Effective detection of staphylococcal infections in human bone tissue using combined raman microscopy and micro-computed tomography.

Bone infections caused by and are serious complications in orthopedic surgery. These infections commonly occur in joint replacements, fracture management, and bone grafting procedures. Rapid and accurate pathogen-specific diagnostic methods are urgently needed to support early clinical decisions.

HR-pQCT and 3D Printing for Forensic and Orthopaedic Analysis of Gunshot-Induced Bone Damage.

Recent breakthroughs in three-dimensional (3D) printing and high-resolution imaging have opened up new possibilities in personalized medicine, surgical planning, and forensic reconstruction. This study breaks new ground by evaluating the integration of high-resolution peripheral quantitative computed tomography (HR-pQCT) with multimodal imaging and additive manufacturing to assess a chronic, infected gunshot injury in the knee joint of a red deer. This unique approach serves as a translational model for complex skeletal trauma.

Rapid forensic differentiation of human and animal bones using handheld near-infrared spectroscopy and deep learning.

The forensic differentiation of human and animal bones is critical in various investigations, mainly when dealing with fragmented skeletal remains. This study explores the practical application of handheld near-infrared spectroscopy combined with artificial neural networks for rapid, non-destructive identification of bone species. 225 femoral bone samples, including human and animal specimens, were analyzed using near-infrared spectrometry.

Detection of bone infections using Vis-NIR and SWIR hyperspectral imaging coupled with machine learning.

Bone infections, such as fracture-related and periprosthetic joint infections, present significant diagnostic and therapeutic challenges in orthopaedic surgery. Current diagnosic standards rely primarily on tissue cultures of intraoperatively obtained samples - a time-consuming approach with limited sensitivity and specificity and delayed clinical decision-making. This study investigates the use of hyperspectral imaging (HSI) in the visible and near-infrared (Vis-NIR), and short-wave infrared (SWIR) spectral ranges for the rapid detection of bone infections.

En-Bloc separation of the distal humerus articular appendage.

The unique anatomy of the distal humerus predisposes it to coronal shear injuries of its articular appendages. These injuries often require an open reduction and internal fixation of articular fragments. The existing classification systems often overlook the depth of sub-chondral bone involvement.

N-chlorotaurine does not alter structural tendon properties: a comparative biomechanical study.

Introduction: N-chlorotaurine (NCT) is a well-tolerated antiseptic with broad-spectrum microbicidal activity and could therefore be a promising alternative to vancomycin, the current standard of care for the prevention of postoperative septic arthritis (PSA) after anterior cruciate ligament reconstruction (ACLR).

Materials And Methods: The aim of this study was to evaluate whether soaking bovine extensor tendons in N-chlorotaurine (NCT), vancomycin, or 0.9% saline influences structural tendon properties.

Nephron progenitor fate is modulated by angiotensin type 1 receptor signaling in human kidney organoids.

The renin-angiotensin system (RAS) is essential for normal kidney development. Dysregulation of the RAS during embryogenesis can result in kidney abnormalities. To explore how angiotensin type 1 receptor (AT1R) signaling modulates nephron progenitor (NP) fate specification, we used induced pluripotent stem cell (iPSC) derived human kidney organoids treated with angiotensin II (Ang II) or the AT1R blocker losartan during differentiation.

Development of Prompt Templates for Large Language Model-Driven Screening in Systematic Reviews.

Background: Systematic reviews (SRs) are hindered by the initial rigorous article screen, which delays access to reliable information synthesis.

Objective: To develop generic prompt templates for large language model (LLM)-driven abstract and full-text screening that can be adapted to different reviews.

Design: Diagnostic test accuracy.

Safety and Efficacy of Biosimilar Insulin Glargine (Basaglar) in Indian Patients with Type 2 Diabetes Mellitus: Results from a Multicenter, Open-Label, Single-Arm, Phase 4 Trial (ABEX).

Background: Basaglar, a biosimilar of glargine, was approved in India for the treatment of diabetes in patients aged >2 years. The efficacy and safety of biosimilar insulin glargine (Basaglar) have been previously established in Phase 3 clinical trials, ELEMENT-1, -2, and -5. This study assessed the safety and efficacy of Basaglar in Indian patients with type 2 diabetes mellitus (T2DM).

Eicosapentaenoic Acid and Docosahexaenoic Acid as an Antimicrobial Agent in Orthopedics-An In Vitro Study About the Race for Surface.

Background: The burden of prosthetic joint infection in combination with antibiotic-resistant bacterial strains is a rising dilemma for patients experiencing total joint replacements. Around 0.8-2% of patients experience prosthetic joint infections, while up to 21% of patients are considered fatal cases after 5 years.

Cold Plasma Activity Against Biofilm Formation of Prosthetic Joint Infection Pathogens.

Periprosthetic joint infections occur in 1-2% of all patients undergoing prosthetic joint surgeries. Although strong efforts have been made to reduce infection rates, conventional therapies like one- or two-stage revisions have failed to lower the infection rates. Cold atmospheric plasma (CAP) has shown promising results in reducing bacterial loads on surfaces.

Bone remodelling after scaphoid fractures: HR-pQCT, clinical and laboratory data from a prospective 1-year follow-up study.

Introduction: The exact mechanisms of bone remodelling after scaphoid fractures are not fully understood. Blood supply may lead to delayed consolidation and non-unions as challenging long-term problems. The aim of this study was to follow-up the microstructure during the scaphoid bone remodelling process using High Resolution peripheral Quantitative Computed Tomography (HR-pQCT) and compare the results with clinical and laboratory data.

In silico integrative scRNA analysis of human colonic epithelium indicates four tuft cell subtypes.

This study integrated and analyzed human single-cell RNA sequencing data from four publicly available datasets to enhance cellular resolution, unveiling a complex landscape of tuft cell heterogeneity within the human colon. Four tuft subtypes (TC1-TC4) emerged, as defined by unique gene expression profiles, indicating potentially novel biological functions. Tuft cell 1 (TC1) was characterized by an antimicrobial peptide signature; TC2 had an increased transcription machinery gene expression profile consistent with a progenitor-like cell; TC3 expressed genes related to ganglion (neuronal) development; and TC4 expressed genes related to tight junctions.

Revealing molecular mechanisms of early-onset tongue cancer by spatial transcriptomics.

Tongue cancer at a young age demonstrates an increase in incidence, aggressiveness, and poor response to therapy. Classic etiological factors for head and neck tumors such as tobacco, alcohol, and human papillomavirus are not related to early-onset tongue cancer. Mechanisms of development and progression of this cancer remain unclear.

Relationship between GPS-based community mobility data and orthopedic trauma admissions during the COVID-19 pandemic in Austria: a multicenter analysis.

Objective: The main objective of this study was to examine the relationship between mobility patterns during the coronavirus disease 2019 (COVID-19) pandemic and orthopedic trauma patients in Austria. Utilizing global positioning system (GPS)-based mobility data, the attempt was to assess both the impact of COVID-19 lockdowns on reducing orthopedic trauma patients and the degree of compliance to the imposed movement restrictions.

Methods: This retrospective analysis included all patients (283,501) treated at 3 major level I trauma centers in Austria.

Glucosinolate Hydrolytic Products-A Multi-Arm Warrior.

Background: Glucosinolates (GSLs) are the most controversial yet ignored class of phytochemicals. These are the middleman phytochemicals that have low bioactivity. But once there is any injury in the plant-manmade, insect caused, or natural-magic happens.

Glucosinolates and Their Hydrolytic Products-A Love Story of Environmental, Biological, and Chemical Conditions.

Background: Glucosinolates (GSL) play an important role in providing defense to plants and helping them to cope with various biotic, as well as abiotic, stresses. Many living beings including humans and animals, including some herbivores, have adapted themselves to use this defense mechanism for their own use. More than 120 glucosinolates are distributed within a large number of plants.

Retrospective evaluation of radiological and clinical outcomes after surgical treatment of proximal femoral fractures utilizing PFNA and PFNA augmented.

Introduction: The primary aim of this study was to evaluate the clinical and radiological outcomes after surgical treatment of proximal femoral fractures utilizing the Proximal Femoral Nail Antirotation (PFNA), with the main focus on complications and reoperations. The secondary aim was to compare the outcomes of patients with and without cement augmentation of the cephalomedullary nails.

Materials And Methods: All patients with an acute proximal femoral fracture consequently treated with a PFNA between January 2011 and Dezember  2018 were evaluated.

[Basic principles of surgical treatment of distal radius fractures].

Distal radius fractures are one of the most frequent fractures of the upper extremities. The decision for conservative or surgical treatment is made after appropriate diagnostics using conventional radiographic and usually computed tomography imaging examinations. If the indications for surgical treatment are present, various options for reduction and fixation are available.

Deep Convolutional Neural Networks Provide Motion Grading for High-Resolution Peripheral Quantitative Computed Tomography of the Scaphoid.

In vivo high-resolution peripheral quantitative computed tomography (HR-pQCT) studies on bone characteristics are limited, partly due to the lack of standardized and objective techniques to describe motion artifacts responsible for lower-quality images. This study investigates the ability of such deep-learning techniques to assess image quality in HR-pQCT datasets of human scaphoids. In total, 1451 stacks of 482 scaphoid images from 53 patients, each with up to six follow-ups within one year, and each with one non-displaced fractured and one contralateral intact scaphoid, were independently graded by three observers using a visual grading scale for motion artifacts.