Browsing by Subject "Hiv"

Article

Antiretrovirals for HIV exposure prophylaxis

Nikolopoulos, Georgios K.; Tsiodras, Sotirios; Bonovas, Stefanos; Hatzakis, A. (2012)

Infection with Human Immunodeficiency Virus (HIV) remains a global public health problem. Although the epidemic has not been completely controlled, there was considerable progress in HIV prevention and treatment during the ...

Article

Big events in Greece and HIV infection among people who inject drugs

Nikolopoulos, Georgios K.; Sypsa, V.; Bonovas, Stefanos; Paraskeva, D.; Malliori-Minerva, Melpomeni; Hatzakis, A.; Friedman, Samuel R. (2015)

Big Events are processes like macroeconomic transitions that have lowered social well-being in various settings in the past. Greece has been hit by the global crisis and experienced an HIV outbreak among people who inject ...

Article

Condom effectiveness in reducing heterosexual HIV transmission: a systematic review and meta-analysis of studies on HIV serodiscordant couples

Giannou, Foteini K.; Tsiara, Chrissa G.; Nikolopoulos, Georgios K.; Talias, M.; Benetou, Vasiliki; Kantzanou, Maria; Bonovas, Stefanos; Hatzakis, A. (2016)

Objective: This systematic review and meta-analysis aimed to reassess the effectiveness of condoms in reducing heterosexual transmission of HIV. Methods: Medline, Scopus, and the ISI Web of Science databases were searched ...

Article

Effect of hepatitis C virus on immunological and virological responses in HIV-infected patients initiating highly active antiretroviral therapy: A meta-analysis

Tsiara, Chrissa G.; Nikolopoulos, Georgios K.; Dimou, Niki L.; Bagos, Pantelis G.; Saroglou, G.; Velonakis, E.; Hatzakis, A. (2013)

Co-infection of human immunodeficiency virus (HIV) with hepatitis C virus (HCV) is rather common. In the era of highly active antiretroviral therapy (HAART), viral hepatitis could result in adverse outcomes in HIV+ patients. ...

Article

Evaluation of the limiting antigen avidity EIA (LAg) in people who inject drugs in Greece

Nikolopoulos, Georgios K.; Katsoulidou, Antigoni; Kantzanou, Maria; Rokka, C.; Tsiara, Chrissa G.; Sypsa, V.; Paraskeva, D.; Psichogiou, M.; Friedman, Samuel R.; Hatzakis, A. (2017)

This analysis assessed the utility of the limiting antigen avidity assay (LAg). Samples of people who inject drugs (PWID) in Greece with documented duration of HIV-1 infection were tested by LAg. A LAg-normalized optical ...

Article

HBV-DNA levels predict overall mortality in HIV/HBV coinfected individuals

Nikolopoulos, Georgios K.; Paraskeva, D.; Psichogiou, M.; Hatzakis, A. (2016)

The coinfection of Hepatitis B virus (HBV) and human immunodeficiency virus (HIV) has been associated with increased death rates. However, the relevant research has mostly relied on serologic HBV testing [HBV surface antigen ...

Article

HIV epidemiology in Greece

Nikolopoulos, Georgios K.; Paraskeva, D.; Hatzakis, A. (2008)

Greece has experienced early the effect of HIV/AIDS on morbidity and mortality. The era of highly active antiretroviral therapy has alleviated many of the consequences of the epidemic, however, HIV infection remains an ...

Article

HIV/AIDS: Recent advances in antiretroviral agents

Nikolopoulos, Georgios K.; Bonovas, Stefanos; Tsantes, Argirio E.; Sitaras, N. M. (2009)

Despite the considerable progress in antiretroviral therapy, the eradication of HIV-1 remains unfeasible. Therefore, novel agents are under investigation. The aim of this review is to summarize the conventional compounds, ...

Article

HIV/HBV co-infection and rate of antiretroviral treatment change after highly active antiretroviral treatment initiation in a cohort of HIV-infected patients in Greece

Nikolopoulos, Georgios K.; Paraskeva, D.; Hatzitheodorou, E.; Moschidis, Zissis; Sypsa, V.; Zavitsanos, X.; Kalapothaki, Victoria; Hatzakis, A. (2010)

The current study investigated the impact of human immunodeficiency virus (HIV)/hepatitis B virus (HBV) co-infection on the rate of change of antiretroviral drugs after the initiation of highly active antiretroviral treatment ...

Article

Human immunodeficiency virus in injecting drug users in Europe following a reported increase of cases in Greece and Romania, 2011

Pharris, Anastasia; Wiessing, L.; Sfetcu, O.; Hedrich, D.; Botescu, A.; Fotiou, Anastasios; Nikolopoulos, Georgios K.; Malliori-Minerva, Melpomeni; Salminen, M.; Suk, J. E.; Griffiths, P.; Laar, M. J. van de (2011)

Greece and Romania reported an increased number of HIV cases among injecting drug users (IDUs) during 2011. Most European countries reported no changes in the rate of newly diagnosed cases of HIV or HIV prevalence in IDUs; ...

Article

Immediate impact of Hurricane Sandy on people who inject drugs in New York City

Pouget, E. R.; Sandoval, M.; Nikolopoulos, Georgios K.; Friedman, Samuel R. (2015)

Over the eight months following Hurricane Sandy, of October 2012, we interviewed 300 people who inject drugs in New York City. During the week after the storm, 28% rescued others or volunteered with aid groups; 60% experienced ...

Article

Interpersonal Attacks on the Dignity of Members of HIV Key Populations: A Descriptive and Exploratory Study

Friedman, Samuel R.; Pouget, E. R.; Sandoval, M.; Rossi, D.; Mateu-Gelabert, Pedro; Nikolopoulos, Georgios K.; Schneider, J. A.; Smyrnov, P.; Stall, R. D. (2017)

Attacks on peoples’ dignity help to produce and maintain stigmatization and interpersonal hostility. As part of an effort to develop innovative measures of possible pathways between structural interventions or socially-disruptive ...

Article

Measuring Altruistic and Solidaristic Orientations Toward Others among People Who Inject Drugs

Friedman, Samuel R.; Pouget, E. R.; Sandoval, M.; Jones, Yolanda; Nikolopoulos, Georgios K.; Mateu-Gelabert, Pedro (2015)

The altruism and/or solidarity of people who inject drugs helps protect sex and drug partners from HIV. Research has been hindered by lack of measures. We developed and administered scales to assess them to 300 people who ...

Article

Network characteristics of people who inject drugs within a new HIV epidemic following austerity in Athens, Greece

Tsang, M. A.; Schneider, J. A.; Sypsa, V.; Schumm, P.; Nikolopoulos, Georgios K.; Paraskeva, D.; Friedman, Samuel R.; Malliori-Minerva, Melpomeni; Hatzakis, A. (2015)

Background: Greece experienced an unprecedented increase in HIV cases among drug injectors in 2011 after economic crisis. Network-level factors are increasingly understood to drive HIV transmission in emerging epidemics. ...

Article

Overview of HIV molecular epidemiology among people who inject drugs in Europe and Asia

Nikolopoulos, Georgios K.; Kostaki, Evangelia-Georgia; Paraskeva, D. (2016)

HIV strains continuously evolve, tend to recombine, and new circulating variants are being discovered. Novel strains complicate efforts to develop a vaccine against HIV and may exhibit higher transmission efficiency and ...

Article

Pre-exposure prophylaxis for HIV: Evidence and perspectives

Nikolopoulos, Georgios K.; Christaki, Eirini; Paraskeva, D.; Bonovas, Stefanos (2017)

HIV remains an important public health issue worldwide. However, new prevention approaches have recently been developed and are very promising. Antiretroviral treatment as prevention, or as a prophylaxis after exposure to ...

Article

Rapid Decline in HIV Incidence among Persons Who Inject Drugs during a Fast-Track Combination Prevention Program after an HIV Outbreak in Athens

Sypsa, V.; Psichogiou, M.; Paraskeva, D.; Nikolopoulos, Georgios K.; Tsiara, Chrissa G.; Paraskeva, D.; Micha, Katerina; Malliori-Minerva, Melpomeni; Pharris, Anastasia; Wiessing, L.; Donoghoe, Martin; Friedman, Samuel R.; Jarlais, Don Des; Daikos, Georgios L.; Hatzakis, A. (2017)

Background. A "seek-test-treat" intervention (ARISTOTLE) was implemented in response to an outbreak of human immunodeficiency virus (HIV) infection among persons who inject drugs (PWID) in Athens. We assess trends in HIV ...

Article

Recent advances in the treatment of HIV/HBV and HIV/HCV co-infection

Masgala, Aikaterini; Bonovas, Stefanos; Nikolopoulos, Georgios K. (2012)

Concurrent infection with hepatitis B virus (HBV) and hepatitis C virus (HCV) in patients positive for human immunodeficiency virus (HIV) is relatively common. The treatment of co-infected individuals is rather complex ...

Article

Syphilis on the rise: A prolonged syphilis outbreak among HIV-infected patients in northern Greece

Tsachouridou, Olga; Skoura, Lemonia; Christaki, Eirini; Kollaras, Panagiotis; Sidiropoulou, E.; Zebekakis, P.; Vakirlis, E.; Margariti, Apostolia; Metallidis, Symeon (2016)

Introduction Sexually transmitted diseases (STDs) are a major public health issue in Europe. Numerous outbreaks of syphilis have been described recently and an increased prevalence of high-risk sexual practices has raised ...