161,877 results match your criteria: "African Population & Health Research Center[Affiliation]"

Community pharmacies: Key players in point-of-care diagnostics for STI screening in Africa.

PLoS One

January 2025

Division of Infectious Diseases, Department of Medicine, Johns Hopkins University School of Medicine, Baltimore, Maryland, United States of America.

Background: Sexually Transmitted Infections (STIs) rank in the top 5 disease categories for which adults in developing countries seek healthcare services. Community pharmacies offer clients convenience, proximity, extended opening hours, privacy, and efficiency, which could make them desirable locations for HIV and STI screening and treatment. We examined the feasibility of using point-of-care (POC) STI tests for screening HIV and other STIs at community pharmacies.

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Ethnic-racial composition of the population in COVID-19 mortality: A spatial ecological approach to Brazilian health inequalities.

Cien Saude Colet

December 2024

Programa de Pós-Graduação em Epidemiologia e Métodos Quantitativos em Saúde, Fiocruz. Rio de Janeiro RJ Brasil.

The COVID-19 pandemic has unevenly affected regions, countries, and ethnic-racial segments. Socioenvironmental factors were associated with worse disease evolution, with a greater likelihood of mortality in vulnerable people. This study aimed to investigate the association between the proportion of vulnerable populations (Black, brown, and Indigenous people) and mortality from COVID-19 in Brazil from March 2020 to February 2021.

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Article Synopsis
  • Southern Africa has a long history of human habitation, with diverse immigration affecting the original KhoeSan populations over thousands of years, leading to their decline or admixture, primarily involving KhoeSan women.
  • The study analyzed mitochondrial DNA from 247 South African individuals focused on groups with historical ties to KhoeSan populations to evaluate genetic diversity and connectivity among these groups.
  • Results showed 142 distinct haplotypes, predominantly haplogroup L0, especially within admixed populations, indicating significant population structure and limitations in using mtDNA analysis for forensic purposes due to observed regional variations and matrilocal patterns.
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Background: SARS-CoV-2 responsible for the COVID-19 pandemic, infiltrates the human body by binding to the ACE2 receptor in the respiratory system cell membranes, leading to severe lung tissue damage. An analog of ACE2, ACE1, has gained attention due to its well-known Deletion/Insertion (D/I) polymorphism, which seems to be associated with COVID-19 outcomes. This study aims to reveal the allelic and genotypic frequencies of the rs4646994 polymorphism in the Moroccan population and investigate the association between COVID-19 outcomes and both genotypic and demographic data.

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Purpose: Cancer survivors in a state with no legal access to cannabis may be hesitant to discuss their cannabis use with providers, particularly in light of legal consequences which disproportionately affect certain racial groups. This study examined potential racial disparities in the relationship of cannabis use status with patient-provider discussions of and attitudes toward cannabis in a state where there is no legal cannabis marketplace.

Methods: Survivors of cancer (N = 1003, M = 62.

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Introduction: The COVID-19 pandemic revealed glaring problems with clinical research enterprise. Faced with crisis, several trials opened rapidly but enrolled homogenous populations with few Black, Indigenous, and People of Color (BIPOC) individuals. Inclusive trial enrollment is important to inspire trust and confidence in BIPOC populations that have been historically excluded or harmed from research and to improve the generalizability of research findings.

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Prevalence and associated factors of MAFLD in adults with type 2 diabetes.

PLOS Glob Public Health

December 2024

Department of Endocrinology, Changhai Hospital, Naval Medical University, Shanghai, People's Republic of China.

To estimate the prevalence and associated factors of hepatic steatosis and fibrosis in adults with type 2 diabetes (T2DM) in the United States.Data were retrieved from the 2017‒March 2020 prepandemic cycle of the National Health and Nutritional Examination and Survey (NHANES). The study population included patients with T2DM.

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Antiretroviral therapy (ART) is needed across the lifetime to maintain viral suppression for people living with HIV. In South Africa, obstacles to reliable access to ART persist and are magnified in rural areas, where HIV services are also typically costlier to deliver. A recent pilot randomized study (the Deliver Health Study) found that home-delivered ART refills, provided at a low user fee, effectively overcame logistical barriers to access and improved clinical outcomes in rural South Africa.

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Animal translocations provide striking examples of the human footprint on biodiversity. Combining continental-wide genomic and DNA-barcoding analyses, we reconstructed the historical biogeography of the Asian black-spined toad (Duttaphrynus melanostictus), a toxic commensal amphibian that currently threatens two biodiversity hotspots through biological invasions (Wallacea and Madagascar). The results emphasize a complex diversification shaped by speciation and mitochondrial introgression that comprises two distinct species.

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Multiple myeloma is a rare haematologic malignancy, representing about 1-2% of all cancers and 17% of haematologic malignancies in the US, predominantly affecting older adults and more common in African Americans (AAs) and men. Light-chain multiple myeloma, a subtype accounting for 15% of multiple myeloma cases, often has a more aggressive clinical course. This case report discusses a rare case of an AA female in her early 30s, diagnosed with light-chain multiple myeloma following a pathological rib fracture.

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Introduction: This report uses data from the 2022‒2023 National Survey of Family Growth (NSFG) to estimate receipt of family planning services by selected characteristics among females ages 15‒49 in the United States.

Methods: NSFG data were collected through a multi-mode design (in-person and web interviews) with a nationally representative samples of males and females ages 15-49 in the household population of the United States. This report uses data from 5,586 females who completed the survey between January 2022 and December 2023.

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Background: Maternal obesity is associated with significant racial disparities. People who identify as non-Hispanic Black and Latinx are at the highest risk related adverse short- and long-term health outcomes (eg, hypertension in pregnancy and postpartum weight retention). Remote lifestyle interventions delivered during and after pregnancy hold promise for supporting healthy weight outcomes; however, few are tested in groups of people who self-identify as non-Hispanic Black and Latinx or address the neighborhood-level and psychosocial factors driving maternal health disparities.

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Objective: This study aimed to assess the prevalence and risk factors for neonatal sepsis among neonates admitted to selected health facilities in the Bamako district and Koulikoro region in Mali.

Design: This is a prospective cross-sectional study. Data were analyses using bivariate and multivariate logistic regression.

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Background: Increasing syphilis infection rates are a concerning issue worldwide. Blood donation screening is an opportunity to monitor the burden of asymptomatic infections, providing information on contemporary factors associated with infection and public health insights into transmission.

Methods: Blood donations collected at five Brazilian blood centers between January 2020 and February 2022 were screened with treponemal or non-treponemal assays according to local protocols, followed by alternate Enzyme-Linked Immunosorbent Assay (ELISA); samples with reactive or indeterminate results in the alternate ELISA were further tested with the rapid plasma reagin (RPR), and categorized as RPR-positive or RPR-negative.

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Background: Slipped Capital Femoral Epiphysis (SCFE) is a prevalent pediatric orthopedic condition. Treatment options range from in situ pinning to various osteotomies, with the Modified Dunn procedure gaining significant attention over the past two decades. However, the suitability of this procedure for different SCFE subtypes and the risk of avascular necrosis (AVN), particularly in moderate and severe cases, remains controversial.

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Background: Despite vaccination being the most cost-effective means to prevent disease and its adverse consequences, missing opportunities for vaccination remains a critical public health challenge. Many SSA countries still couldn't reach the target endorsed by the Global Vaccine Action Plan. Identifying contributing factors helps policymakers and planners to design potential interventions to avert missing opportunities for vaccination.

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Black, Indigenous, People of Color (BIPOC) first responders in Canada report experiencing racism and an increased risk of trauma-related mental health symptoms. Using a BIPOC first responder sample in Canada, the present study examined subgroups of BIPOC first responders based on the frequency of different types of racist events, and their relations with mental health symptoms (posttraumatic stress disorder [PTSD] symptom clusters of intrusion, avoidance, negative alterations in cognitions and mood [NACM], and alterations in arousal and reactivity [AAR]; depression severity; anxiety severity). The sample included 196 BIPOC first responders who reported more than one traumatic experience (= 35.

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A closer look: factors impacting HIV durable viral suppression among a cohort of clinic attendees in Trinidad & Tobago.

HIV Res Clin Pract

December 2025

Medical Research Foundation of Trinidad and Tobago, Port of Spain, Trinidad and Tobago.

Background: In Trinidad and Tobago, high HIV prevalence among key populations necessitates studying factors that impact durable viral suppression (DVS), crucial for effective HIV management and reducing transmission among at-risk networks. This study investigates these factors using clinical data from a major HIV care clinic in the Caribbean.

Methods: A retrospective analysis of 533 adult people with HIV (people) at MRFTT from 2017 to 2021 assessed the proportion achieving DVS, defined as a sustained viral load <200 copies/ml over one year.

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Purpose: Biliary tract cancers (BTCs) include intrahepatic cholangiocarcinoma (ICC), extrahepatic cholangiocarcinoma (ECC), and gallbladder cancers. BTCs have a number of genomic alterations, including isocitrate dehydrogenase 1 () mutations, fibroblast growth factor receptor 2 () rearrangements, and amplifications. Therapies targeting these alterations have shown clinical benefit in patients with BTCs in the United States.

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Although the highlands of East Africa lack the geo-ecological landmarks of Rift Valley fever (RVF) disease hotspots to participate in cyclic RVF epidemics, they have recently reported growing numbers of small RVF clusters. Here, we investigated whether RVF cycling occurred among livestock and humans in the central highlands of Kenya during inter-epidemic periods. A 2-year prospective hospital-based study among febrile patients (March 2022-February 2024) in Murang'a County of Kenya was followed by a cross-sectional human-animal survey.

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The lack of data on the whole-genome analysis of genotype II African swine fever virus (ASFV) isolates significantly hinders our understanding of its molecular evolution, and as a result, the range of single nucleotide polymorphisms (SNPs) necessary to describe a more accurate and complete scheme of its circulation. In this regard, this study aimed to identify unique SNPs, conduct phylogenetic analysis, and determine the level of homology of isolates obtained in the period from 2019 to 2022 in the central and eastern regions of Russia. Twenty-one whole-genome sequences of genotype II ASFV isolates were assembled, analyzed, and submitted to GenBank.

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This systematic review and meta-analysis evaluate human papillomavirus (HPV) prevalence, genotype distribution, and associations with cervicovaginal microbiota and cytokine profiles among South African women, where cervical cancer ranks as the second most common cancer. PubMed, SCOPUS, and Web of Science were searched for studies on HPV infection up to 21 September 2024. The pooled prevalence was estimated using a random-effects model, with subgroup analyses by province, sample type, and HIV status.

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One of the key surveillance strategies for the early detection of an African swine fever (ASF) incursion into a country is the sampling of wild or feral pig populations. In Australia, the remote northern regions are considered a risk pathway for ASF incursion due to the combination of high numbers of feral pigs and their close proximity to countries where ASF is present. These regions primarily consist of isolated arid rangelands with high average environmental temperatures.

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The spread of African swine fever virus (ASFV) has led to major economic losses to pork worldwide. In Russia, there are no developed or registered vaccines against ASFV genotype II, which is associated with numerous ASFV outbreaks in populations of domestic pigs and wild boars in the country. We introduced deletions of the six MGF360 and MGF505 genes of the ASFV virulent Stavropol_01/08 strain, isolated in Russia in 2008.

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: Yellow fever (YF) outbreaks continue to affect populations that are not reached by routine immunization services, such as workers at a high risk of occupational exposure to YF. In the Central African Republic (CAR), YF cases were detected in districts characterized by the presence of workers in forest areas. We developed an innovative approach based on a local partnership with private companies of the extractive industry to administer YF vaccine to workers in remote areas during the response to an outbreak.

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