News

Polymer shell for gene delivery

Such a shell stabilizes the particles, protecting DNA from nuclease enzymes, provides solubility in water and simplifies the transport of genes through the cell membrane.

Algae restored sight to mice blind from birth

The ChR2 gene from a green alga encoding a photosensitive ion channel was introduced into the bipolar retinal cells of genetically modified mice that completely lack photoreceptors. As a result, the mice gained sight.

Cells instead of a pacemaker: difficult, dangerous, but possible

The smell of urine is an important criterion when choosing a partner

Clinical trials repeatedly prove that the effect of homeopathic remedies does not exceed the effect of placebo. Why, then, do many sane people swear that homeopathy helps them? Why do homeopaths claim that a smear campaign has been launched against them?

Do you want to give birth to a boy? We need to eat more porridge, especially for breakfast!

56% of the participants in the group with the highest calorie intake had male babies, while for those who adhere to a low-calorie diet, this figure was only 45%. A pronounced correlation was also found between the birth of sons and the consumption of breakfast and a large consumption of grain products.

Cyanobacteria for biofuel production

Life expectancy in America: not everything is so smooth

Fight against tumor angiogenesis: not by washing, but by rolling!

Don't sleep at the wheel!

750 anti-cancer drugs are being tested in the US

A miniature video camera mounted on glasses directs images to electrodes that are connected to the brain with the help of the optic nerve. Patients wear a small device on their belt to power the camera and process images. The system does not recreate natural vision, but allows you to see the main images using a grid with 60 electrodes (10x6).

Small molecules against infarction

Scientists at the University of Texas demonstrated for the first time in an animal model the possibility of repairing heart damage using blood stem cells.

"Magnetized" cells for targeted delivery of therapeutic genes

Why do tumors blow bubbles?

Exoskeleton for the elderly and disabled

Herceptin increases the effectiveness of chemotherapy by 1.5 times

The skin of mice is sensitive to low oxygen levels and regulates the synthesis of erythropoietin, a hormone that stimulates the production of red blood cells, thus ensuring the adaptation of the body to conditions of high altitude and low oxygen content in the air.

Stem "super cells" are isolated in the blood

Herceptin (trastuzumab) in combination with standard chemotherapy before surgery for breast cancer leads to complete eradication of the tumor in 45.5% of women, whereas in those who received only chemotherapy – in 30%.

Do aging men weaken their minds more slowly, but more often than women?

Scientists have isolated from hematopoietic stem cells a subpopulation whose potential for division is 10 times greater than the rest.

A fat belly is deaf to the feeling of satiety

Academician Skulachev hopes that in ten years, if clinical trials give a positive result, it will already be possible to buy pills in pharmacies, which, if not prolong life, at least improve its quality to the level of youth.

Why do smokers get sick more often

Men are more susceptible than women to mild age-related cognitive disorders (disorders of memory and cognitive abilities) preceding the development of dementia.

Gene therapy for the treatment of drug addicts and alcoholics

Excess fat in the abdominal area (abdominal fat) synthesizes the hunger-enhancing hormone neuropeptide Y, which stimulates the formation of new fat cells, thereby further increasing the waist circumference.