signal molecule

signal molecule

[′sig·nəl ‚mäl·ə‚kyül]
(biochemistry)
A molecule produced by a signaling cell.
References in periodicals archive ?
The expression of LacZ causes the bacterium to turn blue if plated on a special agar, thus producing visual confirmation that the signal molecule has been received.
Researchers at Karolinska Institutet show that the signal molecule TGF-beta acts as a time signal that regulates the nerve stem cells' potential at different stages of the brain's development, knowledge that may be significant for future pharmaceutical development.
The mechanism through which QS signals work is by activating gene expression upon interaction of a QS signal molecule with a receptor protein.
Nitric Oxide is a signal molecule which has a role in regulating airway muscle tone, vasodilatation, ventilation and perfusion, neuro-signaling, epidural defense, erectile function and stern cell differentiation.
The volume is divided into five sections covering the nitrogen cycle, plant-soil microbe interactions, epi- and endo-phytic microbes, arthropods, and environmental signaling in nitrogen acquisition, and individual papers address topics such as actinorhizal symbioses, plant defense proteins, flavinoids in legume-rhizobia interactions, and nitric oxide as a signal molecule in bacteria-plant interactions.
Also, like Nitragin, they are active in researching and in the process of commercializing the exciting new LCO technology--a signal molecule that begins and enhances growth in the root and shoot of the plant.
However, a single bacterial species can use more than one signal molecule, and it may respond to each molecule in a different manner.
Mr Furchgott, a pharmacologist at the State University of New York in Brooklyn, established in 1980 that blood vessels dilate, or become wider, because their surface cells - the endothelium - produce an unknown signal molecule that makes their smooth mu scle cells relax.
With this powerful signal molecule appearing on the scene, the time is ripe to use the information discovered by molecular biologists in further ecological studies.
These bacteria communicate via the signal molecule dialkylresorcinol, which recognised the associated LuxR receptor.
Washington, June 4 (ANI): A new study has shed light on why the normally transient inflammatory response is not turned off and becomes chronic, secreting a signal molecule that promotes atherosclerosis.
Nitric Oxide is a ubiquitous signal molecule which has a role in regulating airway muscle tone, vasodilatation, ventilation and perfusion relationships, neuro-signaling, epidural defense, erectile function and stem cell differentiation.