We demonstrated experimental acquisition and transmission of Heartland bandavirus by Haemaphysalis longicornis ticks. Virus was detected in tick salivary gland and midgut tissues. A total of 80% of mice exposed to 1 infected tick seroconverted, suggesting horizontal transmission. H. longicornis ticks can transmit the virus in the transovarial mode.
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http://dx.doi.org/10.3201/eid2803.210973 | DOI Listing |
Int J MCH AIDS
June 2024
Heartland Alliance Nigeria, Abuja, Nigeria.
Background And Objective: The discovery of innovative pharmacological preventative measures in Human Immunodeficiency Virus transmission has boosted optimism in the successful control of HIV/AIDS with the objective of eradication and the end of the epidemic. Hence, assessing the effect of pre-exposure prophylaxis (PrEP) on HIV prevention among key populations (KPs) is imperative in advancing the conversation on ending HIV/AIDs.
Methods: This was a cross-sectional study using data from (female sex workers (FSWs), men who have sex with men (MSM), and people who inject drugs (PWIDs) enrolled in Heartland Alliance Ltd/GTE One Stop Shops (OSS) between May 2019 and April 2023 in the six selected Nigerian states (Lagos, Bayelsa, Cross River, Akwa Ibom, Jigawa, and Niger).
Am J Public Health
October 2024
Lauren Tietje, Michelle Funk, Divya Ramachandran, Andrew Weidemiller, Mehreen Chaudhry, Frances Lendacki, Rachel Bernard, Stephanie Gretsch, Kayla English, and Mary Kate Schroeter are with the Chicago Department of Public Health (CDPH), Chicago, IL. Isaac Ghinai, Antea Cooper, Lindsay Barranco, and Karrie-Ann Toews are with the Centers for Disease Control and Prevention, Atlanta, GA. Elizabeth L. Tung is with the Section of General Internal Medicine, University of Chicago, Chicago. Brian Borah, Ben Gerber, Bernice Man, Rebecca Singer, Stockton Mayer, and Suzanne Falck are with University of Illinois at Chicago. Elizabeth Bell, Angela Moss, and Elizabeth Davis are with Rush University Medical Center, Chicago. Thomas D. Huggett, Caroline Cool, and Wayne M. Detmer are with Lawndale Christian Health Center, Chicago. Mary Tornabene is with Heartland Alliance Health, Chicago. Josh Boegner, Erik Elias Glenn, and Gregory Phillips II are with the Department of Medical Social Sciences, Northwestern University, Evanston, IL.
To compare the incidence, case-hospitalization rates, and vaccination rates of COVID-19 between people experiencing sheltered homelessness (PESH) and the broader community in Chicago, Illinois, and describe the impact of a whole community approach to disease mitigation during the public health emergency. Incidence of COVID-19 among PESH was compared with community-wide incidence using case-based surveillance data from March 1, 2020, to May 11, 2023. Seven-day rolling means of COVID-19 incidence were assessed for the overall study period and for each of 6 distinct waves of COVID-19 transmission.
View Article and Find Full Text PDFPLoS One
May 2024
Institute of Global Health, University of Geneva, Geneva, Switzerland.
Background: Female sex workers (FSWs) are at high risk for HIV infection and face unique barriers to receiving and adhering to testing and treatment. Early viral suppression and consistent viral load testing are critical to optimizing health and reducing transmission in this population. However, the factors associated with testing and successful viral suppression among FSWs are poorly understood, especially in Sub-Saharan Africa.
View Article and Find Full Text PDFMicroorganisms
April 2024
State Key Laboratory of Integrated Management of Pest Insects and Rodents, Institute of Zoology, Chinese Academy of Sciences, Beijing 100101, China.
, a three-host tick with a wide host range, is widely distributed in different countries and regions. It stands out among ticks due to its unique feature of having both parthenogenetic and bisexual populations. Despite their morphological resemblance, the characteristics of the parthenogenetic population have been overlooked.
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