Carlos F Cáceres

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This paper makes five key points. First is that the aggregate effect of radical and sustained behavioural changes in a sufficient number of individuals potentially at risk is needed for successful reductions in HIV transmission. Second, combination prevention is essential since HIV prevention is neither simple nor simplistic. Reductions in HIV transmission(More)
Male sex workers who sell or exchange sex for money or goods encompass a very diverse population across and within countries worldwide. Information characterising their practices, contexts where they live, and their needs is limited, because these individuals are generally included as a subset of larger studies focused on gay men and other men who have sex(More)
A key component of the shift from an emergency to a long-term response to AIDS is a change in focus from HIV prevention interventions focused on individuals to a comprehensive strategy in which social/structural approaches are core elements. Such approaches aim to modify social conditions by addressing key drivers of HIV vulnerability that affect the(More)
The sterile insect technique (SIT) is an environment-friendly method used in area-wide pest management of the Mediterranean fruit fly Ceratitis capitata (Wiedemann; Diptera: Tephritidae). Ionizing radiation used to generate reproductive sterility in the mass-reared populations before release leads to reduction of competitiveness. Here, we present a first(More)
This study explores the potential cultivation of the giant kelp Macrocystis pyrifera (L.) C.A. Agardh in southern Chile, for the development of novel food products. The study demonstrates the importance of considering the collection site of the parent sporophytes for successful cultivation. This study also shows that the ropes must be seeded with 10,000 to(More)
OBJECTIVES To conduct a systematic review of published and unpublished data from research and public health information systems on the prevalence of male-to-male sex in the total male population; as well as among men who have sex with men (MSM), data on prevalence of heterosexual activity and heterosexual unions; prevalence of condom use with male and(More)
BACKGROUND This article provides a summary of the current status of the HIV/AIDS epidemic in Latin America, as well as an outline of the diverse responses to it. METHODS A search of international databases (Pubmed and ISI-Web of Science), regional databases (Scielo and Lilacs), regional and national documents and UNAIDS reports. Data are presented(More)
OBJECTIVES To assess the epidemiological and social/cultural context of, and the social response to, the HIV epidemic among gay and other men who have sex with men (MSM) in Latin America and the Caribbean. METHODS A review of epidemiological surveillance reports to the Pan American Health Organization/UNAIDS; published studies on HIV prevalence/incidence(More)
OBJECTIVE The objective of this study was to determine the epidemiology of herpes simplex virus type 2 (HSV-2) in general and socially marginalized populations of low-income, urban, coastal Peru. STUDY Two low-income populations were administered an epidemiologic survey and serologic tests, determining risk behavior, HSV-2, and HIV prevalence. RESULTS(More)
PURPOSE To determine the prevalence and correlates of sexual coercion in young adults in Lima, Peru. METHODS Lifetime sexual coercion and that at first sexual experience were studied in 629 sexually active young people, drawn from representative samples of 611 adolescents and 607 young adults. RESULTS Almost half of the young women and a quarter of the(More)