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Found results: 3399

News

Biodegradable gel to stop bleeding will soon be on the market

In addition to reducing the time to stop bleeding, the new approach can improve the results of surgical interventions, especially when removing large tumors, when it takes a very long time to stop extensive diffuse bleeding by traditional methods.

14.05.2008
News

Aging in humans and fruit flies: another common gene

Scientists from Oxford and the Open University have identified a gene in the genome of fruit flies that makes these insects a convenient model for studying human aging processes at the cellular, genetic and biochemical levels.

14.05.2008
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Polymerase chain reaction in almost unreal time

The laboratory-on-a-chip, developed at the Institute of Bioengineering and Nanotechnology in Singapore, can perform PCR in raw DNA samples in real (and record-breaking) time.

13.05.2008
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How does apoptosis begin?

Apoptosis – programmed cell death – begins with the perforation of the mitochondrial membrane due to the Bak protein.

13.05.2008
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The preeclampsia gene

American scientists have discovered a gene for preeclampsia, a complication of pregnancy, the victims of which annually become more than 60 thousand women and hundreds of thousands of newborns.

13.05.2008
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A sure way to die before old age

Women have a significantly increased risk of heart disease if they drink alcohol, smoke and overeat. To such a (sensational :!) the conclusion was reached by scientists from the universities of Oxford and Liverpool.

13.05.2008
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Earthworms regulate the volume of sperm secreted

If worms recognize that a potential partner has already had sexual intercourse, they triple the volume of sperm secreted. This increase is even more pronounced in the case of copulation with much larger partners.

13.05.2008
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Express diagnosis of a heart attack: spit on the biochip!

To identify biomarkers in saliva, the developers had to create more sensitive tests that are easier to use and provide quick results, which is extremely important to prevent the consequences of a heart attack.

13.05.2008
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Three-dimensional portrait of a water flea in metal

Laszlo Vincze and colleagues from Belgium, Hungary and Germany used X-ray radiation to non-destructively determine the location of metal ions in biological samples, including living systems.

12.05.2008
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Plastic Surgery to aid gene therapy

It is believed that gene therapy is a promising therapeutic approach that will significantly increase the effectiveness of treating tumors and preventing their recurrence.

12.05.2008
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The genome of another super microbe has been decoded

The genomes of the more common antibiotic-resistant bacteria C.difficile and methicillin-resistant S.aureus have already been decoded. The third was the gene of the causative agent of nosocomial diseases Stenotrophomonas maltophilia.

08.05.2008
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The platypus genome has been decoded

Scientists have managed to decipher the genetic code of the platypus, which will help to unravel the patterns of mammalian evolution and find their connections with other living creatures – birds and reptiles.

08.05.2008
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Measure your waist and blood pressure!

In the capital, an action called "Are you at risk? Measure your waist and blood pressure" will be held in business centers, large supermarkets, pharmacies and other public places.

08.05.2008
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Charging for the brain is much more useful than it was thought

Scientists at the University of Michigan claim that special exercises to develop the ability to memorize can improve the so–called "flexible intelligence" - the ability to successfully perform new cognitive tasks in new conditions.

08.05.2008
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Rapid HIV test: just spit on the test strip

Scientists at McGill University (Montreal) have recently successfully completed clinical testing of a new rapid method for detecting HIV in a saliva sample, which allows you to get a result within 20-40 minutes.

08.05.2008
News

Predators and prey in a Petri dish

Scientists have rewritten the "software" of Escherichia coli in such a way that two different bacterial populations have formed a typical predator-prey interaction system in the laboratory.

08.05.2008
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Pancreas in a metal tube

The prototype of the "biosynthetic" pancreas is a metal tube filled with insulin-producing cells and coated with a special coating, no larger than a cigarette.

07.05.2008
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Once again about the dangers of "beer belly"

Abdominal obesity – a "beer belly", or an apple–shaped figure - is associated with an increased risk of diabetes and premature death. A "pear-shaped" figure reduces this risk.

07.05.2008