- axonal guidance
General term for mechanisms that ensure correct projections by nerve cells in developing and regenerating nervous systems. Implies accurate navigation by growth cones, the highly motile tips of growing neuronal processes. See growth cone collapse.
Dictionary of molecular biology. 2004.
Look at other dictionaries:
Axon guidance — (also called axon pathfinding) is a subfield of neural development concerning the process by which neurons send out axons to reach the correct targets. Axons often follow very precise paths in the nervous system, and how they manage to find their … Wikipedia
neuronal guidance — See axonal guidance … Dictionary of molecular biology
Nerve guidance conduit — A nerve guidance conduit (also referred to as an artificial nerve conduit or artificial nerve graft, as opposed to an autograft) is an artificial means of guiding axonal regrowth to facilitate nerve regeneration and is one of several clinical… … Wikipedia
Netrin — 1 knockout disrupts thalamocortical projections topography. From Powell et al., 2008. Netrins are a class of proteins involved in axon guidance. They are named after the Sanskrit word netr , which means one who guide … Wikipedia
Neuroregeneration — refers to the regrowth or repair of nervous tissues, cells or cell products. Such mechanisms may include generation of new neurons, glia, axons, myelin, or synapses. Neuroregeneration differs between the peripheral nervous system (PNS) and the… … Wikipedia
Ocular dominance column — Ocular dominance columns are stripes of neurons in the visual cortex of certain mammals (including humans) that respond preferentially to input from one eye or the other. The columns span multiple cortical layers, and are laid out in a striped … Wikipedia
EPHA8 — EPH receptor A8, also known as EPHA8, is a human gene.cite web | title = Entrez Gene: EPHA8 EPH receptor A8| url = http://www.ncbi.nlm.nih.gov/sites/entrez?Db=gene Cmd=ShowDetailView TermToSearch=2046| accessdate = ] PBB Summary section title =… … Wikipedia
Sonic hedgehog — homolog (SHH) is one of three proteins in the mammalian hedgehog family, the others being desert hedgehog (DHH) and Indian hedgehog (IHH). SHH is the best studied ligand of the hedgehog signaling pathway. It plays a key role in regulating… … Wikipedia
SEMA3B — Sema domain, immunoglobulin domain (Ig), short basic domain, secreted, (semaphorin) 3B, also known as SEMA3B, is a human gene.cite web | title = Entrez Gene: SEMA3B sema domain, immunoglobulin domain (Ig), short basic domain, secreted,… … Wikipedia
Eph receptor — In molecular biology, ephrins and Eph receptors are components of cell signaling pathways involved in animal development, and implicated in some cancers. Eph receptors are classified as receptor tyrosine kinases (RTKs), and form the largest sub… … Wikipedia