Another characteristic of the process of enzyme induction is that it continues only as long as the inducer (in this case, lactose) is present; if cells synthesizing β-galactosidase are transferred to a medium containing no lactose, synthesis of β-galactosidase ceases, and the amount of the enzyme in the cells is diluted as they divide, until the original low level of the enzyme is reestablished.
Further regulation occurs in some operons: a molecule called an inducer can bind to the repressor, inactivating it; or a repressor may not be able to bind to the operator unless it is bound to another molecule, the corepressor.
This neuropeptide contacts the ovaries directly and causes formation of 1-methyladenine, an inducer of oocyte maturation and spawning.
But the prospect of fracking for oil and gas, a proven inducer of earth tremors, on Balcombe's doorstep has unleashed an earthquake on the local political landscape.
When ever has another great dose of the same been the inducer of change?
If substrate is present, it acts as an inducer by combining with the repressor so as to prevent its binding to DNA.
In a series of experiments, mice that were given a cytokine inducer underwent dramatic changes.
HeartMath, a creator of science-based solutions to reduce stress, recently turned to a stress inducer, technology, to create a tool to help users achieve serenity.
It is frenzy-inducing at a level lower than Justin Bieber or Taylor Swift but not much else, a reliable shriek inducer in girls who have not yet decided that shrieking doesn't become them.
If you have trouble falling asleep or often awaken during the night and can't get back to sleep, you could try taking supplements of melatonin, the body's natural sleep inducer.
I wanted to avoid induction or surgery, so eight days postdate, I drank castor oil, said to be a homeopathic labor inducer, and it worked.
