Publications by authors named "A Nikiforov"
Aim: To identify predictors and construct a model for predicting left ventricular (LV) ejection fraction (EF) in patients with ST-segment elevation myocardial infarction (STEMI).
Material And Methods: This was a prospective registry study of patients with STEMI admitted within the first 24 hours of the disease onset. Patients were evaluated and treated according to the current clinical guidelines.
Amorphous mesoporous materials are promising as catalysts for processes involving or forming bulk molecules. In a reaction such as acetone condensation to form mesitylene, an effective catalyst should not only have a developed porous structure but also have active centers of acidic and basic types. The sol-gel approach allows one to obtain titanosilicates with such characteristics.
View Article and Find Full Text PDFPlasma polymerization at atmospheric pressure provides an eco-friendly alternative to wet chemistry for creating antibacterial coatings for food packaging. However, the degradation of these coatings in contact with food remains underexplored. This study employs an aerosol-assisted atmospheric plasma system to deposit polyethylene glycol (PEG)-like coatings with 1 wt% zinc oxide (ZnO) nanoparticles on a polymer substrate.
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- Nonthermal plasma (NTP) treatment is a new technology in the food industry but may increase lipid oxidation due to reactive species, particularly as the degree of unsaturation in lipids rises.
- The study examined six different unsaturated lipid methylesters using a nonthermal surface dielectric barrier discharge, analyzing classical oxidation indicators and specific volatile products to assess the oxidation effects.
- Findings indicated that plasma treatment heightened oxidation levels in line with lipid unsaturation, while its long-term effects on oxidative stability were influenced by plasma input gas, sample sensitivity, and antioxidants.
Despite all recent progresses in nerve tissue engineering, critical-sized nerve defects are still extremely challenging to repair. Therefore, this study targets the bridging of critical nerve defects and promoting an oriented neuronal outgrowth by engineering innovative nerve guidance conduits (NGCs) synergistically possessing exclusive topographical, chemical, and mechanical cues. To do so, a mechanically adequate mixture of polycaprolactone (PCL) and polylactic--glycolic acid (PLGA) was first carefully selected as base material to electrospin nanofibrous NGCs simulating the extracellular matrix.
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