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“A hormone that is released during exercise may improve brain health and lessen the damage and memory loss that occur during dementia, a new study finds. The study, which was published this month in Nature Medicine, involved mice, but its findings could help to explain how, at a molecular level, exercise protects our brains and possibly preserves memory and thinking skills, even in people whose pasts are fading.”

Exercise doesn’t just strengthen your muscles, it can also be good for your mind and memory. Fitness advice from the year in Well.

A Chinese scientist who helped create the world’s first gene-edited babies has been sentenced to three years in prison.

He Jiankui shocked the world in 2018 when he announced that twin girls Lulu and Nana had been born with modified DNA to make them resistant to HIV, which he had managed using the gene-editing tool CRISPR-Cas9 before birth.

He, an associate professor at the Southern University of Science and Technology in Shenzhen, said at the time that he was “proud” of the achievement. He later claimed that a second woman was pregnant as a result of his research.

We want to look & feel young again, and every year we spend hundreds of billions of dollars on beauty serums, cosmetic surgery, and exotic supplements in the hopes of appearing more vibrant, healthy, and desirable.

Scientists have uncovered a crucial change in cancer cells that allows them to spread around the body – by switching from sugar to fatty acids to fuel their growth.

Changing their ‘diet’ in this way allows tumour cells to set up shop at new sites where resources such as glucose – their preferred food source – are limited.

Researchers at The Institute of Cancer Research, London, found that a protein called AKR1B10 helps cells adapt the ways in which they get their energy.

There is a common myth that bone marrow stem cells do not work in the elderly.

However, we are seeing elderly patients respond very well to bone marrow stem cells.

Continue reading “Bone marrow stem cells Work in the Elderly!! Another stem cell myth busted” »

The researchers wanted to know how tardigrades protected themselves against such harsh conditions. So Kunieda and his colleagues began by sequencing the genome of Ramazzottius varieornatus, a species that is particularly stress tolerant. It’s easier to study processes within the tardigrade’s cells when the animal’s genome is inserted into mammalian cells, says Kunieda. So researchers manipulated cultures of human cells to produce pieces of the water bear’s inner machinery to determine which parts were actually giving the animals their resistance.

Eventually, Kunieda and his colleagues discovered that a protein known as Dsup prevented the animal’s DNA from breaking under the stress of radiation and desiccation. And they also found that the tardigrade-tinged human cells were able to suppress X-ray induced damage by about 40%.

“Protection and repair of DNA is a fundamental component of all cells and a central aspect in many human diseases, including cancer and ageing,” says Ingemar Jönsson, an evolutionary ecologist who studies tardigrades at Kristianstad University in Sweden.

Glioblastoma is one of the most common and aggressive forms of brain cancer, and it is particularly difficult to treat. Now, researchers from the University of Pennsylvania School of Medicine have come up with a new approach to treatment for the disease, by growing organoids based on a patient’s own tumor to find the most effective treatments. Digital Trends spoke to senior author Dr. Donald O’Rourke to learn more.

The technique uses mini-brains — pea-sized organoids grown from stem cells which recreate features of full-scale brains. The mini-brains are similar enough to real brains that they can be used for testing out medical treatments to see how a full-sized brain would respond.

The breakthrough in this research is regarding treatment individualization. One of the challenges of treating a complex disease like brain cancer is that different people respond in different ways to the various treatment options available. After surgery has been performed to remove a tumor, doctors typically begin further treatment using radiation or chemotherapy around one month later. That means there isn’t always time to use perform genetic analysis to see which treatment might be best suited for a particular patient — the doctors need to know what will work and start further treatment as soon as possible.

The Race To Find A Cure For Aging Learn about three pioneers working to turn back the clock ~ via Medium #perpetuallife

https://medium.com/discourse/the-race-to-find-a-cure-for-aging-98676b0318dc
We want to look & feel young again, and every year we spend hundreds of billions of dollars on beauty serums, cosmetic surgery, and exotic supplements in the hopes of appearing more vibrant, healthy, and desirable.

After false starts, drugs that manipulate the code of life are finally changing lives.