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Parkinson's & Movement disorders news

Neuroscience

Q&A: New diagnostics and treatments for ALS and dementia—a key protein may point the way

The two neurodegenerative diseases could not appear more different. Amyotrophic lateral sclerosis (ALS), sometimes called Lou Gehrig's disease, affects the muscles, ultimately paralyzing people with the disorder. Frontotemporal ...

Neuroscience

Protein ubiquilin-2 found to promote Parkinson's-linked α-synuclein aggregation

Parkinson's disease (PD) is an age-related, progressive neurodegenerative disorder. The hallmark of PD pathogenesis is the Lewy bodies (LBs) that accumulate in neurons in the substantia nigra region of the brain, damaging ...

Neuroscience

Brain markers could yield early clues into Parkinson's disease

Parkinson's disease affects more than 1.1 million people in the United States, progressively damaging the brain cells that control movement. By the time symptoms like tremors appear, patients have already lost around half ...

Parkinson's & Movement disorders

Untreated sleep apnea raises risk of Parkinson's, study finds

New research reveals that people with untreated obstructive sleep apnea have a higher risk of developing Parkinson's disease. However, they can significantly reduce the risk by improving the quality of their sleep by using ...

Neuroscience

Pause and rewind: How the brain keeps time to control action

Whether speaking or swinging a bat, precise and adaptable timing of movement is essential for everyday behavior. Although we do not have sensory organs like eyes or a nose to sense time, we can keep time and control the timing ...

Parkinson's & Movement disorders

Evidence builds for disrupted mitochondria as cause of Parkinson's

For decades, scientists have known that mitochondria, which produce energy inside our cells, malfunction in Parkinson's disease. But a critical question remained: do the failing mitochondria cause Parkinson's, or do they ...

Alzheimer's disease & dementia

What polymers can teach us about curing Alzheimer's disease

Researchers from Tokyo Metropolitan University have applied ideas from polymer physics to illuminate the mechanism behind a key pathology in Alzheimer's disease, the formation of fibrils of tau proteins. They showed that ...

Genetics

New genetic test targets elusive cause of rare movement disorder

Scientists at Brigham and Women's Hospital and Harvard Medical School have developed a targeted genetic test to improve diagnosis for X-linked dystonia-parkinsonism (XDP), a rare and disabling movement disorder that affects ...

Neuroscience

Removing toxic proteins before they can damage motor neurons

University of Wollongong (UOW) scientists have developed a breakthrough therapy that clears toxic proteins from nerve cells—a discovery that advances the work of the late Professor Justin Yerbury and could transform the ...

Parkinson's & Movement disorders

Personalized care can ease Parkinson's pain

Every 27 minutes, someone in Australia is diagnosed with Parkinson's disease. Best known for its tremors, movement and balance issues, it also brings another, often overlooked burden—persistent pain.

Neuroscience

New electrical signature of Parkinson's disease identified

What happens in the brain when a person experiences the characteristic movement symptoms of Parkinson's disease? Researchers around the world are seeking answers through various approaches. One of these builds on a treatment ...

Genetics

Common genetic causes across motor neuron diseases identified

Motor neuron diseases, such as amyotrophic lateral sclerosis (ALS) and hereditary spastic paraplegia (HSP), share physical similarities but have been largely viewed as genetically distinct. However, an analysis led by investigators ...