Alterations in whole muscle quality and physiological cross-sectional area measured with quantitative MRI following ACL injury.

Background: Emerging evidence suggests that there are morphological and physiological changes to the vastus lateralis after an anterior cruciate ligament (ACL) tear. However, it is unclear whether these alterations are limited to just the vastus lateralis or are more representative of widespread changes across the thigh musculature and/or if these changes precede reconstruction. The purpose of this study was to determine T1ρ relaxation time, a measure of extracellular matrix organization in muscle, and physiological cross-sectional area (PCSA) for muscles of the quadriceps and hamstrings of the ACL-deficient and contralateral limbs soon after ACL injury.

High-Value Care Education in the USA: Lessons from a National Value Curriculum for Resident and Fellow Physicians.

Purpose: Physicians are estimated to be responsible for more than 50% of national healthcare costs and hold the greatest potential to improve value by orchestrating quality-driven programs to reduce unnecessary practices and variability. A physician's ability to practice cost-conscious care has been linked to their training, underscoring the importance of integrating cost-conscious practice into training.

Methods: The High Value Practice Academic Alliance was formed to help advance the value-improvement work of individual institutions through a national organization.

Arteriolar Elasticity Measurement in the Fingertip Based on Photoplethysmographic Volume-Oscillometry: A New Approach to the Assessment of Vasomotor Functions in the Microvasculature.

Purpose: Dysfunction of vasomotor reactions due to arteriolar smooth muscle causes serious adverse events, such as loss of hemodynamic coherence. This in turn can increase risks of cardiovascular-related diseases. A noninvasive and quantitative evaluation of microvascular disorder is therefore very important for early diagnosis and treatment.

Tucatinib and trastuzumab in HER2-mutated metastatic breast cancer: a phase 2 basket trial.

Human epidermal growth factor receptor 2 (HER2, also known as ERBB2) signaling promotes cell growth and differentiation, and is overexpressed in several tumor types, including breast, gastric and colorectal cancer. HER2-targeted therapies have shown clinical activity against these tumor types, resulting in regulatory approvals. However, the efficacy of HER2 therapies in tumors with HER2 mutations has not been widely investigated.

pir-hsa-216911 inhibit pyroptosis in hepatocellular carcinoma by suppressing TLR4 initiated GSDMD activation.

Hepatocellular carcinoma (HCC) is a global health concern, ranking as the fourth leading cause of cancer-related deaths worldwide. However, the role of piwi-interacting RNAs (piRNAs) in HCC processes has not been extensively explored. Through small RNA sequencing, our study identified a specific piRNA, pir-hsa-216911, which is highly expressed in HCC cells.

How Pediatric Readiness can Impact Pediatric Trauma From Every Day to Mass Events.

Disaster events such as weather events and mass casualty events are increasing in frequency and severity. Caring for children during a surge requires a regional approach given limited pediatric inpatient capacity and expertise. During the 2024 American Academy of Pediatrics National Convention and Exhibition, the Section on Surgery and Council on Children and Disasters (COCD) partnered to present a joint symposium emphasizing importance of pediatric readiness and disaster preparedness and role of pediatric trauma surgeons in disaster preparedness and response in all communities.

Identifying dissolved reactive phosphorus sources in agricultural runoff and leachate using phosphate oxygen isotopes.

Agricultural phosphorus (P) losses may result from either recently applied fertilizers or from P accumulated in soil and sediment. While both P sources pose an environmental risk to freshwater systems, differentiating between sources is crucial for identifying and implementing management practices to decrease loss. In this study, laboratory rainfall simulations were completed on runoff boxes and undisturbed soil columns before and after fertilizer application.

Fatty acid desaturase 3-mediated α-linolenic acid biosynthesis in plants.

Omega (ω)-3 fatty acids (FAs) are essential components of cell membranes that also serve as precursors of numerous regulatory molecules. α-linolenic acid (ALA), one of the most important ω3 FAs in plants, is synthesized in both the plastid and extraplastidial compartments. FA Desaturase (FAD) 3 is an extraplastidial enzyme that converts linoleic acid (LA) to ALA.

Glutathione, Vitamin C, and Cysteine Use in Autistic Children With Disruptive Behavior: A Double-Blind, Placebo-Controlled Crossover Pilot Study.

Objective: Autism spectrum disorder (ASD) is a complex neurodevelopmental condition characterized by social communication differences and restricted interests. One proposed biologic mechanism underlying ASD is oxidative stress, leading to the clinical use of glutathione based on anecdotal reports of improved behavior in autistic children. In this pilot study, we tested this observation using a randomized clinical trial format to collect preliminary data on glutathione safety and efficacy.

Accuracy and Performance Characteristics of Administrative Codes for the Diagnosis of Autoinflammatory Syndromes: A Discovery and Validation Study.

Objective: The aim of this study was to evaluate and validate the accuracy and performance characteristics of administrative codes in diagnosing autoinflammatory syndromes (AISs).

Methods: We identified potential AIS patients from the electronic medical records at the University of Iowa Hospital and Clinics and the Stead Family Children's Hospital using a screening filter based on the 10th edition of the International Classification of Diseases (ICD-10) codes and interleukin-1 antagonists. Diagnostic criteria for adult-onset Still disease, systemic juvenile idiopathic arthritis, Behçet disease (BD), familial Mediterranean fever (FMF), cryopyrin-associated periodic syndrome (CAPS), and SAPHO (synovitis, acne, pustulosis, hyperostosis, and osteitis) syndrome and chronic nonbacterial osteomyelitis (SAPHO-CNO) were reviewed for each patient.

Patient-Reported Outcomes in Robotic-Assisted vs Manual Cementless Total Knee Arthroplasty.

Background: Robotic-assisted total knee arthroplasty (RA-TKA) was introduced to provide surgeons with virtual preoperative planning and intraoperative information to achieve the desired surgical goals in an effort to improve patient outcomes. The purpose of this study was to compare clinical outcomes and patient-reported outcome measures following primary TKA using RA-TKA vs manual instrumentation.

Methods: This was a retrospective cohort review study comparing 393 primary RA-TKAs vs 312 manual TKAs at a minimum 2-year follow-up.

Frequency and reasons that parents decline genetic testing for critically ill neonates.

Purpose: Current literature reports strong support among parents for genetic testing for ill neonates; yet, some parents decline this testing for unknown reasons. We aimed to document the proportion of parents who decline, describe their clinical and demographic characteristics, and categorize their rationales.

Methods: We reviewed medical records to collect and compare clinical and demographic information for patients whose parents consented to and declined recommended genetic testing.

Evaluating primary care expenditure in Australia: the Primary Care Spend (PC Spend) model.

Objectives: To assess the distribution of health care expenditure (public and private) for primary care and primary health care as proportions of overall health care funding.

Study Design: The Primary Care Spend model; estimated distribution of expenditure for three tiers of primary care services by provider and function.

Setting: Primary Care Spend model applied to Australian health expenditure, public and private, 2020-21, from a health sector perspective, as recorded by the Australian Institute of Health and Welfare.

Whole stillage inclusion level influences in vitro fiber digestibility and ruminal fermentation of tall fescue hay.

With the growing bourbon industry in the southeastern U.S. leading to increased production of liquid distillery byproducts, there is a pressing need to explore sustainable uses for whole stillage [containing residual grain (corn, rye, malted barley) and liquid after ethanol separation] in livestock nutrition.

Evolution and Functional Diversification of Serine Racemase Homologs in Bacteria.

Amino acid racemases catalyze the interconversion of L- and D-amino acids, maintaining intracellular levels of both D- and L-amino acids. While alanine and glutamate racemases are widespread in bacteria, serine racemase (SerR) is predominantly found in animals. Recently, homologs of animal SerR were reported in some bacterial genomes, but their evolutionary distribution and functional roles remain poorly understood.

Study on Immune-Related Genes and Clinical Validation of Acute Myocardial Infarction Based on Bioinformatics.

Acute myocardial infarction (AMI) is a cardiovascular disease featuring the narrowing and hardening of coronary arteries triggered by a combination of factors, which ultimately leads to the death of heart muscle. We retrieved the GSE109048 and GSE123342 datasets from the Gene Expression Omnibus (GEO) database. After integrating these datasets, we selected 154 module key genes with the help of weighted correlation network analysis (WGCNA).

Recommendations for mitochondria transfer and transplantation nomenclature and characterization.

Intercellular mitochondria transfer is an evolutionarily conserved process in which one cell delivers some of their mitochondria to another cell in the absence of cell division. This process has diverse functions depending on the cell types involved and physiological or disease context. Although mitochondria transfer was first shown to provide metabolic support to acceptor cells, recent studies have revealed diverse functions of mitochondria transfer, including, but not limited to, the maintenance of mitochondria quality of the donor cell and the regulation of tissue homeostasis and remodelling.

The impact of aging on neutrophil functions and the contribution to periodontitis.

The increasing aging population and aging-associated diseases have become a global issue for decades. People over 65 show an increased prevalence and greater severity of periodontitis, which poses threats to overall health. Studies have demonstrated a significant association between aging and the dysfunction of neutrophils, critical cells in the early stages of periodontitis, and their crosstalk with macrophages and T and B lymphocytes to establish the periodontal lesion.

Olutasidenib in combination with azacitidine induces durable complete remissions in patients with relapsed or refractory mIDH1 acute myeloid leukemia: a multicohort open-label phase 1/2 trial.

Background: Olutasidenib is a potent, selective, oral, small molecule inhibitor of mutant IDH1 (mIDH1) which induced durable remissions in high-risk, relapsed/refractory (R/R) mIDH1 AML patients in a phase 1/2 trial. We present a pooled analysis from multiple cohorts of the phase 1/2 trial of patients with R/R AML who received combination olutasidenib and azacitidine therapy.

Methods: Adult patients with mIDH1 AML received 150 mg olutasidenib twice daily plus standard-of-care azacitidine (OLU + AZA) and were evaluated for response and safety.

Development of a LASSO machine learning algorithm-based model for postoperative delirium prediction in hepatectomy patients.

Objective: The objective of this study was to develop and validate a clinically applicable nomogram for predicting the risk of delirium following hepatectomy.

Methods: We applied the LASSO regression model to identify the independent risk factors associated with POD. Subsequently, we utilized R software to develop and validate a nomogram model capable of accurately predicting the incidence of POD.

Hospital Boarding Creates Critical Shortcomings in Disaster Preparedness.

Hospital patient boarding in emergency departments has reached unprecedented crisis levels over the past 4 years. Boarding and crowding has been demonstrated by prior literature to have adverse effects on patient care as well as increased associated costs. Importantly, the increase in hospital patient boarding has created critical shortcomings in disaster preparedness by limiting the capacity of emergency departments to respond to mass casualty incidents due to space and staffing constraints.

Improved healthcare utilization and economic outcomes of chronic subdural hematoma treatment with middle meningeal artery embolization compared to conventional surgical drainage.

Background: Middle meningeal artery embolization (MMAE) emerges as an alternative to conventional surgical drainage (CSD) for chronic subdural hematomas (cSDH). Several studies have suggested that MMAE improves the cost efficacy of cSDH treatment. However, further comprehensive analyses of the outcomes and healthcare costs of MMAE are necessary.

Decoding the blueprint of receptor binding by filoviruses through large-scale binding assays and machine learning.

Evidence suggests that bats are important hosts of filoviruses, yet the specific species involved remain largely unidentified. Niemann-Pick C1 (NPC1) is an essential entry receptor, with amino acid variations influencing viral susceptibility and species-specific tropism. Herein, we conducted combinatorial binding studies with seven filovirus glycoproteins (GPs) and NPC1 orthologs from 81 bat species.

Scoping review of robotics technology in spinal surgery with highlights of the Annual Seattle Science Foundation Course.

Background: Robotic assistance has become increasingly prevalent in spinal surgery in recent years, emerging as a tool to increase accuracy and precision and lower complication rates and radiation exposure. The 7 and 8 Annual Seattle Science Foundation (SSF) Robotics Courses showcased presentations and demonstrations from some of the field's most experiences leaders on latest topics in robotics and spinal surgery, including cutting-edge preoperative planning technologies, augmented reality (AR) in the operating room, cervical fusion with transpedicular screws, and neuro-oncologic management. We provide a scoping review of the use of robotics technology in spinal surgery featuring highlights from the 7 and 8 Annual SSF Robotics Courses.

Sociodemographic disparities in everyday discrimination among a national sample of adults in the United States, 2023.

Objective: Discrimination is a social determinant contributing to health inequities in the United States (US). This study investigated the prevalence of, and sociodemographic disparities in, perceived everyday discrimination among a national sample of US adults.

Methods: We used data from the 2023 National Health Interview Survey ( = 27,538) and estimated the prevalence of three perceived everyday discrimination outcomes (1) any discrimination, (2) unique components of the discrimination experience, and (3) the Everyday Discrimination Scale (EDS) (range: 0-20) overall and by age, sex assigned at birth, race and ethnicity, sexual orientation, educational attainment, income-to-poverty ratio, and urban-rural status.