Results 101 to 110 of about 41,396 (291)

Case report
Effective combination of lamivudine with ursodeoxycholic acid in the treatment of acute flare of chronic hepatitis B infection after discontinuation of lamivudine therapy

open access: yesArchives of Medical Science, 2005
Lamivudine is an effective nucleoside-analogue for the treatment of chronic hepatitis B. However, treatment withdrawal after 1 year has been associated with a high rate of relapse, while long-term treatment is associated with an increasing risk of drug ...
Krisztina Hagymási   +4 more
doaj  

Nucleic acid - protein fingerprints. Novel protein classification based on nucleic acid - protein recognition [PDF]

open access: yes, 2012
Protein chemistry uses protein description and classification based on molecular mass and isoelectric point as general features. Enzymes are also compared by enzymatic reaction constants, namely Km and kcat values. Proteins are also studied by binding to
Alexander Krylov, Renad Zhdanov
core   +1 more source

Drug resistance outcomes of long-term ART with tenofovir disoproxil fumarate in the absence of virological monitoring [PDF]

open access: yes, 2018
Objectives: The resistance profiles of patients receiving long-term ART in sub-Saharan Africa have been poorly described. This study obtained a sensitive assessment of the resistance patterns associated with long-term tenofovir-based ART in a ...
Appiah, Lambert T   +9 more
core   +3 more sources

Engineering Bisubstrates to Target m6Am RNA Methyltransferases: Synthesis and Computational Studies

open access: yesChemistry – A European Journal, EarlyView.
Use of the convertible nucleoside approach to synthesize m6Am RNA methyltransferase bisubstrates. This methodology allows for the introduction of modifications on the SAM analog moiety and the RNA substrate part, including the introduction of a cap analog by click chemistry.
Yoann Colas   +3 more
wiley   +1 more source

Drogas anti-VIH: passado, presente e perspectivas futuras Drugs anti-HIV: past, present and future perspectives

open access: yesQuímica Nova, 2003
Currently available anti-HIV drugs can be classified into three categories: nucleoside analogue reverse transcriptase inhibitors (NRTIs), non-nucleoside reverse transcriptase inhibitors (NNRTIs) and protease inhibitors (PIs).
Marcus Vinícius Nora de Souza   +1 more
doaj   +1 more source

Infectivity decline of an RNA plant virus by increased mutagenesis supports the lethal defection model in vivo [PDF]

open access: yes, 2013
Lethal mutagenesis is a new antiviral therapy based on increasing the mutation rate by using mutagenic base and nucleoside analogues whose molecular mechanisms are not fully understood.
Brichette Mieg, Isabel   +2 more
core  

Boron Neutron Capture Therapy at a Crossroads: Translational Gap and Emerging Delivery Agents

open access: yesChemistry – A European Journal, EarlyView.
This review surveys recent advances in boron delivery agents for BNCT, emphasizing the shift from classical small molecules to multifunctional nanocarriers and theranostic systems. By integrating targeting, imaging, and therapy, next‐generation boron compounds aim to bridge the gap between (bio)chemical innovation and clinical translation.
Christoph Selg, Evamarie Hey‐Hawkins
wiley   +1 more source

A case of entecavir resistance which is developed after complete viral suppression during entecavir treatment for nucleoside-naive chronic hepatitis B

open access: yesThe Turkish Journal of Gastroenterology, 2014
Entecavir (ETV) is a potent nucleoside analogue against hepatitis B virus (HBV), and the emergence of drug resistance is rare in nucleoside-naive patients because development of ETV resistance (ETVr) requires at least three amino acid substitutions in ...
Ümit Bilge Doğan   +4 more
doaj   +1 more source

The effect of HIV and antiretroviral therapy on chromosomal radiosensitivity [PDF]

open access: yes, 2015
Introduction: Antiretroviral Treatment (ART) has led to an improvement in survival of HIV infected individuals. Some of them will develop cancer during the course of their infection and will require radiation therapy.
Baeyens, Ans   +3 more
core   +1 more source

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