Ekaterina V. Lengert

ORCID: 0000-0002-6447-2811
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About
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Research Areas
  • Nanoparticle-Based Drug Delivery
  • Advancements in Transdermal Drug Delivery
  • Polymer Surface Interaction Studies
  • Graphene and Nanomaterials Applications
  • 3D Printing in Biomedical Research
  • Advanced Drug Delivery Systems
  • Nail Diseases and Treatments
  • Bone Tissue Engineering Materials
  • Oral microbiology and periodontitis research
  • Hydrogels: synthesis, properties, applications
  • Wound Healing and Treatments
  • Bee Products Chemical Analysis
  • Salivary Gland Disorders and Functions
  • Nanoparticles: synthesis and applications
  • Innovative Microfluidic and Catalytic Techniques Innovation
  • Microencapsulation and Drying Processes
  • Advanced Sensor and Energy Harvesting Materials
  • Advanced biosensing and bioanalysis techniques
  • Calcium Carbonate Crystallization and Inhibition
  • Gold and Silver Nanoparticles Synthesis and Applications
  • Electrohydrodynamics and Fluid Dynamics
  • Electrospun Nanofibers in Biomedical Applications
  • Adsorption, diffusion, and thermodynamic properties of materials
  • Dendrimers and Hyperbranched Polymers
  • Orbital Angular Momentum in Optics

Saratov State Medical University
2020-2024

Sechenov University
2020-2024

Molecular Theranostics (United States)
2024

Ministry of Health of the Russian Federation
2020-2023

Saratov State University
2015-2023

Public Health Dayton & Montgomery County
2023

Morpho (United States)
2023

Stomatology Hospital
2023

Ghent University
2017-2022

Saratov Research Center
2016-2020

We have designed multifunctional silver alginate hydrogel microcontainers referred to as loaded microcapsules with different sizes by assembling them via a template assisted approach using natural, highly porous calcium carbonate cores. Sodium was immobilized into the pores of particles followed cross-linking addition ions, which had dual purpose: on one hand, were used agent, albeit in monovalent form, while other hand they led formation nanoparticles. Monovalent an unusual improve...

10.1021/acsami.7b08147 article EN ACS Applied Materials & Interfaces 2017-06-12

Transdermal administration via skin appendages enables both localized and systemic drug delivery, as well minimizes incidental toxicity. However, the design of an appropriate effective method for clinical use remains challenging. Here, we introduce calcium carbonate-based carriers transdermal transportation bioactive substances. The proposed system presents easily manufacturable biodegradable particles with a large surface area enabling high payload ability. Topical application submicron...

10.1021/acsami.9b04305 article EN ACS Applied Materials & Interfaces 2019-04-12

Biocompatibility and high loading capacity of mesoporous CaCO3 vaterite crystals give an option to utilize the polycrystals for a wide range (bio)applications. Formation transformations calcium carbonate polymorphs have been studied decades, aimed at both basic applied research interests. Here, composite multilayer-coated containing Fe3O4 magnetite nanoparticles model protein lysozyme are fabricated. The structure → calcite recrystallization kinetics studied. results in release loaded...

10.1021/acsami.5b05848 article EN ACS Applied Materials & Interfaces 2015-09-08

Originally regarded as auxiliary additives, nanoparticles have become important constituents of polyelectrolyte multilayers. They represent the key components to enhance mechanical properties, enable activation by laser light or ultrasound, construct anisotropic and multicompartment structures, facilitate development novel sensors movable particles. Here, we discuss an increasingly role inorganic in layer-by-layer assembly—effectively leading construction so-called hybrid coatings. The...

10.3390/coatings10111131 article EN Coatings 2020-11-21

Relevance . The high prevalence of periodontal diseases, late presentation patients, especially at the early stages, ineffectiveness provided treatment, and complex still-not-fully-understood mechanisms pathogenesis diseases render chronic generalized periodontitis (CGP) a socio-medical problem.The study aims to consider pathogenic which characterize development CGP. Materials methods conducted systematic literature search, included publications from 2005 2022. studies were found by...

10.33925/1683-3759-2022-27-4-309-317 article EN cc-by Parodontologiya 2022-12-27

A novel protocol for topical influenza immunization is reported. CaCO 3 carriers are used to deliver vaccine into hair follicles aiming target perifollicular antigen presenting cells. This approach represents a promising alternative injections.

10.1039/d2tb02779h article EN Journal of Materials Chemistry B 2023-01-01

Multifunctional silver alginate hydrogel microspheres are assembled <italic>via</italic> a template assisted approach using calcium carbonate cores.

10.1039/c6ra02019d article EN RSC Advances 2016-01-01

A novel type of alginate hydrogel container: remote, non-destructive <italic>in vivo</italic> release through laser–nanoparticle interaction in <italic>C. elegans</italic>.

10.1039/c8nr00893k article EN Nanoscale 2018-01-01

Polyelectrolyte microcapsules and other targeted drug delivery systems could substantially reduce the side effects of overall toxicity. At same time, cardiovascular system is a unique transport avenue that can deliver carriers to any tissue organ. However, one most important potential problems carrier systemic administration in clinical practice might cause circulatory disorders, development pulmonary embolism, ischemia, necrosis due blockage small capillaries. Thus, presented work aims find...

10.1021/acsbiomaterials.9b01669 article EN ACS Biomaterials Science & Engineering 2019-11-26

Rationale:The tireless research for effective drug delivery approaches is prompted by poor target tissue penetration and limited selectivity against diseased cells.To overcome these issues, various nanoand micro-carriers have been developed so far, but some of them are characterized slow degradation time, thus hampering repeated administrations.The aim this study was to pursue a selective magnetic biodegradable polyelectrolyte capsules in mouse breast cancer model, using an external...

10.7150/ntno.59458 article EN cc-by-nc Nanotheranostics 2021-01-01

Abstract Hair follicles (HF) represent a drug delivery reservoir for improved treatment of skin disorders. Although various particulate systems play an important role in HF‐targeting, their optical monitoring is challenging due to strong light scattering. Optical clearing effective approach allowing the increasing particle detection depth skin. The enhancement probing (OPD) and (ODD) localization using coherence tomography (OCT) was evaluated under application agents (OCAs) together with...

10.1002/jbio.201960020 article EN Journal of Biophotonics 2020-01-24

The photocatalytic degradation of organic molecules is one the effective ways for water purification. At this point, microreactor systems seem to be promising enhance versatility photoassisted approach. Herein, we propose photoresponsive microcapsules prepared via layer-by-layer assembly polyelectrolytes on novel CaCO3/TiO2 composite template cores. preparation particles challenging because poor compatibility TiO2 and CaCO3 in an aqueous medium. To prepare stable composites, nanoparticles...

10.1021/acsomega.9b03819 article EN cc-by ACS Omega 2020-02-19

In modern biomedical science and developmental biology, there is significant interest in optical tagging to study individual cell behavior migration large cellular populations. However, currently no system that can be used for labeling cells on demand situ with subsequent discrimination between long-term tracking of cells. this article, we demonstrate such a based photoconversion the fluorescent dye rhodamine B co-confined carbon nanodots volume micron-sized polyelectrolyte capsules. We show...

10.1021/acsami.1c02767 article EN ACS Applied Materials & Interfaces 2021-04-26

The search for novel therapeutic strategies to treat fungal diseases is of special importance nowadays given the emerging threat drug resistance. Various particulate delivery systems are extensively being developing enhance bioavailability, site-specific penetration, and efficacy antimycotics. Recently, we have designed a topical formulation griseofulvin (Gf) drug, which currently commercially available in oral dosage forms due its limited skin permeation. proposed based on vaterite carriers...

10.1021/acsinfecdis.3c00084 article EN ACS Infectious Diseases 2023-04-27

The development of advanced methods for the synthesis nano- and microparticles in field biomedicine is high interest due to a range reasons. current may have limitations terms efficiency, scalability, uniformity particles. Here, we investigate submicron calcium carbonate using microfluidic chip with T-shaped oil supply droplet-based facilitate control over formation design allowed precise manipulation reaction parameters, resulting improved porosity while maintaining an efficient rate. pore...

10.3390/mi15010016 article EN cc-by Micromachines 2023-12-21

Superficial fungal infections are of serious concern worldwide due to their morbidity and increasing distribution across the globe in this era growing antimicrobial resistance. The delivery antifungals target regions skin sustaining effective drug concentration essential for successful treatment such mycoses. Topical formulations get extra benefits here if they penetrate into hair follicles since hyphae can proliferate produce spores reservoirs. We designed a novel particulate system...

10.1039/d2bm00539e article EN Biomaterials Science 2022-01-01

The paradigm of drug delivery via nano- and microcarriers is one the leading ideas that enable overcoming limitations traditional chemotherapy. trend toward more complex carriers capable multifunctionality observed in literature. To date, prospects stimuli-responsive systems to control cargo release lesion nidus are widely accepted. Both endogenous exogenous stimuli employed for this purpose, however, pH most common triggers. Unfortunately, scientists face difficulties implementation idea...

10.20944/preprints202305.0289.v1 preprint EN 2023-05-05

Electrospun chitosan nanofibrous substrates are functionalized with silver nanoparticles by reduction of from Tollens reagent using glucose.Filling factor is estimated through developed protocol analysis scanning electron microscopy images.Obtained nanocomposite silver-chitosan plasmonic films display reliable surface enhanced Raman scattering signal rhodamine B the concentration 10 -5 M adsorbed onto substrates.

10.12693/aphyspola.129.247 article EN Acta Physica Polonica A 2016-02-01
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