Researchers developed an artificial neural network that can compare medical concepts to specific symptoms mentioned by patients on social media. The AI system uses semantic vector word representation and can identify symptoms like insomnia or vertigo with high accuracy.
A new theory suggests that a dynamical system singularity may not be a physical reality, allowing the universe to evolve infinitely. The study, published in Physical Review D, proposes an alternate gravity model that includes quadratic scalar invariants and corresponds with Alexei Starobinsky's inflational theory.
A new study found that tablets can positively impact social learning among children with speech problems, shifting accents towards more interactive approaches.
The project aims to develop a new software system for spectral analysis of complex astrophysical objects. The team plans to use this software to model various objects such as single stars and double star systems with relativistic sources of hard radiation.
Researchers successfully restored cartilage tissue and eliminated pain syndrome in a patient using cell technology-based regenerative medicine. This treatment promises to prolong the lives of natural joints by addressing limited regenerative potential of knee cartilage injuries.
Researchers at Kazan Federal University will develop autonomous controls for stitching in dynamic circumstances and with different types of tissues. The project aims to improve robotic surgical assistance, particularly in rural regions where skilled surgeons are scarce.
The study reveals that flea-borne plague existed for at least 4,000 years, with key virulence factors acquired in the Bronze Age. The researchers hope their findings will help predict future evolution of epidemics and better understand the spread of the deadly bacteria.
Researchers at Kazan Federal University are developing new hydrate inhibitors using water-soluble polyurethanes and biodegradable compounds like polyvinyl alcohol and glucose. The goal is to create affordable and effective solutions to prevent gas hydrates from forming, which can cause serious technological disasters.
Researchers at Kazan University's Department of Morphology and General Pathology are working on diagnostics and medication development for orphan diseases. The department aims to create medications to alleviate conditions such as Duchenne muscular dystrophy, with a focus on rare genetic diseases.
Researchers from Kazan Federal University and Tbilisi State University investigate conditions for soliton formation in the solar corona and Earth's ionosphere. They successfully mathematically prove the possibility of soliton emergence, with significant implications for space navigation and safety.
Researchers from Kazan University and Russian Academy of Sciences proved that graphene maintains the causality principle in its conductivity. The study found that graphene's real and imaginary parts satisfy Kramers-Kronig relations precisely.
Researchers investigated the interaction between induced membrane vesicles and target cells, finding that proteinase K treatment inhibits internalization. The study suggests that artificial microvesicles can be designed to specifically deliver anti-tumor drugs to cancer cells.
Researchers used adipose-derived mesenchymal stem cells to treat spinal cord injuries in rats, resulting in improved motor function and reduced damage. The study's findings suggest a promising therapeutic approach for repairing nervous tissue after injury.
Researchers investigated the oxidative unzipping mechanism of MWCNTs, revealing an intercalation-driven process. The study showed that controlling the KMnO4/MWCNT ratio and reaction time allows for the production of GNRs with varying properties, from multi-layered graphenic nanoribbons to single-layered GONRs.
Researchers from Kazan Federal University and Kazan Quantum Center have developed a multiresonator broadband quantum memory-interface with a record-breaking 16.3% efficiency at room temperature. The innovation has the potential to create universal memory solutions for quantum computers on superconducting qubits.
A new paper reveals water-soluble polyol-methanofullerenes can decrease mitochondrial transmembrane potential, making them promising for targeted mitochondrial medications. This mechanism may be effective in treating neurodegenerative diseases such as Parkinson's and Alzheimer's, characterized by hyperpolarized mitochondria.
A new climate model, POEM, has been developed by Russian and German scientists to accelerate research in climate science. The model addresses complex tasks such as ice age periodization and climate forecasting, providing a more efficient alternative to existing models.
Researchers discovered a gene called heat shock factor is co-opted by the sleeping chironomid to survive desiccation. The gene's activation leads to the synthesis of heat shock proteins protecting cells from misfolding, allowing the insect to regain life.
Researchers at Kazan Federal University used gene and cell therapy to treat spinal cord injuries, improving motor functions and tissue structure. The approach, which uses umbilical cord blood cells to transport therapeutic genes, has potential applications for other demyelinating diseases like multiple sclerosis.
The study reveals differences in oxidation behavior between crude oil and its SARA fractions, with saturated hydrocarbons oxidizing well under low temperatures. Asphaltenes emit more heat under higher temperatures, highlighting the direct link between SARA fraction ratios and oxidation behavior.
Scientists are exploring a new method to extract high-viscosity oils from challenging reservoirs such as shales and strong sands. The technique involves injecting colloidal solutions of nanosized metal oxide agents, which have shown promise in increasing efficiency and profitability.
A team of astronomers found fullerenes in the interstellar medium using data from the VLT telescope. The discovery could lead to breakthroughs in producing these carbon nanostructures, which are currently expensive and produced in limited quantities.
Researchers have created a new map of medium-scale travelling ionospheric disturbances (MSTIDs) to better understand their impact on radio signal distribution. MSTIDs are huge wave perturbations that can interfere with radio signals, and this study provides valuable insights into their structure and behavior.
The High-Performance Distributed Systems Lab at Kazan Federal University is developing mathematical models to unite various processes in oil reservoirs. These models aim to reduce costs and improve the efficiency of steam-assisted gravity drainage (SAGD) processes.
A study by Kazan Federal University researchers explores the evolution of teacher education in Russia and England over 40 years, revealing similarities in policy changes and decision-making. The authors found that globalization has created common standards for teacher education, with a focus on psychological aspects in Russian pedagogy.
Richard Schoen was awarded the Lobachevsky Medal for his work on positive energy in general relativity and a complete solution to the Yamabe problem. The prize is part of Kazan Federal University's efforts to revive a tradition from 1895, with an award amount of $75,000 and recognition as a biennial honor.
Researchers at Kazan Federal University studied blazar CTA 102 and found a twisted inhomogeneous jet changing its orientation and rotation. This discovery helps explain long-term trends in spectral variability and brightness.
The new center aims to restore temperature regimes in sedimentary basins using geochronology and thermochronology. This approach is expected to be effective and economical for companies searching for petroleum.
A study by Kazan Federal University found that using tablet computers for cross-curricular math tasks improved learning outcomes, increased manual dexterity and reaction skills, and enhanced cognitive development. The research involved 124 students who used tablets versus 135 who used traditional methods.
A study involving Slovenian children found that using tablet computers during math lessons boosted learning outcomes and improved motor skills. The intervention group showed better performance than the control group taught with traditional methods.
A joint Russia-US effort studied teacher-to-student knowledge transfer in lower secondary mathematics, finding significant differences in subject-related knowledge between Russian and US teachers. The research emphasizes the crucial role of teachers' knowledge in students' academic attainment.
The KFU GIS portal offers detailed information on European Russia's 50 thousand river basins, covering 4 million square kilometers. The database includes 50 parameters, such as soil types, population density, and climate characteristics.
A team of scientists has successfully analyzed chicken embryo development data, paving the way for similar research in humans. The findings provide insights into the regulation of gene transcription and its role in tissue formation.
The study seeks to discover calcium sources in synapses that prolong neurotransmitter release, a process more expressed in neurodegenerative diseases. Researchers will investigate key players in this process using asynchronous release of neurotransmitters.
Scientists at Kazan Federal University have developed a new tool for cell-free therapy using artificial membrane vesicles, which retain biological properties of donor cells. The study demonstrates that these vesicles can stimulate angiogenesis in vitro and in vivo.
A team of researchers led by Konstantin Usachev is developing new antibiotics to combat the deadly Staphylococcus aureus bacteria. The project aims to identify specific targets for these drugs using 3D visualization and computational analysis.
Researchers at Kazan Federal University (KFU) have won a Russian Science Foundation grant to develop dry storage technology for biomaterials. They are studying the anhydrobiosis mechanism of mosquitoes, which can survive without water, and plan to apply it to store oocytes, proteins, or vaccines.
Researchers from Kazan Federal University and international partners successfully amplified a localized optical signal within a titanium nitride nanoantenna. The phenomenon is based on the nonlinear interaction of surface plasmon-polaritons and localized Stokes waves.
The project will develop new contrast agents based on rare earth fluorides, enhancing MRI image analysis for early disease detection. Researchers aim to increase patients' chances for full recovery by improving diagnostics.
A team of researchers at Kazan Federal University is exploring the mechanism of how microorganisms form and develop in response to petroleum contamination. They aim to understand whether hydrocarbon-oxidizing community structure depends on soil properties, and how new technologies for soil decontamination may arise from this research.
A grant-funded project has mapped soil erosion intensity across 2.5 million square kilometers of agricultural land in European Russia. Researchers found that ravine erosion is receding, likely due to reduced thawed flow and increased absorption by soil.
KFU astronomers have made a groundbreaking discovery of an exoplanet orbiting a red giant star HD208897, located 210 light years away from Earth. The planet has a mass of 1.4 Jupiter masses and an orbital period of 353 days, marking the first time in Russian astronomy such a discovery was made using spectroscopic methods.
Researchers at Kazan University have found that ficin, an enzyme derived from fig latex, is effective against Staphylococcus biofilms, a major obstacle in wound treatment. The study suggests that treating wounds with ficin can accelerate healing and improve outcomes.
Researchers identify unique cytokine markers for Hantavirus Pulmonary Syndrome (HPS) and Nephropatia Epidemica (NE), highlighting key differences in immune response between the two diseases. The study's findings suggest that 'cytokine storm' plays a crucial role in disease presentation.
Researchers at KFU's Structural Biology Lab have made significant breakthroughs in understanding Staphylococcus ribosomes using cryo-electron microscopy. This discovery holds great promise for developing new treatments against deadly infections, such as pneumonia and septicemia.
A new study reveals that Teleocrater rhadinus, a 3-meter-long, crocodile-shaped dinosaur, challenges earlier hypotheses on early dinosaur evolution. The discovery suggests that the most ancient dinosaurs' ancestors were quadrupedal, contradicting the long-held image of bipedal, chicken-like creatures.
A novel study has identified new biomarkers of multiple sclerosis pathogenesis, revealing a central role for interferon gamma in brain inflammation. The research found that high serum interferon gamma levels activate astrocytes, triggering an inflammatory response and promoting the migration of autoreactive T lymphocytes into the brain.
Researchers at KFU's bionanotechnology lab used atomic force microscopy (AFM) to create 3D images of nematode cuticles. The study revealed new insights into the surface anatomy of Caenorhabditis elegans, a widely used model organism in genetics and biology research.
Researchers found that medaka fish lose bone density rapidly in space due to microgravity, which affects osteoclasts and osteoblasts differently than on Earth. The study suggests the participation of NO-GCR signal pathway in microgravity stress.
Researchers at Kazan University have developed a novel gene therapy approach that combines demineralized bone with genetic material to stimulate blood vessel and bone growth. The treatment shows promise in treating pseudarthrosis and other bone defects, with plans to offer innovative treatments at the Kazan University Clinic.