Search Results for: target cell
Autocrine signaling
Autocrine Signaling Definition What is autocrine signaling? Autocrine signaling is a type of cell signaling wherein a cell... 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
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
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
Axon hillock
Axon Hillock Definition What is axon hillock? If you are familiar with the different parts of the neuron, the axon hillock... Read More
Selectively-permeable membrane
Selectively Permeable Membrane Definition We can define selectively permeable membranes as those that are selectively... Read More
Neural Control Mechanisms
Nerve cells called neurons generate electric signals that pass from one end of the cell to another and release chemical... 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
Homeostatic Mechanisms and Cellular Communication
Homeostasis is the relatively stable conditions of the internal environment that result from compensatory regulatory... Read More
Endocytosis
Endocytosis Definition What is endocytosis in biology? Endocytosis is a cellular process by which a cell internalizes any... Read More
Cell signaling
Definition noun The process of communication occurring between the cells and within the cell Supplement Cell signaling is... Read More
Carrier protein
Carrier protein is a type of cell membrane protein involved in facilitated diffusion and active transport of substances out... Read More
The Human Nervous System
The nervous system is essentially a biological information highway, and is responsible for controlling all the biological... Read More
Hormone Production
Reviewed by: Mary Anne Clark, Ph.D. Hormones are chemical messengers produced by glands in the endocrine system.... Read More
Steroid hormone
Definition noun, plural: steroid hormones A type of steroid that acts as a hormone, and that which is exemplified by sex... Read More
Mexican hat cell
Mexican hat cell --> target cell An erythrocyte in target cell anaemia, with a dark centre surrounded by a light band... Read More
Electroporation
Definition noun, plural: electroporations A non-chemical method that transfers the genetic material into the recipient cell... Read More
Sonoporation
Definition noun A mechanical method of delivering molecules into the cell using sound, e.g. ultrasonic... Read More
Phosphorylation
Phosphorylation Definition We can define phosphorylation as a biochemical process in which a phosphate molecule is added to... Read More
RASER proteins selectively “hack” and “shut down” cancer cells
According to World Health Organization, cancer is the second leading cause of death worldwide. The record showed that it... Read More
Principles of Hormonal Control Systems
Hormones are chemical messengers that enter the blood directly upon their secretion from endocrine glands. A single gland or... Read More
Homeostasis
Homeostasis is the tendency not to stray from the range of favorable or ideal internal conditions. Such conditions must be... Read More
Biological Cell Defense
Organisms must find a means of defense against antigens such a viruses described on the previous tutorial. If this was not... Read More
Deoxyribonucleic acid
Deoxyribonucleic Acid (DNA) Definition A nucleic acid refers to any of the group of complex compounds made up of linear... Read More
Impalefection
Definition noun A method of delivering large molecules into cells using nanomaterials, such as carbon nanofibers, carbon... Read More