Articles

Found results: 16310

Biotechnologies - into life

Medicine will be brought out of the impasse by microcins and bacteriophages

Antibacterial peptides microcins and bacteriophages undeservedly forgotten by science can become a substitute for antibiotics, according to scientists of the Institute of Molecular Genetics of the Russian Academy of Sciences, who conduct fundamental research of natural antibiotic substances under the guidance of Professor Konstantin Severinov of Rutgers University.

14.10.2008
Biotechnologies - into life

Russian pharmaceutical business needs a seed fund

Oleg Korzinov, Head of the Innovation Department of TSVT "HimRar": "Why shouldn't a Russian venture company create a seed fund in the field of living systems?"

14.10.2008
Nanotechnology

A new system for delivering quantum dots to living cells

Nanoparticles of the quantum dot class were encapsulated in a biodegradable hydrogel and modified with antibodies specifically binding to cell membrane receptors. The resulting nanocomposite structure penetrates the cells without destroying the membrane, and then hydrolyzes in the cytoplasm, releasing individual quantum dots.

14.10.2008
Healthy skepticism

How to change the sex of the child?

The sensational development was presented by scientists from the Japanese corporation "Nasumoto". The method can be applied from the fourth week of pregnancy. It is during this period that the sex glands begin to form.

13.10.2008
Note to the businessman

The money is here

The last refuge of free capital is private equity funds. They will not be able to finance all companies, but they can launch the process of mergers and acquisitions in many sectors.

13.10.2008
Other life sciences

Nobel Prize – for HIV and the papilloma virus

The 2008 Nobel Prize in Physiology or Medicine will be shared by Harald zur Hausen ("for the discovery of human papillomavirus causing cervical cancer") and Francoise Barre-Sinussi and Luc Montagnier ("for the discovery of human immunodeficiency virus").

10.10.2008
Other life sciences

Lactic acid is an alternative source of nutrition for the brain

Previously, it was believed that the brain works exclusively on glucose. Using spectral analysis, scientists found that the brain receives not only glucose from the blood coming to it, but also lactic acid, an excess of which is observed in the blood during active muscle work.

10.10.2008
Cellular technologies

Another source of pluripotent stem cells

The primordial cells of the male testicles, which produce spermatozoa during division, have the property of pluripotency, that is, they are able to transform into all known types of cells of an adult organism. In this sense, they are completely "equal" to embryonic stem cells.

10.10.2008
New in Gerontology

Something happened to my memory…

Often, especially from elderly people, you can hear: "I forgot again. Damn sclerosis!" Those who are younger usually say this in jest. Older people tend to be concerned about their forgetfulness. Is memory deterioration an inevitable process?

09.10.2008
Bioethics

Bioethics of terrorism

Some organizations fighting for animal rights attack the homes of scientists, smash the offices of pharmaceutical companies, steal and release laboratory animals into the wild and persecute "knackers" even after death.

09.10.2008
Controversial

About the dangers of physical activity

In some cases, physical exercise is certainly useful. However, in some cases, the path to longevity does not lie through gyms, exhausting races and bathing in cold water. For many people, the best simulator can be... a favorite sofa, the best exercise is daytime sleep, the best motivation for "classes" is simple healthy laziness.

09.10.2008
Your health

We overestimate medicines and underestimate their specialists

The third scientific Congress "Rational Pharmacotherapy and Clinical Pharmacology" opens in St. Petersburg today. Specialists will gather from all over Russia, whose professional task is to make sure that the attending doctor prescribes you exactly the "right" medicine: researched, effective, as safe as possible.

08.10.2008
Prolonging youth

Erythropoietin – doping for the brain?

It should not be forgotten, however, that the effect of all memory stimulators, including erythropoietin, is rather short-lived and does not lead to a more efficient functioning of the brain's own mechanisms, creating only the effect of additional activation of neurons, and even then largely indiscriminate.

08.10.2008
Biotechnologies - into life

Russian biochips for medicine and pharmacology

The participants of the International Expert Meeting "Results of participation of Russian scientists in international scientific and technical cooperation in medicine and pharmacology" noted the high scientific potential of Russia in the field of biomedical and pharmacological research and the availability of highly qualified personnel.

08.10.2008
Genetic engineering

An embryo in every cell

American doctors were able to turn exocrine cells of the pancreas into insulin-secreting beta cells. This reprogramming was carried out in a living organism – more precisely, in the pancreas of a mouse.

07.10.2008