Sentence examples for central availability from inspiring English sources

The tryptophan ratio, which is the ratio of tryptophan to the summed concentrations of phenylalanine, tyrosine, isoleucine, leucine and valine, was determined as a measure for central availability of tryptophan for serotonin synthesis.

The tyrosine ratio was determined as a measure for central availability of tyrosine for dopamine and norepinephrine synthesis and was calculated as the concentration of tyrosine divided by the sum of the concentrations of phenylalanine, tryptophan, isoleucine, leucine and valine.

Indeed this hypothesis is supported by acute tryptophan depletion studies, whereby, through a dietary intervention which limits the central availability of tryptophan, a state of reduced serotonin synthesis, metabolism and release is induced.

Central SERT availability declines with physiological aging [39], and our study included subjects older than those in the study by Koopman et al. [23].

Increased central leptin availability rapidly induces SOCS-3 expression in adipose tissue [34] and markedly lowers circulating adiponectin levels in normal and ob/ob mice [35].

Central tryptophan availability mainly depends on competition by large amino acids for transport across the blood brain barrier (BBB).

Specific effects of fasting on neuroendocrine regulation, central serotonin availability and quality of sleep have been previously reported [ 28- 30] and point to potential mechanisms of symptom-relief in chronic pain syndromes.

In his testimony Tuesday, Mr. Paulson said Fannie and Freddie "are central to the availability of housing finance, which will determine the pace at which we emerge from this housing correction".

"What's less commonly understood is that beyond poor mental health, it can also be associated with the development of other illnesses such as diabetes, obesity and cholesterol issues, because cortisol is also central to glucose availability, blood pressure and immune function, so identifying these children is important".

A survey sent by the European Society of Radiology ESRR) at the end of 2013 to each of its affiliated European national radiological societies1 showed that 58%% out of the 33 responders related a restriction in access to central funding or availability difficulties.

Furthermore, in a recent study, central 5-HTT availability was found to be lowest for heterozygous subjects [ 45].