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Telomere in Medical News

RevGenetics Releases Its New Science-Based Telomere Health Supplement Formulation for DNA and Chromosome Health

Astral Fruit, a new health supplements product, helps slow and repair some of the natural telomere DNA shortening that happens as we age MIAMI, May 18 /PRNewswire/ -- RevGenetics announces the update and release of its latest science-based telomere health supplements , Astral Fruit. To...

New telomere discovery could help explain why cancer cells never stop dividing

Lausanne, Switzerland, October 4, 2007 A group working at the Swiss Institute for Experimental Cancer Research (ISREC) in collaboration with the University of Pavia has discovered that telomeres, the repeated DNA-protein complexes at the end of chromosomes that progressively shorten every time a ...

Chromosome Ends Trigger DNA Damage Response For Telomere Protection

Researchers from the Salk Institute for Biological Studies have suggested that a localized DNA damage response at telomeres after replication is essential for recruiting the //processing machinery that promotes formation of a chromosome end protection complex. Telomeres, the ends of linear chr...

Wistar Institute team finds key target of aging regulator

...omitant accumulation of the acetylation mark along with disrupted histone organization at telomeres. Deacetylation of H4K16 by Sir2 and consequent telomere stability play a major role in maintaining long lifespan in yeast. Since sirtuins deacetylate many different proteins, these results clarify a key rol...

Study gives clues to how adrenal cancer forms

...ve a higher risk of mutating into cancer. But, a new study finds, if the telomere becomes dysfunctional at any point regardless of shortening it can trigge...ome, causing scrambled genes and mutations. "P53 mutation together with telomere dysfunction may be the basis for the genomic changes we see in adrenal cort...

Multivitamins Might Prolong Life

...is corresponds to about 9.8 years less age-related telomere shortening, the researchers noted. Vitamins C a... Chen said. But, whether the vitamins preserved telomere length or actually lengthened life is not clear, C...y a healthy lifestyle," he said. "Although shorter telomere length has been linked to higher mortality and hig...

KLRI Releases 3rd Annual Report On Year's Top Longevity Research Findings

...ust as the cap on a pen prevents ink from leaking. With time, however, the telomere shrinks. The shorter the telomere, the worse the cell functions and the cl...ests that, in addition to age, being overweight or obese can wreak havoc on telomere length even in your twenties, thanks to insulin resistance. Physical ...

First sister study results reinforce the importance of healthy living

...ences that cap the ends of a person's chromosomes. telomere length is one of the many measures being looked at...t women who were obese for a long time had reduced telomere length. The researchers looked at the relationship...various measures of current and past body size and telomere length in 647 women enrolled in the Sister Study. ...

Enhanced skin cancer risk linked to defects in cellular aging controls

...anisms (DMM), dmm.biologists.org , describes how telomere dysfunction in skin cells can lead to increased sk...ated the molecular mechanisms underlying skin cell telomere dysfunction using a mouse model of Xeroderma Pigme...cancers. This study establishes a link between telomere dysfunction, cancer progression and the dysfunctio...

The 2009 Leibniz Prize: Eleven new scientific discoverers

...cell division. Rudolph has studied this process of telomere shortening and its effects in numerous groundbreak...st is in the enzyme telomerase, which inhibits the telomere shortening, thus allowing cells to divide more oft... models and mutants, Rudolph was able to show that telomere shortening ultimately leads to a shorter lifespan ...
Telomere in Medical Technology

Telomerase Presentations at the AACR 2007 Annual Meeting

...control genes in mouse models of cancer showed how telomere loss is a tumor suppressive mechanism when growth control genes are generally intact. telomere shortening in this setting triggers arrest of abno...the latter setting, telomerase upregulation quells telomere dysfunction and genomic instability, and confers r...

Geron's Telomerase Inhibitor Cancer Drug Demonstrates Good Pharmacokinetics and Tolerability in Phase I/II Trial

... properties that are linear with respect to the doses tested so far. Up to the current dose levels, no significant changes in telomerase activity or telomere length in the bulk circulating CLL cells of treated patients have been observed. These pharmacodynamic results are consistent with expectations becaus...

Geron Corp. Licensee TA Sciences Announces Landmark 7/07/07 Teleconference to Answer Questions About TA-65, Their Telomerase Activator With Proven Age Management Benefits

...part of the exclusive 12 month "PATTON PROTOCOL." TA-65 is sold under exclusive license from the Geron Corporation, the recognized worldwide leader in telomere Biology. CONTACT: TA Sciences, +1-212-588-8805 Web site: http://www.tasciences.com/ Term...

Chromosome

...article on chromosome (biology), the microscopic, threadlike part of the cell that carries hereditary information in the form of genes. a) the telomere region from one original chromosome ... Fig. 1: Chromosome #2, enlarged, comparing all four species. Fig. 2: Chromosome #2, from NCBI Map ... ...
Telomere in Biological News

Baumann lab identifies elusive telomere RNA subunit in single cell model

The Stowers Institutes Baumann Lab has identified the long-sought telomerase RNA gene in a single-cell research model. Their findings have been posted to the Web site of the journal Nature Structural & Molecular Biology and will appear in a future print edition. Chromosomes shorten with every ...

Peter Baumann named Howard Hughes Medical Institute Early Career Scientist

... degenerative diseases. On the other hand, telomerase, a protein central to telomere elongation, is activated in most cancer cells and is considered a promising target for anticancer drugs. By understanding how telomere lengthening is regulated and how telomeres are prevented from becoming too ...

UT Southwestern researchers identify gene linked to inherited form of fatal lung disease

...n almost 15 percent of those with familial IPF. Up to 40 percent have short telomere lengths and evidence of telomerase dysfunction. "But we were still left ...k," Dr. Garcia said. "What about the rest of the families that have normal telomere lengths? What was causing their lung disease?" In the current study, Dr....

Researchers use chemical from medicinal plants to fight HIV

...age because a part of their chromosomes known as a telomere becomes progressively shorter with cell division. ...rbal therapy, can prevent or slow this progressive telomere shortening, which could make it a key weapon in th...immunol.org/cgi/content/full/181/10/7400 . A telomere is a region at the end of every cell chromosome th...

When cells go bad

... the first to show in animals that losing just one telomere the end of a chromosome can lead to many abnorma... "The essential point is that loss of a single telomere may be a primary event that puts a cell on the roa... biology, found how fruit fly cells with a missing telomere sometimes avoid suicide and instead continue to di...

Landmark study opens door to new cancer, aging treatments

...ction. "It's extremely exciting," Skordalakes says. "For the first time, we can see how telomerase assembles at the end of chromosomes to initiate telomere replication." Looking ahead Skordalakes plans to further study TERT and search for new telomerase inhibitors that could become cancer therapie...

UCLA study identifies mechanism behind mind-body connection

...orosis, heart disease and aging. Previous studies show that an enzyme within the cell, called telomerase, keeps immune cells young by preserving their telomere length and ability to continue dividing. FINDINGS: UCLA scientists found that the stress hormone cortisol suppresses immune cells' ability to act...

Could vitamin D, a key milk nutrient, affect how you age?

...ic stress. Using a genetic marker called leukocyte telomere length (LTL), they found those with the highest vi... lower levels of inflammation and body stress. The telomere difference between those with the highest and lowe...le there are several lifestyle factors that affect telomere length (obesity, smoking and lack of physical acti...

Exploring the dark matter of the genome

...erappreciated that we don't understand the genome yet." Celniker agrees. "What we would like to see is a complete sequence of the fruit fly from telomere to telomere" -- that is, from one end of the chromosomes to the other -- including the centromere in the middle." Obtaining a more complete picture of...

Osteoarthritis may be sign of faster 'biological ageing'

...nsurprisingly, the findings showed that white cell telomere lengths were associated with chronological age. Th...among the 160 people with hand osteoarthritis, the telomere length was significantly shorter than among those ...and osteoarthritis were over 50, and the amount of telomere shortening was equivalent to that accrued over 11 ...
Telomere in Biological Technology

Ten Top Latin American Scientists Named 2009 Pew Fellows in the Biomedical Sciences

... Luis Francisco Zirnberger Batista, Ph.D. Laboratory of Steven Artandi, M.D., Ph.D. Stanford University telomere complex and genetic disease Chile Veronica Eisner, Ph.D. Laboratory of Gyorgy H...

Gemin X Pharmaceuticals Selects and Deploys Clinical Force CTMS

... candidates obatoclax (GX15-070), an innovative pan Bcl-2 inhibitor, and GMX1777, a novel inhibitor of NAD+ synthesis, and preclinical studies for its telomere Capping and SMAC Mimetic programs. Potential treatment indications for the full scope of pipeline programs span a broad range of hematological and sol...

Former Telomolecular CEO Clarifies SEC Settlement

...ncer, particularly diseases related to chromosomal telomere shortening. The Company worked with a number of kn...es to human cells and observe significant signs of telomere regeneration that was not observed when delivering...tain diseases of aging might respond positively to telomere elongation. The company had also made advances in ...
Telomere in Biological Dictionary

Telomere

A telomere is a region of repetitive DNA at the ends of chromosomes, which protects the end of the chromosome from destruction. Its name is derived from the Greek nouns telos (τἐλος) "end" and merοs "part". So telomeres are not themselves genes, but neither are they ......

Telomerase

... specific DNA sequence repeats to the 3' end of DNA strands in the telomere regions, which are found at the ends of eukaryotic chromosomes. The telome...n of the cellular aging ... Though telomerase is required to maintain telomere length, it is inactive in ... Since such cells still lack telomerase , ...
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