Explanipedia

Correction: Porphyromonas gingivalis affects neutrophil pro-inflammatory activities Open

Agnieszka Zimny, Alicja Płonczyńska, Witold Jakubowski, Natalia Zubrzycka, Jan Potempa , et al. · 2025

[This corrects the article DOI: 10.3389/fcell.2025.1419651.].

Porphyromonas gingivalis affects neutrophil pro-inflammatory activities Open

Agnieszka Zimny, Alicja Płonczyńska, Witold Jakubowski, Natalia Zubrzycka, Jan Potempa , et al. · 2025

Porphyromonas gingivalis is the primary pathogen responsible for the development of periodontal inflammatory disease. Although gingipains are the major virulence factor of the pathogen, their role in impairing apoptosis and immune cell fun…

The Effect of Ti(C,N)-Based Coating Composition on Ni-Cr Alloys on the Initial Adhesion of E. coli Bacteria and C. albicans Fungi Open

Katarzyna Banaszek, Katarzyna Dąbrowska, Witold Jakubowski, L. Klimek, Zofia Kula · 2025

Under natural physiological conditions, the oral cavity is colonized by a diverse range of microorganisms, which inhabit its anatomical structures as well as prosthetic restorations and the supragingival surfaces of implants. The metabolic…

Enhancing the Antimicrobial Properties of Experimental Resin-Based Dental Composites through the Addition of Quaternary Ammonium Salts Open

Joanna Nowak, Maja Zalega, Witold Jakubowski, Monika Domarecka, Jerzy Sokołowski , et al. · 2024

Secondary caries is one of the main reasons for dental filling replacement. There is a need to obtain dental restorative material that is able to act against caries-inducing microorganisms. This study explores the antimicrobial properties …

Bactericidal Activity of Graphene Oxide Tests for Selected Microorganisms Open

Katarzyna Olczak, Witold Jakubowski, W. Szymański · 2023

The aim of this study was to determine the bactericidal potential of graphene oxide (GO) in contact with four species of bacteria: E. coli, S. mutans, S. aureus and E. faecalis. Bacterial cell suspensions of each species were incubated in …

Sweet Graphene Quantum Dots Through Microwaving Sugar Solutions Open

P. Zawadzki, Piotr Kosobudzki, Ł. Kaczmarek, Anders Gaarud, Diana Ramos , et al. · 2023

Formation of Nitrogen Doped Titanium Dioxide Surface Layer on NiTi Shape Memory Alloy Open

M. Tarnowski, Justyna Witkowska, J. Morgiel, Witold Jakubowski, Bogdan Walkowiak , et al. · 2021

NiTi shape memory alloys are increasingly being used as bone and cardiac implants. The oxide layer of nanometric thickness spontaneously formed on their surface does not sufficiently protect from nickel transition into surrounding tissues,…

Optimization of Glutathione Adhesion Process to Modified Graphene Surfaces Open

Witold Jakubowski, R. Atraszkiewicz, Dorota Nowak, Damian Batory, W. Szymański , et al. · 2021

The presented work shows the results of the functionalization of the graphene surface obtained by the growth on the liquid bimetallic matrices method. We used glutathione (GSH) as a peptide model, which allowed us to optimize the procedure…

The effect of natural dyes on the color stability of HAp composites used in conservative dentistry Open

Zofia Kula, Witold Jakubowski, H. Szymanowski · 2020

Streszczenie Wprowadzenie

Comprehensive Biological Evaluation of Biomaterials Used in Spinal and Orthopedic Surgery Open

Piotr Komorowski, Małgorzata Siatkowska, M. Kamińska, Witold Jakubowski, Marta Walczyńska , et al. · 2020

Biological acceptance is one of the most important aspects of a biomaterial and forms the basis for its clinical use. The aim of this study was a comprehensive biological evaluation (cytotoxicity test, bacterial colonization test, blood pl…

Evaluation of the adhesive bonding of composite materials containing hydroxyapatite to hard dental tissues Open

Zofia Kula, Witold Jakubowski, Beata Śmielak, H. Szymanowski · 2020

StreszczenieWprowadzenie.Połączenie z żywicami kompozytowymi uzyskuje się poprzez wytrawienie szkliwa kwasem fosforowym.Adhezja żywic do wytrawionego szkliwa to wynik kapilarnej penetracji nieregularności powierzchni

Antibacterial Properties of Zn Doped Hydrophobic SiO2 Coatings Produced by Sol-Gel Method Open

B. Pietrzyk, Katarzyna Porębska, Witold Jakubowski, Sebastian Miszczak · 2019

Bacteria existing on the surfaces of various materials can be both a source of infection and an obstacle to the proper functioning of structures. Increased resistance to colonization by microorganisms can be obtained by applying antibacter…

Can titanium anodization lead to the formation of antimicrobial surfaces? Open

Aleksandra Jastrzębska, Witold Jakubowski · 2018

In recent years, there has been observed a growing need for novel, multifunctional materials that would not only replace, but also heal the damaged tissues. In this paper, the titanium dioxide films manufactured by anodic oxidation method …

Wychowanie filmowe versus film w wychowaniu, czyli o możliwych strategiach wykorzystania sztuki filmowej w edukacji Open

Witold Jakubowski · 2017

Autor przedstawia rozważania dotyczące związku sztuki filmowej i wychowania. Wskazuje na trzy możliwe relacje: edukacja do filmu (strategia „tradycyjnego filmoznawstwa”), edukacja w filmie (strategia „antropologiczna”) oraz edukacja przez …

Essential oils as biocidal agents in natural rubber vulcanizates Open

Magdalena Kmiotek, Dariusz M. Bieliński, Małgorzata Piotrowska, Witold Jakubowski · 2016

Natural rubber compounds filled with carbon black or calcium carbonate and crosslinked using dicumyl peroxide, were modified by addition of various essential oils with biocidal action confirmed in the literature. It was found that the type…

Physicochemical and Biological Investigation of Different Structures of Carbon Coatings Deposited onto Polyurethane Open

W. Kaczorowski, Damian Batory, Witold Jakubowski, W. Szymański, Piotr Komorowski , et al. · 2016

The aim of this study was to examine the thrombogenic properties of polyurethane that was surface modified with carbon coatings. Physicochemical properties of manufactured coatings were investigated using transmission electron microscopy (…

Resistance of oxidative stress in biofilm and planktonic cells Open

Witold Jakubowski, Bogdan Walkowiak · 2015

This work studied the susceptibility of biofilm produced by E. coli to oxidative stress, and compared the components of free radicals defences: level of glutathione, catalase and dismutase activities in planktonic and biofilm located cells…

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