392 results match your criteria: "Centres for Disease Control and Prevention[Affiliation]"

Functional Simulation Exercise on Functionality of National Public Health Emergency Operations Centers in the African Region: Review of Strengths and Gaps.

Health Secur

October 2024

Senait Tekeste Fekadu, MPH, MBA, is Unit Lead, Health Information and Risk Assessment; Abrham Lilay Gebrewahid, MPH, is an Emergency Management Specialist; Mary Stephen, MPH, is a Public Health Expert and Acting World Health Organization (WHO) Country Representative, Lesotho; Yan Kawe, MSc, is an Officer, Emergency Operations Center; Zewdu Assefa, MPH, is the Flagship Coordinator and Public Health Emergency of Concern (PHEOC) Officer; Olaolu Aderinola, MBBS, MPH, is a PHEOC Support Officer; Alle Baba Dieng, MSc, is Health Cluster Coordinator; Otim Patrick Ramadan, MBChB, MPH, is Team Lead, Acute Events Management; Alice Lado, MBBS, MPH, is a Technical Officer, Preparedness in Humanitarian Emergencies; Allan Mpairwe, MPH, is a Technical Officer, Risk Management and Preparedness; Erika Garcia, MPH, is a Technical Officer, Readiness; Ishata N. Conteh, MPH, PhD, Team Lead, Emergency Management Support; Fiona Braka, MD, MPH, is Program Manager; and Abdou Salam Gueye, MD, MPH, PhD, is Regional Emergency Director; all in Emergency Preparedness and Response, World Health Organization Regional Office for Africa, Brazzaville, Republic of the Congo. Ibrahima Sonko, MD, MPH-FETP, is a Technical Officer, Mathew T. M. Kol, PhD, MPH, is Principal Program Officer, Womi Eteng, MPH, MSc, MBA, is a Technical Officer, Merawi Aragaw, MD, MPH, is Head of Division, Division of Emergency Preparedness and Response; and Wessam Mankoula, MPP, is Regional Director, North Africa Regional Collaborating Center; all at the Africa Centres for Disease Control and Prevention, Addis Ababa, Ethiopia. Liz McGinley, MSc, PhD, is Emergency Preparedness Manager; Emily Collard is Project Manager; Tracy Ilunga, MPH, is a Project Officer; Vanessa Middlemiss, MSc, DHealth, DipEP, DipHEPRR, FEPS, is Strategic Lead; and Paul Furtado, PGCE, is Emergency Preparedness Manager; all with the International Health Regulations Strengthening Project, Emergency Preparedness, Resilience, and Response, UK Health Security Agency, London, United Kingdom. Timm Schneider, MSc, is a Physician and Research Associate, and Ariane Halm, MSc, is Deputy Head of Unit and Team Lead International Cooperation, Crisis Management Unit; both in the Infectious Disease Epidemiology Department, Robert Koch Institute, Berlin, Germany. Youssouf Kanouté, DVM, PhD, is a Technical Officer, and Jian Li, MBBS, MD, is Team Lead, Public Health Emergency Operations Centre Network (EOC-NET); both in Strategic Health Operations, Health Emergencies, Preparedness and Response, World Health Organization, Geneva, Switzerland. Chol Thabo Yur, MD, MSPH, is a Health Specialist, UNICEF Regional Office for the Middle East and North Africa, Amman, Jordan. Flavia Semedo, MD, is a Health Emergency Officer, WHO Country Office, Cabo Verde, Praia, Cabo Verde. Chuck Menchion, MBA, was a Policy Team Lead, Capacity Development, Global Emergency Management, US Centers for Disease Control and Prevention, Atlanta, GA. Emily Rosenfeld, JD, MPH, is Team Lead, Budget, Policy, and Legislation, Office of the Associate Director for Policy, Global Health Center, US Centers for Disease Control and Prevention, Atlanta, GA. Virgil Lokossou, PhD, is Director, HealthCare Services, West African Health Organization, Abuja, Nigeria.

National public health emergency operations centers (PHEOCs) serve as hubs for coordinating information and resources for effective emergency management. In the a simulation exercise is 1 of 4 components that can be used to test the functionality of a country's emergency response capabilities in a simulated situation. To test the functionality of PHEOCs in World Health Organization African Region member states, a regional functional exercise simulating an Ebola virus disease outbreak was conducted.

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Introduction: Although wastewater-based epidemiology (WBE) successfully functioned as a tool for monitoring the coronavirus disease 2019 (COVID-19) pandemic globally, relatively little is known about its utility in low-income countries. This study aimed to quantify severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) RNA in wastewater, estimate the number of infected individuals in the catchment areas, and correlate the results with the clinically reported COVID-19 cases in Addis Ababa, Ethiopia.

Methods: A total of 323 influent and 33 effluent wastewater samples were collected from three Wastewater Treatment Plants (WWTPs) using a 24-h composite Moore swab sampling method from February to November 2023.

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On August 14, 2024, following a regional declaration by the Africa Centres for Disease Control and Prevention, the World Health Organization declared mpox a Public Health Emergency of International Concern, marking the second such declaration in two years. A series of outbreaks involving the more virulent clade I virus (compared to clade II, which caused a global outbreak in 2022), has now spread in 13 African countries, exposing the inadequacies of the public health infrastructure in these settings. There was significant investment during the 2022 global outbreak, but these efforts failed to address vaccine access and treatment in the Global South.

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Introduction: Diarrhoeagenic Escherichia coli (DEC) persistently challenges public health in Africa, contributing substantially to the diarrhoeal disease burden. This systematic review and meta-analysis illuminate the distribution and antimicrobial resistance (AMR) patterns of DEC pathotypes across the continent.

Methods: The review selectively focused on pathotype-specific studies reporting prevalence and/or AMR of human-derived DEC pathotypes from African nations, excluding data from extra-intestinal, animal, and environmental sources and studies focused on drug and mechanism experiments.

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Article Synopsis
  • The study focused on understanding the distribution of extended-spectrum β-lactamase-producing Escherichia coli (ESBL-Ec) in patients and their hospital environment to improve infection prevention strategies.
  • Researchers collected rectal swabs from patients and swabs from the hospital environment, identifying 209 ESBL isolates, with 15 being ESBL-Ec originating from both patients (53.3%) and the environment (46.7%).
  • The findings revealed diverse strains of ESBL-Ec with multiple drug resistance genes and plasmids, indicating a need for routine screening upon patient admission to prevent infections.
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The patterns of spread of influenza A viruses in local populations in tropical and sub-tropical regions are unclear due to sparsity of representative spatiotemporal sequence data. We sequenced and analyzed 58 influenza A(H3N2) virus genomes sampled between December 2015 and December 2016 from nine health facilities within the Kilifi Health and Demographic Surveillance System (KHDSS), a predominantly rural region, covering approximately 891 km along the Kenyan coastline. The genomes were compared with 1571 contemporaneous global sequences from 75 countries.

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Background: Virological failure (VF) among children remains concerning, with high risks of HIV drug resistance (HIVDR) emergence and increased disease progression. Therefore, monitoring of viral non-suppression and emerging HIVDR is crucial, especially in the frame of sociopolitical unrest.

Objective: The study sought to determine the prevalence of VF and evaluate the acquired HIVDR and viral genetic diversity among children in the Northwest region of Cameroon during the ongoing sociopolitical crisis.

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Strengthening and expanding capacities in clinical trials: advancing pandemic prevention, preparedness and response in Africa.

Nat Commun

October 2024

Bureau of Global Health Security and Diplomacy, President's Emergency Plan for AIDS Relief, Washington, DC, USA.

Article Synopsis
  • Enhancing clinical trial skills in Africa is crucial for improving the continent’s ability to prevent, prepare for, and respond to pandemics.
  • The text highlights the major challenges faced in conducting clinical trials in Africa and shares insights from the CONCVACT project, which focused on COVID-19 vaccine trials.
  • Key takeaways include the need for regional cooperation, building local capacities, and creating standardized procedures for clinical trials.
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  • Rubella is a major public health issue in developing countries, especially for preventing congenital rubella, and this study focused on children 10 and under in Jos, Nigeria, from May to September 2016.
  • Researchers used a multistage sampling method to recruit unvaccinated children from schools, testing for rubella antibodies with the ELISA method and analyzing data using R software.
  • Among 405 participants, 82.96% tested positive for rubella IgG, while only 2.22% had IgM, with significant links found between higher seropositivity and factors like being older than 5 years and lacking Western education, indicating a need for a better vaccination program.
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  • The emergence of Clade Ib monkeypox virus (MPXV), known for sustained human-to-human transmission, has raised public health concerns as it spreads beyond endemic regions, first identified in South Kivu province.
  • Recent cases of Clade Ib in North Kivu province highlight the need for public health efforts to address non-sexual transmission, especially involving children under 15, and to adapt community messaging accordingly.
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Africa aims to avert an mpox pandemic.

Science

October 2024

Salim S. Abdool Karim is the chair of the Africa Centres for Disease Control and Prevention Emergency Consultative Group, Addis Ababa, Ethiopia; director of the Centre for the AIDS Programme of Research in South Africa, University of KwaZulu-Natal, Durban, South Africa; and a professor in the Department of Epidemiology, Mailman School of Public Health, Columbia University, New York, NY, USA.

Last month, when the world's most populus country, India, reported its first case of the new, highly transmissible clade Ib mpox variant, the challenge of containing the virus was once again evident. Only a few weeks before that in August, the World Health Organization (WHO) and the Africa Centres for Disease Control and Prevention (Africa CDC) declared mpox a public health emergency in response to its spread in Africa. Since then, cases of clade Ib mpox have been reported in Sweden, Thailand, and Pakistan.

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Article Synopsis
  • * A survey conducted in African Union Member States revealed significant variability in testing capacity and diagnostic technologies across countries, with many nations struggling to address challenges related to priority diseases like dengue and Crimean-Congo haemorrhagic fever.
  • * Investments in diagnostic capacity for diseases like COVID-19, polio, and measles showed better outcomes, but the lack of multiplex testing and overall limited laboratory capabilities raised concerns about preparedness for future outbreaks.
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  • HIV drug resistance (HIVDR) can decrease the effectiveness of antiretroviral drugs, and this study focused on assessing HIV-1 subtypes and drug resistance among key populations in Vietnam during 2018 and 2020.
  • The study recruited participants from hotspots for men who have sex with men (MSM) and female sex workers (FSW) in various provinces, and 42.5% of HIV-positive samples had a viral load indicating the need for further testing for drug resistance.
  • The results showed that CRF01_AE was the most common subtype, and 16.7% of participants had drug resistance mutations, with the majority being associated with NNRTI and NRTI classes, suggesting
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Article Synopsis
  • Africa is getting better at reading the genetic information of germs, which helps understand and fight diseases.
  • Now, they can do this work themselves instead of depending on other countries.
  • But there are still some challenges that need to be solved to make sure the information is used quickly and effectively to prevent and deal with pandemics.
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Article Synopsis
  • Between January and August 2024, nearly all provinces of the Democratic Republic of the Congo reported cases of mpox.
  • Genome sequencing from 11 cases in Kinshasa revealed the presence of two subclades, Ia and Ib, co-circulating in the Limete health zone.
  • Phylogenetic analyses indicated that these subclades have multiple introductions in Kinshasa, highlighting the increasing complexity of mpox outbreaks in the DRC.
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