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Neurotransmitter in Medical News

Avipaxin Is First Entrant in Medical Arsenal for Neuro-Endocrine-Immune Connection(C) Product and Testing Protocols

... These studies also revealed a decrease in the neurotransmitter norepinephrine and an increase in the neurotransmitter serotonin. Historically, ... cytokine levels lead to imbalances in neurotransmitter concentrations and raised hormone (cortisol) ...

Membrane fusion at the synapse: Janus faced synaptotagmin-1 helps to keep the fast pace

... were involved in facilitating fast neurotransmitter release. When the neuron is in a pre-synapse ... with its host plasma membrane. This allows the neurotransmitter to diffuse to the postsynaptic part of the ... on the other site of the synapse detects the neurotransmitter via receptors and converts it again into ...

21st Congress of the College of Neuropsychopharmacology, Aug. 30-Sept. 3, 2008, Spain

... and neuromodulators. Disturbances in neurotransmitter function are seen as the main cause of mental ... Parkinsons or Alzheimers disease. To understand neurotransmitter function in mental health and disease, ECNP has ... new drugs acting on specific receptors within a neurotransmitter system. These drugs should be designed to allow ...

Deafness and seizures result when mysterious protein deleted in mice

... The missing protein is a particular vesicular neurotransmitter transporter, a machine within nerve cells that ... neural communication in the brain. While the neurotransmitter glutamate is the major excitatory messenger in the brain, the neurotransmitter GABA is the major inhibitory messenger, sending ...

Vulnerability to Stress Linked to Brain Molecule

... Study with mice reveals heightened activity of neurotransmitter dopamine THURSDAY, Oct. 18 (HealthDay ... the frequency of nerve activity using the neurotransmitter dopamine," Krishnan said. "That subsequently ... that prevent the release of dopamine." A neurotransmitter is a molecule that sends signals from one nerve ...

New study: pine bark extract boosts nitric oxide production

... the expansion of arteries in response to the neurotransmitter acytelcholine. After two weeks of ... a pronounced blood flow increase in response to neurotransmitter stimulation. Acetylcholine stimulates the ... heavy physical activity, nerves release neurotransmitter acetylcholine to arteries supplying muscles, ...

UT Southwestern researchers reveal how the brain processes important information

... Researchers at UT Southwestern Medical Center have shed light on how the neurotransmitter dopamine helps brain cells process important information. Researchers ... event, they then exposed the cells to a selective dopamine-like neurotransmitter agent and repeated the stimulation. By comparing the effects of the ...

UCI researchers find new way to fight cocaine addiction

... MCH in these brain cells limited cocaine cravings. Dopamine is a neurotransmitter essential to the normal functioning of the central nervous system. It also ... in the brain during eating, sex and drug use. Heightened levels of the neurotransmitter have been detected in the nucleus accumbens of drug addicts. The study ...

Clues Found to Brain Mechanism Behind Migraines

... , an Italian university study on mice found that increased levels of the neurotransmitter glutamate in the brain appear to kick off a cortical spreading depression ... the FHM mutation. When the release of glutamate -- the major excitatory neurotransmitter in the brain -- was decreased to normal levels, the mice did not ...

Tri-Life Health Offers NTR Addiction Recovery Center in Fort Collins, CO

... program utilizes a modern and proven detox treatment called NTR, or neurotransmitter restoration, which treats the root cause of the addiction without ... offers a 10-day outpatient program that includes biochemical testing, neurotransmitter restoration (NTR), personalized counseling for relapse prevention, and ...

Brains of Bulimia Patients Wired Differently

... regulatory circuits implicated in this study are mediated by both the neurotransmitter dopamine and the neurotransmitter serotonin. So far, serotonin has been widely implicated in bulimia, ...

Bound by attention: Bringing rats and humans together

... if acetylcholine is involved in feature binding. Acetylcholine is a neurotransmitter that is important for attention and seemed like a good candidate for ... made them behave similarly to distracted humans, suggesting that the neurotransmitter acetylcholine is necessary for feature binding to occur. The authors note ...

Sensor Detects Levels of Brain Chemicals

... by Mayo Clinic researchers and colleagues. The wireless instantaneous neurotransmitter concentration sensor (WINCS) is surgically implanted in the brain to ... be part of a smart deep brain stimulation device that is able to regulate neurotransmitter systems in the brain to better treat diseases such as Parkinson's disease, ...

Brain's Serotonin May Explain Seasonal Mood Changes

... of the serotonin transporter, which helps regulate the mood-altering neurotransmitter serotonin, may help explain seasonal affective disorder and related mood ... believe this is related to variations in brain levels of serotonin, a neurotransmitter involved in regulating functions such as mating, feeding, energy balance, ...

Scientists identify another piece of the weight-control puzzle

... identifies another piece of this complex puzzle, demonstrating that the neurotransmitter GABA --one of the master communicators among neurons plays a role in ... effect." An alternate theory proposed that release of the GABA neurotransmitter was mediating the function of AgRP neurons, an idea that had long been ...

Dynamin drug discovery team win prestigious international epilepsy grant

... a potentially highly efficacious target that indirectly modulates neurotransmitter loading, leading to reduced epileptic synaptic transmission, while ... which replenishes synaptic vesicles prior to reloading and subsequent neurotransmitter release. Modulation of Dynamin limits the efficiency of SVE to retrieve ...

$1.3M NIH grant to fund Parkinson's disease study

... symptoms are a result of a deficit of dopamine in the brain. Dopamine is a neurotransmitter that's essential for movement; it also plays an important role in ... Bishop said. One possible treatment relates to glutamate, a neurotransmitter in the brain that can play a role in these memory processes, helping to ...

Are anxiety disorders all in the mind?

... Medicine, compared densities of elements of the serotonin and dopamine neurotransmitter systems in the brains of 12 people diagnosed with social anxiety disorder, ... that social anxiety disorder might be related to an imbalance of the neurotransmitter serotonin. This is the first time the brains dopaminergic system was ...

Parkinson's Drug May Fight Cancer

... have found very promising results," Basu said. Natural dopamine is a neurotransmitter in the brain that regulates movement and affects behavior. The drug is a ... chemical. "This is the first time it has been shown that an important neurotransmitter like dopamine is regulating the mobilization of these progenitor cells ...

Mayo Clinic study shows Parkinson's disease drug might work in cancer patients

... from growing and as a result, slow cancer progression. Dopamine is a neurotransmitter in the brain that regulates movement and affects behavior. In its ... expression. This is the first time it has been shown that an important neurotransmitter like dopamine is regulating the mobilization of these progenitor cells ...

Dr. Mei receives 2008 Mathilde Solowey Lecture Award in Neurosciences

... at excitatory synapses, communication points between neurons where the neurotransmitter glutamate excites cells to action. Both functions require ErbB4. The ... cloned ARIA, a protein that allows muscle cells to form receptors for the neurotransmitter acetylcholine and enabling communication with nerve cells. Dr. Mei is ...

Changes in narcoleptics' skin, core body temperatures affect their vigilance and sleepiness

... warming their hands and feet. Patients with narcolepsy lack a specific neurotransmitter in their brains. This neurotransmitter is responsible for the regulation of the sleep/wake rhythm. That is why ...

Proton-powered pooping

... Muscles usually contract when a neurotransmitter molecule is released from nerve cells onto muscle cells. But University of ... made the muscle contract. That indicated protons indeed were acting like a neurotransmitter to carry the signal for contraction from the intestine to the surrounding ...

Neurotransmitters in biopolymers stimulate nerve regeneration

... use a biodegradable polymer containing a chemical group that mimics the neurotransmitter acetylcholine to spur the growth of neurites, which are projections that ... neural activity, not just neuronal growth factors alone, so we thought a neurotransmitter might send the necessary signals, said Yadong Wang, assistant professor in ...

$2.2M NIH grant to develop drugs to suppress cocaine cravings

... hypothesis,' where cocaine is known to block the re-uptake of the neurotransmitter dopamine. "The higher levels of dopamine present in the cleft between ... also called 5-HT for its chemical name, 5-hydroxytryptamine. It is a neurotransmitter that controls a wide variety of behaviors, including anger, cognition, ...

Vanderbilt nets brain gene research center

... the gene networks that control serotonin systems in the brain. The neurotransmitter serotonin is central to brain biology: it participates in systems that ... right team for the job of understanding how genetic variability affects neurotransmitter systems in the developing brain, said Thomas Insel, M.D., director of the ...

Live recordings of cell communication

... and mental disorders like e.g. depression. Nerve signals travel from one neuron to another through vesicles - a nano-sized container loaded with neurotransmitter molecules. A vesicle fuses with the membrane surrounding a neuron, releases neurotransmitters into the surroundings that are detected by the next ...

Addrenex Pharmaceuticals Announces Licensing Agreement With Dream Pharma

... Addrenex Pharmaceuticals is based in Durham, N.C., on the edge of Research Triangle Park. The company's mission is to explore the impact that neurotransmitter regulation has on a variety of diseases and disorders. Addrenex identified adrenergic regulation as its initial research focus. Adrenergic ...

Dementia induced and blocked in Parkinson's fly model

... according to Galvin. Shaw's lab has linked sleep loss to changes in the dopaminergic system of the brain, the part of the brain that produces the neurotransmitter dopamine and is at the center of the damage caused by Parkinson's. "In healthy flies, sleep deprivation decreases dopamine receptor production and ...

Older Diabetics Should Avoid Dementia Meds

... of baseline diabetes treatment and was strikingly high during the initial period of antipsychotic therapy." Other studies suggest that the neurotransmitter dopamine has a role in keeping blood glucose levels under control. The researchers noted that first-time antipsychotic users may get a disruption in ...

Photos: Don't Let Them See You Sweat This Summer

... over) such as breathing, the heart beat, and regulation of body temperature. In people with hyperhidrosis, this system may produce too much of the neurotransmitter that triggers the eccrine glands to produce sweat, or the eccrine glands may be overreactive. BOTOX((R)) is a registered trademark of ...

Hormones May Affect Neurological Disease Risk

... of Texas Medical Branch. They found that a number of estrogens acting through their receptors affect the dopamine transporter (DAT). Dopamine is a neurotransmitter in the brain that plays an important role in normal functioning of the central nervous system. "The significance of estrogen-coupled regulation of ...

Brain Imaging Study Sheds Light on Fibromyalgia

... Link found between gray matter and dopamine levels in patients FRIDAY, June 19 (HealthDay News) -- Changes in the levels of the neurotransmitter dopamine may explain brain gray matter reductions experienced by patients with fibromyalgia, a new study suggests. Previous research found an ...

Study Refutes Depression Gene Finding

... of the neurochemical serotonin increased the risk of depression, but only in people who had suffered numerous stressful events. Serotonin is a neurotransmitter known to be involved in depression and other mental illnesses. According to Merikangas, there may be as many as 40 genes governing serotonin ....

Wii-hab may enhance Parkinson's treatment

... the actual figure is much higher. Studies have shown that exercise and video games independently can increase the production of dopamine, a neurotransmitter deficient in Parkinson's patients. He suspects that's the case with the Wii's exercise effect. Dopamine also helps improve voluntary, functional ...

Jazz Pharmaceuticals to Present Data From First Phase III Study of Sodium Oxybate in Patients With Fibromyalgia

... Drug Administration by the end of 2009. About Sodium Oxybate Sodium oxybate is the sodium salt form of gamma-hydroxybutyrate, an endogenous neurotransmitter and metabolite of GABA. While the precise mechanism of action is unknown, the effects may be mediated in part through interaction with GABA(B) and ...

Got a Problem? Think About It Overnight

... over their morning performances." The researchers are unsure why REM sleep increases problem-solving skills. One hypothesis is that changes to neurotransmitter systems during REM sleep help the brain make those new associations between unrelated ideas. More information The National Sleep Foundation ...

Some OTC Sleep, Cold Meds Could Harm Aging Brain

... Nytol, Sominex, Tylenol PM and Unisom. All of these over-the-counter (OTC) drugs contain benadryl (diphenhydramine), a molecule that blocks the neurotransmitter acetylcholine. Acetylcholine is essential for normal functioning of the central and peripheral nervous systems, the researchers explained. "Before ...

Some Antidepressants May Thwart Tamoxifen's Effect on Breast Cancer

... with selective serotonin reuptake inhibitor (SSRI) antidepressants such as paroxetine (Paxil) or fluoxetine (Prozac). Besides working on the neurotransmitter serotonin, these drugs inhibit an enzyme called 2D6, necessary to convert tamoxifen into its main active metabolite, endoxifen. Women who have a ...

Ceregene Presents Additional Clinical Data from Phase 2 Trial of CERE-120 for Parkinson's Disease

... and gait, are caused by a loss of dopamine-containing nerve cells in the substantia nigra, which project their axons to the putamen. Dopamine is a neurotransmitter involved in controlling movement and coordination, so Parkinson's patients exhibit a progressive inability to initiate and control physical ....
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