Articles

Found results: 16338

Genetics

Surnames and Y chromosomes in Spain

Spaniards with rare surnames are distant relatives, as are men in many other countries. But it also happens the other way around – for example, in Ireland.

03.02.2016
Genetics

APOBEC Double Agent

Mutations leading to the development of 18% of cancerous tumors occur during DNA replication under the action of APOBEC, an antiviral defense protein.

03.02.2016
Theories of aging

Aging trajectories

The dynamics of aging is traditionally described with the help of "survival curves", showing what proportion of individuals survive to a certain age. The nature of the dependence of mortality on age varies greatly among different organisms.

03.02.2016
Genetic engineering

Remember these letters

CRISPR/Cas9 technology is able to change the attitude of mankind to hundreds and thousands of currently incurable hereditary and severe acquired diseases, used in genetic engineering.

03.02.2016
Prolonging youth

Phytotherapeutic geroprotector

Scientists from Japan have found out that the folk drug rikkunsito, used for stomach pains, causes the body to produce the hunger hormone ghrelin, which, in turn, slows down aging by acting on the gene and protein SIRT1.

03.02.2016
Cellular technologies

Cells for craniofacial surgery

Stem cells that allow reconstructing the bones of the skull and facial bones can be isolated from cells with high activity of the Axin2 gene (approximately 1% of the total number of stem cells).

03.02.2016
Other life sciences

Mitochondria and neurodegenerative diseases

Scientists from the Gladstone Institute of Neurodegenerative Diseases have demonstrated a link between mitochondrial damage, loss of ATP and neuronal dysfunction.

02.02.2016
Your health

Hold on to the steering wheel, not the crutch

Scientists suggest that the refusal to drive and the deterioration of health are mutually conditioned: health problems force you to give up driving, and the refusal to drive aggravates health problems.

02.02.2016
Healthy skepticism

Official people of Mikhail Kovalchuk

Kovalchuk warns: there is a real opportunity to intervene in the process of evolution and create a fundamentally new subspecies of Homo sapiens – a service person.

02.02.2016
Biotechnologies - into life

Agrobiotechnologies-2015

In the summer of 2015, the Skolkovo Foundation began to develop the direction of biotechnology in agriculture. The first results of the work were summed up in December – at the competition of the most promising projects.

02.02.2016
Other life sciences

Is papillomavirus the cause of breast cancer?

If the human papillomavirus is really capable of causing breast cancer, existing vaccines for the prevention of cervical cancer will protect against many of its cases.

01.02.2016
Nanotechnology

Real-time sweat analysis

Sensors built into the smart bracelet that measure body temperature and the concentration of sodium, potassium, glucose and lactic acid salts in sweat allow you to assess muscle fatigue and the degree of dehydration of the body.

01.02.2016
Cellular technologies

Reprogrammed cells will soon become publicly available

The first human implantation of induced pluripotent stem cells reprogrammed into retinal cells took place in 2013. In case of a successful outcome of the tests, the use of IPSC will become an integral element of medicine.

01.02.2016
Genetics

Schizophrenia: from genetics to psychology

The search for genetic variants that may be associated with an increased risk of developing schizophrenia has been going on for decades. However, to date, all reports of the detection of "schizophrenia genes" have not withstood strict checks.

29.01.2016
Theories of aging

Senile vagaries of nature

How our ideas about aging have changed, how some theories try to explain aging and its neglect, and why it is so necessary for a person to "disassemble" ageless animals to molecules.

29.01.2016
Genetics

A scientist to himself

The story of how a 19-year-old college student diagnosed herself with a rare hereditary disease, and then – another one, about her relatives, a friend in misfortune – an Olympic athlete…

29.01.2016
Genetic engineering

Synthetic biology for space programs

Biologist Christopher Carr on manned flights to Mars, the production of medicines in the conditions of a space mission and the effect of radiation on living organisms.

29.01.2016