Articles

Found results: 16337

Genetics

"Alzheimer's genes": in second place – TREM2

An international group of scientists has reported the identification of the second most important genetic risk factor for Alzheimer's disease, after the APOE 4 gene, which more than triples the chances of the carrier of this mutation for the development of the disease.

15.11.2012
Other life sciences

Histones against bacteria

Biologists from the University of California at Irvine have found that histone proteins, whose main function is the packaging of DNA in the nucleus of the cell, are able to suppress the vital activity of intracellular bacteria.

15.11.2012
Biotechnologies - into life

Dutch-Russian polio vaccine

The Russian biotechnology company Nanolek will begin production of an inactivated polio vaccine under license from the Dutch company Bilthoven Biologicals.

15.11.2012
Theories of aging

FoxO gene, stem cells, immunity and immortality

Studying why the freshwater polyp hydra is immortal, scientists from the German city of Kiel unexpectedly discovered the connection of this phenomenon with the aging of the human body.

15.11.2012
Grants and competitions

Small Finnish-Russian innovations

The Bortnik Foundation and Tekes announce the beginning of the third collection of proposals for joint projects in the field of applied research and innovation for Russian and Finnish small innovative companies.

14.11.2012
Cellular technologies

New "ink" has been invented for bioprinters

Printing of matrices from living cells will facilitate new biochernils for an inkjet printer, allowing cells not to lose viability when printing and not to stick together in the printer nozzles.

13.11.2012
Biomedicine

A new method of catching cancer cells in the blood

The device developed at MTI pumps blood at a rate of 1 ml/h, 10 times faster than existing analogues, and catches 60-80% of cancer cells wandering in the blood. In the near future, the authors are going to increase the flow rate by 100 times.

13.11.2012
Genetics

Another weak spot has been found in Alzheimer's disease

The enzyme that regulates the metabolism of endocannabinoids and prostaglandin contributes to the development of Alzheimer's disease and, therefore, is a promising therapeutic target for the prevention and treatment of this disease.

13.11.2012
Genetics

Identical in appearance, but genetically different

The average pair of identical twins carries 359 genetic differences that arose during embryonic development. Therefore, despite the amazing similarity, they may have a different medical history.

13.11.2012
Biomedicine

Nose drops for diabetics

A new alternative to subcutaneous insulin injections can be a nasal spray, the composition of which turns into a gel at body temperature.

12.11.2012
Other life sciences

Appoptosin is a killer of neurons

The protein appoptosin may become a target of new drugs for the treatment of neurodegenerative diseases and traumatic brain injuries.

12.11.2012
Other life sciences

Lungs-on-a-chip will replace guinea pigs

Scientists from the Wyss Institute of Bioengineering are striving to ensure that the organ-on-a–chip models they have developed – the heart, intestines, kidneys and lungs - could gradually become a replacement for animal drug testing.

09.11.2012
Cellular technologies

Tissue Engineering: how to grow an ear?

Instead of the auricle removed due to a malignant tumor, the specialists of the Johns Hopkins University Clinic grew her a new one. Not easy, not fast, not very nice, but much better than nothing.

09.11.2012
Other life sciences

Is a little radiation useful?

Despite the fact that the mice used in the experiment had a genetic anomaly, low doses of radiation can also be useful for humans.

09.11.2012
Bioethics

A pest doctor?

A British oncologist performed at least 450 mastectomies on patients who did not have cancer. Another 700 patients who had breast cancer, he left those parts of the breast that must necessarily be removed with such a diagnosis.

09.11.2012
Controversial

Kurosaurs or dinokurs?

An American paleontologist promises to turn chickens into something similar to dinosaurs in 5 years using genetic engineering methods.

08.11.2012
Biomedicine

Another target of anti-cancer therapy

A drug that selectively suppresses the activity of the histone – 11 deathylase enzyme will be an effective antitumor drug without affecting normally functioning cells.

08.11.2012
Other life sciences

Encapsulated probiotics will make yogurts healthier

Many probiotic bacteria added to foods such as yogurt are unable to reach the intestines. Most of them die in the stomach. Maybe it's worth trying to use a protective coating?

08.11.2012