Articles

Found results: 16306

Other life sciences

Stem cells are the cause of ovarian cancer

Scientists from MIPT have solved the mechanism of ovarian cancer: it originates in the stem cells of the epithelium. So far, this result has been obtained in mouse models, but scientists hope to find a similar mechanism in humans and use it for treatment.

07.03.2013
Other life sciences

With obesity, fat cells behave like infected

Excessive intake of nutrients into adipocytes causes them to synthesize proteins that send a false alarm signal to the immune system, which leads to the development of inflammation of adipose tissue.

07.03.2013
New in Gerontology

How aging, autism and oxidative stress are related

The brain tissue of elderly people, as well as children with autism, is characterized by low levels of the mRNA enzyme methionine synthase, one of the main regulators of metabolism, the activity of which is blocked by oxidative stress.

07.03.2013
New in Gerontology

Questionnaire-questionnaire, how old should I live?

A simple questionnaire will help doctors assess the medical risks affecting the life expectancy of their elderly patients and improve the quality of medical care for this age group.

06.03.2013
Theories of aging

Aging and carcinogenesis

Carcinogenesis is not called the disease of old age for nothing. It is painful to live up to 150 years, being a collection of all genetic diseases known to science – hardly anyone would want to live so long, but just as bad.

06.03.2013
Cellular technologies

"Milk" pluripotent cells

Unique stem cells have been found in the breast tissue, which are not inferior to embryonic ones in their ability to give rise to different types of body tissues.

06.03.2013
Biomedicine

Triple blow to cancer

Many anticancer drugs hit one target, but the tumor cunningly bypasses the blocked channel. American scientists of Russian origin are creating a unique anti-cancer drug that hits three goals at once.

05.03.2013
Other life sciences

Telepathic rats

According to scientists, they managed to achieve the accuracy of the coincidence of the actions of two animals in 64 percent, which is not too much, but statistically significantly differs from randomness.

04.03.2013
Grants and competitions

Molecular and Theoretical Biology for schoolchildren – 2013

The program of the School of Molecular and Theoretical Biology (August 7-24, Pushchino) is intended for high school students and is aimed at integrating participants into the workflow of scientific research in laboratories.

04.03.2013
Various

Old grumblers live longer than optimists

Older people who don't expect much from their future are more likely to live longer and maintain better health than their optimistic peers.

04.03.2013
Biomedicine

Kadsila against breast cancer

A new drug from the arsenal of personalized medicine – Kadsil (trastuzumab emtanzin) – has received FDA approval.

04.03.2013
Nanotechnology

Nanoparticles disguised from the immune system

An artificially synthesized fragment of a protein molecule protects nanoparticles from macrophages, allowing them to deliver their therapeutic cargo to their destination.

01.03.2013
Other life sciences

Laboratory in your pocket

The uChek smartphone app determines 8-10 parameters of urine – the level of sugar, protein, ketone bodies, bilirubin, leukocytes and others – and interprets the results, allowing you to identify the symptoms of 25 diseases.

01.03.2013
Prolonging youth

Biorhythmology of mortality

Periods when the probability of death of mice increases sharply alternate with periods of increased resilience. According to the researchers, the proof of this hypothesis in relation to humans would allow people to extend their life to a species maximum of about 105 years.

01.03.2013