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NMDA in Medical News

Animal model for schizophrenia identifies a novel approach for treating cognitive impairments

...NMDA) glutamate receptors. Functional deficits in nmda receptors may contribute to the underlying neurobi...he first generation of studies trying to stimulate nmda receptors administered large amounts of substances...like glycine or D-serine, which indirectly enhance nmda receptor function. While there were some positive...

Migraine prevention by targeting glutamate receptors?

...aineurs with drugs like ketamine, which acts on glutamate signaling through nmda receptors (functionally related to mGluR5) and the nmda antagonist memantine, suggest that mGluR5 could play a role in the "migrain...

Forest Laboratories, Inc. Reports Fiscal Year 2009 Fourth Quarter Reported EPS of $0.31 Including $0.45 Per Share Charge Related to the Ongoing United States Attorney's Office Investigation

...ntly, adolescents and generalized anxiety disorder in adults were $548.5 million, a decline of 5.0% from the year-ago period. Sales of Namenda(R), an nmda receptor antagonist for the treatment of moderate and severe Alzheimer's disease, totaled $243.8 million in the quarter, an increase of 7.7% from last...

UT Southwestern researchers reveal how the brain processes important information

...the dopamine agent, they could identify changes in nmda receptor responses. nmda receptors are proteins that mediate synaptic plasticity when activated. "The nmda responses changed to increase the cells' plasticit...

US Cancer Pain Market to Reach $5 Billion by 2018 - Cancer Patient Growth Drives Value

...r pain include novel delivery approaches for the opioid receptor agonist fentanyl (nine compounds), novel formulations of morphine (two compounds), an nmda receptor antagonist (intranasal ketamine), a topical combination of ketamine and amitriptyline (NP-1, for chemotherapy-induced neuropathy), an IM sodi...

Forest Laboratories, Inc. Reports Q3'09 Diluted Earnings Per Share of $0.62, Including $0.41 Per Share Charge for New Product Licensing Fees

...les declined 3.0% from the year-ago period primarily resulting from a decrease in market share in the anti-depressant market. Sales of Namenda(R), an nmda receptor antagonist for the treatment of moderate and severe Alzheimer's disease, totaled $240,851,000 in the quarter, growth of 10.1% from reported s...

The profound effects of numbing agents

...ts to pregnant women or infants. Compounds that either block excitatory nmda receptors or activate inhibitory GABA receptors in the brain are clinically...a Kaindl and colleagues treated 6-day old mice with two doses of either the nmda receptor blocker dizocilpine or the GABA receptor activator Phenobarbital a...

Glutamate: Too much of a good thing in schizophrenia?

...s demonstrate that these "knockout" animals show increased responses to the nmda glutamate receptor antagonist, MK-801. This drug causes the release of mor...School of Medicine and the VA Connecticut Healthcare System, comments: "The nmda receptor antagonist model and the EAAT1 knockout animal push us to take a f...

Forest Laboratories, Inc. Reports Fiscal Second Quarter 2009 Earnings per Share of $0.80

...Lexapro(R) (escitalopram oxalate), our SSRI for the treatment of depression and anxiety in adults, an increase of 4.4% from last year. Namenda(R), our nmda receptor antagonist for the treatment of moderate and severe Alzheimer's disease, recorded sales of $246,061,000 during the quarter, growth of 27.6% f...

Alzheimer's Drug May Reduce Preemie Brain Injury

...r. Memantine blocks a type of glutamate receptor in the brain called the nmda receptor. In premature babies, hypoxic-ischemia leads to over-activation of nmda receptors, resulting in a pattern of white-matter brain injury called periv...
NMDA in Medical Technology

Michael J. Fox Foundation Awards $2.4 Million for Validation of Nine Promising Therapeutic Targets for Parkinson's Disease

... 2005 initiative to screen small-molecule compound libraries for molecules that inhibit a certain type of brain receptor -- called the NR2D-containing nmda receptor -- in the basal ganglia, a part of the brain involved in Parkinson's disease. His new award will allow him to take this work to the next leve...

NARSAD Researchers Identify Specific Genes and Family Traits Linked to Schizophrenia, Bipolar Disorder and Depression

...o acid homocysteine low. When homocysteine levels are too high, this interferes with the functioning of receptors located all over the brain -- called nmda ( N-methyl-D-aspartate) receptors -- that are critical to learning, memory, brain development, and general neural processing. However, what causes l...

Status of the E2007 (perampanel) Development Program

... the dopamine receptor or dopamine metabolism. They include the current Parkinson's disease treatments such as anti-cholinergic agents, nmda inhibitors, etc. Eisai is a Human Health Care Corporation striving for innovative solutions in prevention, cure and care for the health and well-bei...

Evotec's EVT 101 Shown to Penetrate the Brain in Man and to Modulate Brain Activity During the Performance of Cognitive Tasks

...-dose, 3-way cross-over study with its orally active NR2B subtype selective nmda receptor antagonist, EVT 101. The study was performed in 19 healthy young s...ncrease in blood flow in one specific region of the cortex, an area rich in nmda receptors which is considered to be significant for indications such as pai...

Novel Mechanism for Long-Term Learning Identified by Carnegie Mellon Researchers

...arning. Barth and colleagues discovered that the nmda receptors undergo a sort of Jekyll-and-Hyde transi... there had to be something that happened after the nmda receptors switched function which helped synapses ...term neural stimulation. They found that while the nmda receptor is required to begin neural strengthening...

Avanir Pharmaceuticals Announces Positive Results of Phase III Study for Zenvia in Diabetic Neuropathic Pain

...ug Zenvia(TM) (dextromethorphan hydrobromide/quinidine sulfate ("DMQ")), an nmda antagonist and sigma-1 agonist, in diabetic neuropathic pain. The primary ... postsynaptic glutamate response modulation via uncompetitive, low-affinity nmda antagonist activity. Zenvia is currently in development for the treatment o...

Avanir Pharmaceuticals Presents IEED Prevalence and Updated Zenvia Long-Term Safety Data at AAN Annual Meeting

...ion of glutamate release via sigma-1 receptor agonist activity, and through postsynaptic glutamate response modulation via uncompetitive, low-affinity nmda antagonist activity. Zenvia is currently in development for the treatment of Involuntary Emotional Expression Disorder (IEED) and diabetic peripheral ...

Independent publication supports the profile of CeNeS phase II compound, CNS 5161

...cted scientific journal 'Synapse'* on its Phase II nmda antagonist, CNS 5161. CeNeS is developing CNS 5161...own that CNS 5161 is a selective and high affinity nmda receptor antagonist with preferential binding to t...in well and can be used to label selectively brain nmda receptors in vivo. Dr Biegon proposes that a radio...

AVANIR Pharmaceuticals to Present Zenvia Phase III Data in Diabetic Peripheral Neuropathic Pain at Second International Congress on Neuropathic Pain

...ion of glutamate release via sigma-1 receptor agonist activity, and through postsynaptic glutamate response modulation via uncompetitive, low-affinity nmda antagonist activity. Zenvia is currently in development for the treatment of Involuntary Emotional Expression Disorder (IEED) and DPN pain. In Octob...

AVANIR Pharmaceuticals Presents Zenvia Phase III Data in Diabetic Peripheral Neuropathic Pain at International Congress on Neuropathic Pain

...the investigational drug Zenvia(TM) (dextromethorphan/quinidine (DM/Q)), an nmda receptor antagonist and sigma-1 agonist. The data were accepted as 'late-br... postsynaptic glutamate response modulation via uncompetitive, low-affinity nmda antagonist activity. Zenvia is currently in development for the treatment o...
NMDA in Medical Definition

Neuropsychiatry

...amazo-Garran, Soutullo and Ortuno (2002) Schizophrenia Narcissistic/Poor maternal parenting/escapism/ unresolved feelings of homosexuality nmda receptor activation in the human prefrontal cortex Ross et al (2006) Visual hallucination - retinogeniculocalcarine tract, ascending bra...
NMDA in Medical Dictionary

Dorsal

...from www.yourdictionary.com/ dorsal . Comments: ... ... and molds pain signaling in the spinal cord dorsal horn remains mostly obscure. ... to nmda receptors on substance P receptor-expressing dorsal horn neurons. ... Intravital Microscopy in an A-Mel-3 Hamster Dorsal Skin Fold Chamber Mod...
NMDA in Biological News

UC Davis researchers visualize formation of a new synapse

...ewly born rats and flourescently labled the proteins neuroligin, PSD-95 and nmda which are critical to synapse formation. "We are the first to observe...r a few minutes, more neuroligin accumulates at this contact site, bringing nmda receptors in with it, which is then followed by a much slower recruitment o...

Protein linked to mental retardation controls synapse maturation, plasticity, CSHL team finds

...vation of post-synaptic cellular receptors, called nmda receptors, is needed for the function of OPHN1 at ...plasticity, or strength of the connection. When nmda receptors are activated in the synapse, the team f...aptic plasticity and eventually loss of spines and nmda receptors." This chain of events has been observe...

Capturing the birth of a synapse

...n. In turn, neuroligins recruit at least two other key proteins (PSD-95 and nmda receptors) to begin building a scaffold to hold the synapse components in p...urne said, "we have found mechanisms by which two very important molecules, nmda and PSD-95, are brought to a newly forming synapse." ...

Phasic firing of dopamine neurons is key to brain's prediction of rewards

...ine neurons is facilitated by a protein called the nmda receptor, which is expressed on the surface of the...ine cells. In this study, researchers removed the nmda receptor from the dopamine cells only, leaving the...d situations, they found that the mice without the nmda receptor in their dopaminergic neurons could not l...

Pitt research identifies new target in brain for treating schizophrenia

...le Universityhave shown that under-functioning glutamate receptors known as nmda receptors can produce schizophrenia-like symptoms. Moghaddam and Homayoun found that stunting the nmda receptors resulted in schizophrenia-like effects in the orbitofrontal corte...

Michael J. Fox Foundation awards $2.4M for validation of therapeutic targets for Parkinson's

...s that inhibit a certain type of brain receptor called the NR2D-containing nmda receptor in the basal ganglia, a part of the brain involved in Parkinson's...Emory University School of Medicine "Validation of the NR2D Subunit of the nmda Receptor as a Therapeutic Target for Parkinson's Disease" Danny G. Wind...

At Boston symposium, NARSAD researchers report on genes and family traits

...o acid homocysteine low. When homocysteine levels are too high, this interferes with the functioning of receptors located all over the brain -- called nmda ( N-methyl-D-aspartate) receptors -- that are critical to learning, memory, brain development, and general neural processing. However, what causes ...

Weill Cornell team discovers how brain's own tPA helps regulate blood flow to neurons

...protein lying on the surface of neurons called the nmda receptor," Dr. Iadecola explains. "This receptor s...theory -- that the enzyme impacted directly on the nmda receptor -- was quickly proven wrong. "We found th...as not acting as any kind of direct 'choke' on the nmda receptor to allow more or less glutamate into the ...

New treatment mechanisms for schizophrenia

... of neuropsychiatric diseases including schizophrenia and Alzheimers disease. Behavioral abnormalities in animals after repeated administration of the nmda receptor antagonist phencyclidine (PCP) have been used an animal model of schizophrenia. These findings suggest that 7 nAChR agonists includi...

Novel mechanism for long-term learning identified by Carnegie Mellon researchers

...ning. Barth and colleagues discovered that the nmda receptors undergo a sort of Jekyll-and-Hyde transi... there had to be something that happened after the nmda receptors switched function which helped synapses ...term neural stimulation. They found that while the nmda receptor is required to begin neural strengthening...
NMDA in Biological Technology

Gene-Specific Primers for NMDA Receptor Subunits

Additional tools for neuroscience researchers Robert Buchner Peter L. Pingerelli Michael D. Browning Mary Ellen Simcox Stratagene Cloning Systems, Inc. Stratagene is now offering gene-specific primer sets for the rat and human NMDA receptor. In this article, we descr...

Antibodies for Studying NMDA Receptor Protein Expression and Synapse-Specific Immunolabeling

New antibodies for neuroscience research Danny Q. Hoang Michael Browning Xinping Yang Peter Pingerelli Stratagene Cloning Systems, Inc. Stratagene introduces affinity purified antibodies for NMDA receptor subunits that are useful for studying expression of the NR2A...

US Neuropathic Pain Market Value Doubles to $5 Billion by 2018

...BA receptor agonists pregabalin (Pfizer) and gabapentin GR (Depomed); a sodium channel antagonist mexiletine (Boehringer Ingelheim); three glutamate / nmda antagonists ketamine intranasal (Javelin), a dextromethorphan/quinidine combination (Avanir), and NP-1 (EpiCept/Epitome); two serotonin/norepinephrine...

Evotec AG: R&D Update on 16 October 2007 Live on the Internet

...ent: EVT 201, a partial positive allosteric modulator (pPAM) of the GABAA receptor complex for the treatment of insomnia, EVT 101, a subtype selective nmda receptor antagonist for the treatment of Alzheimer's disease and/or pain, and EVT 302, a MAO-B inhibitor in development for smoking cessation. On 19 ...

Evotec to Present at the UBS 2007 Global Life Sciences Conference in New York

...ent: EVT 201, a partial positive allosteric modulator (pPAM) of the GABAA receptor complex for the treatment of insomnia, EVT 101, a subtype selective nmda receptor antagonist for the treatment of Alzheimer's disease and/or pain, and EVT 302, a MAO-B inhibitor in development for smoking cessation. http:...
NMDA in Biological Products

Rabbit Anti-NMDA NR2B, phospho (Tyr1336) Polyclonal Antibody, Unconjugated from Novus Biologicals

Description:... Rabbit polyclonal antibody to nmda NR2B [Tyr1336]...
Company:Novus Biologicals

Mouse Anti-Rat Pan-NMDA NR1 Monoclonal Antibody, Unconjugated, Clone R1JHL from Calbiochem

Description:... Recognizes the ~115 kDa nmda receptor NR1 subunit in rat cortex tissue extracts....
Company:Calbiochem
NMDA in Biological Definition

Ion channel

... activity in the heart, insulin release, and potassium uptake in glial cells. Certain channels respond to multiple influences. For instance, the nmda receptor is partially activated by interaction with its ligand, glutamate , but is also voltage-sensitive and only conducts when the membrane is dep...

Long-term potentiation

...s of rats, one whose hippocampi were bathed in the nmda receptor blocker APV , and the other acting as a ...treated rats. This provided some evidence that the nmda receptor — and thus LTP — was somehow ...e about it. Tonegawa found that by impairing the nmda receptor, specifically by genetically removing t...
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