Cellular technologies
Chimeric spermatozoa
Using a technique called blastocyst complementation, rat spermatozoa were created in the organisms of sterile mice.
26.08.2022- English version
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Other life sciences
Resurrected Pigs
American researchers were able to restore and maintain blood supply to the organs of pigs for six hours an hour after death.
26.08.2022
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