39 results found

Search Results for: dendritic

Dendrite

Dendrite Definition Dendrites are the protoplasmic projections from the neuron cells that receive the electrochemical... Read More

Monocyte

Monocytes Definition Monocytes are a subset of white blood cells (WBCs) or leukocytes that originate in the bone marrow.... Read More

Leukocyte

Leukocytes, also called the white blood cells (WBCs), inhabiting our immune system are the cells that exhibit astonishing... 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

Antigen

Antigen Definition What is an antigen? A simple definition is that an antigen refers to any substance that triggers an... Read More

Common lymphoid progenitor cell

Definition noun The progenitor cell in the lymphoid lineage capable of differentiating into lymphocyte and lymphoid... Read More

Lacuna

Definition of Lacuna What is lacuna? The word "lacuna" (noun, plural: lacunae) is derived from the Latin word- 'lacus',... Read More

Phagolysosome

Definition noun plural: phagolysosomes (cell biology) A cytoplasmic body that forms from the fusion of phagosome and... Read More

Phagosome

Definition noun plural: phagosomes phag·o·some, ˈfæg əˌsoʊm (cell biology) A vesicle that forms by pinching off... Read More

Phagocytosis

Phagocytosis Definition Phagocytosis is a basic physiological cellular process wherein a cell ingests a solid particle... Read More

Histiocyte

Definition noun, plural: histiocytes A reticular connective tissue macrophage or a dendritic cell, derived from the bone... Read More

Osteocyte

Osteocyte Definition The osteocyte is a mature bone cell. Other bone cell types are osteoprogenitor cells, osteoblasts, and... Read More

Host cell

Host Cells Definition What is a host cell? A host cell is a living cell that serves as a shelter and a food source to the... Read More

Endocytosis

Endocytosis Definition What is endocytosis in biology? Endocytosis is a cellular process by which a cell internalizes any... Read More

Epidermis

Epidermis Definition What is the epidermis? We can define the epidermis as one or more layers of cells forming the tough... Read More

Cell differentiation

Cells are often described as the building blocks of life as they are the smallest unit used to build up organisms. Cells can... Read More

Phagocyte

Definition noun, plural: phagocytes Any of the cells specialized in engulfing and destroying foreign particles, as well as... Read More

Integumentary system

Integumentary System Definition The integumentary system is the outermost layer of the body. The animal body, in... Read More

Langerhans cell

Definition noun, plural: Langerhans cells An antigen-presenting (dendritic) cell characterized by the presence of Birbeck... Read More

Mononuclear leukocyte

Definition noun, plural: mononuclear leukocytes A leukocyte characterized by having a nucleus with only one lobe, as opposed... Read More

Metamyelocyte

Definition noun, plural: metamyelocytes A cell derived from myelocyte and develops into a band cell during... Read More

Thrombopoiesis

Definition noun, plural: thrombopoieses (1) Thrombocytopoiesis, i.e. the process of producing thrombocytes (2)... Read More

Melanocyte

Definition noun, plural: melanocytes A type of pigment cell that, in particular, produce melanin, and occurs in the... Read More

Yellow fever virus

Definition noun, plural: yellow fever viruses A Flavivirus species containing positive-sense, single-stranded RNA with about... Read More

Nervous System

    THE is the most complicated and highly organized of the various systems which make up the human body. It is the... Read More

Axon terminal

An axon terminal is any of the button-like endings of axons through which axons make synaptic contacts with other nerve... Read More

Inhibitory postsynaptic potential

Inhibitory Postsynaptic Potential Definition An inhibitory postsynaptic potential is a type of synaptic potential. It is... Read More

Osseous tissue

What Is Bone Or Osseous Tissue? Osseous tissue is the structure providing, hard and mineralized connective tissues. Osseous... Read More

Granulopoiesis

Definition noun The hematopoiesis of granulocytes Supplement Hematopoiesis is the process of forming new blood cellular... Read More

Ganglion

Ganglia Definition What are ganglia? To simply define ganglia in biology, it is the structure of an oval shape that... Read More

Pinocytosis

Pinocytosis Definition What is pinocytosis?  Pinocytosis is the ingestion of extracellular fluids, i.e. the fluid... Read More

White blood cell

Definition noun, plural: white blood cells Any of the nucleated blood cells that lack hemoglobin, with a primary role in the... Read More

Band cell

Definition noun, plural: band cells A cell derived from metamyelocyte and develops into a mature granulocyte during... Read More

Pathogenicity

Definition noun, plural: pathogenicities The capability (of a pathogenic agent) to cause disease Supplement Pathogenicity... 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

Lymph nodes

Lymph nodes definition Lymph nodes are small, bean-shaped organs located in different parts of the body and act as... Read More

Ganglia

Ganglia Definition What are ganglia? To simply define ganglia in biology, it is the structure of an oval shape that... Read More

Pharynx

Lined with moist tissue, the pharynx is like a bustling biological highway that directs food and air to their respective... Read More

Hematopoiesis

Definition noun, plural: hematopoieses A biological process in which new blood cells are formed, and is usually taking place... Read More