Life Sciences

Found results: 11545

Biomedicine

On the ruins of memory

The gradual but unavoidable loss of memory, and with it personality, can frighten everyone. What can modern science offer to combat Alzheimer's disease?

12.05.2017
Prolonging youth

Marijuana rejuvenated the brains of old mice

Course administration of the main active substance of marijuana is able to restore cognitive functions (in particular, learning and memory) of elderly mice to the level of young animals.

11.05.2017
Other life sciences

Virtual Psychiatrist

We can confidently talk about good prospects for using virtual reality to treat various phobias, anxiety disorders and other mental ailments.

11.05.2017
Genetics

Important letter

Russian researchers have identified a letter in the genome that may be involved in the mechanisms of development of autoimmune diseases, in particular, multiple sclerosis.

11.05.2017
Other life sciences

The liver grows after eating

Why the liver increases and decreases is unclear; most likely, it's about the assimilation of nutrients that enter the body at a certain time of day.

11.05.2017
Other life sciences

Prototype of a soft bionic retina

This is a field of 16 cubes of hydrogel with droplets of the bacteriorhodopsin protein, which, like the pigment of the cones of the retina, creates an action potential when illuminated.

10.05.2017
Other life sciences

The sighted hand

British engineers are preparing to test prosthetic hands that automatically determine the shape of the object to be taken and "adjust" to it.

10.05.2017
Other life sciences

A real macho man acts without hesitation

American scientists have found that elevated testosterone levels reduce men's ability to critically evaluate impulsive and intuitive judgments.

10.05.2017
Genetics

Sexual dimorphism at the molecular level

Israeli researchers have for the first time fully described the sexual characteristics of the expression of genes common to women and men. Guess where they found the maximum differences?

10.05.2017
Biomedicine

Stivarga against liver cancer

The FDA has expanded the list of indications for the use of the drug regorafenib (Stivarga). Now it can be prescribed to patients who suffer from hepatocellular carcinoma.

28.04.2017
Genetics

Genomics of cave soil

The DNA of Neanderthals and Denisovans can be successfully identified in samples taken not from bones, but from sedimentary rocks of archaeological locations.

28.04.2017
Biomedicine

Antimicrobial peptides from maggots

The staff of the Laboratory of Biopharmacology and Immunology of Insects of St. Petersburg State University proposed a new approach to solving the problem of drug resistance of bacteria.

28.04.2017
Cellular technologies

Optogenetics for diabetics

An international group of researchers proposed to shift the control of artificial cells implanted in the body to produce insulin to a smartphone.

28.04.2017
Nanotechnology

Nanovaccine against cancer

A vaccine based on polymer nanoparticles slows down the growth of mouse models of various malignant tumors and increases the life expectancy of animals.

27.04.2017
Nanotechnology

Nanocapsules against sepsis

Russian researchers have developed an effective method for obtaining and targeted delivery of an anti-inflammatory drug based on human heat shock protein.

27.04.2017
Other life sciences

Tuberculosis is ready to attack

Biologists claim the appearance of several thousand dangerous mutations in the DNA of tuberculosis bacillus, making it more resistant to the action of human immunity.

26.04.2017
Biomedicine

A new candidate for antidepressants

Tests on a mouse model have shown that the new 5-HT3R receptor agonist surpasses the antidepressant properties of a selective serotonin reuptake inhibitor.

26.04.2017