Publications by authors named "Joseph J"

Infectious agents, notably viruses, can cause or increase the risk of cancer occurrences. These agents often disrupt normal cellular functions, promote uncontrolled proliferation and growth, and trigger chronic inflammation, leading to cancer. Approximately 20% of all cancer cases in humans are associated with an infectious pathogen.

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Purpose: To study the epidemiology and microbiological landscape in patients (≤21 yrs) diagnosed with endophthalmitis across a multi-tier ophthalmology network in India.

Methods: This cross-sectional hospital-based study included 1,041 patients (≤21 yrs) diagnosed with endophthalmitis, between April 2012 and May 2022. The data were collected using an electronic medical record system.

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The prevalence of heart failure (HF) subtypes, which are classified by left ventricular ejection fraction (LVEF), demonstrate significant sex differences. Here, we perform sex-stratified genome-wide association studies (GWASs) on LVEF and transcriptome-wide Mendelian randomization (MR) on LVEF, all-cause HF, HF with reduced ejection fraction (HFrEF), and HF with preserved ejection fraction (HFpEF). The sex-stratified GWASs of LVEF identified three sex-specific loci that were exclusively detected in the sex-stratified GWASs.

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Objective: The various functionalities of collagen peptides have generated a large interest in utilizing the bioactive peptides as a nutritional therapy to ameliorate various physiological degenerative conditions. Collagen peptides are observed to reduce the pain and aligned difficulties with respect to osteoarthritis. Here we report the enhanced ameliorating property of novel high-functional "Wellnex" Type J collagen peptides following a double-blind randomized active and placebo-controlled 5-arm clinical trial ( = 100) by using it as a nutritional supplement in subjects with knee joint osteoarthritis in comparison with conventional bovine collagen peptides.

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Injectable hydrogels with nonlinear mechanical attributes to emulate natural biopolymers hold paramount significance in tissue engineering, offering the potential to create scaffolds that seamlessly mimic the biomechanical intricacies of living tissues. Herein, we unveil a synthetic design strategy employing Schiff base chemistry to furnish a peptide-polymer hierarchical contractile injectable hydrogel network. This innovative design demonstrates cross-linking of supramolecular peptide nanostructures such as nanofibers, , and twisted bundles, , with a thermosensitive aldehyde-functionalized polymer, .

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Micro-ultrasound (micro-US) is a novel 29-MHz ultrasound technique that provides 3-4 times higher resolution than traditional ultrasound, potentially enabling low-cost, accurate diagnosis of prostate cancer. Accurate prostate segmentation is crucial for prostate volume measurement, cancer diagnosis, prostate biopsy, and treatment planning. However, prostate segmentation on micro-US is challenging due to artifacts and indistinct borders between the prostate, bladder, and urethra in the midline.

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Background: The current study evaluated the effectiveness and safety of Sculptra injectable poly-L-lactic acid (PLLA-SCA) treatment in correcting cheek wrinkles compared with a no-treatment control.

Methods: Male/female immune-competent adults (aged >21 years) with moderate/severe cheek wrinkles, graded using the Galderma Cheek Wrinkle Scale (GCWS) at rest, were randomized 2:1 to receive PLLA-SCA injections (150 mg; 8 mL reconstitution in sterile water for injection) + 1 mL lidocaine hydrochloride (2%), administered immediately after reconstitution, or no treatment (control). Up to 3 additional treatments were allowed at monthly intervals, and follow-up was at months 7, 9, and 12.

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Background: AbobotulinumtoxinA (aboBoNT-A) is useful for the treatment of platysmal banding. This study evaluated the efficacy and safety of a standardized 2-staged injection technique using high doses of AboBoNT-A for treating platysmal banding.

Methods: This was a randomized, double-blinded, dose-ranging prospective study.

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Purpose: Artificial intelligence (AI) in the form of automated machine learning (AutoML) offers a new potential breakthrough to overcome the barrier of entry for non-technically trained physicians. A Clinical Decision Support System (CDSS) for screening purposes using AutoML could be beneficial to ease the clinical burden in the radiological workflow for paranasal sinus diseases.

Methods: The main target of this work was the usage of automated evaluation of model performance and the feasibility of the Vertex AI image classification model on the Google Cloud AutoML platform to be trained to automatically classify the presence or absence of sinonasal disease.

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The physical properties of the cells and proteins surrounding a tumor play a crucial role in determining the spread of the cancer. How they change cancer cells to suppress the immune response against them is an interesting question addressed in a recent study from Liu et al., which describes how increased stiffness of the tissue around the tumor decreases the amount of a protein—cyclic GMP-AMP synthase—in cancer cells, ultimately blocking the immune response to cancer.

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Background: Poor mental health is a leading cause of morbidity and mortality among Black men in the United States. Efforts to improve mental health among Black men have been hampered by a lack of access and utilization of mental health services. Physical activity and social networks have been shown to improve mental health.

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Background: Low retention in care for adolescents living with HIV (ALHIV) has been a key driver of suboptimal viral load suppression rates in Uganda. The objective of this study was to develop a psychosocial risk assessment tool and evaluate its ability to predict the risk of attrition of ALHIV between the ages 15 and 19 years.

Setting: The study was conducted in 20 facilities in Central and Western Uganda from August 2021 through July 2022.

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Background And Purpose: Understanding sex differences in typical development of the face processing network is important for elucidating disruptions during atypical development in sex-linked developmental disorders like autism spectrum disorder. Based on prior sex difference studies in other cognitive domains, this study examined whether females show increased integration of core and extended face regions with age for face viewing, while males would show increased segregation.

Methods: This study used a cross-sectional design with typically developing children and adults (n = 133) and a functional MRI face localizer task.

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Methemoglobinemia, due to the oxidation of iron from ferrous to ferric form in the haemoglobin molecule, results in decreased oxygen delivery to the tissues. Phenazopyridine, a commonly used medication for urinary symptoms, is a rare cause of methemoglobinemia. We report an elderly woman with advanced vaginal cancer, who developed methemoglobinemia following the use of phenazopyridine at a dose of 200 mg three times a day for 14 days.

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Background: Many cancer survivors following primary treatment have prolonged poor quality of life.

Aim: To determine the effectiveness of a bespoke digital intervention to support cancer survivors.

Design: Pragmatic parallel open randomised trial.

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Objective: Patients needs should be regularly assessed. We aimed to improve assessment and documentation of needs from baseline 25% in June 2022 to 75% in December 2022.

Methods: The A3, a structured problem-solving continuous-improvement methodology was used.

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Article Synopsis
  • DOCK8 is a protein that helps the immune system function properly, especially in the gut, and its mutations can cause infections and weak responses to vaccines but high allergic reactions to food.
  • In experiments with mice without DOCK8, it showed that this protein is needed for making a type of antibody (IgA) that protects the gut from certain things like peanuts and cholera.
  • The study found that for IgA-producing cells to survive and work well in the gut, DOCK8 is really important, and these cells also have special energy needs to stay alive.
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Background: Expedient diagnosis of incipient dementia is often hindered by time constraints in primary care visits, shortage of dementia specialists, and extended waitlists for comprehensive neuropsychological evaluations.

Methods: We developed the Rapid Access Memory Program (RAMP) to improve access of neuropsychological services for older adults presenting to our institutional primary care clinics with concerns of cognitive decline. RAMP provides abbreviated neurocognitive assessment, same-day patient feedback, expedited reporting to referring providers, and is financially self-supported.

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Blood-brain barrier (BBB) breakdown is one of the pathophysiological characteristics of ischemic stroke, which may contribute to the progression of brain tissue damage and subsequent neurological impairment. Human immunodeficiency virus (HIV)-infected individuals are at greater risk for ischemic stroke due to diminished immune function and HIV-associated vasculopathy. Studies have shown that astrocytes are involved in maintaining BBB integrity and facilitating HIV-1 infection in the brain.

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Objective: Lateral-access spine surgery has many benefits, but adoption has been limited by a steep learning curve. Virtual reality (VR) is gaining popularity and lends itself as a useful tool in enhancing neurosurgical resident education. We thus sought to assess whether VR-based simulation could enhance the training of neurosurgery residents in lateral spine surgery.

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The most common fungal infections reported from the Caribbean include dermatophytosis, candidiasis, pneumocystis, aspergillosis, histoplasmosis, and cryptococcosis. The Caribbean is hyperendemic for histoplasmosis, with high population exposures. Fungal infections are a significant public health problem in the Caribbean, with rates varying depending on the specific country or region.

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Article Synopsis
  • The study aimed to determine if an inflammation score (IS) from eye structures could indicate the severity of endophthalmitis in patients after cataract surgery.
  • In a controlled trial, 175 adults diagnosed with endophthalmitis received different treatments based on their inflammation scores and underwent comprehensive microbiological testing, revealing key correlations between high IS and worse patient outcomes.
  • Findings showed that higher IS was linked to more severe endophthalmitis, including faster symptom onset and a higher likelihood of Gram-negative infections, while two-thirds of patients improved vision post-treatment.
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Introduction: Early-life osteosarcoma is associated with severe morbidity and mortality, particularly affecting young children and adults. The present cancer treatment regimen is exceedingly costly, and medications like ifosfamide, doxorubicin, and cisplatin have unneeded negative effects on the body. With the introduction of hyphenated technology to create medications based on plant molecules, the application of ayurvedic medicine as a new dimension (formulation, active ingredients, and nanoparticles) in the modern period is rapidly growing.

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Adsorption processes with carbon-based adsorbents have received substantial attention as a solution to remove uranium from drinking water. This study investigated uranium adsorption by a polymer-based spherical activated carbon (PBSAC) characterised by a uniformly smooth exterior and an extended surface of internal cavities accessible via mesopores. The static adsorption of uranium was investigated applying varying PBSAC properties and relevant solution chemistry.

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