Articles

Found results: 16339

Biomedicine

Are you afraid of Alzheimer's? Chew grape seeds!

After treatment of mice with an Alzheimer's disease model with polyphenols isolated from grape seeds, the content of the beta-amyloid peptide oligomer in their brains decreased significantly.

18.07.2011
Genetic engineering

Editing genomes

The technology of replacing some codons in the genome with others in the future will allow us to create organisms with a genetic code that differs from the existing one and completely new properties.

18.07.2011
Cellular technologies

Mouse-mouse, here's a tooth for you!

Researchers at the University of Tokyo managed to grow full-fledged teeth with dental bones and connective fibers from mouse stem cells and successfully transplant them into the jaws of animals.

15.07.2011
Cellular technologies

Transcriptome-induced phenotype remodeling

Such a difficult name was given to the method of direct reprogramming of cells without the creation of induced pluripotent stem cells and their transformation into target cells and without the use of various growth factors.

14.07.2011
Cellular technologies

If only the human liver…

With the help of capsules with human liver tissue implanted in laboratory mice, it will be possible to study the effects of new drugs on the liver, which was previously impossible due to the different reactions of mice and humans to chemical compounds.

14.07.2011
Nanotechnology

Nanotowars with four letters

According to the decree of the Government of the Russian Federation, nanoindustry goods and services are divided into four categories: "A", "B", "C" and "D".

14.07.2011
New in Gerontology

Cannabinoid receptors protect the brain from aging

The absence of type 1 cannabinoid receptors (CB1) is associated with the rapid development of symptoms of brain degeneration similar to those observed in patients with senile dementia.

14.07.2011
Healthy skepticism

Glamorous innovations

The first boutique where you can buy an innovative idea has opened in Russia. The projects were presented to potential business angels by well-known figures of show business.

12.07.2011
Cellular technologies

IPSK: problems of transition age

Induced pluripotent stem cells are one of the newest areas of biology that is rapidly gaining momentum. Like any other new science, it has now entered a difficult "teenage" period.

11.07.2011
Biomedicine

Hands off beta cells!

The introduction of the CCL22 protein gene into the beta cells of the pancreas of mice with a model of diabetes stops the autoimmune reaction and protects the subjects from type 1 diabetes.

11.07.2011
Cellular technologies

Artificial trachea on a plastic frame

First, a Y-shaped base was created from a new plastic-like nanocomposite polymer. Two days later, the patient's stem cells were placed there, where they were grown to tracheal cells ready for transplantation.

08.07.2011
Cellular technologies

Stem cells labeled "extra pure"

For the first time in the half-century history of stem cell research, biologists have isolated the purest population of hematopoietic cells. To catch each such cell, they had to "filter out" about two hundred thousand umbilical cord blood cells.

08.07.2011