Articles

Found results: 16338

Other life sciences

Microbes communicate like neurons

Microbiologists have found that bacteria in biofilms can coordinate their actions by transmitting electrical potentials through ion channels, similar to nerve cells in the brain.

22.10.2015
Various

Truth and fiction about gray hair

When it comes to gray hair, myths are intertwined with facts in one tangled tangle. New York dermatologist Howard Sobel is in a hurry to unravel it and explain where scientific facts end and unfounded fiction begins.

22.10.2015
Genetic engineering

Superdogs

Experts from China were the first in the world to remove one of the genes of experimental beagles, as a result of which dogs with the nicknames Hercules and Tiangou appeared twice as powerful musculature than their relatives. In addition, the animals have become more hardy.

21.10.2015
Genetics

Men pass on the stress response by inheritance

Under stress in male mice, special microRNAs enter the spermatozoa, which, during the formation of a zygote, block the work of individual maternal matrix RNAs and thus affect the formation of the fetal nervous system.

21.10.2015
Controversial

Brain mycosis in Alzheimer's disease

Obvious traces of fungal infections were found in the nervous tissue and vessels of the brain of those who died from Alzheimer's disease. Whether they are the cause of the disease or the donors of the biomaterial lived in conditions conducive to the development of fungal and other infectious diseases is still unknown.

21.10.2015
Biomedicine

Transcriptome test systems for cancer diagnosis

A new method of selecting test systems for personalized diagnosis of oncological diseases is presented by Russian scientists in a recent issue of the journal Scientific Reports.

21.10.2015
Other life sciences

The success of biologists will save cells from death

If we understand what happens when cells are deprived of oxygen and nutrients, it will be possible to develop a treatment strategy that reduces the destructive effect of stroke.

21.10.2015
Other life sciences

Antibacterial dental implants

When bacteria get on the implant, the positive charge of quaternary ammonium salts destroys the negatively charged membrane of the bacteria and they die.

21.10.2015
Cellular technologies

Safe induced pluripotent stem cells

How to protect patients who need therapy with cells obtained from iPSCs, if treatment with their help turned out to be associated with the risk of getting cancer? This mini-review is dedicated to the latest developments and achievements in solving this problem.

20.10.2015
Genetic engineering

Genome operations

Molecular biologists from leading American universities have developed a new method by which the genome can be edited. Or, as the authors themselves say, "to do operations" at the genome level.

20.10.2015
Cellular technologies

Cell Reprogramming: a new success

Bioengineers from the Hebrew University in Jerusalem directly, bypassing the IPSC stage, grew trophoblasts from skin cells – cells from which the placenta is formed in the embryo at the earliest stage.

20.10.2015
Innovative Russia

MIPT to open Center for the Study of Aging

The Center's research will focus on the study of the most significant problems of molecular and cellular biology, the solution of which will contribute to understanding the nature of aging and related diseases.

20.10.2015
Other life sciences

30,000 neurons in a computer

According to the head of the Blue Brain Project, this is not yet a confirmation that scientists are actually able to reconstruct the human brain, consisting of 85 billion or more neurons, but the first step.

19.10.2015
Genetics

Typical Yakut hereditary disease: thoughts about

It is not the number of hereditary diseases that is growing, but the amount of our knowledge about them. It's just that many similar cases went unnoticed before, because there were no diagnostic methods. hereditary diseases,

19.10.2015
Biomedicine

Malaria vaccine has become a candidate for cancer drugs

Danish and Canadian biologists, studying the effect of the malaria vaccine on the body of pregnant women, accidentally discovered a promising property of this vaccine that can help in the fight against cancer.

19.10.2015
Biomedicine

AIDS: a single-chain full-length vaccine

One of the discoverers of the human immunodeficiency virus has started the first stage of clinical trials of an AIDS vaccine that provides protection against HIV for 15 years.

16.10.2015
Your health

Cancer diagnosis: the price of error

Various errors in the diagnosis of cancer, according to independent experts, occur in almost 40% of cases. As a result – incorrectly chosen treatment tactics and a sad result.

16.10.2015
Prolonging youth

Gene therapy of aging: experience for yourself

Elizabeth Perish, the head of the startup BioViva, became the first person in the world to receive genetic therapy for aging. According to Perish, we are talking about the activation of telomerase using viral vectors and the introduction of structures that stimulate the synthesis of follistatin.

16.10.2015