1,703 results match your criteria: "Johns Hopkins School of Public Health.[Affiliation]"

Functional somatic syndromes (FSS) include fibromyalgia, irritable bowel syndrome (IBS), and others. In FSS patients, merely viewing negative affective pictures can elicit increased physical symptoms. Our aim was to investigate the neural mechanisms underlying such negative affect-induced physical symptoms in FSS patients.

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  • The PAM signaling pathway helps cells grow, survive, and divide, but if it gets messed up, it can lead to cancer.
  • This pathway is often involved when cancer becomes hard to treat because of problems like active PI3K or AKT.
  • The review talks about ways to fix these problems using special treatments called inhibitors, and also looks at how cancer might resist these treatments.
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  • Syrian refugee healthcare workers (HCWs) in Egypt can really help, especially after the COVID-19 pandemic, but they face many barriers when trying to find jobs.
  • A study interviewed 15 Syrian HCWs to learn about their challenges, including issues related to education, politics, society, and the economy.
  • The research shows that while they are often accepted by patients and coworkers, there are problems like lack of licenses and economic difficulties that make it hard for them to work effectively.
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Medical professionals exercised structural and productive power in the Global Fund's Country Coordinating Mechanism (CCM) in Nigeria, directly impacting the selection of approaches to HIV/AIDS care, as described in a case study by Lassa and colleagues. This research contributes to a robust scholarship on how biomedical power inhibits a holistic understanding of health and prevents the adoption of solutions that are socially grounded, multi-disciplinary, and co-created with communities. We highlight Lassa and colleagues' findings demonstrating the 'long arm' of global health institutions in country-level health policy choices, and reflect on how medical dominance within global institutions serves as a tool of control in ways that pervert incentives and undermine equity and effectiveness.

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Background: Appropriate interactions between antiretroviral therapies (ART) and drug transporters and metabolizing enzymes at the blood brain barrier (BBB) are critical to ensure adequate dosing of the brain to achieve HIV suppression. These proteins are modulated by demographic and lifestyle factors, including substance use. While understudied, illicit substances share drug transport and metabolism pathways with ART, increasing the potential for adverse drug:drug interactions.

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Background: The COVID-19 pandemic, caused by the SARS-CoV-2 virus, has had unprecedented effects on society and modern healthcare. In liver transplantation, uncertainty regarding the safety of performing transplants during the early stage of the pandemic resulted in increased waitlist mortality. Additionally, concerns about disease transmission led to avoidance of deceased donors with COVID-19 infections.

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Background: Little is known about the cost-effectiveness of parent training programs when offered universally in U.S. elementary schools in disadvantaged urban communities.

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Background: Musculoskeletal conditions are the leading cause of disability worldwide and disproportionally affect individuals in low-income and middle-income countries. There is a dearth of evidence on musculoskeletal problems among refugees, 74% of whom reside in low-income and middle-income countries.

Questions/purposes: (1) What proportion of refugees in Nyarugusu Camp, Kigoma, western Tanzania, are affected by musculoskeletal problems and what are the characteristics of those individuals? (2) What are the characteristics of these musculoskeletal problems, including their causes, location, and duration? (3) What forms of healthcare do those with musculoskeletal problems seek, including those for both musculoskeletal and nonmusculoskeletal problems?

Methods: We conducted a cross-sectional study among refugees in Nyarugusu Camp, using the Surgeons OverSeas Assessment of Surgical Need tool.

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Diverse clonal fates emerge upon drug treatment of homogeneous cancer cells.

Nature

August 2023

Department of Bioengineering, School of Engineering and Applied Sciences, University of Pennsylvania, Philadelphia, PA, USA.

Even among genetically identical cancer cells, resistance to therapy frequently emerges from a small subset of those cells. Molecular differences in rare individual cells in the initial population enable certain cells to become resistant to therapy; however, comparatively little is known about the variability in the resistance outcomes. Here we develop and apply FateMap, a framework that combines DNA barcoding with single-cell RNA sequencing, to reveal the fates of hundreds of thousands of clones exposed to anti-cancer therapies.

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Giant cell arteritis (GCA) is often categorised as "active" or "healed" on temporal artery biopsy (TAB). The purpose of this study was to compare the initial clinical presentation of patients with GCA according to active versus healed arteritis on TAB. A retrospective chart review was performed for patients with biopsy-proven GCA (BP-GCA) at a single academic medical institution from a previously reported cohort.

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No impact of helminth coinfection in patients with smear positive tuberculosis on immunoglobulin levels using a novel method measuring Mycobacterium tuberculosis-specific antibodies.

Allergy Asthma Clin Immunol

June 2023

Division of Inflammation and Infection, Department of Biomedical and Clinical Sciences, Faculty of Medicine and Health Sciences, Linköping University Campus US, Building 420 Floor 12, 581 85, Linköping, SE, Sweden.

Article Synopsis
  • Helminth/tuberculosis (TB) coinfection can weaken the immune response to Mycobacterium tuberculosis (Mtb) and worsen disease severity, with effects varying by helminth species.
  • The BCG vaccine for TB is currently available but has inconsistent effectiveness in preventing TB and its transmission.
  • Recent findings show that TB patients with helminth coinfection may experience increased Mtb-specific antibody responses, but the precise impact of different helminth species on this humoral response remains unclear, necessitating further research.
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Global epidemiology of abortion among female sex workers: a systematic review, meta-analysis, and meta-regression.

Ann Epidemiol

September 2023

HIV/STI Surveillance Research Center, and WHO Collaborating Center for HIV Surveillance, Institute for Futures Studies in Health, Kerman University of Medical Sciences, Kerman, Iran; Department of Health Sciences, Faculty of Applied Health Sciences, Brock University, St. Catharines, ON, Canada. Electronic address:

Article Synopsis
  • The study investigates the prevalence and experiences of abortion among female sex workers (FSWs) and aims to summarize available data on the topic.
  • A total of 60 studies were analyzed, revealing a lifetime prevalence of at least one induced abortion at 37.7%, with higher rates in countries where abortion is legal compared to those where it is illegal.
  • The findings emphasize a critical need for improved access to contraception and safe abortion services, particularly in countries with restrictive abortion laws, due to higher rates of self-managed abortions among FSWs in those regions.*
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Understanding the mechanisms of antibody-mediated neutralization of SARS-CoV-2 is critical in combating the COVID-19 pandemic. Based on previous reports of antibody catalysis, we investigated the proteolysis of spike (S) by antibodies in COVID-19 convalescent plasma (CCP) and its contribution to viral neutralization. Quenched fluorescent peptides were designed based on S epitopes to sensitively detect antibody-mediated proteolysis.

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Genetic Susceptibility to Nonalcoholic Fatty Liver Disease and Risk for Pancreatic Cancer: Mendelian Randomization.

Cancer Epidemiol Biomarkers Prev

September 2023

Division of Epidemiology, Department of Quantitative Health Sciences, Mayo Clinic, Jacksonville, Florida.

Article Synopsis
  • The study investigated whether genetic predisposition to nonalcoholic fatty liver disease (NAFLD) increases the risk of pancreatic cancer using Mendelian randomization methods.
  • Data from multiple genome-wide association studies involving thousands of individuals were analyzed, using various statistical methods to predict the genetic heritability of NAFLD.
  • Results showed no association between genetically predicted NAFLD and pancreatic cancer risk, suggesting that any observed links might instead stem from related metabolic issues like obesity or diabetes.
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During the COVID-19 pandemic, open-access platforms that aggregate, link and analyse data were transformative for global public health surveillance. This perspective explores the work of three of these platforms: Our World In Data (OWID), Johns Hopkins University (JHU) COVID-19 Dashboard (later complemented by the Coronavirus Resource Center), and Global.Health, which were presented in the second World Health Organization (WHO) Pandemic and Epidemic Intelligence Innovation Forum.

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Experiences of Sex Workers in Chicago during COVID-19: A Qualitative Study.

Int J Environ Res Public Health

May 2023

Department of Human Development Nursing Science, College of Nursing, University of Illinois Chicago, Chicago, IL 60612, USA.

COVID-19 exacerbated health disparities, financial insecurity, and occupational safety for many within marginalized populations. This study, which took place between 2019 and 2022, aimed to explore the way in which sex workers ( = 36) in Chicago were impacted by COVID-19. We analyzed the transcripts of 36 individual interviews with a diverse group of sex workers using thematic analysis.

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Background: Regular clinical assessment is critical to optimize lower extremity wound healing. However, family and work obligations, socioeconomic, transportation, and time barriers often limit patient follow-up. We assessed the feasibility of a novel, patient-centered, remote wound management system (Healthy.

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"It's my life, not theirs!" Therapeutic itineraries and refugee reflections on referral health care in western Tanzania.

PLOS Glob Public Health

June 2023

Center for Global Surgery, Department of Surgery, Johns Hopkins Hospital, Baltimore, MD, United States of America.

Globally, refugees number over 25 million. Yet, little attention has been paid to how refugees access referral health care in host countries. By referral, I mean the process by which a patient deemed too sick to be managed at a lower-level health facility is transferred to a higher-level facility with more resources to provide care.

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Specificity in Generalization Effects of Transcranial Direct Current Stimulation Over the Left Inferior Frontal Gyrus in Primary Progressive Aphasia.

Neuromodulation

June 2023

Department of Biostatistics, Johns Hopkins School of Public Health, Baltimore, MD, USA; Department of Cognitive Science, Johns Hopkins Medicine, Baltimore, MD, USA. Electronic address:

Objectives: Generalization (or near-transfer) effects of an intervention to tasks not explicitly trained are the most desirable intervention outcomes. However, they are rarely reported and even more rarely explained. One hypothesis for generalization effects is that the tasks improved share the same brain function/computation with the intervention task.

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The Navajo Nation Healthy Diné Nation Act: Community Support of a 2% Tax on Unhealthy Foods.

J Public Health Manag Pract

November 2023

Department of Health Sciences (Ms Curley and Drs Lane, Sanderson, Lorts, and de Heer) and College of Nursing (Dr Eddie), Northern Arizona University, Flagstaff, Arizona; Mel and Enid Zuckerman College of Public Health, University of Arizona, Tucson, Arizona (Ms Curley); Johns Hopkins School of Public Health, Chinle, Arizona (Ms Tallis); Navajo Epidemiology Center (Mr Yazzie and Ms Antone-Nez), Navajo Department of Health (Ms Ashley), Window Rock, Arizona; Brigham and Women's Hospital, Boston, Massachusetts (Dr Shin and Ms George) College of Health Sciences, University of Wisconsin-Milwaukee, Milwaukee, Wisconsin (Dr Behrens).

Context: The Healthy Diné Nation Act (HDNA) of 2014 included a 2% tax on foods of little-to-no-nutritious value ("junk foods") on the Navajo Nation. The law was the first ever in the United States and any Indigenous nation worldwide with a population at a high risk for common nutrition-related conditions. To date, research on community support for food tax legislation among Indigenous nations is entirely lacking.

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Health inequalities: responding to the challenge.

Public Health

June 2023

School of Social and Political Sciences, University, of Glasgow, Glasgow, G12 8QQ, UK. Electronic address:

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Establishing a centralized data mart from the Rakai community cohort study to improve HIV research in Rakai, Uganda.

JAMIA Open

July 2022

Office of Cyber Infrastructure & Computational Biology, National Institute of Allergy and Infectious Diseases, National Institutes of Health, Bethesda, Maryland, USA.

To improve timely access to quality HIV research data, the Rakai Health Sciences Program (RHSP) Data Mart was developed to store cohort study data from a legacy database platform in a modernized system using standard data management processes. The RHSP Data Mart was developed on a Microsoft SQL Server platform using Microsoft SQL Server Integration Services with custom data mappings and queries. The data mart stores 20+ years of longitudinal HIV research data and includes standard processes for managing data, data dictionary, training materials, and a library of queries to fulfill data requests and load new data from completed survey rounds.

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Prioritizing interventions for cholera control in Kenya, 2015-2020.

PLoS Negl Trop Dis

May 2023

Johns Hopkins School of Public Health, Department of International Health, Baltimore, Maryland, United States of America.

Kenya has experienced cholera outbreaks since 1971, with the most recent wave beginning in late 2014. Between 2015-2020, 32 of 47 counties reported 30,431 suspected cholera cases. The Global Task Force for Cholera Control (GTFCC) developed a Global Roadmap for Ending Cholera by 2030, which emphasizes the need to target multi-sectoral interventions in priority cholera burden hotspots.

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