morphogen


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mor·pho·gen

 (môr′fō-jĕn′)
n.
Any of various chemicals in embryonic tissue that influence the movement and organization of cells during morphogenesis by forming a concentration gradient.

morphogen

(ˈmɔːfəʊdʒən)
n
(Biology) a chemical found in tissue that influences cell development during morphogenesis by forming a concentration gradient
References in periodicals archive ?
A morphogen gradient of Wnt/beta-catenin signalling regulates anteroposterior neural patterning in Xenopus.
Thus, parafibromin integrates and converts signals conveyed by these morphogen pathways into appropriate transcriptional outputs in a tyro sine phosphorylation/dephosphorylation-regulated manner.
This pattern of expression suggests a role for IGF-I as a sebaceous mitogen and morphogen [15].
BMP-2 is a key morphogen for transcriptional activation of osteoblast lineage commitment and hence influence bone metabolism and strength (Banerjee et al.
A symbiont-derived morphogen is tracheal cytotoxin (TCT), a fragment of the bacterial envelope component peptidoglycan, which works in synergy with a second envelope component, lipopolysaccharide (LPS), to trigger a morphogenesis nearly indistinguishable from the developmental program that occurs naturally (Koropatnick et al.
Mice injected with these MPs show improved acetylcholine-evoked relaxation of the aorta and induce NO production directly by the hedgehog morphogen pathway, which involves PI3K and protein kinase B (Akt) (29).
Citation: "A microparticle approach to morphogen delivery within pluripotent stem cell aggregates"; Andres M.
The research does not nix the theory - called the morphogen theory - but science may now have a hypothetical tiger by the tail as they try to figure out this aspect of how Nature works.
A tissue-specific enhancer confers Pit-1-dependent morphogen inducibility and autoregulation on the Pit-1 gene.
Although the detailed mechanism of STS action as a neurogenic morphogen remains unclear, it seems that it is associated with the inhibition of some protein kinases which may contribute to neurite outgrowth [7].
Generation of a novel wing colour pattern by the Wingless morphogen.
Generation and interpretation of morphogen gradients.