16,443 results match your criteria: "Vogt; and the London Health Sciences Centre[Affiliation]"

Interactions between glucagon like peptide 1 (GLP-1) and estrogens regulates lipid metabolism.

Biochem Pharmacol

December 2024

Department of Physiology, Universidade Federal do Rio Grande do Sul (UFRGS), Porto Alegre, RS, Brazil. Electronic address:

Obesity, characterized by excessive fat accumulation in white adipose tissue (WAT), is linked to numerous health issues, including insulin resistance (IR), and type 2 diabetes mellitus (DM2). The distribution of adipose tissue differs by sex, with men typically exhibiting android adiposity and pre-menopausal women displaying gynecoid adiposity. After menopause, women have an increased risk of developing android-type obesity, IR, and DM2.

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To present a case of a young adult with bilateral chronic posterior uveitis resulting from Vogt-Koyanagi-Harada (VKH) disease treated with mycophenolate mofetil who subsequently developed vitreoretinal lymphoma in the right eye. A case and its findings were analyzed. A 34-year-old Hispanic woman presented with an 8-year history of chronic recurrent posterior uveitis in both eyes secondary to VKH disease.

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Ptychography has evolved as an important method for nanoscale X-ray imaging with synchrotron radiation. Recently, it has been proposed to work with multiple beams in parallel. The main advantage of so-called multi-beam ptychography is that larger areas can be imaged much faster than with a conventional single beam scan.

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Background: Human artificial corneas (HAC) generated by tissue engineering recently demonstrated clinical usefulness in the management of complex corneal diseases. However, the biological mechanisms associated to their regenerative potential need to be elucidated.

Methods: In the present work, we generated HAC using nanostructured fibrin-agarose biomaterials with cultured corneal epithelial and stromal cells, and we compared the structure and histochemical and immunohistochemical profiles of HAC with control native corneas (CTR-C) and limbus (CTR-L) to determine the level of biomimicry of the HAC with these two native organs.

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We present a detailed mass spectrometric analysis of three 2 + 1 T-cell bispecific monoclonal antibodies (TCB mAbs), where an unexpected +15.9950 Da mass shift in tryptic peptides was observed. This modification was attributed to the occurrence of 5R-hydroxylysine (Hyl) using a hybrid LC-MS/MS molecular characterization and CRISPR/Cas9 gene deletion approach.

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Article Synopsis
  • * The study used continuous glucose monitoring data from a sports camp to assess the risk of nighttime hypoglycemia in children with T1D, employing machine learning models like random forest and deep neural networks.
  • * Findings showed that the random forest model had a sensitivity of 71.1% and specificity of 75.8% in predicting nocturnal hypoglycemia, which is essential for taking timely actions to minimize risks for these children and their families.
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Longitudinal effects of SARS-CoV-2 breakthrough infection on imprinting of neutralizing antibody responses.

EBioMedicine

December 2024

Institute of Medical Microbiology and Hygiene, Molecular Microbiology (Virology), University of Regensburg, Regensburg, Germany; Institute of Clinical Microbiology and Hygiene, University Hospital Regensburg, Regensburg, Germany. Electronic address:

Background: The impact of the infecting SARS-CoV-2 variant of concern (VOC) and the vaccination status was determined on the magnitude, breadth, and durability of the neutralizing antibody (nAb) profile in a longitudinal multicentre cohort study.

Methods: 173 vaccinated and 56 non-vaccinated individuals were enrolled after SARS-CoV-2 Alpha, Delta, or Omicron infection and visited four times within 6 months and nAbs were measured for D614G, Alpha, Delta, BA.1, BA.

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Dairy cows' responses to 2 separation methods after 3 months of cow-calf contact.

J Dairy Sci

February 2025

Institute of Organic Farming, Johann Heinrich von Thünen Institute, Federal Research Institute for Rural Areas, Forestry and Fisheries, 23847 Westerau, Germany.

Weaning and separation remain among some of the biggest challenges for cow-calf contact systems, making the development of practical and low-stress separation methods mandatory for future success of these systems. This study aimed to compare behavioral and physiological responses of dairy cows to separation from their calves after 3 mo of full-time contact, with either the 2-step method (NF, 2 wks full-time contact while calves wore a nose flap, 1 wk fence-line contact before total separation, n = 18) or by gradual reduction of contact time between cow and calf (GR, 1 wk half day contact, 1 wk morning contact, 1 wk fence-line contact before total separation, n = 18). Vocalizations and searching behavior were observed on 4 d/wk from 1 wk before separation until 1 wk after total separation.

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Toxic epidermal necrolysis (TEN) is a life-threatening condition with a mortality rate of approximately 25 % to 30 %. Early and adequate wound coverage is necessary due to large skin defects. Suprathel® is a modern wound dressing that shows promising results when treating superficial wounds such as scalds, burns and abrasions.

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Article Synopsis
  • The study assessed contrast sensitivity function (CSF) in patients recovering from Vogt-Koyanagi-Harada (VKH) disease, particularly focusing on those with and without sunset glow fundus (SGF).
  • Patients with SGF exhibited significantly impaired CSF compared to normal controls, especially at medium and high spatial frequencies, while no notable differences were found between the non-SGF group and controls.
  • The results indicate that despite good visual acuity recovery, both CSF and outer retinal thickness were reduced in VKH patients, suggesting that CSF is a valuable measure for evaluating functional vision in these cases.
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Background: Veterans transitioning to civilian life often have chronic pain from service-related musculoskeletal disorders (MSD) with higher risk for substance misuse. Many seek VA (Department of Veterans Affairs) compensation for MSD. Use of Screening, Brief Intervention, and Referral to Treatment for Pain Management (SBIRT-PM) by VA Post-9/11 Military2VA (M2VA) case managers presents an opportunity to engage these veterans in VA pain care and address substance misuse.

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Background: To compare the treatment outcome and visual prognosis of Vogt-Koyanagi-Harada (VKH) disease presenting as papillitis vs. serous retinal detachment (SRD).

Methods: Retrospective comparative cohort study of 35 patients with previously unknown VKH diagnosis, followed-up for ≥6 months.

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Background: Measuring patient well-being during clinical care may enhance patient-centered communication and treatment planning. The Veterans Health Administration (VHA) piloted the use of the Well-Being Signs (WBS), a self-report measure of psychosocial well-being, in clinical care.

Objective: To understand early WBS implementation and health care team member experiences with its use before developing detailed support materials and finalizing the measure.

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Objectives: In 2023, the U.S. Veterans Health Administration convened a State of the Art meeting to evaluate the existing evidence and make recommendations for measuring the well-being of the whole person in clinical care, health research, and population health evaluation.

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Introduction: Home-based, virtually-supported care models may represent the most efficient and scalable approach to delivering prehabilitation services. However, virtual approaches to prehabilitation are understudied. This manuscript describes the protocol for an internal pilot randomised controlled trial of a virtually-delivered, multimodal prehabilitation intervention.

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Background: High-dose steroid administration is a common initial therapeutic approach for Vogt-Koyanagi-Harada disease (VKH). Nonetheless, administering substantial doses of steroids to pregnant women necessitates meticulous consideration due to the potential impacts on the mother and fetus. We present a case wherein steroid pulse therapy was administered to a patient who developed VKH during the late stages of pregnancy.

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Substrate specificity and kinetic mechanism of 3β-hydroxy-Δ-C-steroid oxidoreductase.

J Biol Chem

December 2024

Abramson Family Cancer Research Institute, University of Pennsylvania, Philadelphia Pennsylvania, USA; Department of Biochemistry and Biophysics, University of Pennsylvania, Philadelphia, Pennsylvania, USA. Electronic address:

Cholesterol is a key sterol whose homeostasis is primarily maintained through bile acid metabolism. Proper bile acid formation is vital for nutrient and fat-soluble vitamin absorption and emulsification of lipids. Synthesis of bile acids occurs through two main pathways, both of which rely on 3β-hydroxy-Δ-C-steroid oxidoreductase (HSD3B7) to begin epimerization of the 3β hydroxyl of cholesterol into its active 3α conformation.

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Choroidal Folds in Checkpoint Inhibitor-Induced Vogt-Koyanagi-Harada-Like Uveitis.

Ophthalmol Retina

November 2024

Department of Ophthalmology, Unidade Local de Saúde Almada Seixal, Almada, Portugal; NOVA Medical School, Universidade NOVA de Lisboa, Lisbon, Portugal.

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Purpose: To report a rare case of Vogt-Koyanagi-Harada (VKH) disease complicated by unilateral focal choroidal excavation (FCE).

Methods: A 25-year-old male patient with bilateral blurred vision, tinnitus, and headache. Initial examination revealed multiple sensory retinal detachments in both eyes.

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Multiple serous retinal detachments after Anti-VEGF Intravitreal Injection for pachychoroid related choroidal neovascularization.

Am J Ophthalmol Case Rep

December 2024

Guangdong Cardiovascular Institute, Guangdong Provincial People's Hospital, Guangdong Academy of Medical Sciences, Guangzhou, 510000, China.

Article Synopsis
  • A case study details a 23-year-old woman who experienced significant vision loss after receiving an anti-VEGF injection for choroidal neovascularization (CNV), leading to complications resembling Vogt Koyanagi-Harada (VKH) disease.
  • The patient developed hypotony maculopathy characterized by chorioretinal folds and multiple serous retinal detachments (SRDs), along with a drop in visual acuity and low intraocular pressure (IOP).
  • Treatment included topical and systemic steroids, which improved her IOP, choroidal thickness, and reduced SRDs, emphasizing the need for careful monitoring of IOP and injection site integrity after such procedures.
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How well do different COVID-19 vaccines protect against different viral variants? A systematic review and meta-analysis.

Trans R Soc Trop Med Hyg

January 2025

National Centre for Epidemiology and Population Health, Research School of Population Health, College of Health and Medicine, Australian National University, Canberra, ACT 2601, Australia.

While the efficacy of coronavirus disease 2019 (COVID-19) vaccines has been evaluated in numerous trials, comprehensive evidence on how protection by different vaccines has varied over time remains limited. We aimed to compare protective effects of different vaccines against different viral variants. To achieve this, we searched Medline, Cochrane Library and Embase for randomized controlled trials assessing the efficacy of COVID-19 vaccines.

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