Scientists at Kazan University developed a new principle of optical storage based on tip-enhanced Raman scattering effect to overcome the diffraction limit. The new technology enables up to 1 Pb/dm2 storage capacity, approximately equal to 1 million standard DVDs.
Researchers at Kazan University and INSERM discovered that spontaneous limb movements of newborn rats synchronize spinal neurons, hinting at similar movement patterns aiding human neuron development. The four-year study found activation of motor and sensor zones through sensory feedback during movements.
Scientists have discovered that biosurfactants, produced by microorganisms, can effectively reduce interfacial tension and improve oil recovery. The KFU Biocontrol Lab has found proof that these biological analogues are less toxic, biodegradable, and suitable for industrial applications.
Researchers at Kazan Federal University have achieved a significant breakthrough in in-situ combustion, increasing the combustion front speed by 10 times. The team has also developed a new understanding of catalysts' work mechanisms, making them more stable and efficient.
Scientists from Kazan Federal University and Louisiana Tech University created a 'smart dress' for oil-degrading bacteria by coating them with magnetic nanoparticles. The modified bacteria retained their ability to form biofilms, crucial for attaching to oil droplets in natural environments.
Researchers found that anti-DNA antibodies preferentially bind to damaged double-stranded DNA (dsDNA) over native DNA, contributing to the pathogenesis of autoimmune diseases. This study provides mechanistic insight into the formation and properties of pathogenic anti-DNA antibodies.
Researchers investigated thermally treated wood species using magnetic resonance methods, revealing changes in structure that couldn't be observed by other methods. The study found correlations between EPR signal amplitude and wood hardness, allowing for the assessment of wood hardness.
Researchers from Kazan Federal University and Ogarev Mordovia State University conducted an in vitro study on endovenous laser ablation of varicose veins using solid-state laser radiation. The results confirmed that a heated carbonized layer on the fiber end face increases efficiency, paving the way for process optimization.
Researchers developed clay nanotube-biopolymer composite scaffolds that improve mechanical strength, water uptake, and thermal properties. The scaffolds demonstrated enhanced biocompatibility and encouraged cell adhesion, proliferation, and neo-vascularization in vitro and in vivo.
Alterations in chromatin structure are essential for cancer development, accelerating cell cycle progression and malignant transformation. Changes in epigenetic factors and histone variants confer to cancer cells the ability to reprogram their genomes.
Researchers at Kazan Federal University and the National Academy of Sciences of Ukraine have identified correlations between superoxide, nitric oxide levels and matrix metalloproteinase activity in gastric cancer patients. This discovery could lead to more accurate diagnostics and personalized treatment plans for stomach cancer.
Researchers discovered slow-binding inhibitors (SBIs) with high selectivity, long target-residence times, and minimal side effects for treating Alzheimer's disease, myasthenia, and neuroprotection. SBIs also have toxicological importance, playing a role in mechanisms of resistance against irreversible agents.
Researchers found that genetically modified cord blood cells carrying VEGF and GDNF transgenes can promote tissue sparing, axonal regeneration, and motor function recovery in rats with spinal cord injuries. The study suggests these cells may be a promising strategy for enhancing posttraumatic spinal cord regeneration.
A study of loess accumulation in the northeastern Iranian Golestan Province and south Tajikistan reveals widespread dust storms and a semi-arid climate during the early Pleistocene. The findings suggest that an arid environment developed in mid-latitude Asia, consistent with other regions experiencing aridification during this period.
The study introduces a super element modeling method for petroleum reservoir simulation, which speeds up calculations by hundreds of times. This allows for rapid development of oil fields with improved accuracy.
Researchers at Kazan University have developed catalysts that speed up heavy oil extraction under the conditions of in-situ combustion. The study, published in Energy and Fuels, shows promise for increasing efficiency in extracting heavy oil from Russia's vast reserves.
Researchers assessed the impact of evidence-based principles on medicine procurement in a healthcare facility, achieving significant decreases in expenditures. The ABC/VEN-analysis method helped prioritize medicines and inform training workshops for medical professionals.
A new model has been developed to track animal movements using solar geolocators, providing more precise locations and behavioral data for migratory species. The FLightR R package enables accurate estimates of migration routes with increased precision than traditional methods.
A recent study found that oily waste containing natural radionuclides can strongly alter the microbial community in soil, selecting for resistant species and affecting community function. The long-term effects of such contamination on soil health and function are still unclear.
Researchers verify secure Wireless Key Distribution in a real outdoor environment using concurrent service data transmission. The method achieves satisfactory statistical properties and satisfies criteria of randomness with a key generation rate of approximately 0.1 bits per second.
Researchers discover halloysite clay tubes with potential for drug delivery, antimicrobial materials and regenerative medicine. However, they are not biodegradable and cannot be injected intravenously.
Kazan researchers compared direct gene and blood cell-mediated therapy for spinal cord injuries, revealing similar recovery outcomes in rats. The study found that both therapies preserved myelinated fibers, with cell-based therapy extending therapeutic influence over longer distances.
Researchers at Kazan Federal University have developed a new, environment-friendly catalyst for polyethylene production that can be produced from waste materials. The low-cost process is expected to play a significant role in the commercialization of the project with Tatarstan's Kazanorgsintez.
Researchers have collected over 1,500 genetic samples from various ethnic groups to study the genome of the Volga Tatar people. The findings could lead to more effective treatments by identifying genetic markers for diseases.
Researchers at Kazan Federal University investigate the role of hydrolytic enzymes and metalloproteinases in making enterobacteria resistant to antibiotics. They find that these pathogens can cause severe diseases like meningitis, septicemia, and endocarditis, especially in individuals with weakened immune systems.
Researchers discovered that chitosan, derived from insect and crustacean shells, can effectively destroy up to 90% of pathogens in selected cell cultures. This biopolymer has been found toxic to pathogenic microorganisms, disrupting their membranes without harming healthy cells.
A new strain of yeast has been discovered that can effectively remove toxic substances from wastewater. Yarrowia lipolytica Y-3492 was found to be highly active against nitro compounds, including those used in explosives and certain medications.