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The effects of old age on the human face. Portrait of Elisabetha Drum of Kittsee, Austria. Created by Michael Ströck

How old are you really?

... The team, from Duke University, also measured the 'pace of ageing' in the study group. This was calculated using the ... of those lines to produce an estimate for the pace of ageing. Most participants were found to be ageing at the expected rate of around 1 biological year per ...

Telomere caps

Healthy living reverses ageing

... and stress management, reversed genetic markers of human ageing, a new study has shown. Thirty five older men were ... times a cell can divide. As such, they provide an index of ageing and are a prognostic marker for risk of succumbing to ... to be slowing and even reversing the biochemical signs of ageing. Moreover, the better that subjects adhered to the ...

Chromosome territories in the nucleus

Remodelling accelerated ageing

... Syndrome (HGPS), a rare but distressing accelerated ageing disease.  Caused by an unknown genetic fault, people ... NAT10, which was not previously known to be involved in ageing, and seems to work in a different way from existing ... way for treatments for other diseases that also involve ageing processes, including cancer, and even ways of tackling ...

Old woman

Anti-ageing treatment… for mice

... wanting to turn back the clock and erase the signs of ageing. Researchers at Erasmus University Medical Center in ... to arrive. The scientists saw fur growing back in balding, ageing mice after just 10 days of treatment, with fitness ... So it’s still likely to be some time before an anti-ageing drug becomes a reality. Researchers find a molecule ...

Tubes of blood for a blood test

Gene signal informs Alzheimer's risk

... a profile covering 150 genes that can be used as a healthy ageing benchmark dubbed a "healthy ageing gene score" by the team. In the group of subjects ... examined, there was a 400 percent range in the healthy ageing gene score. "If we look at people aged 40 and 50, we ...

Sleep cell loss explains poor repose

... and are lost from the brain through the effects of ageing and disease lead to disturbed sleep in old age, ... in a community-based study called the "Rush Memory and Ageing Project". These participants had been followed since ... "sleep-switch", lost from the brain through the effects of ageing and disease, leads to disturbed sleep in old age... ...

Bowhead Whale

Why whales live so long

... catch! Whales have probably evolved these natural anti-ageing mechanisms to compensate for their relatively slow ... to use some of the same approaches to alter disease and ageing processes in humans too. To start the ball rolling, ... this and other species. Bowhead whales have evolved anti-ageing DNA-repair systems to outlive almost all other animals ...

Impending Ovulation This is an ovary shortly before an egg is released. The stigma can clearly be seen.

Why female fertility falls with age

... likely to have problems." Instead Duncan thinks that the ageing ovary, where eggs are matured in structures called ... that can be used to slow down the process of ovarian ageing, which may help individuals choosing to defer ... the blood, we can use them to indicate the rate of ovarian ageing, and give information to a woman about her prospects ...

Turning the clock back on blood stem cells

... The research overturns previous ideas suggesting that ageing of these cells - also known as haematopoietic stem ... as anaemia and cancer. The scientists discovered that this ageing process is controlled by a protein called Cdc42, and ...

Elephants

Does stress affect elephant fertility?

... births enabled the scientists to study the influence of ageing and stress on the animals' fertility. According to ... The factors that contribute to differences in reproductive ageing in long-lived species are becoming more and more ...

Computer chip

A new DNA-based memory chip

... cell divisions to study cell processes like development, ageing and the changes that occur in cancer. DNA is ... cell divisions to study cell processes like development, ageing and the changes that occur in cancer. A new DNA-based ...

Clock face

Cheer up, sleepy genes

A gene called SIRT1, known to be involved in ageing and metabolism, also plays an important role in ... clock going. A gene called SIRT1, known to be involved in ageing and metabolism, also plays an important role in ...

Multicoloured flowers

Allergy-free houseplants

... that increases the levels of a plant hormone that prevent ageing. The other gene, originally from a pea plants, ...

Gene map of the human brain completed

... to look at the genetic basis of different diseases, the ageing process, sex or gender differences and the effects and ...

Total hip replacement, x-ray

Grow-your-own joint replacements

... surgery is becoming increasingly common with an ageing population, but the majority of artificial ...

Schematic diagram of normal sinus rhythm for a human heart as seen on ECG (with English labels).

Building a Biological Pacemaker

... way. If these cells are injured by disease or through ageing, the heartbeat can become uncoordinated, stopping the ...

A child sleeping

Prevent diabetes with a good night's sleep

... amongst the volunteers by 90%. The effect is similar to ageing the brain by 40 years, says Tasali. "In this ...

Dolly the Sheep with her first born lamb, called Bonnie.

Dolly the sheep did not have early-onset arthritis

... were concerned over what this might mean. Was Dolly ageing faster than she should, perhaps because the DNA used ...

The effects of old age on the human face. Portrait of Elisabetha Drum of Kittsee, Austria. Created by Michael Ströck

Genes for centenarians

... informing our understanding of the genetic basis of ageing, its effects, and perhaps how to better control it. ...

Researchers use functional magnetic resonance imaging (fMRI) to reveal brain activity during emotional situations. Image credit: Inge Volman et al.

Mental work out to stave of dementia

... 'This study is exciting because it demonstrates that ageing does not need to be a passive process,' says Geda. 'By ...

Tubercular decay of Egyptian Mummy

Ancient mummies had clogged arteries

... to the disease being a more fundamental part of human ageing than was commonly thought, and not as strongly linked ...

DNA

Sequencing the human genome with handheld technology

... ends of chromosomes and which are important in cancer and ageing; also the major histocompatibility complex, that's ...

Organ regeneration trigger uncovered

... or laser treatments to reduce the appearance of skin ageing. This damage is triggering the very same pathway." ...

Child sleeping with teddy bear

Do you have the gene for a good night's sleep?

... can have on learning ability, long-term memory and brain ageing. Everyone loves catching some ZZZs. For some of us, ...