Life Sciences

Found results: 11545

Prolonging youth

Do you want to get younger? Simulate pregnancy!

Observations of the restoration of a partially removed liver in pregnant mice led to the discovery of a mechanism that may allow the development of a method of rejuvenation not only of the liver, and not only in mice.

19.03.2010
Other life sciences

Microchips are the future of medicine

Biosensors based on microchips, suitable for permanent wear and even implantation, promise revolutionary changes in medicine.

18.03.2010
Other life sciences

Find the culprit by microbe prints?

A smear from the surface of the skin contains at least 100 times more bacterial DNA than human DNA. At the same time, the personal composition of the types of microbes is a characteristic no less unique than fingerprints.

18.03.2010
Biomedicine

Organ regeneration: disable the p21 gene

Mice with the inactive p21 gene are not able to grow an entire limb, but their damaged fingers are restored, and wounds heal much faster than in ordinary mice.

17.03.2010
Genetic engineering

The most important secret of the opium poppy has been solved

Identification of two opium poppy genes will allow scientists to create genetically modified plants and microorganisms that will significantly reduce the cost of production of codeine and other opiates in the future.

16.03.2010
Cellular technologies

Follicle cells – for wound treatment and hair growth

A new type of stem cells found in hair follicles can increase the effectiveness of skin regeneration methods and many cosmetic procedures, including skin rejuvenation and baldness treatment.

15.03.2010
Biomedicine

Gene therapy against spinal cord muscular atrophy

Gene therapy restores the transmission of nerve impulses to the muscles and increases the survival rate of mice with simulated spinal cord muscular atrophy, a hereditary disease that leads to death at an early age.

15.03.2010
Other life sciences

Digest of the journal Science

The most primitive skin stem cells capable of forming hair follicles, sebaceous glands and epidermis have been found; polymorphism of genes of the main histocompatibility complex helps to fight HIV infection.

15.03.2010
Genetics

Analgesic gene

The replacement of one nucleotide in the SCN9A gene makes the carrier of such a variant of the gene absolutely insensitive to pain. Perhaps this discovery will create the perfect analgesic.

11.03.2010
Other life sciences

Last week in Science

Nrf2 is another target for anti–aging pills; stroke protection: develop ischemic tolerance; fungal or bacterial infection: diagnosis based on the genetic profile of the blood.

10.03.2010
Other life sciences

Last week at Nature publishing group

Articles on sequencing the genome of the human intestinal microflora, increasing the efficiency of differentiation of embryonic stem cells into blood vessel endothelial cells and on snips associated with celiac disease.

10.03.2010
New in Gerontology

Sestrin protein is a natural retarder of aging processes

The developers of "tablets for old age" have another potential target – the human analogue of the protein Sestrin, whose ability to slow down the aging process and the development of age-related diseases is shown for fruit flies.

09.03.2010
Other life sciences

Is beta-amyloid a component of innate immunity?

The beta-amyloid protein, which forms the basis of plaques formed in the brain tissue of patients with Alzheimer's disease, is a component of the innate immune response, which is the body's first line of defense against infectious agents.

09.03.2010