Life Sciences

Found results: 11545

Biomedicine

Ebola: vaccines ready for trials

In February, large-scale clinical trials of Ebola vaccines will begin in West Africa. At the moment, trials of two vaccines, the most ready for use, are planned.

19.01.2015
Other life sciences

FDA approves innovative implant for obesity treatment

Maestro Rechargeable System is a new system for the treatment of obesity in a certain category of adult patients, affecting the nerve pathways connecting the stomach and the region of the brain that controls feelings of hunger and satiety.

19.01.2015
Cellular technologies

Almost a real piece of intestine

Another bioengineering product contains important elements of the mucosa of a functioning intestine and is able to absorb compounds such as sugars, as well as maintain intercellular connections.

16.01.2015
Prolonging youth

An extra gene increases life expectancy by a third

Scientists have found a special gene in fruit flies that is responsible for the destruction of diseased cells. An additional copy of this gene prolongs life by more than 30%.

16.01.2015
Other life sciences

Solar activity affects life expectancy

People born in years with increased solar activity are characterized by a shorter life expectancy, as well as fewer children and grandchildren.

16.01.2015
Nanotechnology

Backpacks for monocytes

For targeted drug delivery, researchers from UCSB and MIT have developed "cell backpacks" attached to monocytes – disc-shaped polymer particles that can carry therapeutic agents and release them in the area of inflammation.

16.01.2015
Biomedicine

Brains with curry sauce

In experiments on mice with an Alzheimer's disease model, researchers have shown that delivering curcumin, the main component of the popular curry sauce, to the brain in the form of an aerosol is more effective than its intravenous administration.

15.01.2015
Cellular technologies

Self-guided stem cells against diabetes

To direct intravenously injected mesenchymal stem cells to pancreatic islets, the researchers "forced" them to express the HCELL homing molecule.

15.01.2015
Genetics

Useful garbage

It seems that viral sequences, although they seemed to be "garbage", were still assigned to the task in the course of evolution – to regulate the activity of genes where chemical modifications of DNA for some reason are not suitable.

14.01.2015
Other life sciences

The computer war on Ebola continues

This is also helped by users of personal computer equipment, participating in the Outsmart Ebola Together project as part of the World Community Grid association.

14.01.2015
Cellular technologies

Contracting human muscles "in vitro"

Miniature human skeletal muscles have been grown in laboratory conditions, capable not only of contracting, but also of responding adequately to external stimuli, such as electrical impulses, biochemical signals and pharmacological preparations.

14.01.2015
Other life sciences

How hormones make us choose a life partner

We all want to think that in our lives we act rationally and make an informed choice. But very often our preferences do not depend on the mind, but on the most subtle biochemical changes occurring in the body.

13.01.2015
Other life sciences

Stem cells and cancer

Why does lung cancer happen to people much more often than brain cancer? The point here is not only smoking or environmental pollution, but also the frequency with which cells divide in different tissues of the body.

13.01.2015
Biomedicine

Superantibiotic against superbugs

Teixobactin has proven effective against a wide range of bacteria, including antibiotic-resistant ones. At the same time, attempts to remove Staphylococcus aureus and Mycobacterium tuberculosis resistant to theixobactin in laboratory conditions were unsuccessful.

12.01.2015
Biomedicine

Insulin spray improves memory

A synthetic analogue of prolonged-acting insulin in the form of a spray for intranasal administration improves the cognitive functions of adults with moderate cognitive impairment and Alzheimer's disease.

12.01.2015