) of a disease. (Hattis, 2020). These stages are (1) Incubation period, (2) Prodromal... Read More
Inoculation
Inoculation Definition In Immunology, inoculation is defined as the process of introducing an antigenic substance or... Read More
Eubacteria
Eubacteria are prokaryotic microorganisms consisting of a single cell lacking a nucleus and containing DNA is a single... Read More
Immunoglobulin
Definition noun, plural: immunoglobulins (1) Any of several classes of structurally related glycoproteins in the blood... Read More
Endocytosis
Endocytosis Definition What is endocytosis in biology? Endocytosis is a cellular process by which a cell internalizes any... Read More
Memory cell
Definition noun, plural: memory cells A long-lived immune cell that has the ability to recognize a foreign particle that it... Read More