Articles

Found results: 16241

Cellular technologies

Bioengineered trachea saved a child's life for the first time

This is the first case in the world when a child received a bio-artificial trachea using tissue engineering, created on the basis of non-absorbable nanofibers and stem cells isolated from his own bone marrow.

30.04.2013
Cloning

Mammoth Rebirth: Have you thought about the consequences?

The method of restoring extinct species causes a skeptical reaction of experts, but environmental, ethical and even legal problems that may arise when releasing restored species are already being discussed in the press.

30.04.2013
Nanotechnology

LEDs for injection

Using microscopic LEDs with wireless power instead of electrodes will avoid tissue injuries and give scientists the opportunity to obtain more reliable results.

30.04.2013
Genetic engineering

Why do we need fluorescent animals?

By inserting a fluorescent protein gene into DNA together with some other gene, it is possible to monitor where and with what intensity the embedded genes are expressed (that is, they ensure the synthesis of their corresponding proteins).

29.04.2013
Cellular technologies

Guidance system for stem cells

In in vitro experiments, stem cells coated with a hyperbranched polymer were attached to a "section of inflamed tissue" twice as often as unmodified cells. The authors hope to make the system even more efficient by changing the structure of the polymer.

29.04.2013
Grants and competitions

Do you want to become a Master of Neuroscience Engineering?

The Institute of Physics, Nanotechnology and Telecommunications (Department of Medical Physics and Bioengineering) of St. Petersburg State University announces admission to the Master's program. Training program: neurobiological engineering.

29.04.2013
Biomedicine

Replace insulin with betatrophin?

With the discovery of a new hormone – betatrophin – insulin-dependent diabetics have a hope to replace daily triple injections with one injection of hormone per week, or even a year.

29.04.2013
Other life sciences

The biopsy needle will be replaced by micro-stars

For the procedure, hundreds of "stars" are injected into the body through an endoscope; after collecting the necessary samples, the micro-forceps are removed using a magnetized catheter.

26.04.2013
Biomedicine

HIV vaccine: another failure

American scientists have interrupted the phase II clinical trials of an experimental HIV vaccine, having become convinced of its ineffectiveness.

26.04.2013
Other life sciences

Nematodes help with obesity and metabolic syndrome

Parasitic nematodes in the intestine trigger immune mechanisms that have a positive effect on the state of metabolism, which is manifested by a decrease in the severity of symptoms of obesity and metabolic syndrome.

26.04.2013
Grants and competitions

Biotechnologies of the Future – 2013

In August 2013, the third scientific school from the series "Biotechnologies of the Future" will be held. The purpose of the school is to update the knowledge of young scientists in the field of molecular biology, bioinformatics and biotechnological entrepreneurship.

26.04.2013
Other life sciences

How does Alzheimer's begin?

Scientists at the Karolinska Institute have shown for the first time how important organelles of a nerve cell involved in its energy metabolism function at an early stage of Alzheimer's disease.

26.04.2013
Your health

Population aging and cardiology problems

Academician of the Russian Academy of Medical Sciences, Honorary President of the Russian Society of Cardiology, Professor Rafael Oganov – about what diseases await the aging population of the planet, what is the peculiarity of cardiology in Russia and how to maintain a healthy heart.

25.04.2013
Genetic engineering

Glowing Sheep – hecho en Uruguay

A group of Uruguayan scientists announced on April 24 the birth of genetically modified sheep that phosphorescent under ultraviolet light.

25.04.2013
Grants and competitions

Winners of the third megagrant competition

The names of 42 scientists who won the third open competition for mega grants of the Government of the Russian Federation have been announced.

25.04.2013
Biomedicine

Throw the joint, roll the wheels!

Oral administration of cannabinoids has a more long-term analgesic effect than that which occurs when smoking marijuana.

24.04.2013