Life Sciences

Found results: 11545

New in Gerontology

Cancer in the elderly is not an inevitability

An increase in the risk of developing cancer with age is not just a matter of time, but partly depends on changes in tissues associated with inflammation.

13.11.2015
Genetics

How many mutations are there in a cancerous tumor

The genetic diversity of a cancerous tumor turned out to be much greater than it was according to the most daring calculations – there may be about a hundred thousand mutations in a three-centimeter tumor!

13.11.2015
Other life sciences

Antibodies for granddaughters

Scientists from the Sorbonne University have demonstrated that the effect of a foreign agent on female pigeons in the first generation forms an immune profile in their descendants after two generations.

13.11.2015
Genetic engineering

Synthetic Biology: DIY kits

Molecular biologist Josiah Zainer has opened an online store designed to promote home experiments with synthetic biology. The product line will resemble children's educational kits for chemical experiments.

13.11.2015
Other life sciences

Dual-purpose tricorder

The device, originally developed by order of the army, can detect any objects hidden inside the human body, whether they are microchips sewn under the skin or malignant cancerous tumors.

12.11.2015
Biomedicine

Antidiabetic drug protects the heart

A drug for the treatment of type 2 diabetes mellitus belonging to the group of sodium-glucose cotransporter inhibitors significantly reduces the likelihood of hospitalization and death from heart failure

11.11.2015
Biomedicine

Parkinson's disease drug will preserve vision

Taking L-dopa as a drug for the treatment of Parkinson's disease and other neurodegenerative diseases significantly reduces the risk of age-related macular degeneration or slows down the progression of this disease.

11.11.2015
Other life sciences

Cellular stress and cardiovascular diseases

The combined use of the latest research methods made it possible to identify a new molecular signaling mechanism involved in the development of myocardial infarction and death from heart disease.

11.11.2015
Genetic engineering

GM algae for cancer treatment

The shells of genetically modified algae can be used as "killers" of cancer cells, attacking only tumor cells and not touching healthy tissues of the body.

10.11.2015
Other life sciences

Wireless analgesic

Previously, in order to deliver light to neurons, it was necessary to "connect" optical fiber to the brain of a laboratory rat. Now it will be possible to control the work of neurons, including blocking pain sensations, remotely.

10.11.2015
Other life sciences

Ultrasound opens the BBB

Canadian researchers have reported the results of a pilot human clinical trial of a non-invasive method of delivering a brain-targeted drug through the blood-brain barrier using ultrasound.

10.11.2015
Biomedicine

Eye drops against cataracts

The experimental compound dissolves cataract-forming protein aggregates in mouse lenses and human lens tissue samples.

09.11.2015
Biomedicine

Intestinal microflora helps cancer treatment

Success in the treatment of cancer may depend, among other things, on the inhabitants of the patient's intestines. Two studies on mice have shown that bacteria in the intestines can affect the effectiveness of therapy.

09.11.2015
New in Gerontology

"Underfed" primates

It has long been known that calorie restriction significantly increases the lifespan of microorganisms and rodents. But whether a person is following their path in this matter still remains one of the main intrigues of the science of aging.

09.11.2015
Other life sciences

Artificial leather instead of natural

The idea of replacing real skin with a material grown in the laboratory seems quite attractive to researchers – this would avoid serious complications and speed up the healing process.

09.11.2015
Other life sciences

Electrodes for memory stimulation

Implantation of electrodes can help not only with the consequences of brain injuries to military and stroke survivors, but also to anyone who loses memory during the natural aging process.

09.11.2015