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Consortium of Swiss Academic Libraries

The lung communication network

Losa, Davide ; Chanson, Marc

In: Cellular and Molecular Life Sciences, 2015, vol. 72, no. 15, p. 2793-2808

Université de Fribourg

Poly(ADP-ribose) polymerase inhibition in acute lung injury. A reemerging concept

Szabo, Csaba ; Martins, Vanessa ; Liaudet, Lucas

In: American Journal of Respiratory Cell and Molecular Biology, 2020, vol. 63, no. 5, p. 571–590

PARP1, the major isoform of a family of ADP-ribosylating enzymes, has been implicated in the regulation of various biological processes including DNA repair, gene transcription, and cell death. The concept that PARP1 becomes activated in acute lung injury (ALI) and that pharmacological inhibition or genetic deletion of this enzyme can provide therapeutic benefits emerged over 20 years ago....

Université de Fribourg

Backbone and side chain NMR assignments of the H-NOX domain from Nostoc sp. in complex with BAY58-2667 (cinaciguat)

Makrynitsa, Garyfallia I. ; Argyriou, Aikaterini I. ; Dalkas, Georgios ; Georgopoulou, Dimitra A. ; Bantzi, Marina ; Giannis, Athanassios ; Papapetropoulos, Andreas ; Spyroulias, Georgios A.

In: Biomolecular NMR Assignments, 2020, p. -

Soluble guanylate cyclase (sGC) enzyme is activated by the gaseous signaling agent nitric oxide (NO) and triggers the conversion of GTP (guanosine 5′-triphosphate) to cGMP (cyclic guanylyl monophosphate). It contains the heme binding H-NOX (heme- nitric oxide/oxygen binding) domain which serves as the sensor of NO and it is highly conserved across eukaryotes and bacteria as well. Many...

Université de Fribourg

Covid-19 in children, pregnancy and neonates: a review of epidemiologic and clinical features

Zimmermann, Petra ; Curtis , Nigel

In: The Pediatric Infectious Disease Journal, 2020, vol. 39, no. 6, p. 469–477

The novel severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) pandemic has spread rapidly across the globe. In contrast to initial reports, recent studies suggest that children are just as likely as adults to become infected with the virus but have fewer symptoms and less severe disease. In this review, we summarize the epidemiologic and clinical features of children infected with...

Université de Fribourg

An in vitro lung system to assess the proinflammatory hazard of carbon nanotube aerosols

Barosova, Hana ; Karakocak, Bedia Begum ; Septiadi, Dedy ; Petri-Fink, Alke ; Stone, Vicki ; Rothen-Rutishauser, Barbara

In: International Journal of Molecular Sciences, 2020, vol. 21, no. 15, p. 5335

In vitro three-dimensional (3D) lung cell models have been thoroughly investigated in recent years and provide a reliable tool to assess the hazard associated with nanomaterials (NMs) released into the air. In this study, a 3D lung co-culture model was optimized to assess the hazard potential of multiwalled carbon nanotubes (MWCNTs), which is known to provoke inflammation and fibrosis,...

Université de Fribourg

An inflamed human alveolar model for testing the efficiency of anti-inflammatory drugs in vitro

Drasler, Barbara ; Karakocak, Bedia Begum ; Tankus, Esma Bahar ; Barosova, Hana ; Abe, Jun ; Sousa de Almeida, Mauro ; Petri-Fink, Alke ; Rothen-Rutishauser, Barbara

In: Frontiers in Bioengineering and Biotechnology, 2020, vol. 8, p. -

A large number of prevalent lung diseases is associated with tissue inflammation. Clinically, corticosteroid therapies are applied systemically or via inhalation for the treatment of lung inflammation, and a number of novel therapies are being developed that require preclinical testing. In alveoli, macrophages and dendritic cells play a key role in initiating and diminishing pro-inflammatory...

Université de Fribourg

Use of EpiAlveolar lung model to predict fibrotic potential of multiwalled carbon nanotubes

Barosova, Hana ; Maione, Anna G. ; Septiadi, Dedy ; Sharma, Monita ; Haeni, Laetitia ; Balog, Sandor ; O’Connell, Olivia ; Jackson, George R. ; Brown, David ; Clippinger, Amy J. ; Hayden, Patrick ; Petri-Fink, Alke ; Stone, Vicki ; Rothen-Rutishauser, Barbara

In: ACS Nano, 2020, vol. 14, no. 4, p. 3941–3956

Expansion in production and commercial use of nanomaterials increases the potential human exposure during the lifecycle of these materials (production, use, and disposal). Inhalation is a primary route of exposure to nanomaterials; therefore it is critical to assess their potential respiratory hazard. Herein, we developed a three-dimensional alveolar model (EpiAlveolar) consisting of human...

Université de Fribourg

Effect of 3-mercaptopyruvate sulfurtransferase deficiency on the development of multiorgan failure, inflammation, and wound healing in mice subjected to burn injury

Ahmad, Akbar ; Druzhyna, Nadiya ; Szabo, Csaba

In: Journal of Burn Care & Research, 2019, vol. 40, no. 2, p. 148–156

The gaseous transmitter hydrogen sulfide (H2S) has been implicated in various forms of critical illness. Here, we have compared the outcome of scald burn injury in wild- type mice and in mice deficient in 3-mercaptopyruvate sulfurtransferase (3-MST), a mammalian H2S-generating enzyme. Outcome variables included indices of organ injury, clinical chemistry parameters, and plasma levels of...

Università della Svizzera italiana

Potential of PEGylated toll-like receptor 7 ligands for controlling inflammation and functional changes in mouse models of asthma and silicosis

Teixeira Ferreira, Tatiana Paula ; Lacerda Mariano, Lívia ; Ghilosso-Bortolini, Roberta ; Santos de Arantes, Ana Carolina ; Fernandes, Andrey Junior ; Berni, Michelle ; Cecchinato, Valentina ; Uguccioni, Mariagrazia ; Maj, Roberto ; Barberis, Alcide ; Machado Rodrigues Silva, Patricia ; Martins, Marco Aurélio

In: Frontiers in immunology, 2016, vol. 7, p. 95

Prior investigations show that signaling activation through pattern recognition receptors can directly impact a number of inflammatory lung diseases. While toll-like receptor (TLR) 7 agonists have raised interest for their ability to inhibit allergen-induced pathological changes in experimental asthma conditions, the putative benefit of this treatment is limited by adverse effects. Our aim...