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Tag: "dopamine" at medical news

Lab Tests Throw Up New Path for Parkinson's

...rvous system. The new molecule, called conserved dopamine neurotrophic factor (CDNF), prevents the degeneration of cells that produce the key brain chemical dopamine and can even help damaged cells to recover. Tested on lab rodents engineered to have Parkinson's, ...

Two In One Drug For Smokers And Drinkers

...ette smoke, an action that leads to the release of dopamine in the brain's pleasure centers. Taking the drug blocks any inhaled nicotine from enhancing that effect. Varenicline has been available as a smoking cessation aid for nearly a year in the U.S. and the European Union, and as well as being safe it doe...

Parkinsons Disease Protein Pathway Identified

... the brain that produce dopamine. This lowering of dopamine leads to decreased stimulation of the brain's motor cortex. Although scientists have not known the exact cause of the loss of these dopamine-producing neurons, they believe it is related to dysfunctional mitochondria and oxidative stress. Mitochond...

Protein Pathway Involved in Parkinson Disease Development Identified

... the brain that produce dopamine. This lowering of dopamine leads to decreased stimulation of the brain's motor cortex. Although scientists have not known the exact cause of the loss of these dopamine-producing neurons, they believe it is related to dysfunctional mitochondria and oxidative stress. Mitocho...

Gene Therapy for Parkinsons Disease

...d by a progressive depletion of the brain chemical dopamine in the substantia nigra. These dopamine-containing...tion used in Parkinson's is L-dopa, which replaces dopamine in cells that are still working normally. Over time, the cell death is so massive that the effects o...

Second-hand Smoke Exposure in Pregnancy Linked to Kids' Psychological Problems

...pathology in humans. "Evidence suggests that the dopamine system in the brain gets over stimulated during pregnancy. Dopamine is a brain chemical that plays an important role in behavior and cognition, among other functions," Beauchaine said. "As a consequence, children who were exposed to smoke in utero ...

Exercise Stimulates Production of New Brain Cells

...shown that drug abusers have lowered levels of the dopamine D2 receptor in the brain's reward system. It has b...l environmental factors can regulate levels of the dopamine D2 receptor in the brain. Different individuals may have differing sensitivity to how stress lower...

New Braincells can Be Induced by Exercise

...shown that drug abusers have lowered levels of the dopamine D2 receptor in the brain's reward system. It has b...l environmental factors can regulate levels of the dopamine D2 receptor in the brain. Different individuals may have differing sensitivity to how stress lower...

First Ever Patch Drug To Treat Parkinsons Symptoms Approved

...ne present in the Neupro patch works by activating dopamine receptors in the brain, imitating the neurotransmi... Rotigotine is a member of a class of drugs called dopamine agonists, which mimic dopamine's effects. Other Parkinson's disease drugs are given orally. Those ...

Now a Green Agenda for Mental Health

...onin (also known as 5-HT), norepinephrine (NE), or dopamine (DA). Specifically, serotonin acts as a chemical messenger in the brain. Its job is to pass signals from one nerve ending to the next. Once it delivers its signal or message, serotonin is taken up by the nerve tissue and broken down for the brain a...

Patients Affected by Parkinsons may Be Benefited from Treadmill Exercise

... in the body, the researchers looked at changes in dopamine levels. They observed that the subjects with cell loss had an effect on dopamine levels after they exercised, while normal subjects showed less of a difference in levels. "Our st...

Compound Present in Plant may Help to Curb Craving for Cannabis

...ceive synthetic THC, levels of the reward chemical dopamine normally shoot up in the nucleus accumbens, but the plant extract blocked the release of dopamine in this brain region. "The increases in dopamine are virtually non-existent because of MLA," the N...

Exposure to Smoking in Prenatal Stage Increases ADHD Risk in Children

... child has either or both of two specific forms of dopamine pathway genes (DAT and DRD4), and was exposed to cigarette smoking in utero, the risk for having combined type ADHD (many inattention and hyperactive/impulsive symptoms) increased 3 to 9 fold," explained Dr. Rosalind, one of the studys authors. "T...

Emory Participates in Study to Slow Progression of Parkinson's Disease

...f PD, creatine was able to prevent the loss of the dopamine cells in the brain, the same cells that are also a... or less with levodopa or other drugs that improve dopamine transmission in the brain. Many of the symptoms of PD result from the loss of dopamine, a brain chem...

Michael J. Fox Foundation Awards $710,000 to Understanding of Parkinson's Disease Subtypes

...cal trial endpoint -- time to disability requiring dopamine replacement therapy. She will use PRECEPT data to validate an earlier study she conducted in the DATATOP population. This previous study examined factors including smoking, disease duration, and tremor as an initial symptom. Stephen Van Den Eeden, ...

Test Drug Seen as Best Hope in Decades for Tackling Parkinson's

...atment for high blood pressure, rejuvenated ageing dopamine cells, the brain cells whose death causes Parkinso...nteers. "Our hope is that this drug will protect dopamine neurons, so that if you began taking it early enough, you won't get Parkinson's disease, even if you...

Neural Stem Cells Reduce Parkinsons Symptoms in Monkeys

... Parkinsons disease is caused by a degeneration of dopamine neurons in an area of the midbrain known as the substantia nigra, which is responsible for dopamine production. Reduced production of dopamine in late stage Parkinsons causes symptoms such as severe ...

Simple Changes in Diet Could Improve Sex Life of Women

... and eat libido foods. Fish oil has a chemical - dopamine - that could bring in a feel-good factor. The chem...e emotions of anticipation and desire. Boosting dopamine levels in the brain has shown to be incredibly successful at treating sexual dysfunction - and sever...

How Morphine Affects Memory

...e synapses occurred between inhibitory neurons and dopamine neurons. The inhibitory cells in a healthy brain...e also had a similar effect, due to the release of dopamine triggered by the intoxicant. The study is published in the Journal Nature....

Exhaustive Study to Expand the Efficacy of Drug L-dopa for Parkinson's

...truction of brain cells which produce dopamine. As dopamine levels fall, the symptoms of Parkinson’s shows up ...ellular communication by simply restoring the lost dopamine with L-dopa. Though this therapy is effective for sometime, yet it is unable to halt the gradual dec...

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