Articles

Found results: 16336

Genetic engineering

GMOs in Russia: educational program for senators

Over the past 10 years, more than 1.5 thousand studies on the safety of GMOs have been published, and no conclusions have been made about their toxicity or any negative properties. Russian senators don't want to know.

28.02.2014
New in Gerontology

The relationship between aging and sleep quality is revealed

Researchers at the University of Pennsylvania have discovered the intersection between the signaling cascades of the aging process and the body's response to cellular stress, which, among other things, causes senile sleep disorders. Perhaps the effect on the corresponding molecular mechanisms will help the elderly suffering from insomnia.

27.02.2014
Other life sciences

Death Test

Estonian and Finnish doctors have learned to find out from a blood test whether a person will die in the next five years or not. But experts cannot yet say from which disease he will die, and it is not very clear what to do with such information.

27.02.2014
Cellular technologies

Will astrocytes help with spinal cord injury?

For the spinal cord, the same trick that has been done for a long time for the brain has been repeated: spinal neurons were obtained from auxiliary cells of nervous tissue – astrocytes.

27.02.2014
Your health

Who is recommended preventive ovariectomy?

Preventive removal of the ovaries (preventive ovariectomy) reduces the risk of malignant neoplasms by 80% and the risk of premature death by 77% in carriers of oncogenic mutations in the BRCA1 and BRCA2 genes.

27.02.2014
Various

Nothing that wounded, he will not die…

Russian scientists have created a special tourniquet for the military, capable of using ultrasound to stop internal bleeding in the field without the risk of complications. There are no analogues of such protection in the world yet.

26.02.2014
Biomedicine

Protease inhibitors against antibiotic resistance

Low molecular weight inhibitors disrupt the order of amino acids necessary for the coupling of bacterial protease ClpP subunits, or convert the amino acid responsible for its work into another. Both variants lead to a loss of protease activity.

26.02.2014
Other life sciences

The main thing is that the suit should sit

A woman paralyzed from the waist down was able to give up a wheelchair and take an independent walk thanks to a robotic exoskeleton, created for the first time by individual measurements on a 3-D printer.

26.02.2014
Healthy skepticism

Is Echinacea useless?

Meta-analysis of the results of 24 clinical trials did not reveal significant benefits from the use of dietary supplements based on echinacea as a means of prevention and treatment of acute respiratory viral infections.

25.02.2014
Biomedicine

Early diagnosis of multiple sclerosis

Scientists from the Technical University of Munich have found out that the development of multiple sclerosis can be predicted by a blood test several years before the first symptoms of the disease appear.

25.02.2014
Your health

Measure your shapes

A new method for assessing the risk of premature death associated with abdominal fat deposits – the body shape index – is a more effective prognostic factor than the body mass index commonly used as a health indicator.

25.02.2014
Biomedicine

No more complicated than a pregnancy test

The method of rapid cancer diagnosis developed at MIT can be modified to detect various types or stages of the disease and has already been applied to the diagnosis of cardiovascular diseases.

25.02.2014
Healthy skepticism

Pseudoscience: danger rating

This rating was obtained by summarizing expert assessments of the dangers of existing misconceptions, pseudoscience and superstitions.

25.02.2014
Biomedicine

New cartilage can be grown directly in the patient's body

By combining synthetic substrate material with viral vectors for gene delivery, researchers from Duke University have come close to the possibility of growing new cartilage directly in the patient's body.

24.02.2014
Various

DIY: Synthetic muscles from fishing line and thread

Synthetic fibers created from twisted polyethylene fishing line and sewing thread turned out to be a hundred times stronger than real muscles. And any student can twist them during normal laboratory work.

24.02.2014