Articles

Prolonging youth

It was possible to age the mice. Will it be possible to rejuvenate?

Scientists have discovered a signaling pathway, the inclusion of which aged the muscles of young rodents. The authors believe that their discovery will help develop drugs that suppress the activity of this system.

13.06.2012

Cellular technologies

Stem cells are the "fifth column" of cancer

Adipose tissue stem cells in the presence of residual amounts of malignant cells contribute to the growth of cancerous tumors.

13.06.2012

New in Gerontology

To make your children live longer, do not rush to start them

Every year, for which a man postpones plans to procreate, increases the length of his children's telomeres. Moreover, this effect accumulates from generation to generation.

13.06.2012

Biomedicine

Treatment of Alzheimer's disease: an encouraging result

During three years of testing a new therapeutic vaccine against Alzheimer's disease, 80% of patients produced their own antibodies against beta-amyloid without any side effects.

09.06.2012

Nanotechnology

Artificial cell semiconductors

The method of artificial evolution of genes of enzymes providing synthesis of silicon dioxide crystals opens the way to biotechnological production of materials for electronics.

09.06.2012

Nanotechnology

Computer modeling of nanomaterials for medicine

The seminar at NUST MISIS discussed the results of the work on the international project ViNat (Virtual Nanotitanium), the subject of which is computer modeling, development and functional testing of biocompatible metallic nanomaterials.

09.06.2012

Various

The cost of treatment continues to grow, but the quality does not increase

In the last 10 years, financial investments in the field of healthcare have been ineffective in terms of costs and benefits.

08.06.2012

Cellular technologies

A mouse with a human liver

The organ grown in the mouse body is small – only 5 millimeters, but its composition and functions are no different from the human liver.

08.06.2012

Bioethics

Organ transplantation: cut alive?

One of the leading transplant specialists in the USA believes that the current rules for determining the death of a donor prevent an increase in the number of transplant operations. He points out that, for example, kidneys can be extracted even before the donor's heart stops.

08.06.2012

Biotechnologies - into life

There is still no money to finalize Russian HIV vaccines

Three candidate HIV vaccines have successfully passed the first stage of clinical trials. Scientists have not been able to start the next stages at which the effectiveness of vaccines should be established for two years due to the termination of funding.

08.06.2012

Prolonging youth

The fight against aging: the main directions of research

Despite all the achievements of medicine, scientists still cannot stop or even significantly slow down aging, but research in this area is in full swing – although so far mainly on mice.

08.06.2012

Healthy skepticism

Scientists have discovered a miracle vitamin: less excitement!

Scientists have discovered! A new miracle vitamin protects against obesity and increases endurance!! We hope that scientists will be able to synthesize nicotinamide riboside quickly and cheaply!!! But in fact…

07.06.2012

Biomedicine

Parkinson's disease: the first clinical trial of a therapeutic vaccine

AFFiRiS AG has announced the launch of the world's first clinical trial of a therapeutic vaccine against Parkinson's disease.

07.06.2012

Other life sciences

Sirtuin-1 not only slows down aging, but also regulates the daily rhythm

Sirtuin SIRT1, known for its ability to slow down aging and increase life expectancy, also acts as a metronome, providing the adjustment of metabolism to circadian rhythms.

07.06.2012

Cellular technologies

Complex structures of artificial capillaries

Researchers from the University of Washington have managed not only to grow full-fledged "living" vessels in the laboratory, but also to control their growth and form complex structures from them.

07.06.2012

Biomedicine

Anti-influenza proteins

The proteins created with the help of computer modeling are combined with hemagglutinin located on the surface of influenza viruses, like a key with a lock, and their antiviral potential is no less effective than that of monoclonal antibodies.

07.06.2012

Other life sciences

Cellular mechanisms of the relationship between breast cancer and aging

With age, there is not only a change in the balance of luminal and myoepithelial cells, but also a transformation of the functional spectrum of multipotent stem cells, which leads to an increase in the risk of malignant degeneration.

06.06.2012

Bioethics

I don't know what euthanasia is, but I am against it!

A fifth of Russians do not know what euthanasia is, and exactly the same number of respondents (32% each) spoke for and against its introduction in Russia.

06.06.2012

Genetics

Genetic testing: journalistic investigation

The author conducted numerous analyses of his DNA for genetic predisposition to diseases and was convinced that the forecasts of geneticists are not too specific yet, and the district therapist can also give advice to quit smoking and go in for sports.

05.06.2012

Genetic engineering

Personal cellular computer

Usually cellular biocomputers are created for use in bacteria, so the work done on mammalian cells has additional value for biologists.

05.06.2012