969 results match your criteria: "Stempel School of Public Health Florida International University; Miami[Affiliation]"

Article Synopsis
  • PSEN1 is a gene associated with early onset Alzheimer's, and its inactivation in mice leads to developmental issues like vertebral malformations, but its function in other species is less understood.
  • The study aimed to investigate the role of PSEN1 in vertebral development and neurodegeneration using genetically modified pigs created with CRISPR/Cas9 targeting exon 9 of the PSEN1 gene.
  • Results showed that pigs with a complete PSEN1 mutation died shortly after birth and had severe skeletal defects, while those with at least one functioning allele developed normally, indicating PSEN1’s importance in development and providing a new model for Alzheimer’s research.
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  • SGM (sexual and gender minority) youth vape more than other teens in the U.S., and social media could help discourage this, but the messages need to be tailored specifically for them.
  • Researchers interviewed 34 SGM youth to learn their thoughts on vaping and what anti-vaping messages they find effective, focusing on representation, facts, empowerment, and trustworthy sources.
  • The study showed that SGM youth want messages that include accurate representation of their community, relatable language, and involvement from LGBTQ+ influencers to make the messages more impactful.
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Background: Candida auris has become a growing concern worldwide because of increases in incidence of colonization and reports of invasive infections. There are limited data on clinical factors associated with poor outcomes in patients with C. auris bloodstream infection (BSI).

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The impact of APOE on HIV and HCV disease course, cognition, and memory has been understudied in minoritized populations. This study examined whether scores on cognition and depression measures differed by APOE ε4 carrier status while considering HCV and HIV seropositivity and whether these measures were moderated by substance use. A retrospective analysis examined cognitive and psychological data from participants (n = 493) in the Miami Adult Studies on HIV (MASH) cohort.

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Background: Older Latino adults with HIV are at increased risk for mild cognitive impairment and earlier onset of aging-related cognitive decline. Improvements in cognitive functioning and cognitive outcomes are possible among people with HIV who adopt health promotion behaviors. However, health promotion interventions for older Latino adults with HIV have not been extensively used or widely recognized as viable treatment options.

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Sexually minoritized men (SMM) with HIV who use stimulants experience difficulties achieving and maintaining an undetectable viral load (VL). Home-based VL monitoring could augment HIV care by supporting interim, early identification of detectable VL. We describe implementation challenges associated with a home-collection device for laboratory-based VL testing among SMM with HIV who use stimulants.

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Current perspective on e-cigarette use and respiratory outcomes: mechanisms and messaging.

Expert Rev Respir Med

August 2024

Department of Epidemiology, Robert Stempel College of Public Health and Social Work, Florida International University, Miami, FL, USA.

Introduction: There has been an increasing amount of research on the consequences of e-cigarette use for respiratory outcomes, which is significant for public health and respiratory medicine. We discuss recent findings and lay out implications for prevention and treatment.

Areas Covered: Based on literature searches using several databases (PubMed, Web of Science, Google Scholar) for keywords, including synonyms, 'e-cigarettes,' with 'pulmonary function,' 'oxidative stress,' and 'inflammation,' we review studies on acute effects of e-cigarette use for measures of pulmonary function and discuss selected laboratory studies on mechanisms of effect, focusing on processes with known relation to respiratory disease; oxidative stress and inflammation.

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Article Synopsis
  • Tobacco use, especially cigarettes and e-cigarettes, is linked to increased risks for individuals with weakened immune systems (WIS) in the US.
  • Data analyzed from a large health survey revealed that a significant percentage of adults had WIS due to health conditions or prescriptions, with higher rates of current and former smokers among these individuals.
  • The findings highlight the need for targeted interventions to reduce tobacco use in people with WIS, as they are particularly vulnerable to the adverse effects of smoking.
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In the ongoing fight against Coronavirus Disease 2019 (COVID-19), researchers are exploring potential treatments to improve outcomes, especially in severe cases. This includes investigating the repurposing of existing medications, such as furosemide, which is widely available. This study aimed to evaluate the impact of furosemide on mortality rates among COVID-19 patients with severe or critical illness.

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Physical activity is a modifiable lifestyle behavior known for reducing symptoms of and being a risk factor for depression and mental health disorders. However, emerging adults (ages 18-25) struggle to meet recommended amounts. In this study, we explore the association between physical activity, depressive symptoms, and health factors in 137 Hispanic emerging adults.

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Importance: The advent of salt-based, high-nicotine electronic nicotine delivery systems [e-cigarettes] has contributed to their epidemic use among young people in the US, necessitating the need for policies to address the addictiveness of these products.

Objective: To evaluate the effect of partial nicotine reduction on new-generation e-cigarette users' puffing behaviors.

Design, Setting, And Participants: This randomized crossover clinical trial was conducted at the Clinical Research Lab for Tobacco Smoking at Florida International University in Miami between April 15, 2022, and October 17, 2023.

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Background: The assessment of heavy metals' effects on human health is frequently limited to investigating one metal or a group of related metals. The effect of heavy metals mixture on heart attack is unknown.

Methods: This study applied the Bayesian kernel machine regression model (BKMR) to the 2011-2016 National Health and Nutrition Examination Survey (NHANES) data to investigate the association between heavy metal mixture exposure with heart attack.

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Alleviation of motor impairment by aerobic exercise (AE) in Parkinson's disease (PD) patients points to activation of neurobiological mechanisms that may be targetable by therapeutic approaches. However, evidence for AE-related recovery of striatal dopamine (DA) signaling or tyrosine hydroxylase (TH) loss has been inconsistent in rodent studies. This ambiguity may be related to the timing of AE intervention in relation to the status of nigrostriatal neuron loss.

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Background: A subpopulation of adults who smoke cigarettes use electronic nicotine device systems (ENDS) for cigarette cessation. This study examined the relationship between ENDS flavors, device types, and nicotine concentration with past month cigarette abstinence among adults using ENDS for cigarette cessation.

Methods: We used the Population Assessment of Tobacco and Health (PATH) Study (waves 5 and 6) to identify adults who self-reported using ENDS to quit cigarettes at baseline (wave 5) and investigated their cigarette abstinence at follow-up (wave 6) [n = 1252].

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Satisfaction with an intervention influences the uptake of behavior changes and the long-term efficacy of the intervention. Therefore, it is crucial to assess satisfaction by participant profile when creating and adapting behavior interventions for minoritized populations. Qualitative and quantitative data on participant trauma symptom severity and intervention satisfaction were collected through self-report surveys from 54 women.

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Disordered Eating Attitudes and Their Association with Age, BMI, Stress, and Diet in College Students.

Int J Environ Res Public Health

June 2024

Dietetics and Nutrition Department, Robert Stempel College of Public Health & Social Work, Florida International University, Miami, FL 33174, USA.

Objective: College students are at risk of disordered eating, particularly students with overweight/obesity and with higher stress, but little is known about how disordered eating may be related to diet. This study evaluated the associations between the Disordered Eating Attitudes Scale (DEAS) and age, BMI, stress, and diet.

Methods: This is a secondary analysis of the baseline data in participants from the Snackability Trial.

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Article Synopsis
  • Vitamin D3 (VitD3) has demonstrated anticancer and anti-inflammatory properties, but its specific effects on HPV-16-related cancers are not well-studied.
  • In a study with mice implanted with HPV-16 tumors, VitD3 combined with cisplatin (CP) significantly reduced tumor growth and improved survival compared to either treatment alone.
  • The combination therapy also resulted in lower systemic inflammation, as indicated by improved neutrophil-to-lymphocyte ratio (NLR) measurements, suggesting VitD3 could be beneficial in treating cervical cancer.
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Background: COVID-19 profoundly and uniquely impacted people with HIV. People with HIV experienced significant psychosocial and socioeconomic impacts, yet a limited amount of research has explored potential differences across gender and racial/ethnic groups of people with HIV.

Objective: The objective of this study was to examine psychosocial and socioeconomic stressors related to the COVID-19 pandemic among a diverse sample of people with HIV in South Florida and to determine if the types of stressors varied across gender and racial/ethnic groups.

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Structural Determinants of Health and Markers of Immune Activation and Systemic Inflammation in Sexual Minority Men With and Without HIV.

J Urban Health

August 2024

Health Promotion and Disease Prevention, Robert Stempel College of Public Health and Social Work, Florida International University, 11200 S.W. 8Th Street, AHC5, #414, Miami, FL, 33199, USA.

Among sexual minority men (SMM), HIV and use of stimulants such as methamphetamine are linked with immune activation and systemic inflammation. Throughout the COVID-19 pandemic, SMM encountered financial challenges and structural obstacles that might have uniquely contributed to immune dysregulation and systemic inflammation, beyond the impacts of HIV and stimulant use. Between August 2020 and February 2022, 72 SMM with and without HIV residing in South Florida enrolled in a COVID-19 prospective cohort study.

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Background: Sexual minority men (SMM) are exposed to societal and structural stressors that translate into poor health outcomes. One such outcome is substance use, which research has long documented as a prominent disparity among SMM. Methamphetamine is a particularly deleterious substance for SMM because its use is often framed as a coping response to social and structural stressors.

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Objective: This epigenomics sub-study embedded within a randomized controlled trial examined whether an evidenced-based behavioral intervention model that decreased stimulant use altered leukocyte DNA methylation (DNAm).

Methods: Sexual minority men with HIV who use methamphetamine were randomized to a five-session positive affect intervention (n = 32) or an attention-control condition (n = 21), both delivered during three months of contingency management for stimulant abstinence. All participants exhibited sustained HIV virologic control - an HIV viral load less than 40 copies/mL at baseline and six months post-randomization.

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Objective: Post-COVID Conditions (or Long COVID) have been widely reported, but population-based studies exploring the relationship between its risk factors are lacking. We examined the associations between Long COVID, chronic obstructive pulmonary disease [COPD], vaccination status, and cigarette smoking. We also tested for the modifying effect of COPD status.

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Consumption of plum does not yet clearly affect the lipid profile. To ascertain the advantages of plum consumption on adult lipid profiles, we conducted a systematic review and meta-analysis. We used pertinent keywords to search the databases of PubMed, Scopus, and ISI Web of Science up to November 10th, 2022, in order to find trials that were eligible.

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