Why does the brain need so much energy?
The brain spends about two–thirds of its energy budget on generating nerve impulses, and the remaining third on maintaining the normal state of cells.
07.05.2008The brain spends about two–thirds of its energy budget on generating nerve impulses, and the remaining third on maintaining the normal state of cells.
07.05.2008By 2011, BIORAN plans to build a biotechnological plant capable of producing a wide range of genetically engineered drugs, including those based on mammalian cell cultures.
07.05.2008The change in body weight of adults occurs due to changes in the size of adipocytes, while children gain kilograms due to an increase in the number of these cells in the body. This means that it is much more difficult for adults who have been overweight since childhood to lose weight than for those who gained it at later stages of life.
06.05.2008Of all that surrounds us, life seems to be the most inexplicable. We got used to it being always around us and in ourselves, and lost the ability to be surprised. But go to the forest, look as if you saw them for the first time, at the trees, grass, flowers, birds and ants... Is there really something in common in the whole world around us, something that unites all living beings, be it a person or a microbe that is not visible to the eye?
04.05.2008and it will be possible to detect with the help of a blood test.
30.04.2008This time, instead of a nudist show, Peta's management announced a prize of one million dollars for a group of scientists or a company that by June 30, 2012 will develop a method of making chicken meat "in vitro" (and so that the quality is like real!) and it will start selling it in at least ten US states (and not more expensive than usual!).
30.04.2008Gene transplantation led to partial restoration of vision in four practically blind patients with congenital eye disease. Such results were obtained by two independent teams of scientists from the USA and the UK, the New England Journal of Medicine reports.
29.04.2008Drug development begins with the synthesis of the drug, then the drug undergoes preclinical trials (on animals), clinical trials (on humans, phases I - III), and only after that it goes on sale.
29.04.2008The German Academic Exchange Service (DAAD) and the Ministry of Education and Science of the Russian Federation are opening another competition for scientific grants under the jointly funded Mikhail Lomonosov II program.
29.04.2008Such a shell stabilizes the particles, protecting DNA from nuclease enzymes, provides solubility in water and simplifies the transport of genes through the cell membrane.
29.04.2008The ChR2 gene from a green alga encoding a photosensitive ion channel was introduced into the bipolar retinal cells of genetically modified mice that completely lack photoreceptors. As a result, the mice gained sight.
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