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Topic: Dopamine



  
 Dopamine - Wikipedia, the free encyclopedia
Dopamine neurons in the mesolimbic pathway are particularly associated with these conditions.
Dopamine is released (particularly in areas such as the nucleus accumbens and striatum) by naturally-rewarding experiences such as food, sex, use of certain drugs and neutral stimuli that become associated with them.
As a member of the catecholamine family, dopamine is a precursor to epinephrine (adrenaline) and norepinephrine (noradrenaline) in the biosynthetic pathways for these neurotransmitters.
http://en.wikipedia.org/wiki/Dopamine   (1490 words)

  
 Dopamine
These showed some encouraging effects on dopamine neuron survival and regeneration in both rodent and primate models; however, uncertain consequences of long-term growth factor expression and question regarding timing of therapy in the disease course must be resolved before any clinical study can be contemplated.
The discovery of 1-methyl-4-phenyl-1,2,3,6-tetrahydropyridine (MPTP) suggests that neurotoxins in the human brain may cause selective depletion of striatal dopamine neurons, a hallmark of PD. An endogenous isoquinoline, N-methyl(R)salsolinol is a most promising neurotoxin candidate, and it was proved to be selectively toxic to dopamine neurons in the rat brain by in vivo experiments.
Although these confirmed the safety and potential efficacy of AAV, complex patient responses to dopamine augmenting medication as well as poor results and complications of human transplant studies suggested that this would be a difficult and potentially dangerous clinical strategy using current approaches.
http://lansbury.bwh.harvard.edu/Literature/PD2001/dopamine.htm   (15433 words)

  
 Dopamine
Another important dopamine pathway is from the substantia nigra pars compacta to the neostriatum.
Dopamine is found in three major pathways in the central nervous system.
Amantadine is a basic amine like dopamine, but the lipophilic nature of the cage structure enhances its ability to cross the blood brain barrier.
http://www.neurosci.pharm.utoledo.edu/MBC3320/dopamine.htm   (870 words)

  
 Increase Dopamine with Natural Supplements : By Ray Sahelian, M.D.
But dopamine is also associated with addictive behaviors such as drug use and pleasurable experiences such as sex and food.
These studies combined suggest the stress-alleviating effects (decreased cortisol) and the activating effects (increased serotonin and dopamine) of massage therapy on a variety of medical conditions and stressful experiences.
Dopamine, a chemical naturally produced in the human body, plays a key role in the way the brain controls movements.
http://www.raysahelian.com/dopamine.html   (1894 words)

  
 Dopamine and desire
Dopamine appears to be involved both in goal-directed and motor behavior.
Such insights may one day help everyone from teachers motivating their students to doctors treating patients with Parkinson's disease to counselors treating drug addiction: Dopamine's reach is that broad.
I think [the Seattle researchers] mean that dopamine is a player in neural circuitry that serves to vigorously mobilize behavior toward a particular goal object, which in humans, at least, is often accompanied by what we describe as 'wanting.'
http://www.apa.org/monitor/mar05/dopamine.html   (1532 words)

  
 project.htm
Dopamine is believed to play a role in the addictive nature of these drugs, thus the name "dopamine reward system" is appropriate.
Normal levels of dopamine in the brain allow the usual freedom of movement we ordinarily experience.
The striatum sends its signal along pathways through the thalamus to places in the body that are responsible for movement and inhibits them, causing muscle rigidity.
http://www.cem.msu.edu/~cem181h/projects/97/dopamine   (2354 words)

  
 The Infinite Mind: The Dopamine Connection
Certain drugs that treat depression target the dopamine system, and the doctors theorize that these drugs may be allowing the patient to experience reward once again, thereby creating a sort of cascade effect that helps alleviate the depression.
Dopamine helps direct both muscle control and balance, but Dr. Stacy started thinking about dopamine's other roles in the brain --- which have to do with motivation, reward, pleasure and addiction.
Dopamine plays a crucial role in motivating and rewarding our behavior.
http://www.lcmedia.com/mind330.htm   (2182 words)

  
 Molecular Biology of the Dopamine Receptor Subtypes
The depletion of dopamine resulting from the degeneration of the nigrostriatal pathway led to the development of dopamine-replacement therapies which are successful in alleviating Parkinson's disease (
These data explain the dilemma associated with dopamine-related drug therapies: The blockade of the dopaminergic system, desired for reducing psychoses, induces extrapyramidal dysfunctions and vice versa.
The mesocorticolimbic pathway has been implicated as the principal dopaminergic pathway involved in the etiology of psychoses.
http://www.acnp.org/g4/GN401000014/CH014.html   (3591 words)

  
 This is your brain on nicotine
With more dopamine, they might be happier, more content, and bound to their habit by a mechanism that involves the MAO B inhibitor substance as well as nicotine.
Recent information concerning dopamine, a neurotransmitter associated with pleasure and well-being, indicates that cigarette smoke might use both techniques for raising dopamine levels.
They've found something in cigarette smoke that seems to be slowing the breakdown of dopamine.
http://whyfiles.org/024nicotine/brainscan.html   (691 words)

  
 Team Dopamine Home Page
Team Dopamine is pooling their ongoing research on dopamine synaptic function, which may lead to the development of novel drugs and treatments.
Dopamine research has enhanced scientists' understanding of how diseases and addictions originate and develop.
Dopaminergic neurotransmission can mediate or modulate behaviors ranging from ambulation and stereotypy to self-stimulation, TOP conditioned avoidance responding, feeding and drinking.
http://www.neuroscience.unc.edu/research/dopamine/dopahome.htm   (204 words)

  
 Understanding Addiction
Dopamine affects brain processes that control movement, emotional response, and ability to experience pleasure and pain.
Many of the concepts that apply to dopamine apply to other neurotransmitters as well.
It's interesting that amphetamine and cocaine produce affect behavior and heart function in similar ways.
http://www.utexas.edu/research/asrec/dopamine.html   (1051 words)

  
 The Dopamine Theory of Parkinson's Disease
The depletion of dopamine disbalances the direct and indirect pathways from the striatum, which causes the thalamus to be overstimulated.
While L-DOPA is the best available remedy to ease the lives of Parkinson patients, it is not even near a cure.
Because the basal ganglia contains most of the dopaminergic neurons of the brain, these observations suggested that the dopaminergic pathway between the striatum and substantia nigra are degenerated in PD patients.
http://tcw2.ppsw.rug.nl/~vdbosch/pd.html   (3494 words)

  
 Medtronic Activa Therapy - Glossary of terms
Essential Tremor: the most common movement disorder, characterized by rhythmic shaking occurring during voluntary movement (action tremor), such as lifting a cup to one's mouth, or while voluntarily maintaining a position against gravity (postural tremor), such as reaching or extending one's hand or arm
Activities of Daily Living (ADL): activities that must be accomplished independently for patients to assume responsibility for their own needs and to participate actively in society (examples include bathing, eating, communicating, using transportation, parenting/spousal roles)
bromocriptine: a dopamine agonist drug used to treat the symptoms of Parkinson's disease
http://www.medtronic.com/neuro/parkinsons/glossary.html   (1696 words)

  
 Dopamine as a Prolactin (PRL) Inhibitor -- Ben-Jonathan and Hnasko 22 (6): 724 -- Endocrine Reviews
the negative feedback by dopamine on TH activity.
Therefore, PRL homeostasis should be viewed in the
dopamine release from secretory neurons appears to be slower
http://edrv.endojournals.org/cgi/content/full/22/6/724   (9645 words)

  
 New Scientist Breaking News - Paranormal beliefs linked to brain chemistry
Dopamine is an important chemical involved in the brain's reward and motivation system, and in addiction.
The researchers then gave the volunteers a drug called L-dopa, which is usually used to relieve the symptoms of Parkinson's disease by increasing levels of dopamine in the brain.
However, the single dose of the drug did not seem to increase the tendency of believers to see coincidences or relationships between the words and images.
http://www.newscientist.com/article.ns?id=dn2589   (430 words)

  
 The Brain
However, we have to caution that this is just a preliminary study, although we have built upon our earlier preliminary data with some unpublished material which does confirm this.
In addition, a deficiency of dopamine in the brain is responsible for the symptoms of Parkinson's disease.
Medical administration of the drug L-dopa, which is presumed to be converted to dopamine in the brain, relieves the symptoms."
http://www.causeof.org/suggbrain.htm   (1240 words)

  
 NIDA for Teens: Facts on Drugs - Marijuana
Here's the thing: Once dopamine starts flowing, a user feels the urge to smoke marijuana again, and then again, and then again.
Repeated use could lead to addiction, and addiction is a brain disease.
Within minutes of inhaling, a user begins to feel "high," or filled with pleasant sensations.
http://www.teens.drugabuse.gov/facts/facts_mj1.asp   (453 words)

  
 BRAIN SCANS PROVE DOPAMINE'S INVOLVEMENT IN COCAINE ABUSE
"But dopamine is still obviously a very important part of drug addiction.
Dopamine's activity appeared to increase two to three times over baseline levels in the brain area studied, the putamen, compared to a control area, the cerebellum.
"It's likely cocaine affects other neurotransmitters besides dopamine, and these may also be helping create the immediate ërush' or feeling of euphoria caused by cocaine," Pearlson explains.
http://www.hopkinsmedicine.org/press/1997/NOVEMBER/971116.HTM   (436 words)

  
 Dopamine Receptors: From Structure to Function -- MISSALE et al. 78 (1): 189 -- Physiological Reviews
Although there has been a general consensus regarding the general role and function of D
Dopamine receptors also appear to affect the activity of amiloride-sensitive Na exchangers, which are responsible for regulation of intracellular
The hypothesis that the dopaminergic system is overactive in schizophrenia is based on the observation that neuroleptics,
http://physrev.physiology.org/cgi/content/full/78/1/189   (7560 words)

  
 www.myspace.com/dopamine
Alternatively you can log onto our website and check out our merch section or if you are plain lazy just e-mail if you want stuff
For other Dopamine merchandise visit our ebay store ideal for people who don't want to pay stupid amounts for imports.
'Dopamine Zip up Hoodie' sizes GIRLS and YL also Adult S / M/ L 20quid
http://www.myspace.com/dopamine   (553 words)

  
 Dopamine
Dopamine is a neurotransmitter that affects motor function and is believed to affect emotion.
This new study found that when the smokers were given the dopamine-mimicking drug bromocriptine, they smoked less than when given a drug that impedes the effects of dopamine.
Animal studies show nicotine causes dopamine release in brain areas linked to feelings of pleasure.
http://www.youngagain.com/dopamine.html   (443 words)

  
 Dopamine definition - Medical Dictionary definitions of popular medical terms
The resulting increase in dopamine concentrations in the brain is thought to improve nerve conduction and to assist in lessening the movement disorders in Parkinson disease.
Parkinson disease is believed to be related to low levels of dopamine in certain parts of the brain.
Dopamine is formed by the decarboxylation (removal of a carboxyl group) from dopa.
http://www.medterms.com/script/main/art.asp?articlekey=14345   (315 words)

  
 Dopamine
Indications: Dopamine is used primarily for the treatment of hypotension that is not secondary to hypovolemia.
Always treat the underlying hypovolemia before using Dopamine.
Dopamine has different effects at precise dosage levels.
http://www.randylarson.com/acls/drugs/dopamine.html   (157 words)

  
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Guanethidine: Antihypertensive effects of guanethidine may be negated.
Tricyclic antidepressants: May decrease pressor response from dopamine.
MAOIs: May greatly increase pressor response from dopamine.
http://www.reutershealth.com/atoz/html/Dopamine_HCl.htm   (343 words)

  
 Pharmacology/Toxicology : College of Pharmacy : UT Austin
" Pharmacological Characterization of the D1 and D2-like Dopamine Receptors from the Brain of the Leopard Frog, Rana pipiens." Brain Behavior and Evolution 57: 328-342.
During the past several years my research has embraced four major content / methods areas: computational chemistry models of drug - receptor interactions, quantitative models of drug action, signal transduction following in vivo drug challenge, and educational research in addiction.
"Comparative molecular field analysis-based prediction of drug affinities at recombinant D1A dopamine receptors." Journal of Medicinal Chemistry 39(4): 850-9.
http://www.utexas.edu/pharmacy/divisions/pharmtox/faculty/wilcox.html   (1099 words)

  
 Dopamine Online, Description, Chemistry, Ingredients - Dopamine - RxList Monographs
Dopamine, a sympathomimetic amine vasopressor, is the naturally occurring immediate precursor of norepinephrine.
Dopamine hydrochloride injection is a clear, practically colorless, sterile, pyrogen-free, aqueous solution of dopamine HCl for intravenous infusion after dilution.
Dopamine must be diluted in an appropriate sterile parenteral solution before intravenous administration.
http://www.rxlist.com/cgi/generic3/dopamine.htm   (223 words)

  
 Dopamine the movie
Dopamine is a brain chemical the body produces when we're overcome by love.
Dopamine looks at the complexities of finding love when post-modern angst, fate and personal obsessions conspire against you.
While there are those who relish in the fall of the greed driven schemes of venture capital funding, there did exist a new optimism that technology would indeed change lives for the better.
http://www.dopaminethemovie.com/press.html   (871 words)

  
 dopamine - Columbia Encyclopedia article about dopamine
dopamine (dōp`əmēn), one of the intermediate substances in the biosynthesis of epinephrine epinephrine (ĕp'ənĕf`rīn), hormone important to the body's metabolism, also known as adrenaline.
http://columbia.thefreedictionary.com/dopamine   (125 words)

  
 MedlinePlus Medical Encyclopedia: Catecholamines - blood
The major catecholamines are dopamine, norepinephrine, and epinephrine (which used to be called adrenalin).
Dopamine is a neurotransmitter (a chemical used to transmit impulses between nerve cells), mainly found in the brain.
Norepinephrine is the primary neurotransmitter in the sympathetic nervous system (controls "fight or flight" reactions) and is also found in the brain.
http://www.nlm.nih.gov/medlineplus/ency/article/003561.htm   (828 words)

  
 Science Fiction Movie and TV Reviews
Dopamine is science fiction in a very literal sense.
As Rand and Sarah grow closer, he explains his theory that love and attraction are merely the physiological effects of a chemical in the brain called dopamine.
This stand-out film from last year's Sundance Festival explores the idea that love is nothing more than a chemical reaction.
http://www.scifi.com/sfw/issue338/screen2.html   (671 words)

  
 Amazon.com: Dopamine: DVD: John Livingston,Sabrina Lloyd,Bruno Campos,Rueben Grundy,Kathleen Antonia,Nicole Wilder ...
All its characters are engaging and nuanced, in their various attempts to grapple with the risks of closeness--including Koy Koy, the virtual creature who flits seamlessly around and through the human drama; the digital character never intrudes in a contrived way, and stays totally believable as software development while being very endearing.
During their nervous, awkward dates, he struggles to maintain his cynical, hormone-driven perspective as his feelings seem increasingly real.
Indie flick Dopamine wants to know: Is love a transcendent, spiritual experience, or simply the result of hormones like dopamine (a chemical in the brain that inspires pleasure)?
http://www.amazon.com/exec/obidos/tg/detail/-/B0001EFUT6?v=glance   (1943 words)

  
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\par \par }{\b\f0\ul CONTRAINDICATIONS:}{\f0 \tab Dopamine is contraindicated in patients with pheochromocytoma (causes serious acute hypertension).
Dopamine should not be discontinued abruptly but should be tapered gradually.
\par }\pard \qj\nowidctlpar\adjustright {\f0 \par }\pard \qj\fi-2880\li2880\nowidctlpar\tx-1440\adjustright {\b\f0\ul PRECAUTIONS:}{\f0 \tab \tab Patients rece iving monoamine oxidase inhibitors should receive no more than one-tenth of the normal dosage of dopamine.
http://volusia.org/ems/400_09.doc   (285 words)

  
 Dopamine receptor - Wikipedia, the free encyclopedia
In schizophrenics, D2 receptors have been found to exist in higher than normal levels, and antipsychotic drugs aim to block these.
Activation of the D1-like family receptors is coupled to increases in cAMP and is typically excitatory, while D2-like activation reduces cAMP and is typically inhibitory.
The dopamine receptors are a class of metabotropic G-protein-coupled receptors with the neurotransmitter dopamine as their endogenous ligand.
http://en.wikipedia.org/wiki/Dopamine_receptor   (166 words)

  
 Amazon.com: The Dopamine Receptors (Receptors): Books: Kim A. Neve,Rachael L. Neve
Following the recognition of dopamine as a neurotransmitter in the brain, independent of its role as a precursor of noradrenaline, there has been great interest in the sites of action of dopamine, namely the receptors.
Review of the field and the current areas of research on dopamine receptors, for investigators in neuroscience and pharmacology.
Be the first person to review this item.
http://www.amazon.com/exec/obidos/tg/detail/-/089603433X?v=glance   (479 words)

  
 Dopamine beta-hydroxylase deficiency - Wikipedia, the free encyclopedia
Search for Dopamine beta-hydroxylase deficiency in existing articles.
Look for Dopamine beta-hydroxylase deficiency in Wiktionary, our sister dictionary project.
Look for Dopamine beta-hydroxylase deficiency in the Commons, our repository for free images, music, sound, and video.
http://en.wikipedia.org/wiki/Dopamine_beta-hydroxylase_deficiency   (155 words)

  
 purevolume™ Dopamine (Minnesota)
Dopamine is a three piece band based in southwest Minneapolis, Minnesota.
You must be logged in as a “LISTENER” to add comments.
I've heard it referred to as "grungecore." We're influenced by Minor Threat, Husker Du and Nirvana, and Mission of Burma.
http://www.purevolume.com/dopamineminnesota   (71 words)

  
 Dopamine
Half life of dopamine is short and requires infusion
This page was written by Scott Moses, MD, and was last revised 1/10/02.
Start with 1-2 ampules Dopamine (400 mg each)
http://www.fpnotebook.com/sample/CV179.htm   (73 words)

  
 Dopamine
"Although flawed, Dopamine is ultimately a witty and perceptive movie dealing with the ways people experience love and loss in an increasingly distracted and remote world."
If you like Dopamine, the following films may interest you
"With its intelligent, likable characters and playful use of artificial intelligence to explore a simple love story, Dopamine is an auspicious directorial debut by Mark Decena."
http://www.rottentomatoes.com/m/dopamine   (1030 words)

  
 Dopamine (2003)
I have seen this movie and would like to comment on it
Discuss this movie with other users on IMDb message board for Dopamine (2003)
http://us.imdb.com/title/tt0342300   (462 words)

  
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