Publications by authors named "Potter H"

The Selective Metallization Technique shows promise for roll-to-roll in-line patterning of flexible electronics using evaporated metals, but challenges arise when applied to sputtering functional materials. This study overcomes these challenges with simultaneous sputtering of Bi-Sb-Te and evaporation of metal (Ag or Cu) for thermoelectric layers when using Selective Metallization Technique. Large-scale manufacturing is demonstrated through roll-to-roll processing of a 0.

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Introduction: The quality of the early child-caregiver relationship plays a crucial role in shaping a child's development. In response to the lack of early intervention provisions for 2-5 year olds, the Leeds Infant Mental Health Service increased their offer to support children up to their fifth birthday (and their caregivers), where relational difficulties impact upon the child's emotional wellbeing.

Aims: This paper aims to evaluate the effectiveness of the direct therapeutic work (named 'Understanding Your Toddler'; UYT), in promoting the child-caregiver relationship.

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Zero echo time (ZTE) imaging is a relatively new magnetic resonance (MR) pulse sequence that provides bone-soft tissue contrast similar to that of computed tomography (CT). We sought to (1) determine the accuracy of ZTE MRI for the diagnosis of common ankle fractures and (2) investigate whether ZTE imaging sequences are equivalent to the gold standard of CT for the characterization of fracture fragments. We conducted a prospective case series of 54 patients with acute ankle trauma, in whom ZTE MRI was performed, followed by surgical reduction.

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  • Anemia is common in patients with peripheral vascular disease and can lead to serious complications and increased mortality after surgeries; transfusions, while sometimes necessary, are linked to their own risks, including infections and heart issues.
  • This study analyzed data from the Society for Vascular Surgery Vascular Quality Initiative to determine how blood transfusions affect major adverse cardiac events (MACE) and major adverse limb events (MALE) in patients undergoing lower extremity bypass operations between 2003 and 2020.
  • Results showed that patients with more severe anemia had higher rates of MACE and MALE, and the study evaluated the outcomes based on whether or not those patients received blood transfusions. *
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This study applied radiomics to MRI data for automated classification of soft tissue abnormalities near total hip arthroplasty (THA). A total of 126 subjects with 1.5 T MRI of symptomatic THA were included in the analysis.

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Multiligament knee injuries (MLKIs) represent a broad spectrum of pathology with potentially devastating consequences. Currently, disagreement in the terminology, diagnosis and treatment of these injuries limits clinical care and research. This study aimed to develop consensus on the nomenclature, diagnosis, treatment and rehabilitation strategies for patients with MLKI, while identifying important research priorities for further study.

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  • The study investigates the link between plasma glial fibrillary acidic protein (GFAP) and amyloid levels in relation to cognitive outcomes, focusing on the fornix structure in individuals with Alzheimer's disease (AD).
  • Researchers assessed plasma GFAP and amyloid-β42 levels in a cohort of 99 older adults and used advanced imaging techniques to evaluate the fornix, a brain structure important for memory.
  • Results showed that higher plasma GFAP levels correlated with microstructural changes in the fornix, which in turn mediated the relationship between GFAP and verbal memory performance, particularly in individuals with low amyloid levels.
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The objective of the study was to evaluate tibial cartilage thickness (TCT), T1ρ and T2 values within both loaded and baseline configurations in a cadaveric knee model using a 3D bone based tibial coordinate system. Ten intact cadaveric knees were mounted into an magnetic resonance imaging (MRI) compatible loading device. Morphologic and quantitative MRI (qMRI) images were acquired with the knee in a baseline configuration and after application of 50% body weight.

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  • Squamous cell carcinoma of the orbit is rare because there’s no squamous epithelium present, and it usually originates from skin lesions, like epidermoid cysts.
  • The case study discusses a 63-year-old woman who experienced double vision and forehead pain due to an orbital lesion that was initially thought to be a ruptured epidermoid cyst.
  • After surgery, she had a recurrence of symptoms, and further examination revealed that the cyst had transformed into cystic squamous cell carcinoma, highlighting the potential for malignant change in epidermoid cysts.
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We report square planar mononuclear Pt(II)-complexes of terpyridines in the form of [PtCl(/)]PF as phosphorescent emitters (where = 4-(3-pyridine)2,2':6',2''-terpyridine and = 4'-(3-pyridinyl)-4,4''-di(-butyl)-2,2':6'2''-terpyridine). Complex showed emission at 534 nm in the DCM solution with photoluminescence quantum efficiency (Φ) = 14%, while in the mCBP host (5-wt % doped), the emission shifted to 584 nm with Φ = 37.8% and a phosphorescence lifetime (τ) of 37.

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Aging increases the risk of neurodegeneration, cognitive decline, and Alzheimer's disease (AD). Currently no means exist to measure neuronal cell death during life or to prevent it. Here we show that cross-sectional measures of human plasma proteins released from dying/damaged neurons (ubiquitin C-terminal hydrolase-L1/UCH-L1 and neurofilament light/NfL) become exponentially higher from age 2-85; UCH-L1 rises faster in females.

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Poly I:C rat offspring are used to investigate the effects of exposure to maternal immune activation (MIA) and have been suggested as a model of neurodevelopmental disorders (NDD). The behavioural symptoms of this model are diverse and can vary with external factors, including the choice of background strain and husbandry practices. Measuring whisker movements provides quantitative, robust measurements of sensory, motor and cognitive behaviours in rodents.

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Purpose: This report describes the clinical and histological characteristics and management of a keratinized lesion of the palpebral conjunctiva in a 59-year-old male. The lesion was identified as a rare acantholytic variant of squamous cell carcinoma that atypically arose from a non-sun exposed region of palpebral conjunctiva. Management was complete excision via Mohs surgery.

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Historically, pedicle screw accuracy measurements have relied on CT and expert visual assessment of the position of pedicle screws relative to preoperative plans. Proper pedicle screw placement is necessary to avoid complications, cost and morbidity of revision procedures. The aim of this study was to determine accuracy and precision of pedicle screw insertion via a novel computer vision algorithm using preoperative and postoperative computed tomography (CT) scans.

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Adult-onset diabetes increases one's risk of neurodegenerative disease including Alzheimer's disease (AD); however, the risk associated with youth-onset diabetes (Y-DM) remains underexplored. We quantified plasma biomarkers of neurodegeneration and AD in participants with Y-DM from the SEARCH cohort at adolescence and young adulthood (Type 1, n = 25; Type 2, n = 25; 59% female; adolescence, age = 15 y/o [2.6]; adulthood, age = 27.

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  • The study focuses on the technical aspects of thoracic endovascular aortic repair (TEVAR) for acute type B aortic dissection (TBAD), examining the effects of proximal and distal seal zones, left subclavian artery (LSA) revascularization, and lumbar drainage on outcomes like spinal cord ischemia (SCI) and the need for reintervention.
  • Researchers analyzed data from 583 patients who underwent TEVAR, looking at various outcomes including stroke and retrograde type A dissection while comparing different conditions of proximal seal zone (PSZ) and distal seal zone (DSZ).
  • The results indicated that while PSZ 2 might lead to higher reintervention rates, it
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Alzheimer's disease (AD) is the fifth leading cause of death among adults aged 65 and older, yet the onset and progression of the disease is poorly understood. What is known is that the presence of amyloid, particularly polymerized Aβ42, defines when people are on the AD continuum. Interestingly, as AD progresses, less Aβ42 is detectable in the plasma, a phenomenon thought to result from Aβ becoming more aggregated in the brain and less Aβ42 and Aβ40 being transported from the brain to the plasma via the CSF.

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Comprehensive but interpretable assessment of the environmental performance of diets involves choosing a set of appropriate indicators. Current knowledge and data gaps on the origin of dietary foodstuffs restrict use of indicators relying on site-specific information. This Personal View summarises commonly used indicators for assessing the environmental performance of diets, briefly outlines their benefits and drawbacks, and provides recommendations on indicator choices for actors across multiple fields involved in activities that include the environmental assessment of diets.

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Background: Modular connections in total hip arthroplasty (THA) offer surgical advantages, but can contribute to implant fretting and corrosion due to micromotion at the head-stem interface. Previous studies implicated lower flexural rigidity as a key contributing factor to THA corrosion and fretting, but none associated flexural rigidity with direct histological evaluation or magnetic resonance imaging (MRI) outcomes. The purpose of this study was to determine how implant flexural rigidity is associated with MRI imaging metrics and histopathological outcomes in patients who have a failed THA.

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  • Alzheimer's disease (AD) affects about 50 million people globally and is marked by memory loss, cognitive decline, and brain features like amyloid beta plaques and phosphorylated Tau proteins.
  • Recent studies suggest that similar histopathological signs of AD can be found in the retina, indicating its potential as a non-invasive diagnostic tool for early detection of the disease.
  • The researchers created a novel retinal organoid model using induced pluripotent stem cells from familial AD patients, revealing that while these organoids are similar in cellular makeup to healthy ones, they show increased levels of amyloid beta and Tau proteins, paving the way for drug testing and biomarker research.
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