Articles

Found results: 16309

Other life sciences

The world's oldest microorganisms

In the bottom sediments of the North Pacific Ocean, microbiologists have found bacteria that live without access to nutrients for up to 86 million years. They manage to maintain life during this time due to an extremely slow metabolism.

18.05.2012
Your health

Coffee turned out to be a panacea

A long-term study involving more than 400 thousand people has shown that several cups of coffee a day are noticeable (and reliable!) reduces the risk of death from heart disease, stroke and even infections.

18.05.2012
Your health

Guys, spit on the diet and jogging!

According to consulting surgeon and diabetes specialist Charles Clark, author of more than 80 scientific articles and several books on healthy lifestyle and nutrition, these two measures are the worst choice for a middle-aged man.

17.05.2012
Other life sciences

Cyber arm for the paralyzed

Two elderly people, paralyzed for many years, were able to drink coffee with the help of a mechanical arm controlled by signals from the brain.

17.05.2012
Biomedicine

Not exactly personal medicine

A personal medicine designed for a specific person is a myth. Personalized medicine focuses not on one patient or even hundreds of patients, but on subpopulations.

17.05.2012
Other life sciences

OraQuick HIV test: you can, but be careful

The FDA Advisory Commission unanimously approved the free sale of OraQuick test systems. At the same time, experts obliged the manufacturer to print a warning on the product packaging about possible errors in the diagnosis of HIV infection using OraQuick.

17.05.2012
Prolonging youth

Gene therapy increases life expectancy

The first attempt using genetic methods to induce the expression of telomerase in adult animal cells, an enzyme that restores the length of telomeres and thus slows down the "biological clock", was crowned with success.

16.05.2012
Genetics

Genetics of aging: lecture notes

At the end of April, the Russian Academy of Sciences hosted the international scientific conference "Genetics of Aging and Life Expectancy", where leading researchers from around the world met. Scientists discussed the problems of life extension.

16.05.2012
Various

Scammers in white coats

Almost half a billion dollars were stolen from the state program of free medical care for the elderly.

15.05.2012
Other life sciences

A personal HIV test is two percent short

In the clinic, the OraQuick test system determines the presence or absence of HIV infection with 99% accuracy. The accuracy of the test for self-use was 93%; according to the requirements of the FDA, this indicator should be at least 95%.

15.05.2012
Grants and competitions

Photonics postdocs are invited to Barcelona

Research area: biophotonics, photomedicine, nanophotonics, nanotechnology, nonlinear optics, quantum optics, quantum computer science, laser physics, optoelectronics, etc.

15.05.2012
Exhibitions and conferences

Healthy lifestyle – 2012

The forum and exhibition "Health|Life – A Healthy lifestyle" (Moscow, Sokolniki Exhibition and Exhibition Center, June 5-7, 2012) will allow companies working in the field of production and promotion of products and services to maintain and strengthen health, preserve beauty to demonstrate their achievements.

15.05.2012
Theories of aging

Another secret of longevity of naked diggers

The exceptionally long lifespan of naked diggers may also be due to the peculiarities of cellular mechanisms for processing proteins damaged by free radicals.

14.05.2012
Other life sciences

Optoelectronic retina without batteries

To create an artificial retina, scientists decided to use solar cells activated by an infrared ray, which made it possible to combine the transmission of visual information with the transmission of energy and simplify the device of the implant.

14.05.2012
Genetic engineering

Gene therapy against hearing loss

A good result has so far been achieved only in mice no older than two weeks. But the results obtained confirm the possibility of gene therapy for sensorineural hearing loss – hearing loss caused by a violation of the functions of hair cells.

14.05.2012
Various

Patch-heart monitor

A disposable device resembling a patch measuring 5 by 13 cm, slightly more than 10 mm thick and weighing 34 g, can continuously record an ECG for two weeks.

14.05.2012
Your health

Subtleties of wine treatment

"Drinking wine is just as harmful as taking poison," wrote the Roman philosopher Seneca. However, the difference between the drug and the poison is only in the dose. This rule fully applies to the "milk of Venus", as wine was called in antiquity.

12.05.2012
Genetics

Grandmothers saved us from breast cancer

The "breast cancer genes" BRCA1 and BRCA2 increase women's fertility by one and a half times, and without restraining factors, breast cancer would become a universal phenomenon. But without the care of a grandmother who died of cancer, the child was less likely to survive and pass the mutation to the next generation.

11.05.2012