Search Results for: t-lymphocytes
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
Lymphocyte
Definition noun, plural: lymphocytes The white blood cell of the blood derived from the stem cells of the lymphoid series of... 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
Lymphopoiesis
Definition noun The hematopoiesis of lymphocytes Supplement Hematopoiesis is the process of forming new blood cellular... Read More
Passive and Active Types of Immunity
The previous tutorial investigated the role of white blood cells in phagocytosis. White blood cells are also responsible... Read More
T-helper cell
Definition noun, plural: T-helper cells A type of T lymphocyte that assists by activating antigen-presenting leukocytes,... Read More
Cytotoxic T cell
Definition noun, plural: cytotoxic T cells A T cell responsible for inducing death to target cells (e.g. infected somatic... Read More
Leukocytosis
What Is Leukocytosis? Leukocytosis is a condition wherein the number of White Blood Cells (WBCs) is increased above the... Read More
Alloimmunity
Definition noun, plural: alloimmunities (immunology) A type of immunity that produces an immune response that is attacking... Read More
Plasma B cell
Definition noun, plural: plasma B cells A large B lymphocyte that when exposed to antigen, produce, and secrete large... Read More
Memory T cell
Definition noun, plural: memory T cells A long-lived T cell that bears receptors for an antigen during its encounter with a... Read More
Phospholipid
What is a phospholipid? Phospholipids are a subgroup of lipids. Other major types of lipids are fatty acids, sphingolipids,... Read More
Lymph glands
Lymph gland --> lymph node (Science: anatomy) small bean-shaped organ made up of a loose meshwork of reticular tissue in... Read More
Lymphoid tissue
Lymphoid tissue (Science: anatomy) tissue that is particularly rich in lymphocytes (and accessory cells such as macrophages... Read More
Plasmablast
Definition noun, plural: plasmablasts An antibody-producing stem cell that could give rise to another of its kind or... 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
Circulation
Blood Blood is composed of a liquid, plasma, and blood cells such as erythrocytes (red blood cells,) leukocytes (white... Read More
Natural active immunity
Definition noun An active immunity acquired by experiencing and having recovered from a disease. Supplement Active immunity... Read More
Null cells
null cells large granular lymphocytes that lack surface markers/membrane associated proteins of either B or t... Read More
Langerhans cell
Definition noun, plural: Langerhans cells An antigen-presenting (dendritic) cell characterized by the presence of Birbeck... Read More
Phytohemagglutinin
Definition noun, plural: phytohemagglutinins A hemagglutinin derived from a plant, especially... Read More
Lymphoid cell
Definition noun, plural: lymphoid cells (1) Any of the cells that mediate the production of immunity, including lymphocytes,... Read More
Autoimmunity
Definition noun, plural: autoimmunities A type of immunity wherein the immune response is directed against own body,... Read More
Lymphokines
Lymphokines Released by t cells during the cellular immune response. soluble protein factors generated by activated... 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
Phagocytosis
Phagocytosis Definition Phagocytosis is a basic physiological cellular process wherein a cell ingests a solid particle... Read More
Soldiers patches
soldier's patches --> milk spots white plaques of hyalinised fibrous tissue situated in the epicardium overlying the right... 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
Cell adhesion
Cell Adhesion Definition Cell adhesion is the process in which a cell uses a specialized complex of proteins to get... Read More
Cell-mediated immunity
Cell-mediated immunity (Science: immunology) immune response that involves effector t lymphocytes and not the production of... Read More
Target cell
target cell An erythrocyte in target cell anaemia, with a dark centre surrounded by a light band that again is encircled by... Read More