نتایج جستجو برای: volsurf

تعداد نتایج: 27  

Journal: :Chemical biology & drug design 2011
Jie Zhang Yuanyuan Shan Xiaoyan Pan Chen Wang Wenfang Xu Langchong He

Neuraminidase (NA) is a major glycoprotein of influenza virus which is essential for viral infection. It offers a potential target for antiviral drug design and discovery. To develop novel potent neuraminidase inhibitors (NAI), Surflex-Dock was employed to dock 40 hydrophobic p-aminosalicylic acid derivatives into the active site of NA. The 3D-quantitative structure-activity relationship studie...

Journal: :European journal of pharmaceutical sciences : official journal of the European Federation for Pharmaceutical Sciences 2009
Edwige Nicolle Julien Boccard David Guilet Marie-Geneviève Dijoux-Franca Fabien Zelefac Sira Macalou Jeanne Grosselin Julien Schmidt Pierre-Alain Carrupt Attilio Di Pietro Ahcène Boumendjel

A series of compounds derived from naturally occurring flavonoids and synthetic analogs have been evaluated on cell lines overexpressing the wild-type breast cancer resistance protein (BCRP/ABCG2) half-transporter. Human ABCG2-transfected cells were used for screening their inhibitory activity. Five new natural compounds obtained from Morus mesozygia Stapf and one synthetic chromone, comprising...

Journal: :Molecules 2010
Luciana Scotti Elizabeth Igne Ferreira Marcelo Sobral da Silva Marcus Tullius Scotti

Natural products have widespread biological activities, including inhibition of mitochondrial enzyme systems. Some of these activities, for example cytotoxicity, may be the result of alteration of cellular bioenergetics. Based on previous computer-aided drug design (CADD) studies and considering reported data on structure-activity relationships (SAR), an assumption regarding the mechanism of ac...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه صنعتی خواجه نصیرالدین طوسی 1390

هدف از مطالعه حاضر ایجاد یک مدل کیوسار سه بعدی معتبر با قابلیت پیشگویی بالا برای مجموعه-ای از داروهای ضدتومور می باشد. توصیف کننده های عاری از جهت، توصیف کننده هایی مستقل از هم ترازی و کاملاً قابل درک و قابل تفسیر از نظر شیمیایی هستند. این توصیف کننده ها مشابه روش کومفا از انرژی برهمکنش های برمبنای میدان نیرو مشتق می شوند که در هر نقطه از شبکه احاطه کننده مولکول محاسبه شده اند. متغیرهای استفاده ...

Journal: :Materials research proceedings 2023

Abstract. Owing to the rapid growth in IL synthesis due feasible cation–anion combinations, knowledge of their toxicity is pertinent for successful application. Toxicity information measurement various ILs on a broad spectrum conditions through experimental techniques way demanding time, resources, and at times impractical. Various research works have been performed Quantitative Structure Activ...

Journal: :Drug metabolism and disposition: the biological fate of chemicals 2009
Poongavanam Vasanthanathan Olivier Taboureau Chris Oostenbrink Nico P E Vermeulen Lars Olsen Flemming Steen Jørgensen

The cytochrome P450 (P450) superfamily plays an important role in the metabolism of drug compounds, and it is therefore highly desirable to have models that can predict whether a compound interacts with a specific isoform of the P450s. In this work, we provide in silico models for classification of CYP1A2 inhibitors and noninhibitors. Training and test sets consisted of approximately 400 and 70...

Journal: :Molecules 2016
Ricardo Carneiro Montes Ana Luiza A L Perez Cássio Ilan S Medeiros Marianna Oliveira de Araújo Edeltrudes de Oliveira Lima Marcus Tullius Scotti Damião Pergentino de Sousa

A collection of 32 structurally related N-(4-halobenzyl)amides were synthesized from cinnamic and benzoic acids through coupling reactions with 4-halobenzylamines, using (benzotriazol-1-yloxy)tris(dimethylamino)phosphonium hexafluorophosphate (BOP) as a coupling agent. The compounds were identified by spectroscopic methods such as infrared, ¹H- and 13C- Nuclear Magnetic Resonance (NMR) and high...

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