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CREB in Medical News

To Remember Or Not - Brain Protein CREB Calls The Shots

American scientists have come out with research findings they hope will aid in the treatment of Alzheimer’s patients- by saving bits of memories //before they all fade off. Says lead researcher Alcino Silva, professor of neurobiology and psychiatry at UCLA's David Geffen School of Medicine, aft...

'Fasting Signal' Offers Clues to Insulin Resistance in the Obese

...n obese mice. Previous research found that the creb pathway keeps blood sugar in balance during fastin... in the liver. It's also been found that excessive creb activity in diabetes contributes to high blood sug...titute for Biological Studies investigated whether creb was important in mature fat tissues as well. They ...

Brain DNA 'remodeled' in alcoholism

...ibitors may have potential as therapeutic agents in treating alcoholism," Pandey said. The researchers also found that levels of a protein known as creb binding protein, which has HAT enzymatic activity, were increased by acute alcohol but were decreased during ethanol withdrawal. They concluded tha...

Scientists shed light on long-distance signaling in developing neurons

...CREB. "Prior research elsewhere has shown that creb is essential to neuronal survival," Dr. Jaffrey sa...ce of the "survival signal," NGF. "We watched creb being produced in the growth cone and then saw it ...ng distance away." It is this axonally produced creb that appears to be key to switching off the neuron...

Research Studies on Molecular Switches of Gene

...e to make the specific protein for which it codes. creb activates genes in response to a molecule called c.... Jude team showed that each gene that responds to creb chooses which co-factors, or helper molecules, creb uses to activate that gene. This finding adds an i...

Scientists Identify Genes Activated During Learning and Memory

...ears, neuroscientists have known that two factors, creb and zif268, activate genes involved in neuronal plasticity and learning. creb and zif268 are transcription factors, binding to a...human genome to find just those genes activated by creb and zif268. They specifically searched almost 20,0...

Healthy Brains Depend Upon Survival Genes

...has its implications upon unborn babies where the survival genes are affected by maternal drug taking. The turning on of the master genetic controller creb results in the survival genes getting turned on. The research also targets at identifying the CREB-controlled genes which contribute towards the longe...
CREB in Biological News

The battle for CRTC2: How obesity increases the risk for diabetes

... in the nucleus, it teams up with a protein called creb and together they switch on the genes necessary to... found that in this scenario CRTC2 did not bind to creb but instead joined forces with another factor, called ATF6a. What's more, like jealous lovers creb and ATF6a competing for CRTC2's affectionthe more ...

Study finds connections between genetics, brain activity and preference

..., medical director of the MGH Bipolar Program, and colleagues previously found that depressed men with a particular variation near the gene coding for creb report greater difficulty suppressing anger. Another study of theirs associated the same variation with a threefold greater risk of suicidal thinking ...

Scientists demonstrate means of reducing Alzheimer's-like plaques in fly brain

...l gene-regulating protein, a transcription factor called CREB. The team wants to test whether the life-shortening impact of NEP overexpression upon creb occurs in transgenic mammals -- for instance, in mice, which are genetically closer to humans than flies. "We have succeeded in demonstrating bot...

The good and the bad of a potential Alzheimer's target

...educe plaque deposits and neuron damage in the flies as expected; on the other hand, NEP also reduced the activity of important neural proteins called creb proteins and shortened the average lifespan of the flies (normal flies live about 60 days) by about 10 days (although NEP-flies did live longer than t...

St. Jude study shows genes play an unexpected role in their own activation

...e to make the specific protein for which it codes. creb activates genes in response to a molecule called c.... Jude team showed that each gene that responds to creb chooses which co-factors, or helper molecules, creb uses to activate that gene. This finding adds an i...

Salk scientists hammer out a pathway that promotes muscle cell survival in mice

...ng, and other signs of unhealthy muscles. Although creb had long been studied for its role in glucose regu...n. Then, the researchers noticed that mice lacking creb activity in their muscle cells also had a genetic ...r muscle function. In order to determine how creb acts to regulate HDAC, Berdeaux and colleagues loo...

UCLA/Toronto researchers unlock key to memory storage in brain

... Toronto team has discovered that a protein called creb controls the odds of a neuron playing a role in me... are lost. "Earlier studies have linked the creb protein to keeping memories stable," added Silva, ...model to evaluate their hypothesis. They implanted creb into a virus, which they introduced into some of t...

New research identifies gene important for nicotine's effects on the brain

...icotine can increase activity of a molecule called creb in a brain area called the nucleus accumbens. creb is able to change the properties of nerve cells, w...that using a genetically altered virus that blocks creb activity in the nucleus accumbens blocks nicotine ...

Huntington's cure in flies lays groundwork for broader treatment approaches

...degenerative condition. Forms of the same proteins-known in short form as creb and HSP-70--exist in all cells, including those of humans. The study res...Scientists previously knew, for example, that hiking the activity of either creb or HSP-70 lessened symptoms in mice or flies with Huntington's disease. ...

Nicotine triggers the same brain reward circuitry as opiates

...d other abused drugs. They found that not only was creb activated in the reward regions of the nicotine-tr...loxone, which blocks the opiate receptors, blocked creb activation. Also, mutant mouse strains lacking the opioid receptor did not show an increase in creb activity when they received nicotine. The resea...
CREB in Biological Technology

Research on fruit flies opens up possibilities for human treatments

...chers including UW-Madison molecular geneticist Jerry Yin and UW-Madison assistant scientist Eric Drier, said that by elevating levels of the proteins creb and HSP-70 in Drosophilia fruit flies they were able to eliminate the disease completely. These proteins exist in all human cells as well and are...

Performance of Ad-A-Gene Cyclic AMP Response Element-Nitroreductase (CRE-NTR): an adenoviral vector gene delivery system

...nal transduction pathways regulating cAMP. We have exploited the binding of creb to CRE through an adenoviral construct containing four repeats of CRE upstr...iently expressed within those target cells at basal levels. When activated, creb binds to the CRE sequences within the CRE-NTR gene, leading to promoter-ind...

Improved Vectors for PathDetect Trans-Reporting Systems

... The activation and specificity of the pFA-CREB and pFA2-CREB plasmids were compared using the PKA protein, a known activator of the creb protein. When either of the trans-activator plasmids was cotransfected with the pFR-Luc plasmid and the pFC-PKA plasmid, compara...

In Vivo Signal Transduction Pathway Reporting Systems

...een observed with the PathDetect c-Jun, Elk1 and creb transreporting systems. Signal transduction is... derived from c-Jun, 7-9 Elk1 10-12 or creb 13 transcription factors, which are sp...nel C. The PKA protein is a known activator of the creb protein. When the pFA-CREB plasmid was ...

Stable HeLa Luciferase Reporter Cell Lines Expressing GAL4 Fusion Transactivators

...kinase (MAPK) pathways. When activated by upstream signals, PKA or MAPK translocates into the nucleus and activates transcription factors, such as creb and Elk1. 3 Thus, the activation level of the transcription factors reflects the status of the respective kinases and upstream signaling molecule...

Assess the In Vivo Activation of Signal Transduction Pathways with PathDetect Reporting Systems

...c AMP-dependent protein kinase (PKA) is a known activator of the creb protein, and the pFC-PKA plasmid expresses this active kinase. 14,18 ...P-Dependent Protein Kinase) CREB PathDetect creb Trans-Reporting System pFA2-CREB plasmid pFC-PKA p...
CREB in Biological Definition

Insulin

...d in secretory vesicles The calcium level also regulates expression of the insulin gene via the calcium responsive element binding protein ( creb ). This is the main mechanism for release of insulin and regulation of insulin synthesis. In addition some insulin synthesis and release takes pla...

Long-term potentiation

...Neurosci 19 (23), 10512-9. PMID 10575047 ^ Lu YF, Kandel ER, Hawkins RD (1999) "Nitric oxide signaling contributes to late-phase LTP and creb phosphorylation in the hippocampus". J Neurosci 19 (23), 10250-61. PMID 10575022 ^ Huang YY, Kandel ER (1994) "Recruitment of long-las...
CREB in Biological Dictionary

Response element

...The cAMP response element (CRE) interacts with creb (CRE-binding protein), which ... Heat shock respo...equence of DNA within the promoter of a gene creb 'CREB' redirects here. For other uses, see Clean Renewable Energy Bonds. ... creb (cAMP response element binding) is a protein ...

Depolarization

...s ... This leads to slower depolarization of adjacent cells, and reduced velocity of conduction. ... Membrane depolarization by phosphorylating creb on Ser119 leads to the ... The depolarization -induced transcriptional activity of the CBP C-terminus was ... Membrane depolarization and subseq...
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