Life Sciences

Found results: 11545

Cellular technologies

Choose the best

To use iPSC for treatment, at least a dozen cells should be isolated, and then use one of them with the best mitochondria to create a therapeutic cell line.

18.04.2016
Genetics

Microbes and bacteriophages: an arms race

The end of this race is not in sight, and it is unlikely that anyone will come out of it the final winner. However, knowledge of its mechanisms will allow people to at least partially take control of it in the future.

18.04.2016
Genetic engineering

Origami from synthetic DNA

Volumetric structures made of synthetic DNA can improve drug delivery systems: they persist in blood plasma several times longer than "origami" made of natural DNA.

18.04.2016
Biomedicine

Helminths and Crohn's disease: new data

Some parasitic worms can prevent Crohn's disease and other inflammatory bowel diseases by affecting the composition of its microflora.

15.04.2016
Other life sciences

Cooperation with the occupiers

Cancer cells are able to force healthy cells to help their reproduction. To do this, they use a mutated gene responsible for cell division.

15.04.2016
Cellular technologies

Know-how of scientists from Salk

In the next few years, the developers of a simple, fast and inexpensive way to obtain human pancreatic beta cells hope to begin clinical research.

15.04.2016
Biomedicine

A new target for male contraception

The TSSK2 enzyme appears in the last stages of sperm formation, and suppression of its activity will show a minimum of side effects.

15.04.2016
Other life sciences

Partial and temporary, but a victory

The first case in the history of medicine: a brain implant allowed a completely paralyzed person to control his hand. Unfortunately, the funding of the scientific project is coming to an end…

14.04.2016
Other life sciences

Why study capsid structures?

There are hundreds of places on the shells of viruses to which molecules can be attached, allowing the diagnosis and treatment of malignant tumors.

14.04.2016
Biomedicine

Sugar against atherosclerosis

Carbohydrates cyclodextrins inhibit the development of new atherosclerotic plaques in the vessels and help the old ones to dissolve.

14.04.2016
Genetics

Universal "aging genes"

Different species (C.elegans roundworms, fruit flies, mice and humans) have both species-specific and several dozen common mechanisms of aging and mortality.

14.04.2016
Genetic engineering

GM-mosquitoes fly to the rescue

The Brazilian authorities have allowed the release of genetically modified mosquitoes, which should reduce the population of Aedes aegypti mosquitoes that spread the Zika virus.

13.04.2016
Genetics

Protection against deadly mutations: details

Perhaps gene backups are not the only way to avoid the negative impact of mutations, and genes may have different systems of "safety net" for each other.

13.04.2016
Nanotechnology

Peptide nanotubes by template

Molecules of a certain class of peptides in an aqueous solution independently form transparent nanotubes with a diameter and length of exactly 100 nanometers.

13.04.2016
Biomedicine

Biosensor for the detection of tick-borne encephalitis

By the same principle, it is possible to develop probes for the detection of other viruses: take the right antibody and combine it with a bioluminescent protein using an already known technology.

12.04.2016
Biomedicine

Monoclonal antibodies

Timofey Nemankin, Head of the Antibody Development Department at BIOCAD Corporation – about one of the most modern and promising areas in cancer treatment.

12.04.2016
Genetics

Protection against deadly mutations

Analysis of the genomes of almost 600,000 people revealed that 13 of them were completely resistant to one of the mutations, which were 100% likely to lead to fatal diseases.

12.04.2016
Cellular technologies

Beta cells from fat deposits

Using genetic methods, adipose tissue stem cells were differentiated into mature functional insulin-producing cells, almost identical to the patient's beta cells.

12.04.2016
Genetic engineering

On the same rake

Chinese biologists have made a new attempt to use the CRISPR/Cas9 system to edit the genome of human embryos – the same unsuccessful as the last time.

11.04.2016