Articles

Found results: 16251

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
Biomedicine

Time to start phages

WHO is literally crying out about the catastrophic situation with antibiotics. Now many laboratories are thinking about how it would be possible to use both bacteriophages and their components against bacterial infections.

24.02.2014
New in Gerontology

microRNA and aging

As fruit flies age, more microRNAs accumulate on the Ago2 protein complex, and, consequently, microRNAs influence aging-related events.

24.02.2014
Biomedicine

Multiple sclerosis is diagnosed by antibodies

When an RNA aptamer, to which a molecule of the luminous protein obelin is attached, meets with an antibody typical of multiple sclerosis, the protein is activated and emits a quantum of light.

24.02.2014
New in Gerontology

Muscle hormone is an indicator of biological age

There is a molecular relationship between physical activity and healthy aging, in which the level of the hormone irisin in the blood is a kind of indicator of "biological age".

21.02.2014