Publications by authors named "North S"

Recent studies on ozone photodissociation in the Hartley and Huggins bands have provided new insights into the dissociation dynamics and product state distributions. A Λ-doublet propensity in the photodissociation has been identified through experiment and theory as the origin of the oscillatory O(a1Δ) rotational distributions and provides a promising diagnostic for determining the relative contributions of 3' and 3″ states in Huggins band spin-forbidden processes. Recent experiments on spin-forbidden dissociation have provided detailed information about the vibrational and rotational distributions of the O products and the branching ratios between the O electronic states, serving as a motivation for high-level theory.

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Objective: The primary aim of this study was to determine if neighborhood disadvantage predicted internalizing symptoms and body mass index (BMI) in youth with spina bifida (SB), while accounting for several sociodemographic factors. We also explored whether resilience factors helped explain associations between neighborhood disadvantage and internalizing symptoms or neighborhood disadvantage and BMI.

Methods: Participants (n = 69, Mage=14.

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Article Synopsis
  • There is a pressing need to enhance access and inclusion in health professions education, particularly in Doctor of Physical Therapy (DPT) programs, which this study aims to investigate through student perspectives.
  • The lack of established best practices for promoting student belonging highlights the importance of including student voices to inform DPT program improvements and compliance with new accreditation standards.
  • The study found six key themes affecting belonging among students, including staff relationships, program policies, peer dynamics, diverse identities, communication, and available resources, providing valuable insights for enhancing the educational experience.
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Introduction: There is a need to investigate the application of systematic, scholarly methods to develop and implement a sustainable, flexible process for evaluating academic-clinical partnership effectiveness. The purpose of this study was to explore the potential for multiattribute utility analysis (MAUA) methodology to be applied in the context of academic-clinical partnership evaluation.

Review Of The Literature: Persistent systemic challenges related to academic-clinical partnership volume and quality require intentional strategies addressing the inherent complexities of the clinical learning environment and contextual differences between academic institutions.

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Background: The management of advanced prostate cancer continues to evolve rapidly, particularly with the earlier use of survival-prolonging therapies in metastatic castration-sensitive prostate cancer (mCSPC). Though approved prior to the use of intensification therapy in mCSPC, taxane-based chemotherapies remain a relevant option for patients with metastatic castration-resistant prostate cancer (mCRPC). However, there is little evidence determining the outcomes of taxane chemotherapies as the first subsequent taxane (FST) in mCRPC pts who received docetaxel intensification (DI) in mCSPC.

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We report a velocity-mapped ion imaging study of the photodissociation of O3 in the Huggins band. The O(3PJ) images show evidence for three electronic channels producing O2(X3Σg-), O2(a1∆g), and O2(b1Σg+) state fragments, with the latter two arising from the spin-forbidden photodissociation of O3. Forward convolution simulations of the derived total translational energy distributions permit extraction of the vibrational state distribution for each O2 electronic state.

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Best practices have not yet been established in the interprofessional education (IPE) literature to guide the ideal dose and duration of IPE experiences across the curriculum. As such, the content, structure, and delivery format of IPE offerings vary significantly across institutions. The University of Minnesota had the rare opportunity to evaluate learner-perceived collaborative competency outcomes due to the transition of its centrally offered introductory IPE course.

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Healthcare providers need to simultaneously identify with their own profession and the broader interprofessional group to improve interprofessional team functioning and collaboration. The purpose of this study was to explore firstyear healthcare students' interprofessional identity development following a brief introductory interprofessional activity. The Extended Professional Identity Theory (EPIT) served as the framework for this qualitative study.

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With recent gains in telehealth access across health sectors, this editorial explores adolescent-specific health issues where innovative use of virtual care is improving outcomes and access for adolescents. These include contraception, obesity, gender-affirming care, mental health, and eating disorder care. Clinicians caring for adolescents should be aware of advances in this field to maximize opportunities for their patients to receive evidence-based care in a manner that supports health equity and confidentiality concerns while understanding the evolving regulatory landscape of telehealth.

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Introduction: Accurately estimating the costs of clinical trials is challenging. There is currently no reference class data to allow researchers to understand the potential costs associated with database change management in clinical trials.

Methods: We used a case-based approach, summarising post-live changes in eleven clinical trial databases managed by Sheffield Clinical Trials Research Unit.

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Though technological capabilities to provide high-quality, flexible interprofessional education (IPE) have continued to grow, this remains a largely undeveloped area in the clinical learning environment (CLE). To address this gap, the University of Minnesota launched the Collaboration in Action: Learner-Driven Curriculum (CIA-LDC) as an IPE model designed for sustainability in a post-pandemic world. Over the course of two academic years, the CIA-LDC framework evolved and expanded through an iterative, data-informed approach incorporating student feedback, academic programme co-creation, evolving literature, and lessons learned.

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Advances in superconductor technology have been pursued for decades, moving towards room temperature models, such as a postulated nitrogen-doped lutetium hydride network. While experimental observations have been contradictory, insight into the building blocks of potential new superconductor materials can be gained theoretically, unravelling the fascinating electronic structure of these compounds at a molecular level. Here, the fundamental building blocks of lutetium materials (LuH, LuN, and LuNH) have been examined.

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Background And Purpose: Data analytics are increasingly important in health professions education to identify trends and inform organizational change in rapidly evolving environments. Unfortunately, limitations exist in data currently available to determine physical therapy (PT) academic excellence. It is imperative that the American Council of Academic Physical Therapy (ACAPT) be able to demonstrate data-informed progress in addressing the common challenges faced by Doctor of Physical Therapy programs.

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Introduction: The EXENT® Solution, a fully automated system, is a recent advancement for identifying and quantifying monoclonal immunoglobulins in serum. It combines immunoprecipitation with MALDI-TOF mass spectrometry. Compared to gel-based methods, like SPEP and IFE, it has demonstrated the ability to detect monoclonal immunoglobulins in serum at lower levels.

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This Letter describes, to the best of our knowledge, a new approach to flow tagging, nitric oxide (NO) Ionization Induced Flow Tagging and Imaging (NiiFTI), and presents the first experimental demonstration for single-shot velocimetry in a near Mach 6 hypersonic flow at 250 kHz. The mean velocity of 860 m/s was measured with a single-shot standard deviation of as low as 3.4 m/s and mean velocity uncertainty of 5.

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Article Synopsis
  • High-dose chemotherapy with autologous stem-cell transplantation (HDC-ASCT) is a standard treatment for patients with metastatic germ cell tumors (mGCTs) who relapse after conventional chemo, and this study reviews its effectiveness in Alberta, Canada, over 20 years.
  • A review of 43 patients treated with HDC-ASCT revealed a median age of 28, with most having non-seminoma tumors; survival rates showed 42% were disease-free at last follow-up.
  • The findings suggest that HDC-ASCT is an effective second-line therapy for mGCT, with indications that tandem transplants may yield better outcomes, though the results are limited by a small sample size.
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[Correction Notice: An Erratum for this article was reported in Vol 126(4) of (see record 2024-93961-001). In the article (https://doi.org/10.

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Article Synopsis
  • Cisplatin-based neoadjuvant chemotherapy (NAC) is commonly used in muscle-invasive bladder cancer patients but can lead to renal toxicity, and radical cystectomy (RC) itself is a risk factor for renal injury.
  • An analysis of 234 patients showed a significant decrease in estimated glomerular filtration rate (eGFR) after receiving NAC, with a 17% decline and an increase in chronic kidney disease stage ≥3 from 27% to 50% one year after surgery.
  • In comparison, a control group that underwent RC without NAC had a smaller eGFR decline of 6% and a baseline higher incidence of stage ≥3 CKD, highlighting the renal risks associated with NAC prior to surgery
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Despite the myriad Cu-catalyzed nitrene transfer methodologies to form new C-N bonds (, amination, aziridination), the critical reaction intermediates have largely eluded direct characterization due to their inherent reactivity. Herein, we report the synthesis of dipyrrin-supported Cu nitrenoid adducts, investigate their spectroscopic features, and probe their nitrene transfer chemistry through detailed mechanistic analyses. Treatment of the dipyrrin Cu complexes with substituted organoazides affords terminally ligated organoazide adducts with minimal activation of the azide unit as evidenced by vibrational spectroscopy and single crystal X-ray diffraction.

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Conjugate vaccines produced either by chemical or biologically conjugation have been demonstrated to be safe and efficacious in protection against several deadly bacterial diseases. However, conjugate vaccine assembly and production have several shortcomings which hinders their wider availability. Here, we developed a tool, Mobile-element Assisted Glycoconjugation by Insertion on Chromosome, MAGIC, a novel biotechnological platform that overcomes the limitations of the current conjugate vaccine design method(s).

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We report REMPI spectra and velocity-mapped ion images of the O(Δ) and (Σ) fragments arising from the spin-forbidden photodissociation of O near 320 and 330 nm. The O(Δ, v = 0) REMPI spectrum following a 320 nm dissociation shows enhanced peak intensity for the odd rotational states relative to the even states, which is the opposite of the trend observed by Gunthardt et al. ( 2019, 151, 224302) for spin-allowed dissociation at 266 nm but is consistent with the couplings between the B state and A' and A″ states calculated by Grebenshchikov and Rosenwaks ( 2010, 114, 9809-9819).

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