Definitions
from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun The biologically active form of the amino acid tryptophan, which is capable of being incorporated into proteins, such as the neurotransmitter serotonin. It is sold as a dietary supplement for use as a sleep aid.
Etymologies
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Examples
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No matter the source of tryptophan, the biosynthesis begins with the decarboxylation of L-tryptophan (step 1).
Enterprising chemistry majors at Georgetown Joel Achenbach 2010
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EMS affected thousands of individuals around the world after a manufacturer made a minuscule change in the manufacturing of an amino acid food supplement, L-tryptophan.
The Autoimmune Epidemic Donna Jackson Nakazawa 2008
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EMS affected thousands of individuals around the world after a manufacturer made a minuscule change in the manufacturing of an amino acid food supplement, L-tryptophan.
The Autoimmune Epidemic Donna Jackson Nakazawa 2008
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It is better not to have anything before bed but at least a high protein snack will not only prevent the hormone roller coaster, but also may provide L-tryptophan, an amino acid needed to produce melatonin.
Dr. Frank Lipman: Sleep Tips: Top 10 Sleep Mistakes And Their Solutions 2010
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Links to human hazards, such as the genetically engineered L-tryptophan disaster of 1989, which killed scores of Americans and permanently injured thousands more, or experiments in 1999 in the UK by renowned scientist Arpad Pusztai, have been literally suppressed.
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Which means, he says, that I am a candidate for a technique called EMDR—eye movement desensitization and reprocessing—to go along with the omega-3 fatty acids and L-tryptophan and maybe some SAM-e that he is recommending for my depression and ADHD.
MANUFACTURING DEPRESSION Gary Greenberg 2010
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L-tryptophan releases serotonin, a sleep-inducing brain chemical.
The 17 Day Diet Dr. Mike Moreno 2010
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It impairs the absorption of L-tryptophan, the major precursor in the synthesis of serotonin.
Pennsylvania Psychiatrist and Aspartame Expert Endorses Hawaii and New Mexico Aspartame Legislation 2009
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First, shoplift a bottle of L-tryptophan (much easier to get out of the store than a 15 pound butterball).
Lesley Stern: How to Live On $0 a Day: Saving a Cherished American Holiday 2009
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[15] William Crist, Investigative report on L-tryptophan, found at www. biointegrity.org
Seeds of Deception: 10-pg summary by Author Jeffrey M. Smith 2009
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