Cellular technologies
Stem Cell Grandchildren
Chinese researchers have managed to obtain sperm cells from embryonic stem cells suitable for in vitro fertilization.
29.02.2016- English version
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Found results: 16335
New in Gerontology
Sleep and Aging II
Sleep disorders are almost always manifestations of some painful processes in the body. At the same time, a number of diseases that are often observed with sleep problems are also detected in the elderly.
29.02.2016
New in Gerontology
Sleep and Aging I
Although aging of the body is not a periodic process, its course directly depends on the biorhythms of a person, in particular, on the sleep and wakefulness cycle.
29.02.2016
Other life sciences
Why do nerve cells die
If clusters of pathologically folded proteins in the nuclei of neurons practically do not affect their functions, then protein aggregates located in the cytoplasm disrupt important transport routes between the cytoplasm and the nucleus.
29.02.2016
Cellular technologies
Modified Skin cells against Brain Cancer
Transformation into neural stem cells gives fibroblasts the ability to find and destroy malignant brain tumor cells.
29.02.2016
Genetics
A new way of epigenetic regulation of gene expression
A new pathway of matrix RNA methylation has been discovered, which serves as an epigenetic marker regulating gene expression.
26.02.2016
Your health
Become a bone marrow donor
The selection of a "native" donor instead of a foreign one is ten times cheaper, and the results of cell transplantation from the national registry are usually better.
26.02.2016
Healthy skepticism
Nanotechnology will ruin anyone
Russians who have a lot of money are not advised to make financial investments in venture capital, because in Russia this is done by a company headed by the "legend of domestic business and public administration" A.Chubais.
26.02.2016
Other life sciences
One glass is enough
The very first experiences of alcohol consumption change the brain forever, determining many habits and addictions of the future.
26.02.2016
New in Gerontology
Breakthrough in understanding the mechanisms of skin aging
The manifestations of skin aging are caused by a decrease in the bioenergetics of fibroblasts due to the extinction of the activity of an enzyme known as mitochondrial complex II.
26.02.2016
New in Gerontology
The effect of stress on telomere length has been questioned
The largest meta-analysis to date has found a practical lack of connection (and even a negative, albeit weak, correlation) between stress and telomere length.
26.02.2016
Nanotechnology
Graphene instead of electrodes implanted in the brain
Researchers from Italy and the UK have managed to demonstrate how graphene, one of the most amazing materials in the world, can interact with neurons.
26.02.2016
Genetics
The health of Homo sapiens and the genes of its "cousins"
From the fact that most of the Neanderthal genes did not benefit our ancestors, it does not follow at all that the indigenous Neanderthal population of Western Eurasia could not pass on some useful alleles to people from Africa.
26.02.2016
Genetics
Hypertrophy of the heart was associated with long non-coding RNA
An international team of researchers has found that the development of cardiac hypertrophy under stress is controlled by a previously unknown long non-coding RNA
25.02.2016
New in Gerontology
A new factor for cancer prediction
If a person's biological age exceeds his chronological age, this may mean a significant increase in the risk of developing cancer and subsequent death from it.
25.02.2016
New in Gerontology
Fat people live longer than skinny ones
Yeast cells with a large amount of fat deposits live longer than "thin" ones, which confirms the so-called obesity paradox, according to which the mortality rate from all causes for overweight people is lower than for slim ones.
25.02.2016
New in Gerontology
Anti-aging only for the fair sex
According to recent results, interventions that increase the life expectancy of female individuals can be detrimental to males.
25.02.2016
Genetic engineering
Bacteria were offered electroporation instead of injection
Engineers and biologists from MIT have created a device that allows you to inject DNA fragments into virtually any type of cell, forcing them to expand the pores in their shell using current.
24.02.2016
Biomedicine
Biomarkers and the future of medicine
The creation of a diagnostic system of biomarkers is becoming an important component of personalized medicine.
24.02.2016
Other life sciences
Suspended animation II
The development and improvement of technologies for human immersion in suspended animation promise to bring fairy-tale stories to life.
24.02.2016