Life Sciences

Biomedicine

Brake for dementia

Increasing the concentration of miRNA-132 in the brain of mice with Alzheimer's disease restores adult neurogenesis and counteracts memory impairment.

27.05.2021

Nanotechnology

Antimicrobial nanohybrids

The use of hybrid nanoparticles made of hexagonal boron and silver nitride makes it possible to reduce the dose of the antibiotic in some cases by 6-7 times.

27.05.2021

Biomedicine

Tabernantalog against stress

One dose of the non-hallucinogenic analogue of the psychedelic ibogaine eliminated the behavioral and neurological effects of stress in mice.

27.05.2021

Cellular technologies

How to create a chimera?

The creation of chimeras – organisms with tissues consisting of genetically heterogeneous cells – can solve the global shortage of organs for transplantation.

27.05.2021

Other life sciences

Not just plaques

Beta-amyloid precursor protein, which plays a key role in the development of Alzheimer's disease, is necessary for memory formation and learning.

26.05.2021

Biomedicine

A brake for diabetes

The second phase of clinical trials showed important results of testing a vaccine against type I diabetes mellitus.

26.05.2021

Biomedicine

Spray for parkinsonists

Levodopa in the form of a nasal spray provides a much higher concentration of the drug in the brain than when taking pills and even with intravenous injection.

26.05.2021

New in Gerontology

Stability limit

It is impossible to noticeably prolong life without stopping the aging process, which remains the main cause of the loss of physiological stability.

26.05.2021

Other life sciences

The sixth finger

Scientists from University College London have shown that the brain perceives a robotic "third thumb" as a native.

26.05.2021

Biomedicine

Defeated cancer and aged

Cancer treatment leads to epigenetic changes associated with chronic inflammation and fatigue, which accelerate cellular aging.

25.05.2021

New in Gerontology

Brain and interval fasting

After three months of intermittent fasting, female mice improved long-term memory and increased the number of cells in the hippocampus.

25.05.2021

Genetic engineering

Optogenetic therapy

A man who has been blind for 40 years has had his vision partially restored by delivering genes encoding a light-sensitive ion channel to the retina.

25.05.2021

Genetics

Why is a person so reasonable

Humans, unlike Neanderthals, have a mutation that significantly affects the metabolism of purine compounds in brain cells.

25.05.2021

Cellular technologies

Cardioids

Self-organizing organoids of the heart have shown potential for use as models of congenital diseases in vitro.

24.05.2021

Biomedicine

Not just from depression

In the arsenal of cancer immunotherapy, low-molecular "assistants" may soon appear that increase its effectiveness.

24.05.2021

Other life sciences

Frozen

What is the difficulty of freezing multicellular organisms and why it will not be possible to "save" at least the brain for the future.

24.05.2021

Nanotechnology

Universal vaccine

The new vaccine tested on animals blocks all variants of SARS-CoV-2 and related coronaviruses potentially dangerous to humans.

24.05.2021

Other life sciences

Prosthetic arm with feedback

American scientists have managed to improve the operation of a motor cortex-controlled prosthetic arm using tactile stimulation.

24.05.2021

Other life sciences

St. Petersburg Bioprinter

St. Petersburg State University students have developed a prototype 3D printer that will help to conduct research in laboratories, and in the future - to print organs.

24.05.2021

Genetic engineering

News of the "deaf project"

Denis Rebrikov's team at the Moscow conference on genomic sequencing and editing reported on the progress of work on their project.

21.05.2021