3,609 results match your criteria: "Morehouse School of Medicine.[Affiliation]"

Emerging understandings of the role of exosomes in atherosclerosis.

J Cell Physiol

January 2025

Department of Basic Medical Sciences, College of Medicine, QU Health, Qatar University, Doha, P.O. Box 2713, Qatar.

Article Synopsis
  • Atherosclerosis is a serious disease that causes heart problems and is a major reason why people get sick or die around the world.
  • Scientists are learning more about how tiny particles called exosomes, which come from certain immune cells, might make atherosclerosis worse by attracting more harmful cells to the area.
  • Understanding how exosomes work could help us find new ways to treat atherosclerosis and help keep people's hearts healthier.
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National Experience of Technology-based Eye Care Services: A Comprehensive Ophthalmology Telemedicine Initiative.

Ophthalmology

October 2024

Veterans Integrated Service Network 23, Clinical Resource Hub, Minneapolis, Minnesota; Emory Eye Center, Emory University School of Medicine, Atlanta, Georgia. Electronic address:

Purpose: Technology-based Eye Care Services (TECS) is a tele-ophthalmology program operating in the Veterans' Health Administration since 2015. This study explores characteristics of the national TECS population, evaluates implementation and sustainability of TECS, and analyzes possible associations and effects of demographic characteristics and social determinants of health on being diagnosed with a vision-threatening (VT) disease.

Design: Implementation and sustainability of TECS from 2015 to 2022 were examined along with the sociodemographic characteristics of veterans served through TECS in 2021.

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Objective: This study assesses the collective community capacity of the National COVID-19 Resiliency Network (NCRN), a multisectoral network mitigating the disproportionate impact of COVID-19 on minoritized populations.

Methods: From January to April 2022, we used two concurrent data collection methods: a Collective Community Capacity (C3) survey (n=65) and key informant interviews (KIIs) (n=26). The C3 assessed capacity for creation of a shared vision, engagement in community change, and distributive leadership.

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Cancer health disparities refer to the unequal burden, treatment, and outcomes of cancer care experienced by specific populations. These disparities are systemic and often preventable, impacting diverse populations, including racial and ethnic minorities, medically underserved populations, populations in rural areas, individuals from the LGBT communities, disabled persons, extremes of age, and those living in persistent poverty. Addressing this topic is essential and timely to ensure equitable oncologic outcomes for all populations.

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Low- and middle-income countries (LMICs) contribute relatively little to global carbon emissions but are recognised to be among the most vulnerable parts of the world to health-related consequences of climate change. To help inform resilient health systems and health policy strategies, we sought to systematically analyse published projections of the impact of rising global temperatures and other weather-related events on human health in LMICs. A systematic search involving multiple databases was conducted in accordance with Preferred Reporting Items for Systematic Reviews and Meta-Analyses guidelines to identify studies with modelled projections of the future impact of climate change on human health.

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Automated image transcription for perinatal blood pressure monitoring using mobile health technology.

PLOS Digit Health

October 2024

Department of Biomedical Informatics, Emory University, Atlanta, Georgia, United States of America.

Article Synopsis
  • - This paper presents a new method for accurately transferring blood pressure (BP) data from oscillometric devices into medical records, focusing on accessibility for low literacy populations, particularly during pregnancy and postpartum.
  • - An automated image transcription technique was developed to capture and analyze BP readings from photos taken in mobile health (mHealth) monitoring programs in Guatemala and Georgia, involving midwives and postpartum women.
  • - A deep learning model was created to enhance digit recognition from BP devices, utilizing advanced techniques like the YOLO object detection and convolutional neural networks; training experiments showed that models using transfer learning performed better than those that did not.
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The importance of ethnic and gender representation in academic medicine is of paramount importance. While mentoring effectively attracts and retains underrepresented individuals, scientists from underrepresented groups face barriers to high-quality mentorship. The developmental network model by Higgins and Kram suggests that a variety of people with unique knowledge, connections, and resources can help propel an individual's career and personal growth.

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Article Synopsis
  • Cardiovascular diseases are a major cause of death globally, often linked to dyslipidemia and various risk factors, including rare genetic conditions like familial chylomicronemia, which are frequently misdiagnosed.
  • Traditional lipid-lowering treatments, primarily statins, have their drawbacks, leading to the exploration of new therapies like Olezarsen and Plozasiran that specifically target lipid metabolism pathways.
  • Clinical trials show that these emerging therapies effectively improve cholesterol and triglyceride levels, presenting a promising option for managing dyslipidemia and reducing the risk of atherosclerotic cardiovascular diseases.
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Evaluating Receipt of Optimal Medical Therapy Among Structurally Disadvantaged Groups Undergoing Amputation.

Ann Vasc Surg

January 2025

Division of Vascular Surgery and Endovascular Therapy, Department of Surgery, Emory University School of Medicine, Atlanta, GA; Surgical and Perioperative Care, Atlanta VA Healthcare System, Decatur, GA.

Background: Optimal medical therapy (OMT) for peripheral artery disease (PAD) is associated with decreased major amputation and mortality. OMT has several components, including antiplatelet and high-intensity statin therapy, blood pressure control, etc. While there are disparities in receipt of OMT among PAD patients, it is unknown if patients from disadvantaged neighborhoods, measured by the area deprivation index (ADI), are less likely to be on OMT.

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MoMo30 Binds to SARS-CoV-2 Spike Variants and Blocks Infection by SARS-CoV-2 Pseudovirus.

Viruses

September 2024

Department of Microbiology, Biochemistry and Immunology, Morehouse School of Medicine, 720 Westview Dr. SW, Atlanta, GA 30310, USA.

MoMo30 is an antiviral protein isolated from aqueous extracts of L. (Senegalese bitter melon). Previously, we demonstrated MoMo30's antiviral activity against HIV-1.

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Article Synopsis
  • The University of Maryland, Baltimore's CURE program connects high school students in West Baltimore with STEM enrichment and community health training through a virtual curriculum aimed at preparing them as community health workers.
  • A study conducted during the summer sessions of 2020 and 2021 revealed both successes and challenges, with scholars providing feedback on their experiences via surveys and qualitative interviews.
  • Key findings indicated that while students appreciated the program, they struggled with navigation of virtual assignments and expressed a desire for more interactive, hands-on activities, prompting plans for future programming improvements.
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The respiratory syncytial virus vaccine and monoclonal antibody landscape: the road to global access.

Lancet Infect Dis

December 2024

Department of Paediatric Infectious Disease & Immunology, Wilhelmina Children's Hospital, University Medical Center Utrecht, Utrecht, Netherlands. Electronic address:

Article Synopsis
  • RSV is a significant cause of infant mortality and poses health risks for older adults, prompting the development of various vaccines and treatments, including a protein-based maternal vaccine and monoclonal antibodies (mAb) specifically for infants.* -
  • High-income countries have seen public health benefits from using nirsevimab, and several vaccines for older adults have also been approved, with ongoing clinical trials for multiple vaccine types targeting different age groups.* -
  • There's a need to address disparities in vaccine access, especially in low- and middle-income countries, with plans to advance RSV vaccination efforts globally in the near future.*
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Article Synopsis
  • - The study assessed the effectiveness of a COVID-19 Sanofi booster vaccine by measuring neutralizing antibody levels in COVAIL recipients as a predictor of COVID-19 risk.
  • - Higher levels of antibody titers were found to be associated with a lower risk of COVID-19, indicated by adjusted hazard ratios of 0.30 and 0.25 for different titer measurements.
  • - An increase of 10-fold in the weighted average titer substantially reduced the risk, suggesting that higher antibody levels can offer better protection against the virus.
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Environmental determinants of health refer to external factors in our surroundings that influence health outcomes. It is estimated that healthier environments could prevent almost one-quarter of the global burden of disease. Additionally, environmental factors, including lifestyle factors, air pollution, chemical exposures, and natural exposures, are responsible for a significant incidence of cancers and premature cancer deaths.

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The corpus luteum (CL) is a transient ovarian endocrine structure that maintains pregnancy in primates during the first trimester and in rodents during the entire pregnancy by producing steroid hormone progesterone (P4). CL lifespan, growth, and differentiation are tightly regulated by survival and cell death signals through luteotrophic and luteolytic factors, including the epidermal growth factor (EGF)-like factor family. Neuregulin 1 (NRG1), a member of the EGF family, mediates its effect through ErbB2/3 receptors.

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The Association Between Vitamin D Deficiency and Diabetes in Adult African Americans and Whites: An NHANES Study.

J Racial Ethn Health Disparities

September 2024

Department of Community Health and Preventive Medicine, Morehouse School of Medicine, 720 Westview Dr., SW, Atlanta, GA, 30310, USA.

Objective: The primary objective of this cross-sectional study is to investigate the association between vitamin D deficiency (VDD) and diabetes and see if this association is the same for adult (age ≥ 20) African Americans (AAs) and Whites. The secondary objective is to examine the distribution of the 25-hydroxyvitamin D test among AAs and Whites and to evaluate the appropriateness of using the same cut-off point for both groups to diagnose VDD.

Methods: Our analysis is based on the 2011-2014 National Health and Nutrition Examination Surveys (NHANES).

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Article Synopsis
  • Researchers studied strokes from 1990 to 2021 to understand how many people get them and how they are affected around the world.
  • In 2021, strokes caused about 7.3 million deaths and were a major cause of health problems, especially in specific regions like Southeast Asia and Oceania.
  • There are differences in stroke risks based on where people live and their age, and some areas actually saw more strokes happening since 2015.
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The differential diagnosis of suspected multiple sclerosis has been developed using data from North America, northern Europe, and Australasia, with a focus on White populations. People from minority ethnic and racial backgrounds in regions where prevalence of multiple sclerosis is high are more often negatively affected by social determinants of health, compared with White people in these regions. A better understanding of changing demographics, the clinical characteristics of people from minority ethnic or racial backgrounds, and the social challenges they face might facilitate equitable clinical approaches when considering a diagnosis of multiple sclerosis.

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Article Synopsis
  • A study was conducted to evaluate the effectiveness of a modified Pain, Inspiratory effort, Cough (PIC) scoring system for triaging patients with chest wall injuries in a trauma center.
  • Using data from two groups of patients admitted before and after the implementation of the modified-PIC system, researchers compared outcomes such as hospital length of stay, ICU admissions, and mortality rates.
  • Results indicated that the modified-PIC system may reduce ICU days, lower rates of ARDS (Acute Respiratory Distress Syndrome), and improve resource allocation in the hospital without significantly impacting mortality or overall recovery time.
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This review investigates the disparities in colorectal cancer screening, treatment, and outcomes among different racial, ethnic, socioeconomic, and geographic groups. Although there has been progress, notable disparities continue to exist as a result of socioeconomic status, access to healthcare, and systemic prejudices. Approaches to tackle these challenges involve expanding screening access, enhancing healthcare utilization, addressing socioeconomic obstacles, ensuring fair treatment, and boosting representation in research.

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Background: The inflammatory response in patients with traumatic brain injury (TBI) offers opportunities for stratification and intervention. Previous unselected approaches to immunomodulation in patients with TBI have not improved patient outcomes.

Methods: Serum and plasma samples from two prospective, multi-centre observational studies of patients with TBI were used to discover (Collaborative European NeuroTrauma Effectiveness Research [CENTER-TBI], Europe) and validate (Transforming Research and Clinical Knowledge in Traumatic Brain Injury [TRACK-TBI] Pilot, USA) individual variations in the immune response using a multiplex panel of 30 inflammatory mediators.

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Objective: Salt-sensitive hypertension (SSH) affects approximately half of the hypertensive population, increasing the risk of vascular complications. The underlying pathophysiological mechanisms of SSH remain complex and need to be fully elucidated. Our prior research has identified genetic factors contributing to the salt sensitivity of blood pressure (SSBP), particularly involving genes regulating volume and blood pressure.

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