Search

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 ...

Anti-senescence drug reverses ageing in old mice

Drug reverses ageing in mice

A drug that reverses the ageing process and makes balding mice hairy again, restores ... and other factors that actually accelerate the ageing process. Removing them is known to lead to ... before also injecting it into mice with an accelerated ageing syndrome as well as naturally aged animals. In the ...

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 ...

C. elegans

Microbes Extend Healthy Lifespan

Chemicals released by gut microbes slow down the ageing process in worms, flies and even mice, scientists ... in gene expression that are normally associated with ageing, producing a gene profile in an elderly worm much more ... to simply extending how long we live." indoles_flies_ageing.gif Credit:  Daniel Kalman, Emory University ...

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 ...

Human Heart Plastinate

Can young blood block heart failure?

... in human blood but we don't know its relationship to human ageing, or to the diseases of human ageing," explains Lee. "The next step will be developing the ... be causing or at least correlating with human diseases of ageing." And because GDF 11 has also been found to have ...

Saggital transection through the human brain

Cause of brain ageing discovered

... hope for a fresh approach to the development of anti-ageing techniques. Whereas previous investigations have ... a significant development in the ongoing quest to conquer ageing. What makes brains age, and a way to slow the ... has been uncovered by US scientists... Cause of brain ageing discovered ...

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 ...

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 ...

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 ...

A pile of round pills / tablets

Vitamin death-link hard pill to swallow

... since researchers think that most of the effects of ageing and diseases linked to it like heart disease are ... might help to fend off disease and the effects of the ageing process. Whilst that may be true, what this study ...

beach

Wearable UV Sunburn Detector

... creatively called A, B and C. UVA is responsible for skin ageing. UVB in small doses interacts with our skin to form ...

Two transaxial slices through the head. The right image shows a normal brain; the left has differences that are interpreted as indication of Alzheimer's disease

"Neurostatin" blocks future Alzheimer's

... 44 million people worldwide. The effects of a rapidly ageing population, however, mean that by 2050 that number ...

Explosion Rips Through Blast Furnace in Wales

... linked to a chemical messenger called glutamate. In the ageing brain, thje production of glutamate is disrupted 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 ...

Patrick Stewart, the famous English actor, is bald

Baldness cure: new follicles formed

... reverse baldness... Baldness can occur as a consequence of ageing, disease, drugs and trauma. At the moment, the only ...

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 ...