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Membranes, Volume 12, Issue 2

February 2022 - 148 articles

Cover Story: Antimicrobial resistance is one of the most serious medical threats worldwide. Antimicrobial peptides (AMPs) interact with and damage the cell membranes of antimicrobial-resistant microorganisms. To gain new insights into AMP design strategies, it is necessary to understand the mechanism of AMP–membrane interaction. Here, we used synchrotron-radiation circular dichroism, linear dichroism, and fluorescence spectroscopies to characterize the interaction mechanism between the model AMP, magainin 2 (M2), and dipalmitoyl-phosphatidylglycerol lipid membrane. The results showed that α-helix monomers of M2 assembled and transformed into β-strand oligomers with increasing peptide-to-lipid molar ratio, destabilizing the membrane structure. Our findings suggest that the formation of β-strand oligomers of M2 contributes to the disruption of the cell membrane. View this paper
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Articles (148)

  • Review
  • Open Access
42 Citations
6,592 Views
35 Pages

21 February 2022

Polyphenylsulfone (PPSU) membranes are of fundamental importance for many applications such as water treatment, gas separation, energy, electronics, and biomedicine, due to their low cost, controlled crystallinity, chemical, thermal, and mechanical s...

  • Article
  • Open Access
16 Citations
4,312 Views
20 Pages

Life Cycle Assessment of an Integrated Membrane Treatment System of Anaerobic-Treated Palm Oil Mill Effluent (POME)

  • Khalisah Khairina Razman,
  • Marlia M. Hanafiah,
  • Abdul Wahab Mohammad and
  • Ang Wei Lun

21 February 2022

A life cycle assessment of anaerobic-treated palm oil mill effluent (POME) was conducted to assess the environmental performance on two integrated treatment processes: the typical hollow fiber membrane ultrafiltration module coupled with adsorption a...

  • Article
  • Open Access
8 Citations
2,320 Views
15 Pages

Performance of PVDF-TiO2 Membranes during Photo-Filtration in the Presence of Inorganic and Organic Components

  • Duc-Trung Tran,
  • Julie Mendret,
  • Jean-Pierre Méricq,
  • Catherine Faur and
  • Stephan Brosillon

21 February 2022

In this study, the anti-fouling performance of PVDF-TiO2 composite membranes, indicated by their permeate flux, was studied with different types of synthetic feed solutions. Photo-filtration (filtration under continuous UV irradiation) of solutions c...

  • Article
  • Open Access
18 Citations
6,032 Views
14 Pages

Lithium-Sodium Separation by a Lithium Composite Membrane Used in Electrodialysis Process: Concept Validation

  • Takoua Ounissi,
  • Rihab Belhadj Ammar,
  • Christian Larchet,
  • Lobna Chaabane,
  • Lassaad Baklouti,
  • Lasâad Dammak and
  • Emna Selmane Bel Hadj Hmida

21 February 2022

The recent expansion of global Lithium Ion Battery (LIBs) production has generated a significant stress on the lithium demand. One of the means to produce this element is its extraction from different aqueous sources (salars, geothermal water etc.)....

  • Article
  • Open Access
4 Citations
3,835 Views
22 Pages

Study of the Electrical Conductivity of Ion-Exchange Resins and Membranes in Equilibrium Solutions of Inorganic Electrolytes

  • Oleksandr Petrov,
  • Natalia Iwaszczuk,
  • Irina Bejanidze,
  • Tina Kharebava,
  • Volodymyr Pohrebennyk,
  • Nato Didmanidze and
  • Nunu Nakashidze

20 February 2022

The study of the electrical conductivity of ion-exchange membranes in equilibrium electrolyte solutions is of great importance for the theory of membrane processes, in particular for practical electrodialysis. The purpose of the work is to determine...

  • Article
  • Open Access
14 Citations
3,968 Views
11 Pages

19 February 2022

Slip casting was used to prepare BaCexZr0.9−xY0.1O3−d(BCZY)-NiO tubes with a diameter of ½ inches (1.25 cm) and ¾ inches (1.875 cm). Two compositions were studied: BCZY18 and BCZY27 for x = 0.1 and 0.2, respectively. The unfired tubes were then dip-c...

  • Article
  • Open Access
16 Citations
4,265 Views
23 Pages

Assessment of Graphical Methods for Determination of the Limiting Current Density in Complex Electrodialysis-Feed Solutions

  • Katarina Knežević,
  • Daniela Reif,
  • Michael Harasek,
  • Jörg Krampe and
  • Norbert Kreuzinger

18 February 2022

Electrodialysis (ED) is a promising technology suitable for nutrient recovery from a wide variety of liquid waste streams. For optimal operating conditions, the limiting current density (LCD) has to be determined separately for each treated feed and...

  • Article
  • Open Access
11 Citations
3,488 Views
21 Pages

Experimental Study and Mathematical Modeling of a Nanofiltration Membrane System for the Recovery of Polyphenols from Wine Lees

  • Alexis López-Borrell,
  • María-Fernanda López-Pérez,
  • Salvador Cayetano Cardona and
  • Jaime Lora-García

18 February 2022

The winemaking process in Spain generates a significant amount of wastes such as wine lees. Currently, the nanofiltration process is a viable technique for the revalorization of compounds from wastes. In this aspect, this technique can be used for th...

  • Article
  • Open Access
21 Citations
4,044 Views
13 Pages

Enhanced Antimicrobial Cellulose/Chitosan/ZnO Biodegradable Composite Membrane

  • Xiaolong Sun,
  • Longfei Yin,
  • Huayue Zhu,
  • Junhao Zhu,
  • Jiahuan Hu,
  • Xi Luo,
  • He Huang and
  • Yongqian Fu

18 February 2022

In this study, chitosan and sugarcane cellulose were used as film-forming materials, while the inorganic agent zinc oxide (ZnO) and natural compound phenyllactic acid (PA) were used as the main bacteriostatic components to fabricate biodegradable ant...

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Membranes - ISSN 2077-0375