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Full-Text Articles in Medicine and Health Sciences

Gut Permeability May Be Associated With Periprosthetic Joint Infection After Total Hip And Knee Arthroplasty, Emanuele Chisari, Jeongeun Cho, Marjan Wouthuyzen-Bakker, Javad Parvizi Sep 2022

Gut Permeability May Be Associated With Periprosthetic Joint Infection After Total Hip And Knee Arthroplasty, Emanuele Chisari, Jeongeun Cho, Marjan Wouthuyzen-Bakker, Javad Parvizi

Rothman Institute Faculty Papers

A growing number of recent investigations on the human genome, gut microbiome, and proteomics suggests that the loss of mucosal barrier function, particularly in the gastrointestinal tract, may substantially affect antigen trafficking, ultimately influencing the close bidirectional interaction between the gut microbiome and the immune system. This cross-talk is highly influential in shaping the host immune system function and ultimately affecting the outcome of interventions. We hypothesized that the loss of mucosal barrier in the gut may be associatedto acute and chronic periprosthetic joint infections (PJI). Zonulin, soluble CD14 (sCD14), and lipopolysaccharide (LPS) were tested in plasma as part of …


Comparison Of Automated Ribotyping, Spa Typing, And Mlst In 108 Clinical Isolates Of Staphylococcus Aureus From Orthopedic Infections, Stefano Ravaioli, Davide Campoccia, Werner Ruppitsch, Franz Allerberger, Alessandro Poggi, Emanuele Chisari, Lucio Montanaro, Carla Renata Arciola Jan 2022

Comparison Of Automated Ribotyping, Spa Typing, And Mlst In 108 Clinical Isolates Of Staphylococcus Aureus From Orthopedic Infections, Stefano Ravaioli, Davide Campoccia, Werner Ruppitsch, Franz Allerberger, Alessandro Poggi, Emanuele Chisari, Lucio Montanaro, Carla Renata Arciola

Rothman Institute Faculty Papers

108 isolates of Staphylococcus aureus, belonging to six large ribogroups according to the automated Ribo-Printer® system, were studied with two highly used molecular methods for epidemiological studies, namely multi-locus sequence typing (MLST) and spa typing, followed by BURP and eBURST v3 analysis for clustering spa types and sequence (ST) types. The aim was to evaluate whether automated ribotyping could be considered a useful screening tool for identifying S. aureus genetic lineages with respect to spa typing and MLST. Clarifying the relationship of riboprinting with these typing methods and establishing whether ribogroups fit single clonal complexes were two main objectives. …


Fabrication And Characterization Of Methylprednisolone-Loaded Polylactic Acid/Hyaluronic Acid Nanofibrous Scaffold For Soft Tissue Engineering, Mehdi Keikha, Elahe Entekhabi, Mahvash Shokrollahi, Masoumeh Haghbin Nazarpak, Zahra Hassannejad, Somaye Akbari, Alex R. Vaccaro, Vafa Rahimi-Movaghar Jan 2022

Fabrication And Characterization Of Methylprednisolone-Loaded Polylactic Acid/Hyaluronic Acid Nanofibrous Scaffold For Soft Tissue Engineering, Mehdi Keikha, Elahe Entekhabi, Mahvash Shokrollahi, Masoumeh Haghbin Nazarpak, Zahra Hassannejad, Somaye Akbari, Alex R. Vaccaro, Vafa Rahimi-Movaghar

Rothman Institute Faculty Papers

Previous in vitro and in vivo studies have indicated that tissue engineering scaffolds, including Schwann cells, may improve axonal regeneration, particularly in combination with Methylprednisolone as an influential neuroprotective factor. The primary aim of this study was to design composite electrospun scaffolds based on polylactic acid (PLA)/ hyaluronic acid (HA) containing various percentages (0.05–2% (w/v)) of Methylprednisolone (MP) with suitable mechanical and chemical properties for soft tissue especially to promote nerve growth. For the first time, MP was implicated in a PLA/HA nanofibrous and its effect on fiber’s properties was scrutinized as a candidate for nerve tissue.