Articles

Your health

Overdose is useless

Daily intake of 2,000 international units of vitamin D3 instead of the recommended 600-800 IU does not reduce the risk of fractures in healthy adults.

26.08.2022

Various

Education does not help

It is believed that agreement with the expert consensus in society can be achieved through education. However, in practice, this method does not work very well.

26.08.2022

Nanotechnology

An order of magnitude better

Vaccination with a patch with microneedles is about 11 times more effective in combating the omicron variant than vaccines administered with a needle.

29.07.2022

Biomedicine

A patient from the City of Hope

The 66-year-old man suffered not only from HIV infection, but also from blood cancer. After stem cell transplantation, the patient went into stable remission.

29.07.2022

Genetics

Causes of incurable blindness

Genetic signs of age-related macular degeneration have been identified, which will help improve the diagnosis and treatment of this disease.

29.07.2022

New in Gerontology

Secrets of longevity

Acceleration of the epigenetic clock by at least one standard deviation by 20-40% reduces the chances of living to the age of 90, while maintaining health.

29.07.2022

New in Gerontology

What is the harm of old blood

Transfusion of blood from old mice to young ones triggers cellular aging processes in them. The reason for this is the aging cells of elderly mice.

29.07.2022

Biomedicine

Cancer Gene Switches

Antisense oligonucleotides detect cancer markers in cells and "turn off" the genes responsible for tumor survival.

29.07.2022

Cellular technologies

Revitalize the follicles

The same chemical substance, depending on the amount, triggers both the reproduction of hair follicle cells and their mitosis.

28.07.2022

Various

Dangerous freebie

After drinking free coffee at the entrance to the store, customers spent about one and a half times more money and bought about a third more goods.

28.07.2022

Your health

We drink and grow old

Scientists from the UK and the USA have found out that alcohol intake contributes to the shortening of telomeres, that is, it brings biological aging closer.

28.07.2022

Genetics

Embryo or placenta?

14,000 genes determine the path of development of an induced stem cell into an embryo if they are active, or into the placenta if they are suppressed.

27.07.2022

Biomedicine

Against the Conservatives

A new antibody targeting the conservative S-protein domain of SARS-CoV-2 is effective against several strains of coronaviruses.

27.07.2022

Genetics

Training gene

An international team of scientists has discovered a key gene that is activated during exercise.

27.07.2022

Nanotechnology

Laboratory on fiber

Using lab-on-fiber technology, a highly sensitive method for determining tau protein in biological fluids has been developed.

26.07.2022

Nanotechnology

Electric motor

The nanomotor assembled from DNA will find many technical applications, including for conducting controlled chemical reactions.

26.07.2022

Biomedicine

Updated diagnosis

The study of molecular markers will increase the objectivity of the diagnosis of malignant tumors in humans.

26.07.2022

Cloning

Parkinsonian dogs

Researchers from South Korea have obtained two beagle clones with a mutation likely associated with Parkinson's disease.

26.07.2022

Genetic engineering

CAR without brakes

Disabling the inhibitory protein in CAR T-lymphocytes makes immunotherapy of liquid tumors more effective with less stress on the body.

25.07.2022

Healthy skepticism

A big lie?

Fake images have been found in dozens of articles about Alzheimer's disease, which casts doubt on the basic theory of its occurrence.

25.07.2022