Six Parkinson's disease facts
Brought into the limelight by actor Michael J. Fox, Parkinson's disease affects the body's ability to control movement.
Apr 7, 2025
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Amino Acids, Peptides, and Proteins: News and Research on Phenylalanine
MeSH tree: D12.125.072.050.685
Levodopa may improve motivation in depression linked to high inflammation
A study from Emory University suggests that levodopa, a medication that increases dopamine levels in the brain, may help treat individuals with depression who experience motivational impairments due to high inflammation. ...
Mar 20, 2025
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Brain study challenges long-held views about Parkinson's movement disorders
University of Arizona researchers have revealed new insights into one of the most common complications faced by Parkinson's disease patients: uncontrollable movements that develop after years of treatment.
Jan 3, 2025
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Clinical trial shows propranolol reduces tremors in Parkinson's disease
The standard medication levodopa does not always work against tremors in Parkinson's disease, especially in stressful situations. Propranolol, however, does work during stress, providing insight into the role of the stress ...
Dec 23, 2024
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Limiting intake of a non-essential amino acid brings surprising benefits in fruit fly study
Feeding female fruit flies a diet low in the amino acid tyrosine improves their ability to endure food shortage, reduces their reproductive output, and causes them to live longer, RIKEN researchers have found. The findings, ...
Dec 12, 2024
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Researchers identify a potential biomarker of Parkinson's disease progression
A team of researchers from the University of Barcelona and the Bellvitge Biomedical Research Institute (IDIBELL) has identified a potential biomarker of Parkinson's disease progression. According to the study, published in ...
Nov 12, 2024
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Challenging current understanding, study reveals rapid release of dopamine not needed for initiating movement
The chemical messenger dopamine is an essential catalyst that fuels activities and behaviors ranging from movement to cognition and learning. However, neuroscientists have long debated whether these functions rely on rapid ...
Oct 16, 2024
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Brain molecule reverses movement deficits of Parkinson's, offering new therapeutic target
A research team from the University of California, Irvine is the first to reveal that a molecule in the brain—ophthalmic acid—unexpectedly acts like a neurotransmitter similar to dopamine in regulating motor function, offering ...
Oct 4, 2024
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Randomized trial investigates the neurochemical underpinnings of the placebo effect
New findings argue against a direct causal role for dopamine during the experience of a treatment effect in the establishment of positive treatment expectations and placebo analgesia in healthy volunteers, according to a ...
Sep 24, 2024
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Inherited changes in BRCA genes linked to increased risk of multiple myeloma
A significant number of multiple myeloma patients may have an inherited but previously unrecognized risk of developing the disease—a type of blood cancer that affects plasma cells. That's the finding of a genetic study that ...
Sep 17, 2024
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