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Prof. Dr. Rainer Weber - Klinik für Infektionskrankheiten und Spitalhygiene, Universitätsspital Zürichmore information

Fakultäten » Medizinische Fakultät » Infektionskrankheiten und Spitalhygiene, Klinik für » Prof. Dr. Rainer Weber

Current research projects

Project leader Project title
Fehr Booster-Study: Evaluation of safety and efficacy of GS 9350-boosted Atazanavir
Fehr Ledergerber bART-study: Barriers to antiretroviral therapy in HIV-infected individuals
Flückiger Ruef Surveillance of nosocomial fungal infections in Switzerland
Hasse Co-trimoxazole prophylaxis is associated with reduced risk of incident tuberculosis in participants of the Swiss HIV Cohort Study
Huber Weber Self-reported injection and non-injection drug use in HIV-infected persons in the SHCS, and influence of drug use behaviour on the uptake of, adherence to, and outcome of antiretroviral therapy and outcome of HIV infection (a project of the Swiss HIV Cohort Study)
Kovari Metabolism and Aging, The Swiss HIV Cohort Study Core Project
Prevalence of liver fibrosis and progression of liver fibrosis in HIV-infected, HCV/HBV-seronegative patients with chronic ALT elevation
Is there a concentration-dependent effect of ribavirin on the early and sutained virological response in HIV/HCV coinfected patients treated with ribavirin and pegylated interferon?
Ledergerber Immediate and underlying causes of death in the Swiss HIV Cohort Study: Data completion and analyses
Trends in CD4 cell counts after three class virological failure among HIV positive people
Modelling HIV incidence, - prevalence and “being in medical care”. A treatment career approach to HIV infection in Switzerland
Lundgren Phillips A study in HIV discordant partnerships to estimate the rate of transmission of HIV and to investigate factors associated with condom use (PARTNER Study)
Mueller Furrer START (Strategic Timing of AntiRetroviral Treatment)
Mueller Seebach Schneider Endothelial infection with Cytomegalovirus in xeno- and allotransplantation: Immunological and procoagulant consequences
Mueller Steiger Fehr Swiss transplant cohort study (STCS)
Ruef National surveillance of surgical site infections in Switzerland
Single-dose pharmacokinetic evaluation of intravenous daptomycin in patients with thermal injury during treatment of suspected or proven catheter-related infections
Comparison of the efficacy of copper-silver ionization with chlorinedioxide treatment of warm water systems to combat Legionella contamination
Sax Ruef Surveillance of nosocomial infections in Switzerland (SNIP)
Speck Value of humanized mice for studying imminent questions and therapeutic approaches of HIV infection.
Role of Suppressor of Cytokine Signaling (SOCS) in HIV pathogenesis
Role of TLR7/8 signaling in HIV infection
Identification of novel cellular host HIV restriction factors from CD4+ T-cells resistant to HIV infection
A multicenter, open-labeled, controlled randomized study of recombinant Interleukin-7 (CYT107) treatment to restore and maintain CD4 T-lymphocyte counts above 500 cells/µL in HIV-infected patients with CD4 counts remaining between 101-350 cells/µL after at least 2 years of HAART and plasma HIV RNA < 50 copies/mL for 18 months.
Speck Hersberger Role of suppressor of cytokine signaling in HIV pathogenesis
Weber Data Collection on Adverse events of Anti-HIV Drugs (DAD)
Phase II and III studies to investigate antiretroviral therapy: Various studies
Smoking Cessation in the Swiss HIV Cohort Study
Weber Ledergerber The Swiss HIV Cohort Study (SHCS)
Weber Ruef Antibiotic Stewardship at the University Hospital Zurich
Zinkernagel Importance of the M1 Protein Structure for Virulence of Group A Streptococcus

Completed research projects

Project leader Project title
Battegay Cost-effectiveness of genotypic and phenotypic antiretroviral resistance testing in HIV infected patients
Ebnöther MO1-305: A Phase IV Long-Term Safety Surveillance Study of Subjects Enrolled in the M98-863 Study
Fehr A Phase IIb, multicentre, randomised, double-blind, active-controlled trial comparing neuropsychiatric adverse event profile of etravirine 400mg q.d. vs. efavirenz 600mg q.d. in combination with 2 nucleos/tide reverse transcriptase inhibitors in antiretroviral therapy-naive HIV-1 infected subjects (SENSE-study)
Ready to start? Assessing and supporting HIV-infected individual's readiness to start antiretroviral therapy
SENSE-study: Neuropsychiatric adverse event profile of etravirine versus stocrin in HIV-1 infected subjects
Fischer Determination of the distribution and topology of cell-Associated HIV-RNA in blood and lymphoid tissue of HIV-infected patients on effective combination antiretroviral therapy
Determination of the viral transcriptional activity and productivity of HIV-infected peripheral blood mononuclear cells and macrophages at the single cell level in vivo.
Characterization of extrahepatic Hepatitis C Virus Replication in vivo
Maintenance and induction of latent infection of HIV-1 by innate cellular defense mechanisms in vivo
In vivo Correlates of HIV-1 Latency During Antiretroviral Therapy; Individualized Approaches to Quantify Highly Variable Viral Nucleic Acids
Flepp INITIO: An open randomised trial to evaluate different therapeutic strategies of combination therapy for HIV-1 infection
AI424-034: A Phase III - study comparing the antiviral efficacy and safety of BMS-232632 with Efavirenz; each in combination with fixed dose Zidovudine-Lamivudine
AI424-008: Evaluation of the Safety and Antiviral Efficacy of a Novel HIV-1 Protease Inhibitor, BMS-232632, in Combination with D4T and 3TC as Compared to a Reference Combination Regimen
M98-863: A Randomized, Double-Blind, Phase III Study of ABT-378/Ritonavir Plus Stavudine and Lamivudine vs. Nelfinavir Plus Stavudine and Lamivudine in Antiretroviral-Naive HIV-Infected Subjects
THE ZURICH PROMETHEUS STUDY: ddI QD / d4T / Nelfinavir in HIV-Infected Drug Users Enrolled in Opiate Substitution Programs
Gaab Weber SWISSIT Study: Randomized controlled trial of stress management training in patiens with HIV infection
Hasse Determinants of unprotected sex among HIV-infected persons. The Swiss HIV Cohort Study
Clinical problems in ageing HIV-patients: Experiences from the Swiss HIV Cohort Study
Extended-Spectrum β-Lactamase-producing gram-negative pathogens in community-acquired urinary tract infections: An increasing challenge for antimicrobial therapy
Hersberger Is there an association of the inducible nitric oxide synthase polymorphism with HIV replication and pathogenesis?
Hirschel STACCATO: A Randomized Trial of CD4 guided Treatment Interruption, Compared to Continuous Treatment, for HIV Infection.
Swiss Intermittent Therapy Trial - 2 (SITT): Granulocyte-Macrophage Colony-Stimulating Factor (GM-CSF) plus treatment interruptions for stimulating the anti-HIV immune response.
A Trial of Intermittent Therapy for HIV Infection (Swiss-Spanish Intermittent Therapy Trial - SSITT)
Huber Weber Self-reported injection and non-injection drug use in HIV-infected persons in the SHCS, and influence of drug use behaviour on the uptake of, adherence to, and outcome of antiretroviral therapy and outcome of HIV infection
Karrer Immunologic response of patients treated with combination antiretroviral therapy containing tenofovir and/or didanosine.
INTENSE-study: A Phase IIIb / IV randomized, controlled study evaluating an intensification treatment strategy of adding Enfuvirtide (ENF) to an oral highly active antiretroviral therapy (HAART) in treatment experienced patients.
Therapy-induced functional and phenotypic alterations in HIV-specific cellular immunity (Tiffany-study)
Influence of persistent viral infections on immune senescence
Antigen specificity of activated T cells in patients with untreated HIV-1 infection.
Kovari Association of Noncirrhotic Portal Hypertension (NCPH) in HIV-infected Persons and Antiretroviral Therapy with Didanosine (DDI) A nested case control study
Prolonged Antiretroviral Therapy (ART) and Risk for Chronic Elevation of Alanine Aminotransferase (ALT) in HIV-infected Persons without Hepatitis B or C Virus Co-infections
Liver-related mortality in HIV-infected patients without HBV and HCV infection in the D:A:D study.
Liver-related mortality in HIV-infected patients without HBV and HCV infection: The Data Collection on Adverse Events of Anti-HIV Drugs Study
Prävalenz und Entwicklung antimikrobieller Resistenzen bei E. coli im Urin im Raum Zürich als Grundlage für neue Richtlinien zur antibiotischen Therapie der unkomplizierten Zystitis
Kündig Therapeutic vaccination against chronic Hepatitis B by intralymphatic administration of a naked DNA vaccine.
Ledergerber EuroSIDA 2006-2010: Clinical and virological outcome of patients with HIV under care in Europe
Immigrants in the Swiss HIV Cohort Study: Characteristics, time-trends and retention rates
The effect of HIV clade on Immunologic and clinical HIV progression in antiretroviral naïve patients; A Canadian/Swiss Colaborative Study
Mühlemann Antibiotic utilization in Swiss hospitals; as part of project 'Sentinel surveillance of antibiotic resistance in Switzerland.
Müller Evolution of virulence in the Swiss HIV Cohort Study
Mueller SMART (A large Simple Trial Comparing Two Strategies for Management of Anti-Retroviral Therapy)
HIV and solid organ transplantation: Summary of the Swiss experience
Significance of the specific cellular response against Human Herpes virus 8 in control of Kaposi’s sarcoma in HIV-infection
Mueller Bischoff Prevalence and predictors of low vitamin D levels in the Swiss HIV Cohort Study
Mueller Buhler Islet xenotransplantation in the pig-to-nonhuman primate model: Evaluation of new immunosuppressive strategies and cross-species infections
Opravil Simplified maintenance therapy (SMT) in HIV infection
Hoffmann-La Roche Protocol NR15961: A Randomized, Open-Label, Multicenter, Phase III, Three Arm Study Evaluating the Efficacy and Safety of Pegylated-Interferon alfa-2a (Ro 25-8310) Monotherapy versus Combination Therapy of Pegylated-Interferon alfa 2a with Ribavirin (Ro- 20-9963) versus Combination Therapy of Interferon alfa-2a (Ro 22-8181) with Ribavirin for 48 Weeks and 24 Weeks of Follow-up in Patients with Chronic Hepatitis C Co-infected with Human Immunodeficiency Virus
Prospective study of switch to 3TC monotherapy with evaluation of replication capacity in patients with virologic failure and 3TC resistance
Prospective evaluation of non-invasive fibrosis assessment and breath test for quantification of liver function in patients with HIV/HCV-coinfection.
Treatment initiation with zidovudine-containing potent ART impairs the CD4 cell recovery but not the clinical efficacy.
A Long Term Safety and Efficacy Study of Viracept in Combination with 2 Nucleoside Reverse Transcriptase Inhibitors as Initial Treatment in HIV-infected Patients (Protocol AG1343-1260).
Tipranavir clinical studies
Fosamprenavir: A phase III, randomized, multicenter, parallel group, open-label, three arm study to compare the efficacy and safety of two dosing regimens of GW433908/ritonavir (700 mg/100 mg twice daily or 1400 mg/200 mg once daily) versus lopinavir/ritonavir (400 mg/100 mg twice daily) for 48 weeks in protease inhibitor experienced HIV-infected adults experiencing virological failure (Protocol APV30003)
Vicriviroc (SCH417690, experimental CCR5 antagonist): Safety and Efficacy of Vicriviroc in HIV-Infected Treatment-Naïve and Treatment-Experienced Subjects
Clinical Benefit of Early Initiation of Antiretroviral Therapy in Patients with Asymptomatic HIV Infection: A Nested Study of Two Matched Cohorts within the Swiss HIV Cohort Study.
KLEAN Study: A Phase IIIB, Randomized, Open-Label, Multicenter Study of the Safety and Efficacy of GW433908 (Fosamprenavir, 700mg BID) plus ritonavir (100mg BID) Versus Lopinavir/ritonavir (400mg/100mg BID) when Administered in Combination with the Abacavir/Lamivudine (600mg/300mg) Fixed-Dose Combination Tablet QD in Antiretroviral-Naïve HIV-1 Infected Adults Over 48 Weeks
TMC125 (Etravirine, experimental NNRTI) Phase II-III studies in patients with drug-resistant HIV infection.
Pulmonary hypertension related to HIV-infection: epidemiological, pathophysiological and therapeutical studies
TMC114 (Darunavir, HIV protease inhibitor): Several phase II - III multicenter studies examining the efficacy and tolerability of this new protease inhibitor both in treatment-experienced and treatment-naive HIV-1 infected subjects.
Raltegravir (HIV integrase inhibitor): Two phase II and III multicenter studies examining the efficacy and tolerability of this new integrase inhibitor in treatment-experienced HIV-1 infected subjects with multiple drug resistance.
Maraviroc (UK-427,857, experimental CCR5 antagonist): Three phase II - III multicenter studies examining the efficacy and tolerability of this new entry inhibitor both in treatment-experienced and treatment-naive HIV-1 infected subjects.
Oxenius Ex vivo analysis of productive HIV-1 infection in antigen-specific CD4+ T-cells
Ruef Assessment of antibiotic use and antibiotic resistance in long term care facilities and its impact on antimicrobial resistance in acute care hospitals
Antibiotic utilization in Swiss hospitals
Evaluation of Antifungal Therapy at a Large European University Hospital
Double-blind, randomized phase III study to assess safety and efficacy of isavuconazole in comparison with caspofungin followed by voriconazole in the treatment of candidemia and other invasive candida infections
Double blind, randomized, phase III study to assess the safety and efficacy of isavuconazole compared with voriconazole for the treatment of invasive fungal infections caused by Aspergillus species and other filamentous fungi
Risk factors for persistance of MRSA colonization: impact of decolonization measures
Outcome of enterococcal bacteremia in patients at a tertiary care university hospital
Impact of infection control interventions on the incidence of sternal wound infections in open heart surgery
Impact of teaching interventions on the incidence of catheter-related bacteremia in intensive care units
Speck Impact of triggering Toll-like receptor 7/8 on HIV replication: in vitro and in vivo studies
CD4 Expression level on HIV target cells: A prognostic factor for disease progression
CD4 epxression level on HIV target cells: a prognostic factor for disease progression
Examining the impact of IFN-alpha and IL-7 on Hepatitic C: a phase I clinical trial and in vivo mouse model
Role of negative feedback mechanism(s) in HIV pathogenesis
CD4 expression level on HIV target cells: A prognostic factor for disease progression?
Epstein-Barr Virus entry into epithelial cells
Impact of HIV-induced gene products on HIV replication
Do HIV+patients with lymphoma respond differently to TLR9 tirggering than matched HIV+ patients with no lymphoma.
Is triggering Toll-like receptor (TLR) 9 involved in the pathogenesis of HIV associated brain lymphoma?
CD4+ expression level on HIV target cells: a prognostic factor for disease progression?
Evaluation of a mouse model for the study of HIV
Investigation of toll-like receptor triggering on HIV-replication
Are polymorphisms of the toll-like receptor 9 gene associated with HIV replication and pathogenesis?
Einfluss von Zytokinen auf HIV in menschlichem lymphozytärem Gewebe, infiziert ex vivo.
Exploitation of signaling through the cellular receptor complex by HIV-1 to facilitate own replication.
Exploitation of signaling through the cellular receptor complex by HIV-1 to facilitate own replication.
Speck Nadal Do HIV+ patients with lymphoma respond differently to Toll-like receptor (TLR) 9 triggering than matched HIV+ patients with no lymphoma?
Is triggering Toll-like receptor 9 involved in the pathogenesis of HIV-associated brain lymphoma?
Speck Oxenius Cross-sectional analysis of the HIV-specific CD8 immune response in defined groups of HIV-infected patients: correlation with the clinical course and host genetic factors.
Trkola Günthard Structured treatment interruption combined with passive immunization in HIV infected patients: A phase II trial
Vernazza Immunomodulatory effects of atorvastatin in treatment interruption as a model for primary HIV infection: Atorvastatin in treatment interruption.
Immunomodulatory effects of atorvastatin in treatment interruption as a model for primary HIV infection: Atorvastatin in treatment interruption.
Vernazza Günthard Monotherapy in Switzerland (MOST-Study)
Weber QUEST Study: Evaluation of two therapeutic HIV vaccination regimens in HAART-treated primary HIV infection subjects following analytical treatment interruption: a randomised, placebo-controlled study.
Diarrhea in HIV-infected persons
Hepatitis B Virus Co-Infection in the Swiss HIV Cohort Study: Influence of HBV genotype, Hepatitis C Virus Co-infection and Antiretroviral Treatment on Clinical Outcome and HBV Clearance
Is HCV infection a risk factor for Diabetes mellitus type 2 and consequently a risk factor for cardiovascular disease among HIV infected persons?
ENDOPACT Study: Effect of Atazanavir on Endothelial Function in HIV-Infected Patients Compared to Standard Proteinase Inhibitors on top of Potent Antiviral Combination Therapy
Antiretroviral therapy of HIV-infected intravenous drug users and persons in a drug addiction treatment program: The Swiss HIV Cohort Study
Treatment of Hepatitis C Infection in HIV and HCV Co-infected Persons in the Swiss HIV Cohort Study: Observational Analysis of Epidemiology of Treatment, Treatment Course and Outcome
ARTEN: Open-label, randomised clinical trial to compare the virological efficacy and safety of Atazanavir/Ritonavir on a background of Tenofovir and Emtricitabine vs. Nevirapine on same background, in HIV-1-infected patients who have received no previous antiretroviral treatment.
CNA109586 – Study of Once-Daily Abacavir/Lamivudine versus Tenofovir/Emtricitabine, Administered with Efavirenz in Antiretroviral-Naive, HIV-1 Infected Adult Subjects
Risk-Factors for and Outcome of Hyperlactatemia in HIV-infected Persons: Is there a Need for Routine Lactate Monitoring?
Zinkernagel AI424-044: A Study to Assess Long-Term Antiviral Activity, Safety, Including Serum Lipids, and Tolerability of BMS-232632 in Combination with Stavudine (d4T) and Lamivudine (3TC) in Subjects Previously Treated with Nelfinavir or BMS-232632