Life Sciences

Found results: 11545

Other life sciences

The role of mitophagy in the development of COPD

It has been established that the main link in the mechanism of development of chronic obstructive pulmonary disease (COPD) is mitophagy – the process of destruction of mitochondria.

20.10.2014
Other life sciences

Nobel Prize in Chemistry 2014: details

The works of the new laureates lie at the junction of biochemistry, physical optics and molecular biology. They led to the emergence of two new methods of optical microscopy, which made it possible to overcome the so-called diffraction limit.

20.10.2014
Cellular technologies

How is the mucous membrane of the esophagus renewed

Scientists from the University of Pittsburgh have discovered stem cells in the esophagus. Perhaps their research will help in the creation of new methods of treating esophageal cancer and a precancerous condition – Barrett's esophagus.

17.10.2014
Biomedicine

Miriam – a breakthrough in early cancer diagnosis?

The introduction into practice of a device that allows the analysis of specific cancer microRNAs in the blood to diagnose a wide range of oncological diseases will make cancer screening the same routine procedure as a blood test.

17.10.2014
Genetics

To the 200th anniversary of M.Y. Lermontov

Scientists have not been able to prove the genetic connection of Mikhail Lermontov with the Lermonts, but still consider it likely that the Russian poet has Scottish roots.

17.10.2014
Cellular technologies

How safe is ESK transplantation?

The efficacy and safety of transplantation of differentiated human embryonic stem cells has been demonstrated for the first time in a clinical study.

17.10.2014
Biomedicine

HIV vaccine

Millions of dollars are being allocated for the development of an HIV vaccine in many countries, many studies are being conducted, but the question of creating an effective vaccine that would prevent infection and the spread of infection is still open.

16.10.2014
Cellular technologies

One step away from Diabetes Cell therapy: details

A group of American scientists published a paper in the journal Cell, which described a method for obtaining insulin-producing cells from pluripotent stem cells.

15.10.2014
Genetics

Mitochondria in a "bottleneck"

mtDNA defects accumulated with age greatly increase the likelihood of middle-aged mothers having children with mitochondrial diseases.

15.10.2014
Other life sciences

Antidiabetic and anti-inflammatory lipids

Perhaps scientists will be able to find the possibility of therapeutic use of these molecules for the treatment of inflammatory diseases such as Crohn's disease and rheumatoid arthritis, as well as type 2 diabetes.

14.10.2014
Other life sciences

Childbirth after uterus transplantation: details

In early September, in the Swedish city of Gothenburg, the first child was born, carried out by a mother after transplantation of a donor uterus. An article about this was published online in the authoritative medical scientific journal Lancet.

13.10.2014
Genetic engineering

Gene therapy TKID v.2.0

In the 90s, after genetic therapy of X-linked severe combined immunodeficiency, 25% of patients developed leukemia. This time, a viral vector that does not interact with oncogenes was used.

10.10.2014
Theories of aging

Evolution of sexual dimorphism in human lifespan (literature)

Why do humans live longer than other higher primates? Why do women live longer than men? What is the significance of menopause? The answers to these questions could explain the mechanisms underlying the evolution of human aging.

10.10.2014
Theories of aging

Evolution of sexual dimorphism in human lifespan (4)

Understanding the biological basis of sex differences in life expectancy will help in the development of interventions that can extend the period of healthy life of men for several years.

10.10.2014
Other life sciences

Touch for a prosthetic hand

Experiencing tactile sensations, disabled people can perform simple actions that were previously inaccessible to them.

10.10.2014