Articles

Found results: 16339

Other life sciences

Circadian rhythms

Circadian rhythms are closed to an external 24-hour day. The main signal for adjusting the rhythm is light, although there are other signals, for example, temperature.

01.06.2017
Genetic engineering

Yeast with logic valves

Researchers have introduced analogs of logical elements OR-NOT into yeast genes, from which all other elements can be constructed to perform logical operations.

01.06.2017
Nanotechnology

Nanoparticles for burning out tumors

The new silicon nanoparticles can be used both to destroy tumors by heating to ultra-high temperatures, and to measure temperatures inside the body.

01.06.2017
Grants and competitions

GenerationS-2017

The Russian venture company has identified six directions of the largest in Russia and Eastern Europe startup accelerator GenerationS for the next three years.

01.06.2017
Genetics

Drug addiction by inheritance

The authors of the new study stated that they were able to detect in rats the mechanisms of epigenetic inheritance of addiction to cocaine addiction.

01.06.2017
Other life sciences

Minutes instead of hours

A microfluidic chip separates DNA fragments in a few minutes, unlike the widespread gel electrophoresis method, which requires several hours for this.

01.06.2017
Prolonging youth

Young blue

Methylene blue – an affordable, inexpensive and safe chemical – can slow down or even reverse the aging of human skin. Tested by electronics!

31.05.2017
Other life sciences

Suppress the uprising

Mice with the JunB gene disabled did not develop autoimmune diseases associated with T-helper 17. At the same time, lymphocytes retained the ability to fight infections.

31.05.2017
Various

When a patient is a source of income

The average patient in the US last year using an orphan drug spent $136,000 on it, and this cost has increased by 38% since 2010.

31.05.2017
Genetic engineering

Useful pests

The females of the genetically modified cabbage moth die before mating, and the males mate with wild-type females, spreading the lethal gene in the population.

31.05.2017
Your health

Starve, don't starve – 2

The magnitude of life extension in primates who lived on a starvation diet, if there is one, is so small that for the sake of these percentages it is absolutely not worth torturing your body.

30.05.2017
Biomedicine

Super-vancomycin

The new antibiotic is 25,000 times more effective than a simple vancomycin. The developers claim that microbes will only be able to develop resistance to it in 50 years.

30.05.2017
Various

Are scientists hiding?

The chapter "Why a pseudo-scientist on the screen looks more convincing than a scientist" from the book by Alexander Sokolov, which will soon be published by Alpina non-fiction publishing house.

30.05.2017
Cellular technologies

Macrophages against non-healing ulcers

Accelerated wound healing in mice was noticeable even to the naked eye – after treatment with reprogrammed macrophages, they tightened twice as fast.

30.05.2017
Genetics

Be careful with genome editing!

The CRISPR-Cas9 method can lead to hundreds of unintended mutations, and algorithms for predicting its effect on the body give erroneous results.

30.05.2017
Biotechnologies - into life

Recipes from the laboratory

Professor Gainetdinov is a vivid example of how the grant system helps to develop Russian science and involve truly talented creators in it.

29.05.2017
New in Gerontology

Biological age indices

Arterial indicators for calculating indices are evaluated noninvasively, by quantifying four indicators of cardiovascular health.

29.05.2017
Genetics

About the benefits of harmful mutations

The more harmful mutations there are in the genome, the more harmful the subsequent ones are. This allows negative selection to more effectively remove harmful alleles from the population.

29.05.2017