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159 Results Found

  • Article
  • Open Access
26 Citations
5,292 Views
12 Pages

Towards Understanding the Polymerization Process in Bitumen Bio-Fluxes

  • Jan B. Król,
  • Łukasz Niczke and
  • Karol J. Kowalski

9 September 2017

Bitumen is a commonly used material for road construction. According to environmental regulations, vegetable-based materials are applied for binder modification. Fluxed road bitumen containing a bio-flux oxidation product increases the consistency ov...

  • Article
  • Open Access
6 Citations
2,911 Views
19 Pages

21 November 2022

In recent years, clinicians and doctors have become increasingly interested in fungal infections, including those affecting the mucous membranes. Vulvovaginal candidiasis (VVC) is no exception. The etiology of this infection remains unexplained to th...

  • Article
  • Open Access
8 Citations
2,175 Views
16 Pages

Stiffness Evaluation of Laboratory and Plant Produced Foamed Bitumen Warm Asphalt Mixtures with Fiber Reinforcement and Bio-Flux Additive

  • Marek Iwański,
  • Anna Chomicz-Kowalska,
  • Krzysztof Maciejewski,
  • Karolina Janus,
  • Piotr Radziszewski,
  • Adam Liphardt,
  • Maciej Michalec and
  • Karol Góral

27 February 2023

The present paper investigates the viscoelastic stress-strain responses of laboratory and plant produced warm mix asphalt mixtures containing basalt fiber dispersed reinforcement. The investigated processes and mixture components were evaluated for t...

  • Article
  • Open Access
10 Citations
2,037 Views
17 Pages

Ageing Evaluation of Foamed Polymer Modified Bitumen with Bio-Flux Additive

  • Piotr Radziszewski,
  • Adam Liphardt,
  • Michał Sarnowski,
  • Karol J. Kowalski,
  • Piotr Pokorski,
  • Katarzyna Konieczna,
  • Jan B. Król,
  • Marek Iwański,
  • Anna Chomicz-Kowalska and
  • Maciej Michalec
  • + 1 author

8 March 2023

This paper presents the results of an analysis of the changes in the stiffness of asphalt binders modified with a bio-flux additive and subjected to the processes of foaming and short-term ageing. The purpose of the analyses was to determine changes...

  • Article
  • Open Access
2,180 Views
14 Pages

Bacterial adhesion to biotic and abiotic surfaces under fluid shear stress plays a major role in the pathogenesis of infections linked to medical implants and tissues. This study employed an automated BioFlux 200 microfluidic system and video microsc...

  • Article
  • Open Access
16 Citations
2,935 Views
15 Pages

Effects of Laboratory Ageing on the FTIR Measurements of Water-Foamed Bio-Fluxed Asphalt Binders

  • Marek Iwański,
  • Anna Chomicz-Kowalska,
  • Krzysztof Maciejewski,
  • Mateusz M. Iwański,
  • Piotr Radziszewski,
  • Adam Liphardt,
  • Jan B. Król,
  • Michał Sarnowski,
  • Karol J. Kowalski and
  • Piotr Pokorski

5 January 2023

The study investigated the effects of laboratory ageing on the fluxed and water-foamed asphalt binders in scope of Fourier transform infrared spectroscopic measurements of ageing indicators and changes in their chemical composition. The investigated...

  • Article
  • Open Access
8 Citations
3,009 Views
23 Pages

Quantitative and Qualitative Changes in the Genetic Diversity of Bacterial Communities in Anaerobic Bioreactors with the Diatomaceous Earth/Peat Cell Carrier

  • Agnieszka A. Pilarska,
  • Agnieszka Wolna-Maruwka,
  • Alicja Niewiadomska,
  • Jarosław Grządziel,
  • Anna Gałązka,
  • Emil Paluch,
  • Klaudia Borowiak and
  • Krzysztof Pilarski

18 August 2022

This paper analyses the impact of the diatomaceous earth/peat (DEP; 3:1) microbial carrier on changes in the bacterial microbiome and the development of biofilm in the anaerobic digestion (AD) of confectionery waste, combined with digested sewage slu...

  • Article
  • Open Access
11 Citations
6,768 Views
28 Pages

Narrowband Bio-Indicator Monitoring of Temperate Forest Carbon Fluxes in Northeastern China

  • Quanzhou Yu,
  • Shaoqiang Wang,
  • Robert A. Mickler,
  • Kun Huang,
  • Lei Zhou,
  • Huimin Yan,
  • Diecong Chen and
  • Shijie Han

22 September 2014

Developments in hyperspectral remote sensing techniques during the last decade have enabled the use of narrowband indices to evaluate the role of forest ecosystem variables in estimating carbon (C) fluxes. In this study, narrowband bio-indicators der...

  • Article
  • Open Access
387 Views
25 Pages

This paper investigates the flow of a second-grade hybrid nanofluid through a Darcy–Forchheimer porous medium under Cattaneo–Christov heat and mass flux models. The hybrid nanofluid, composed of alumina and copper nanoparticles in water,...

  • Article
  • Open Access
33 Citations
4,417 Views
14 Pages

Polymicrobial Biofilm Organization of Staphylococcus aureus and Pseudomonas aeruginosa in a Chronic Wound Environment

  • Cassandra Pouget,
  • Catherine Dunyach-Remy,
  • Chloé Magnan,
  • Alix Pantel,
  • Albert Sotto and
  • Jean-Philippe Lavigne

15 September 2022

Biofilm on the skin surface of chronic wounds is an important step that involves difficulties in wound healing. The polymicrobial nature inside this pathogenic biofilm is key to understanding the chronicity of the lesion. Few in vitro models have bee...

  • Article
  • Open Access
10 Citations
3,282 Views
16 Pages

New Adapted In Vitro Technology to Evaluate Biofilm Formation and Antibiotic Activity Using Live Imaging under Flow Conditions

  • Cassandra Pouget,
  • Catherine Dunyach-Remy,
  • Alix Pantel,
  • Sophie Schuldiner,
  • Albert Sotto and
  • Jean-Philippe Lavigne

23 September 2021

The polymicrobial nature of biofilms and bacterial interactions inside chronic wounds are keys for the understanding of bacterial cooperation. The aim of this present study was to develop a technique to study and visualize biofilm in live imaging und...

  • Article
  • Open Access
26 Citations
10,686 Views
19 Pages

Flux-P: Automating Metabolic Flux Analysis

  • Birgitta E. Ebert,
  • Anna-Lena Lamprecht,
  • Bernhard Steffen and
  • Lars M. Blank

12 November 2012

Quantitative knowledge of intracellular fluxes in metabolic networks is invaluable for inferring metabolic system behavior and the design principles of biological systems. However, intracellular reaction rates can not often be calculated directly but...

  • Article
  • Open Access
11 Citations
5,199 Views
20 Pages

In Silico Screening and In Vitro Assessment of Natural Products with Anti-Virulence Activity against Helicobacter pylori

  • Maciej Spiegel,
  • Paweł Krzyżek,
  • Ewa Dworniczek,
  • Ryszard Adamski and
  • Zbigniew Sroka

21 December 2021

Helicobacter pylori is one of the most frequent human pathogens and a leading etiological agent of various gastric diseases. As stringent response, coordinated by a SpoT protein, seems to be crucial for the survivability of H. pylori, the main goal o...

  • Article
  • Open Access
4 Citations
2,777 Views
15 Pages

13 July 2023

Straw boards are the environmentally-friendly and sustainable materials used for building envelopes. To validate a novel alternative test method of thermal conductivity (λ), temperature control box–heat flux meter method (TCB-HFM), and b...

  • Article
  • Open Access
4 Citations
2,469 Views
16 Pages

Ether Derivatives of Naringenin and Their Oximes as Factors Modulating Bacterial Adhesion

  • Anna Duda-Madej,
  • Joanna Kozłowska,
  • Dagmara Baczyńska and
  • Paweł Krzyżek

Because of the close connection between adhesion and many vital cellular functions, the search for new compounds modulating the adhesion of bacteria belonging to the intestinal microbiota is a great challenge and a clinical need. Based on our previou...

  • Article
  • Open Access
24 Citations
4,930 Views
17 Pages

Antibiofilm and Antimicrobial-Enhancing Activity of Chelidonium majus and Corydalis cheilanthifolia Extracts against Multidrug-Resistant Helicobacter pylori

  • Paweł Krzyżek,
  • Adam Junka,
  • Wojciech Słupski,
  • Arleta Dołowacka-Jóźwiak,
  • Bartosz J. Płachno,
  • Aleksandra Sobiecka,
  • Adam Matkowski,
  • Grzegorz Chodaczek,
  • Tadeusz Płusa and
  • Sylwia Zielińska

16 August 2021

Helicobacter pylori is a Gram-negative bacterium that colonizes the stomach of about 60% of people worldwide. The search for new drugs with activity against H. pylori is now a hotspot in the effective and safe control of this bacterium. Therefore, th...

  • Article
  • Open Access
5 Citations
3,395 Views
8 Pages

Seasonal Net Carbon Exchange in Rotation Crops in the Temperate Climate of Central Lithuania

  • Ligita Baležentienė,
  • Ovidijus Mikša,
  • Tomas Baležentis and
  • Dalia Streimikiene

2 April 2019

Intelligent agricultural solutions require data on the environmental impacts of agriculture. In order for operationalize decision-making for sustainable agriculture, one needs to establish the corresponding datasets and protocols. Increasing anthropo...

  • Article
  • Open Access
4 Citations
2,898 Views
10 Pages

20 August 2022

The high energy transfer efficiency of photosynthetic complexes has been a topic of research across many disciplines. Several attempts have been made in order to explain this energy transfer enhancement in terms of quantum mechanical resources such a...

  • Article
  • Open Access
15 Citations
2,632 Views
18 Pages

Warm Mix Asphalt Binder Utilizing Water Foaming and Fluxing Using Bio-Derived Agent

  • Marek Iwański,
  • Anna Chomicz-Kowalska,
  • Krzysztof Maciejewski,
  • Mateusz M. Iwański,
  • Piotr Radziszewski,
  • Adam Liphardt,
  • Jan B. Król,
  • Michał Sarnowski,
  • Karol J. Kowalski and
  • Piotr Pokorski

12 December 2022

The present paper investigates the effects of simultaneous mechanical foaming using water and fluxing with a bio-derived agent on the properties of three distinct asphalt binders: 50/70 paving-grade bitumen, 45/80–55 polymer-modified bitumen, a...

  • Article
  • Open Access
11 Citations
3,850 Views
13 Pages

Antibiofilm Properties of Antiseptic Agents Used on Pseudomonas aeruginosa Isolated from Diabetic Foot Ulcers

  • Koko Barrigah-Benissan,
  • Jerome Ory,
  • Catherine Dunyach-Remy,
  • Cassandra Pouget,
  • Jean-Philippe Lavigne and
  • Albert Sotto

24 September 2022

In diabetic foot ulcers (DFUs), biofilm formation is a major challenge that promotes wound chronicity and delays healing. Antiseptics have been proposed to combat biofilms in the management of DFUs. However, there is limited evidence on the activity...

  • Article
  • Open Access
3 Citations
3,179 Views
15 Pages

Poloxamer 338 (P338), a nonionic surfactant amphiphilic copolymer, is herein proposed as an anti-biofilm compound for the management of catheter-associated urinary tract infections (CAUTIs). P338’s ability to disrupt Escherichia coli biofilms o...

  • Article
  • Open Access
2 Citations
2,988 Views
15 Pages

Staphylococcus aureus can form biofilms on biotic surfaces or implanted materials, leading to biofilm-associated diseases in humans and animals that are refractory to conventional antibiotic treatment. Recent studies indicate that the unique ArlRS re...

  • Article
  • Open Access
11 Citations
2,910 Views
20 Pages

Biofilm Formation and Genetic Diversity of Microbial Communities in Anaerobic Batch Reactor with Polylactide (PLA) Addition

  • Agnieszka A. Pilarska,
  • Anna Marzec-Grządziel,
  • Emil Paluch,
  • Krzysztof Pilarski,
  • Agnieszka Wolna-Maruwka,
  • Adrianna Kubiak,
  • Tomasz Kałuża and
  • Tomasz Kulupa

In this paper, an anaerobic digestion (AD) study was conducted on confectionery waste with granular polylactide (PLA) as a cell carrier. Digested sewage sludge (SS) served as the inoculum and buffering agent of systems. This article shows the results...

  • Article
  • Open Access
5 Citations
2,386 Views
19 Pages

Insight into the Metabolic Profiles of Pb(II) Removing Microorganisms

  • Carla Cilliers,
  • Evans M. N. Chirwa and
  • Hendrik G. Brink

30 June 2021

The objective of the study was to gather insight into the metabolism of lead-removing microorganisms, coupled with Pb(II) removal, biomass viability and nitrate concentrations for Pb(II) bioremoval using an industrially obtained microbial consortium....

  • Communication
  • Open Access
11 Citations
2,523 Views
6 Pages

12 October 2020

This paper presents a theoretical approach to glaucoma, with the aim of improving the comprehension of the biophysical bases for new possible therapies. The approach is based on a non-equilibrium thermodynamic model. The results point to the fundamen...

  • Feature Paper
  • Review
  • Open Access
13 Citations
3,721 Views
10 Pages

21 April 2021

This study reviews the monsoonal Yangtze and the arid Nile deltas with the objective of understanding how the process–response between river-basin modifications and delta-estuary ecological degradation are interrelated under contrasting hydroclimate...

  • Communication
  • Open Access
1 Citations
2,284 Views
10 Pages

Thermal Physics and Glaucoma II: Preliminary Evidences for a Thermophysical Design of a Possible Visible-Light-Photons Therapy

  • Giulia Grisolia,
  • Mariarosa Astori,
  • Antonio Ponzetto,
  • Antonio Vercesi and
  • Umberto Lucia

8 July 2021

Recently, a non-equilibrium thermodynamic approach has been developed in order to model the fundamental role of the membrane electric potential in the cell behaviour. A related new viewpoint is introduced, with a design of a photobiomodulation treatm...

  • Article
  • Open Access
2 Citations
1,727 Views
17 Pages

Adhesion of Mesenchymal Stem Cells to Glycated Collagen—Comparative Analysis of Dynamic and Static Conditions

  • Regina Komsa-Penkova,
  • Anika Alexandrova-Watanabe,
  • Svetla Todinova,
  • Violina Ivanova,
  • Svetoslava Stoycheva,
  • Petar Temnishki,
  • Borislav Dimitrov,
  • Dobromir Dimitrov,
  • Pencho Tonchev and
  • George Altankov
  • + 5 authors

20 March 2025

Understanding mesenchymal stem cell (MSC) behavior on glycated collagen is crucial for advancing regenerative medicine and understanding pathological mechanisms in diseases such as diabetes, cancer, and aging. While previous research has demonstrated...

  • Article
  • Open Access
8 Citations
3,988 Views
19 Pages

8 December 2020

Data on greenhouse gas emission levels associated with fertilization applied in smallholder paddy rice farms in Ghana are scanty. The current study investigated fertilization types to determine their eco-friendliness on yield, Global Warming Potentia...

  • Article
  • Open Access
8 Citations
4,247 Views
13 Pages

Plasma-treated water (PTW) has emerged as a potential sanitizing agent. This study evaluated antibacterial activity, inhibition of invasion, and biofilm disruption effects of PTW against Salmonella Typhimurium. Minimum inhibitory concentrations (MICs...

  • Article
  • Open Access
58 Citations
7,176 Views
11 Pages

Thermal and Fatigue Evaluation of Asphalt Mixtures Containing RAP Treated with a Bio-Agent

  • Karol J. Kowalski,
  • Jan B. Król,
  • Wojciech Bańkowski,
  • Piotr Radziszewski and
  • Michał Sarnowski

23 February 2017

Environment conservation and diminishing natural resources caused an increase in popularity of the application of renewable bio-origin resources for the construction of road pavement. Currently, there are known additions of bio-origin materials for b...

  • Feature Paper
  • Article
  • Open Access
6 Citations
3,326 Views
11 Pages

Bio-Based Ceramic Membranes for Bacteria Removal from Water

  • Pelagie Kamgang-Syapnjeu,
  • Dayirou Njoya,
  • Elie Kamseu,
  • Sebastien Balme,
  • Mikhael Bechelany and
  • Laurence Soussan

19 September 2022

Bio-based ceramic membranes were elaborated from kaolinite clays, coconut husks and eggshells to retain E. coli bacteria present in water intended for human consumption. Their characterization and removal performances are investigated in this work. T...

  • Article
  • Open Access
13 Citations
4,060 Views
17 Pages

31 May 2022

Gamma-aminobutyric acid (GABA) can be used as a bioactive component in the pharmaceutical industry and a precursor for the synthesis of butyrolactam, which functions as a monomer for the synthesis of polyamide 4 (nylon 4) with improved thermal stabil...

  • Review
  • Open Access
73 Citations
6,305 Views
27 Pages

20 October 2019

The search for possible alternatives to traditional flame retardants (FRs) is pushing the academic and industrial communities towards the design of new products that exhibit low environmental impact and toxicity, notwithstanding high performances, wh...

  • Article
  • Open Access
12 Citations
2,944 Views
20 Pages

Flammability of Thick but Thermally Thin Materials including Bio-Based Materials

  • Rodolphe Sonnier,
  • Loïc Dumazert,
  • Arnaud Regazzi,
  • Lily Deborde and
  • Christophe Lanos

The fire reaction of various types of flammable lightweight materials is investigated using a cone calorimeter. The influences of parameters such as sample density, sample mass, effective heat of combustion and heat flux on the mass loss after exposi...

  • Article
  • Open Access
10 Citations
2,438 Views
13 Pages

28 April 2022

Bio-jet fuels prepared by the thermochemical conversion of triglyceride can be used as complete substitutes of jet fuels. A bio-jet fuel prepared as a substitute of the RP-3 jet fuel and the RP-3 jet fuel itself were, respectively, used to fuel a sma...

  • Article
  • Open Access
16 Citations
3,536 Views
17 Pages

Valorization of Vine Prunings by Slow Pyrolysis in a Fixed-Bed Reactor

  • Suzana Ioana Calcan,
  • Oana Cristina Pârvulescu,
  • Violeta Alexandra Ion,
  • Cristian Eugen Răducanu,
  • Liliana Bădulescu,
  • Tănase Dobre,
  • Diana Egri,
  • Andrei Moț,
  • Vlad Popa and
  • Mihaela Emanuela Crăciun

24 December 2021

The paper aimed at studying the slow pyrolysis of vine pruning waste in a fixed bed reactor and characterizing the pyrolysis products. Pyrolysis experiments were conducted for 60 min, using CO2 as a carrier gas and oxidizing agent. The distribution o...

  • Article
  • Open Access
8 Citations
3,790 Views
16 Pages

17 June 2019

We conducted 24-h real-time monitoring of temperature, salinity, dissolved oxygen, and nutrients in the near-shore (M4-1), front (M4-8), and offshore (M4-13) regions of the 31° N section of the Changjiang (Yangtze) River estuary plume in summer. Carb...

  • Article
  • Open Access
10 Citations
3,016 Views
23 Pages

Fouling of Polyalkylmethylsiloxane Composite Membranes during Pervaporation Separation of ABE-Fermentation Mixtures

  • Tatyana N. Rokhmanka,
  • Evgenia A. Grushevenko,
  • Olga V. Arapova,
  • Galina N. Bondarenko,
  • George S. Golubev,
  • Ilya L. Borisov and
  • Alexey V. Volkov

16 March 2023

Production of bio-alcohols is one of the approaches used in the development of alternative energy. Pervaporation is a promising option for the separation of bio-alcohols from the fermentation mixture. A serious problem in the process of continuous ex...

  • Article
  • Open Access
5 Citations
2,712 Views
28 Pages

Assessment of the Usability of Some Bio-Based Insulation Materials in Double-Skin Steel Envelopes

  • Dashnor Hoxha,
  • Brahim Ismail,
  • Ancuța Rotaru,
  • David Izabel and
  • Thibaut Renaux

30 August 2022

In this paper, a double-skin steel building-demonstrator, set up using panels of five bio-based insulators and a classical mineral insulating material, is studied. The panels used in the demonstrator are made from industrially manufactured and commer...

  • Proceeding Paper
  • Open Access
1,530 Views
11 Pages

9 December 2022

In this study, the Regional Climate Model version 4 (RegCM4) coupled with the Community Land Model version 4.5 (CLM45) including a module of carbon–nitrogen cycling (CN) (RegCM4-CLM45-CN) was used to examine the sensitivity of the terrestrial c...

  • Article
  • Open Access
2 Citations
2,335 Views
15 Pages

Being essential intermediates for the biosynthesis of heme, chlorophyll, and several other biologically critical compounds, porphyrins have wide practical applications. However, up till now, their bio-based production remains challenging. In this stu...

  • Article
  • Open Access
6 Citations
4,763 Views
15 Pages

Methane, Nitrous Oxide, and Ammonia Emissions on Dairy Farms in Spain with or without Bio-Activator Treatment

  • Macarena San Martin Ruiz,
  • Jesús Eugenio González Puelles,
  • Juan Herra Bogantes,
  • William Rivera-Méndez,
  • Martin Reiser and
  • Martin Kranert

Intensive livestock farming substantially impacts the environment, especially farm and slurry management. Slurries are significant sources of greenhouse gases and ammonia. The present study was conducted in an intensive livestock production system in...

  • Article
  • Open Access
15 Citations
8,732 Views
19 Pages

Pulse Detonation Assessment for Alternative Fuels

  • Muhammad Hanafi Azami and
  • Mark Savill

15 March 2017

The higher thermodynamic efficiency inherent in a detonation combustion based engine has already led to considerable interest in the development of wave rotor, pulse detonation, and rotating detonation engine configurations as alternative technologie...

  • Article
  • Open Access
21 Citations
5,224 Views
16 Pages

Improved Thermal Insulating Properties of Renewable Polyol Based Polyurethane Foams Reinforced with Chicken Feathers

  • Ibon Aranberri,
  • Sarah Montes,
  • Ewa Wesołowska,
  • Alaitz Rekondo,
  • Krystyna Wrześniewska-Tosik and
  • Hans-Jürgen Grande

3 December 2019

In the present work, sustainable rigid polyurethane foams (RPUF) reinforced with chicken feathers (CF) were prepared and characterized. The bio-based polyol used to formulate the foams was obtained from castor oil. This investigation reports the infl...

  • Article
  • Open Access
51 Citations
6,119 Views
15 Pages

Remarkable Anti-Fouling Performance of TiO2-Modified TFC Membranes with Mussel-Inspired Polydopamine Binding

  • Rui-Xin Zhang,
  • Leen Braeken,
  • Tian-Yin Liu,
  • Patricia Luis,
  • Xiao-Lin Wang and
  • Bart Van der Bruggen

13 January 2017

It has been proven that a versatile bio-glue, polydopamine, can firmly bind TiO2 (titanium dioxide) nanoparticles on thin film composite (TFC) membranes. In this work, the anti-fouling behaviour of this novel polydopamine-TiO2-modified membrane is ev...

  • Article
  • Open Access
12 Citations
5,602 Views
14 Pages

A New Clear-Sky Method for Assessing Photosynthetically Active Radiation at the Surface Level

  • William Wandji Nyamsi,
  • Philippe Blanc,
  • John A. Augustine,
  • Antti Arola and
  • Lucien Wald

23 April 2019

A clear–sky method to estimate the photosynthetically active radiation (PAR) at the surface level in cloudless atmospheres is presented and validated. It uses a fast and accurate approximation adopted in several radiative transfer models, known...

  • Article
  • Open Access
16 Citations
7,888 Views
14 Pages

Polar Cooling Effect Due to Increase of Phytoplankton and Dimethyl-Sulfide Emission

  • Ah-Hyun Kim,
  • Seong Soo Yum,
  • Hannah Lee,
  • Dong Yeong Chang and
  • Sungbo Shim

1 October 2018

The effects of increased dimethyl-sulfide (DMS) emissions due to increased marine phytoplankton activity are examined using an atmosphere-ocean coupled climate model. As the DMS emission flux from the ocean increases globally, large-scale cooling occ...

  • Article
  • Open Access
5 Citations
3,602 Views
15 Pages

Identifying Energy Extraction Optimisation Strategies of Actinobacillus succinogenes

  • Waldo Gideon Lexow,
  • Sekgetho Charles Mokwatlo,
  • Hendrik Gideon Brink and
  • Willie Nicol

23 August 2021

A. succinogenes is well known for utilising various catabolic pathways. A multitude of batch fermentation studies confirm flux shifts in the catabolism as time proceeds. It has also been shown that continuous cultures exhibit flux variation as a func...

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