Russian scientists in cooperation with German colleagues have found that the water contains large amounts of short-lived ions. This radically changes the understanding of the dynamic water structure and approaches to the assessment of acidity. The study is published in the journal Scientific Reports.
Natural water is a composition of a mixture of isotopologues —combinations of different isotopes of oxygen and hydrogen, the two elements that make up water.
A group of scientists from the University clinic of Cologne and German research centre for infections (DZIF) were able to identify 28 having a high potential to neutralize coronavirus antibodies, according to a press release on the website of DZIF.
"Our goal was to better understand the immune response to SARS-CoV-2 and to identify high potential antibodies that can be used as drugs for passive immunization or for treatment COVID-19", - said the head of the project, the Director of the Institute of Virology at the University hospital of Cologne, Florian Klein. Neutralizing antibodies bind to the protein of the pathogen and prevent the penetration of the virus in healthy cells.
Russian scientists together with colleagues from Belgium with a substance — a prototype of personalized drugs against autoimmune diseases and cancer. The study is published in the journal Frontiers in Pharmacology.
The basis was taken the poison motley Scorpion Mesobuthus eupeus, can block potassium channels "gateway" for potassium ions across the cell membrane. These are essential to every cell elements are involved in many cellular processes, such as conducting nerve impulses, cell division and their interactions with each other, as well as in the immune response.
North American scientists have built a model of the transmission of the new coronavirus taking into account the asymptomatic carriers. It turned out that without accounting for and control of this category of infected to fight off the infection is unlikely to succeed. The study is published in the journal Proceedings of the National Academy of Sciences.
Since COVID-19 worldwide was introduced unprecedented restrictions on movement and measures of social distancing. The consequences for the economy of many countries was very serious. In addition, in some places there were social protests led by the measures limiting personal liberty.
In the Triassic deposits of Madagascar have found a small fossil reptile. Animal of no more than ten centimeters refers to the group, that led to the giant dinosaurs and pterosaurs. Detailed description of the findings given in the journal Proceedings of the National Academy of Sciences.
Dinosaurs and flying reptiles, the pterosaurs are famous for their huge size. It is therefore surprising that their immediate ancestors were very small. In the Triassic sediments age 237 million years in the South-West of Madagascar found the bones of reptiles, called Kongonaphon kely, or "tiny killer bugs".
British scientists have identified five genetic mutations that increase the risk of death in infected with coronavirus up to 13 times. The study is published in the scientific portal medRxiv.
"We opened five variations in four genes that "manage" the probability of death from COVID-19, and assessed their prevalence in the British population," write the authors of the study.
Coronavirus SARS-CoV-2 was dormant long before the outbreak in Wuhan last winter and emerged at the confluence of natural factors. To such conclusion came a senior research fellow at the Oxford Centre of evidence-based medicine (Centre for Evidence-based Medicine, CEBM) Tom Jefferson.
Based on data from around the world, the scientist expressed confidence that the virus was in different countries for some time. So, earlier traces of coronavirus detected in sewage samples from Barcelona were collected in March 2019 — nine months before the first cases COVID-19 in China. Positive results have also shown the samples from Turin and Milan last December.
Australian dentists told how to determine the possible existence of diseases as language, writes Daily Mail.
The doctors noticed that smokers and drinkers in the language often appears white bloom. This phenomenon can also be the result of poor oral hygiene, but usually it can be resolved independently.
Temperature anomaly is set in the Crimean cave "Tauris", the causes of which remains to be seen, said the project Manager of the Crimean Federal University named after V. I. Vernadsky "the Cave of Tavrida" Gennady Samokhin.
"The temperature in the cave averaged 13.5 degrees. Usually in the caves the temperature as the average on the surface. The average annual temperature in this area is about 10.5 degrees. In the cave above it. What is the reason we don't know yet. We can assume that there is a flow of deep heat, maybe slowed down the exchange of air, therefore, accumulates heat. While it is difficult to say, but the anomaly is," said Samokhin journalists in the Crimean press-center of MIA "Russia today".
Studying molecular changes in the genome over time, American researchers have developed a formula for a more accurate comparison of the age of the dog with age. This is the first scientific study on the subject. The results were published in the journal Cell Systems.
There is a perception that the age of dogs can be assessed in human years, multiply by seven. But the linear comparison is inappropriate, since it is known that representatives of different species age at different speeds.
Chinese scientists have discovered a hitherto unknown strain of swine flu which has the potential to cause a new pandemic, according to a study published in the American scientific journal Proceedings of the National Academy of Sciences.
It is emphasized that pigs are considered as important hosts or so-called "mixing vessels" in the process of generation of pandemic influenza viruses. It is indicated that systematic surveillance of influenza viruses in pigs is crucial for early warning and preparation for the next potential pandemic.
Discovered a mutation of the coronavirus does not lead to significant changes in the properties COVID-19, reported the press service of Rospotrebnadzor.
Earlier the General Director of "Vector" Rinat Maksyutov in an interview with RIA Novosti reported that more than 100 strains of the novel coronavirus have already been identified in Russia after the appearance of the first patients in the country.
The temperature at the South pole over the last three decades have increased three times faster than the average for the planet, according to a new study published in the scientific journal Nature Climate Change.
It is noted that the temperature increased by approximately 0.6 degrees Celsius each decade, which is three times higher than the average increase across the planet.
The chief doctor of the Moscow hospital No. 71 and broadcaster Alexander mjasnikov has told on air of TV channel "Russia" how to recognize a mole that is able to transform into a melanoma.
According to him, assess the condition of the moles on your body, you can use the system "A, B, C, D, E".
Dietitian Advisory and diagnostic center "health and sports nutrition" FITS of food and biotechnology Tamara Pranava told what foods should be included in the diet to avoid premature aging.
Harmful nutritionist called highly processed products that contain at least five additives – dyes, flavors, preservatives, thickeners, and others. This category includes hot dogs, sausages, store-bought meatballs and other semi-finished products, pastries, dairy desserts, soda.
Norwegian archaeologists have begun excavations on a place of detection in 2018 of Viking ships, it will take about five months to complete extraction from the ground of the ship, called "Ship Hellested", said the Norwegian Telegraph Bureau NTB.
"For the first time in the last 100 years in Norway digging up a Viking ship. On extraction from the ground "Ship Hellestad" near the town of Halden archaeologists will take approximately five months", - said the Agency.
Coronavirus is not able to transmitted by mosquitoes. To such conclusion scientists from the National Institute of health in Italy (ISS), says MedicalXpress.
In the study, scientists found that the virus is transmitted via infected insect's blood, not capable of further reproduction and transmission.
At electron-positron SuperKEKB Collider in Japan, achieved a record luminosity. The experiments were attended by Russian scientists from the Institute of nuclear physics. G. I. Budker SB RAS and Novosibirsk state University. The results published on the official website of the organization.
The luminosity characterizing the efficiency of collision of the beams, is the number of interactions occurring per unit time. The previous record luminosity is 2.14 x 1034 per square centimeter per second was achieved for a proton-proton Collider LHC (Large Hadron Collider) at the European organization for nuclear research CERN in 2018.
According to the results of clinical trials, diet, mimics starvation, enhances the effect of the initial stages of chemotherapy in the treatment of cancer. Description of the study published in the journal Nature Communications.
Doctors and nutritionists from Italy, the Netherlands and the United States conducted a randomized controlled clinical study of phase 2 of the diet recommended for patients undergoing neoadjuvant chemotherapy, which is designated as a first step, even before the operation to stop growth of the tumor.
American scientists have developed a soft polymer material that when the light strikes them they begin to bend, rotate and crawl. Described in the journal Nature Materials.
Researchers from northwestern University in Evanston, Illinois, has created a family of soft "robotic materials". In the light of these thin film materials come to life — bend, rotate, and even crawling over the surface without the aid of additional equipment, hydraulics or electricity.
The new type of coronavirus in contact with the river water may survive up to 25 days from the Preprint of a study published in the medical portal medRxiv.
This conclusion was reached by Polish and British scientists. They estimated the life expectancy of the virus in reservoirs subject to the ingress of sewage, as well as the risk of infection in case of contact with infected water system.
Researchers from the ITMO University together with the specialists of Tomsk Polytechnic University have created a special glass-ceramic with the addition of chrome for the lights in the greenhouses. Under their light, the plants grow faster. Description of the development appears in the journal Optical Materials.
Many saw in the Windows of houses a bright pink glow is a special lamp used by the owners indoor plants for their flowers did not lack in light. Similar lamps are used and the farmers, placing them in the greenhouses.
. Canadian scientists have suggested that one of the first symptoms of infection by the coronavirus can be inflammation of the mucous membrane of the eye.
Conjunctivitis is an inflammation of the thin transparent tissue covering the eye and the posterior surface of the eyelids. It is due to eye dirt, bacteria or viruses.
Chinese scientists have found that people who are asymptomatic undergoing COVID-19, have a weaker immune response to the virus SARS-CoV-2, and in the future have a chance of getting sick again. The study is published in the journal Nature Medicine.
In the study, which was conducted by researchers from Chongqing medical University under the guidance of Dr. AI-LON Juan (Ai-Long Huang) from the Laboratory of molecular biology of infectious diseases presented a detailed clinical and immunological analysis of the 37 asymptomatic patients infected with SARS-CoV-2.
Scientists from Cambridge and Edinburgh University found that physical activity reduces the risk of premature death.
In a study published in the Lancet Global Health, the authors tracked the state of the inhabitants of the 168 countries that adhered to the who recommendations for physical activity. On average, about 150 minutes a week was paid to aerobic exercise training of moderate intensity, in which the muscles derive their energy from oxygen.
The fossilized remains of ancient turtles of age 8 million years discovered in the Stavropol region, reports a press-service Severo-the Caucasian Federal University.
It is noted that the unique discovery took place when researching future places of work practice in one of the sand pits of the village of Beshpagir. Kerimov saw the remains of the ancient reptile age 8 million years in the Sarmatian deposits, added in a press-service.
State prize of the Russian Federation in the field of science and technology for 2019 by the decree of the President of Russia awarded to the creators of the world industry single-walled carbon nanotubes, developers of drugs for cancer immunotherapy and researcher of the cultural heritage of the peoples of the Arctic.
The names of the winners at a briefing on Thursday announced assistant to the President for science and education Andrei Fursenko.
Specialists of the research Institute for complex issues of cardiovascular diseases (NII KPSS, Kemerovo) made a new practical step towards the creation of cardiovascular prostheses of small diameter, which, when implanted in a living organism would not present a risk of blood clots, scientists were able to show the relative efficiency they created a vascular prostheses on large laboratory animals, reported the press service of the Institute.
Synthetic vascular prostheses interact with the blood and the surrounding tissues and soon after implantation, are covered with blood clots, which poses a threat to the health and lives of patients. So you want to create such an artificial vascular prosthesis which minimally would contribute to blood clot formation.
Over the last 20 years has changed the temperature of permafrost, and its composition, so there was risk of destruction of industrial facilities and houses built on permafrost, said RIA Novosti Professor at the George Washington University (USA) glaciologist Dmitry Streletsky.
"It was thought that the permafrost does not change in terms of the time period when the building was built. It was assumed that the fluctuations in temperature, but on average everything will be fine. The main thing that you technogenic nothing broke: there were no leaks, which may melt the permafrost. But it turned out that the temperature of the permafrost is changing as the climate, so only keep an eye on leaks is not enough," said Musketeers, adding that the lions "have changed greatly even over the last 20 years."
Ayran, known for its healing properties, can serve as the perfect hangover cure. About the unique properties of this fermented product, said in an interview with radio Sputnik phytotherapeutist, candidate of biological Sciences Michael Lushchik.
The ayran, a yogurt drink, which became popular among the nomadic peoples 15 centuries ago is still relevant today. It is rich in vitamins and minerals, has beneficial effects on many processes in the body, improves digestion, said in an interview with radio Sputnik Mikhail Lushchik.
Preliminary results of the study vaccine COVID-19 in mice American company Moderna show that it does not increase the risk of more severe course of the disease and that one dose can provide protection from COVID-19, the study, published Friday in the online bioRxiv, publishing scientific materials.
Previous studies of vaccines against viruses similar to SARS-CoV-2, showed that a vaccine against this type of virus can have the effect of causing a more severe course of the disease when the vaccinated person later exposed to the pathogen, especially in people with weak immune systems. It is believed that this risk is a major obstacle that needs to be addressed before vaccines are safe to test on thousands of healthy people.
. Professor, Department of molecular medicine, University of Padova Andrea Crisanti praised the plan to remove restrictions for business and Russian citizens.
Virologist considered a reasonable approach that the authorities gradually soften quarantine measures for individual industries while maintaining some of the restrictions for the rest. In Italy, as noted Crisanti, even at the peak of the epidemic worked the food industry, agriculture and other vital sectors of the economy. The work of the companies from other industries depended on the number of daily cases of coronavirus.
Coronavirus SARS-CoV-2 just spreads faster in the regions with dry and cool climate. This is stated in the study, an international group of scientists published in the journal of the American medical Association JAMA Network Open.
In the study, researchers estimated how the virus has spread to 50 cities around the world. Among them, they identified eight cities where the infection is passed from person to person "significant pace" is Wuhan, Tokyo, Daegu, godfather, Milan, Paris, Seattle and Madrid. The data were taken as of tenth day of March.
Archaeologists have discovered in China a small statuette of a bird older than 13 thousand years. It is the oldest specimen of sculptural art in East Asia. A description of the findings in the journal PLOS ONE.
The figurine was found in 2005 in the town of Linzin in Henan province. Chinese archaeologists under the leadership of Janana Lee (Li Zhanyang) from Shandong University studied the sequence of deposits containing eleven cultural layers age of 120 thousand years ago to the bronze age. One of the layers was broken in 1958, when digging a well, but all the excavated material was folded in a pile nearby.
German scientists have developed based on calcium phosphate cement for bone bonding and manufacture of implants which have the property to regenerate itself. The study is published in the journal Scientific Reports.
The human body is able to cure many injuries and wounds alone, but in complex injuries of the bones required surgical intervention. In such cases, doctors use materials that are partially or fully restore the form and function of bone at the site of injury.
A quantum computer created in Russia with the participation of Rosatom, will help not only in the main activities of the nuclear state Corporation, but also to develop its new business direction - from creating new materials to address the challenging logistics of the Northern sea route, said the Director of the digitization of "Rosatom" Ekaterina Solntseva.
Last week began a series of discussions "quantum future", organized by "Rosatom", Russian quantum center and Fund "Recongress". In these events, world leaders quantum racing will discuss how quantum technology can change everyday life by simplifying logistics processes and the emergence of new durable and light materials before the revolution in healthcare and increase life expectancy.
The scientists of far Eastern Federal University (FEFU), in collaboration with colleagues from the far East branch of RAS has developed a sorbent, which can be used to purify water from radioactive elements, and also to process liquid radioactive waste, the press service of the University.
The sorbent was synthesized on the basis of the composite powder of "tungsten bronze" (Na2WO4).
Paleontologists from St. Petersburg created the first detailed virtual 3D model of the brain and blood vessels of the head ankylosaur — herbivorous dinosaur, fragments of skull which was found in Uzbekistan. The study is published in the journal Biological Communications.
Ankylosaurs appeared in the middle Jurassic about 160 million years ago and existed until the end of the age of dinosaurs, which ended 66 million years ago. In the course of the study, the authors examined the fragments of fossil skulls of ankylosaur Bissektipelta archibaldi discovered during a series of international expeditions in the late 1990s and early 2000-ies in the area Djarkuduk in the Central Kyzylkum desert in Uzbekistan.
Russian scientists first read the genome of microbes in butter of different brands and found a number of opportunistic species, including dangerous for children. The study is published in the journal Foods.
Dairy products — the excellent environment for the growth of many dangerous bacteria, e.g. Salmonella. In Russia, the product quality according to established Standards, but even at observance of all norms of production, to ensure the absence of microbial contamination is impossible, as it often happens that the microorganisms can be detected only with the involvement of the latest scientific methods.
Animals that have experienced a vaccine against coronavirus, responded well to it, has told on air "Russia 1" the Director of the center "Vector" Rinat Maksyutov.
"In the framework of laboratory tests of the lower primates have also been infected with the novel coronavirus. The results were, they model the infection as a person. There are a significant number of asymptomatic cases, i.e. when the virus is we can only control warusawithana in a smear using PCR method", — he said.
The General Director of the scientific center "Vector" Rinat Maksyutov said that to begin clinical trials of a vaccine against COVID-19 will be held in late June - early July and be completed in mid-September.
He noted that additional speed on a vaccine is not required because it is impossible to forget about the basic principles of vaccination - not to harm and not to stick a useless product.
Seafood market huanan in Wuhan was not the original source of 2019 coronavirus-nCoV. This was stated by Chinese scientists from the National center for prevention and disease control, writes the newspaper "Daily Mail".
It is noted that in the course of the study we studied the specimens of animals that were sold at the point of sale in China. The results of their tests COVID-19 was negative. This means that they could not infect the customers.
Biologists of the Ural Federal University (Urfu) found in freshwater fish, the phenomenon of despair, which can help in faster select better drugs against depression for people, the press service of the University.
Studies were conducted on freshwater fishes of zebrudaya, which, according to experts, along with the worm-a nematode, Drosophila fly, mouse, and human are included in the "elite club" completely genetically identified species and convenient for genetic studies. As researchers found, the fish exposed to classical antidepressants - amitriptyline and sertraline - and reduce the level of their despair.