News

Science of the XXI century

The 17th International School-conference of young scientists "Biology - Science of the XXI Century" and the Russian–German forum will be held in Pushchinsky Scientific Center of the Russian Academy of Sciences from April 22 to 26.

Cells instead of a pacemaker: difficult, dangerous, but possible

Stem "super cells" are isolated in the blood

Herceptin (trastuzumab) in combination with standard chemotherapy before surgery for breast cancer leads to complete eradication of the tumor in 45.5% of women, whereas in those who received only chemotherapy – in 30%.

Golden Cancer Diagnosis

The appearance of cholesterol in atherosclerotic plaques is a secondary process. The cholesterol theory of atherosclerosis is not shared by many biochemists, physiologists and gerontologists. Atherosclerosis under a variety of conditions can occur with a low cholesterol content in the blood and, conversely, may be absent in people with high cholesterol.

The paradox of Alzheimer's disease sheds light on the mechanisms of memory loss

If a person lives in a happy marriage, his blood pressure is in good condition. But if stress happens in a marriage, they are accompanied by sudden pressure surges.

New method of genetic modification of stem cells: 100 times more effective

Roll, cage, big and small

Two types of microRNAs, miR-1 and miR-133, associated with the development of muscle tissue, not only stimulate the formation of heart muscle tissue, but also actively suppress genes whose functioning leads to the differentiation of embryonic stem cells into cells of other types, for example, neurons or osteocytes.

Nerves in a test tube – another step

There are about a million atoms in the fibrinogen molecule, and it took scientists about six months to calculate the model of its stretching.

Healing photos boost immunity

Viewing a slideshow of photos of sneezing people, people with skin lesions, rashes and other signs of infectious diseases increased the number of interleukin 6 molecules in the viewers' blood, triggering an immune response, by 23%.

Electronic nose for intestinal infection

OdoReader analyzes gases evaporated by patient stool samples and detects the presence of Clostridium difficile, the causative agent of a dangerous hospital infection of the gastrointestinal tract.

The passion for cloning

The headlines that appeared in the media on Friday like "The State Duma indefinitely banned human cloning" are somewhat exaggerated.

American oldies are not cheerful at all

To varying degrees, 40 to 70% of 60-69-year-old US citizens are unable to exist without assistance. For ten years, Americans of the "younger older" age were much more cheerful. It looks like it's going to get even worse...

A 120-year-old centenarian or an official's mistake?

An intermediary between unsaturated fatty acids and the genome has been identified

Many of the genes activated by unsaturated fatty acids are involved in the breakdown of these compounds for energy. Most likely, this mechanism protects the liver from the accumulation of unsaturated fatty acids.

Two more multiple sclerosis genes

After the discovery of the location of the genes responsible for the development of multiple (multiple) sclerosis, scientists plan to create accurate genetic maps and identify the molecular mechanisms of gene action.

The Government has decided to develop the concept of a law on the use of stem cells

The Government Commission on High Technologies and Innovations made decisions: on the development of the concept of the law on the use of biomedical technologies in medical practice; on the creation of a research center in the structure of the Ministry of Health and Social Development of the Russian Federation; on the creation of an Interdepartmental Council for the Development of the industry of High Biomedical Technologies.

Doctor's Heart

The 59-year-old doctor felt a sharp pain in his chest half an hour after the start of the operation, but decided to bring the surgical intervention to an end despite the persuasions of colleagues.

The invisible Exoskeleton

The device, developed by American engineers, facilitates walking, strengthening the work of the ankle joint.

"Nanotechnology in the world" No. 12-2008

The central theme of the new issue of the digest "Nanotechnology in the world" was the first International Forum on Nanotechnology, organized by RUSNANO.

The next counterfeiters have been arrested

In St. Petersburg, the activities of a group that was illegally engaged in the production of a fake drug "TeraFlu" were suppressed.