نتایج جستجو برای: tfv

تعداد نتایج: 187  

2011
Atsuko Hachiya Eiichi N. Kodama Matthew M. Schuckmann Karen A. Kirby Eleftherios Michailidis Yasuko Sakagami Shinichi Oka Kamalendra Singh Stefan G. Sarafianos

HIV-1 carrying the "Q151M complex" reverse transcriptase (RT) mutations (A62V/V75I/F77L/F116Y/Q151M, or Q151Mc) is resistant to many FDA-approved nucleoside RT inhibitors (NRTIs), but has been considered susceptible to tenofovir disoproxil fumarate (TFV-DF or TDF). We have isolated from a TFV-DF-treated HIV patient a Q151Mc-containing clinical isolate with high phenotypic resistance to TFV-DF. ...

2017
John C. Kraft Lisa A. McConnachie Josefin Koehn Loren Kinman Carol Collins Danny D. Shen Ann C. Collier Rodney J.Y. Ho

OBJECTIVE The aim of the present study was to determine whether a combination of anti-HIV drugs - tenofovir (TFV), lopinavir (LPV) and ritonavir (RTV) - in a lipid-stabilized nanosuspension (called TLC-ART101) could enhance and sustain intracellular drug levels and exposures in lymph node and blood cells above those in plasma. DESIGN Four macaques were given a single dose of TLC-ART101 subcut...

Journal: :AIDS research and human retroviruses 2015
Stephen J Kerr Baralee Punyawudho Narukjaporn Thammajaruk Angela Colbers Prachya Chaiyahong Supalak Phonphithak Vorapot Sapsirisavat Kiat Ruxrungtham David M Burger Anchalee Avihingsanon

Tenofovir (TFV) exposure is associated with antiretroviral efficacy and risk of kidney disease. There is evidence of high interindividual variability of the pharmacokinetics of TFV. The effect of several clinical conditions on the pharmacokinetics of TFV has been observed and may partly explain its variability. We assessed factors influencing the pharmacokinetics of TFV in Thai patients. Thirty...

Journal: :Antimicrobial agents and chemotherapy 2006
Francesc Vidal Joan Carles Domingo Jordi Guallar Maria Saumoy Begoña Cordobilla Rainel Sánchez de la Rosa Marta Giralt Maria Luisa Alvarez Miguel López-Dupla Ferran Torres Francesc Villarroya Tomas Cihlar Pere Domingo

We assessed the in vitro toxicity of tenofovir (TFV) and compared it with those of zidovudine (AZT), didanosine (ddI), ritonavir (RTV), and lopinavir (LPV) alone and in combination in human renal proximal tubule epithelial cells (RPTECs). The cells were treated with various concentrations and combinations of the tested antiretrovirals for up to 22 days, and cytotoxicity was determined. In addit...

Journal: :Expert Syst. Appl. 2011
Qi Wu Rob Law

This paper presents a new version of fuzzy support vector machine to forecast the nonlinear fuzzy system with multi-dimensional input variables. The input and output variables of the proposed model are describedas triangular fuzzynumbers. Thenby integrating the triangular fuzzy theory andv-support vector regression machine, the triangular fuzzy v-support vector machine (TFv-SVM) is proposed. To...

2015
Ian Mcgowan Ross D. Cranston Kathryn Duffill Aaron Siegel Jarret C. Engstrom Alexyi Nikiforov Cindy Jacobson Khaja K. Rehman Julie Elliott Elena Khanukhova Kaleab Abebe Christine Mauck Hans M. L. Spiegel Charlene S. Dezzutti Lisa C. Rohan Mark A. Marzinke Hiwot Hiruy Craig W. Hendrix Nicola Richardson-Harman Peter A. Anton

OBJECTIVES The CHARM-01 study characterized the safety, acceptability, pharmacokinetics (PK), and pharmacodynamics (PD) of three tenofovir (TFV) gels for rectal application. The vaginal formulation (VF) gel was previously used in the CAPRISA 004 and VOICE vaginal microbicide Phase 2B trials and the RMP-02/MTN-006 Phase 1 rectal safety study. The reduced glycerin VF (RGVF) gel was used in the MT...

2016
Richard H Beigi Lisa M Noguchi Elizabeth Montgomery Joseph Biggio Craig W Hendrix Mark A Marzinke James Y Dai Jason Pan Ratiya Kunjara Na Ayudhya Jill L Schwartz Karen Isaacs Jeanna M Piper D Heather Watts

INTRODUCTION Vaginal tenofovir (TFV) 1% gel may reduce incident HIV-1 and herpes simplex virus 2 infection. Pregnancy may increase risk of HIV acquisition, and incident HIV in pregnancy potentiates perinatal HIV transmission. Our objective was to investigate the safety and pharmacokinetics of seven days of TFV 1% vaginal gel in term and near-term pregnancy. METHODS Ninety-eight healthy pregna...

Journal: :The Journal of infectious diseases 2011
Richard Beigi Lisa Noguchi Teresa Parsons Ingrid Macio Ratiya P Kunjara Na Ayudhya Jianmeng Chen Craig W Hendrix Benoît Mâsse Megan Valentine Jeanna Piper D Heather Watts

UNLABELLED Tenofovir (TFV) 1% vaginal gel has been found to decrease sexual transmission of human immunodeficiency virus. To initiate investigations during pregnancy, 16 healthy pregnant women scheduled for cesarean delivery received a single application of TFV gel preoperatively. Maternal serum drug concentrations were determined and fetal cord blood, amniotic fluid, placental tissue, and endo...

2016
Yusuke Kunimoto Hiroshi Ikeda Satoshi Fujii Manabu Kitagawa Kieko Yamazaki Hiromasa Nakata Norimasa Noda Tadao Ishida Atsushi Miyamoto

BACKGROUND Plasma tenofovir (TFV) trough concentrations may be relevant for tenofovir disoproxil fumarate (TDF)-induced renal dysfunction. The purpose of this study was to determine the association between plasma TFV trough concentrations and TDF-induced renal dysfunction in Japanese patients with human immunodeficiency virus (HIV) infection. METHODS A 48-week, retrospective cohort study was ...

Journal: :Sustainability 2021

This study focuses on true and fair view (TFV) presentation (FP) in financial statements. It questions if attitudes towards the override (TFO) condition, included European Union (EU) legislation International Financial Reporting Standards (IFRS), is indicative of a principles-based approach or lip service to concept that rarely applied. We address this subject because we consider there should b...

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