abstract：:Variable selection is a procedure used to select the most important features to obtain as much information as possible from a reduced amount of features. The selection stage is crucial. The subsequent design of a quantitative structure-activity relationship (QSAR) model (regression or discriminant) would lead to poor ...

journal_title：Current topics in medicinal chemistry

authors： González MP,Terán C,Saíz-Urra L,Teijeira M

更新日期：2008-01-01 00:00:00

abstract：:Histone deacetylase (HDAC) inhibitors constitute a novel and growing class of anticancer agents that function by altering intracellular patterns of histone acetylation, the so-called epigenetic "histone code," thereby producing changes in cell cycle arrest, differentiation, and/or apoptosis in tumor cells. This overvi...

journal_title：Current topics in medicinal chemistry

authors： Moradei O,Vaisburg A,Martell RE

更新日期：2008-01-01 00:00:00

abstract：:Glycopeptide antibiotics are complex natural products biosynthesized by several actinomycete genera. They inhibit bacterial growth by interfering with cell wall biosynthesis. Glycopeptide antibiotics consist of a heptapeptide skeleton highly modified through cross-links of the aromatic moieties. In addition, they are ...

journal_title：Current topics in medicinal chemistry

authors： Donadio S,Sosio M

更新日期：2008-01-01 00:00:00

abstract：:Two general aspects which need to be considered for the successful application of dendrimers for biomedical purposes are their availability at an acceptable cost and their suitability as regards their pharmacodynamic and pharmacokinetic properties. These two aspects are covered in this review. In the first part, synth...

journal_title：Current topics in medicinal chemistry

authors： Villalonga-Barber C,Micha-Screttas M,Steele BR,Georgopoulos A,Demetzos C

更新日期：2008-01-01 00:00:00

abstract：:Implantable medical devices are increasingly important in the practice of modern medicine. Unfortunately, almost all medical devices suffer to a different extent from adverse reactions, including inflammation, fibrosis, thrombosis and infection. To improve the safety and function of many types of medical implants, a m...

journal_title：Current topics in medicinal chemistry

authors： Thevenot P,Hu W,Tang L

更新日期：2008-01-01 00:00:00

abstract：:This chapter describes the life cycle, general morphology and ultrastructure of the larval and adult stages of Taenia solium, a parasitic flatworm of humans found in underdeveloped countries. Experimental results describing the role of proteins and glycoproteins in the host-parasite relationship, as well as the variou...

journal_title：Current topics in medicinal chemistry

authors： Willms K

更新日期：2008-01-01 00:00:00

abstract：:Interest in the chemistry and biological properties of non-nucleoside N-glycosidic compounds has gathered pace over the past several years; the occurrence of the N-glycoside moiety in glycoproteins and a range of active natural products has prompted the synthesis of a diverse spectrum of related materials with promisi...

journal_title：Current topics in medicinal chemistry

authors： Norris P

更新日期：2008-01-01 00:00:00

abstract：:Monoacylglycerol lipase (MAGL) has been recently proposed as the main enzymatic activity responsible for the in vivo hydrolysis of the most abundant endocannabinoid in the brain, the 2-arachidonoylglycerol (2-AG). The endocannabinoids, mainly anandamide (AEA) and 2-AG, are a class of lipid messengers that modulate a b...

journal_title：Current topics in medicinal chemistry

authors： Viso A,Cisneros JA,Ortega-Gutiérrez S

更新日期：2008-01-01 00:00:00

abstract：:Penile erection is a complex physiologic event resulting from the interactions of the nervous system on a highly specialized vascular organ. Activation of central nervous system melanocortinergic (MC) receptors with either endogenous or synthetic melanotropic ligands may initiate and/or facilitate spontaneous penile e...

journal_title：Current topics in medicinal chemistry

authors： King SH,Mayorov AV,Balse-Srinivasan P,Hruby VJ,Vanderah TW,Wessells H

更新日期：2007-01-01 00:00:00

abstract：:This review mainly covers last five year literature on CCK1R agonists and antagonists. These CCK1R ligands have been found following the two usual and complementary strategies for drug discovery: rational design based on structure activity relationships on the CCK-7 and CCK-4 peptide sequences of the endogenous ligand...

journal_title：Current topics in medicinal chemistry

authors： García-López MT,González-Muñiz R,Martín-Martínez M,Herranz R

更新日期：2007-01-01 00:00:00

abstract：:Fragment-based drug discovery (FBDD) needs a biophysical assay to complement, or even replace, biochemical screening. NMR is the best choice for this because NMR delivers many different types of data that impacts medicinal chemistry decisions. There are a multitude of different NMR methods which can be employed to the...

journal_title：Current topics in medicinal chemistry

authors： Zartler ER,Mo H

更新日期：2007-01-01 00:00:00

abstract：:The neuropeptide Y (NPY), peptide YY (PYY) and pancreatic polypeptide (PP) family of hormones exhibit a wide variety of biological actions on the mammalian gastrointestinal tract through known G-protein coupled receptor pathways. At least four receptor subtypes, denoted as Y(1), Y(2), Y(4) an Y(5), each with specific ...

journal_title：Current topics in medicinal chemistry

authors： Vona-Davis LC,McFadden DW

更新日期：2007-01-01 00:00:00

abstract：:Seizures are one of the most common neurological disorders in clinical medicine. Triggering mechanisms by which seizures form remain unclear, but are related to a rapid change in ionic composition, including an increase of intracellular potassium concentration and pH shifts within the brain. pH buffering of extra- and...

journal_title：Current topics in medicinal chemistry

authors： Thiry A,Dogné JM,Supuran CT,Masereel B

更新日期：2007-01-01 00:00:00

abstract：:Fluorine-18 ((18)F, beta(+); 96.7%, T(1/2)=109.8 min) is of considerable importance for developing positron emission tomography (PET) ligands for imaging receptor, enzyme, gene expression etc. in brain, tumor, myocardium and other regions or organs due to its optimal decay characteristics. To synthesize (18)F-labeled ...

journal_title：Current topics in medicinal chemistry

authors： Zhang MR,Suzuki K

更新日期：2007-01-01 00:00:00

abstract：:PLA2 enzyme catalyses the hydrolysis of cellular phospholipids at the sn-2 position to liberate arachidonic acid and lysophospholipid to generate a family of pro-inflammatory eicosanoids and platelet activating factor. The generation of pro-inflammatory eicosanoids involves a series of free radical intermediates with ...

journal_title：Current topics in medicinal chemistry

authors： Nanda BL,Nataraju A,Rajesh R,Rangappa KS,Shekar MA,Vishwanath BS

更新日期：2007-01-01 00:00:00

abstract：:Structure-activity relationships of a 4-aminoquinoline MCH-1R antagonist lead series were explored by synthesis of analogs with modifications at the 2-, 4- and 6-positions of the original HTS hit. Improvements to the original screening lead were made by addition of lipophilic groups at the 2-position and biphenyl, cyc...

journal_title：Current topics in medicinal chemistry

authors： DeVita RJ

更新日期：2007-01-01 00:00:00

abstract：:Many efforts are currently being made to connect small molecules to target proteins by extracting pharmacological data from bibliographic sources and storing them in annotated chemical libraries. Here, small molecules are further connected to biological pathways, with particular focus to pathways involving members of ...

journal_title：Current topics in medicinal chemistry

authors： Hettne K,Cases M,Boyer S,Mestres J

更新日期：2007-01-01 00:00:00

abstract：:The structure-activity relationships of azetidine-based DPP IV inhibitors will be discussed in detail in the following review. The azetidine-based DPP IV inhibitors can be divided into three main subtypes, the 2-cyanoazetidines, 3-fluoroazetidines and 2-ketoazetidines. These subtypes have been explored and structure-a...

journal_title：Current topics in medicinal chemistry

authors： Ferraris D,Belyakov S,Li W,Oliver E,Ko YS,Calvin D,Lautar S,Thomas B,Rojas C

更新日期：2007-01-01 00:00:00

abstract：:Internucleotide phosphodiester linkages in non-modified oligonucleotides are quickly degraded by nucleolytic enzymes present in the cells and this feature practically eliminates natural DNA and RNA molecules from medical applications and from many structural and mechanistic studies. P-chiral oligonucleotide analogs, i...

journal_title：Current topics in medicinal chemistry

authors： Guga P

更新日期：2007-01-01 00:00:00

abstract：:Non-steroidal anti-inflammatory drugs (NSAIDs) are widely used drugs but their use is hampered by gastrointestinal side effects. Cyclo-oxygenase Inhibitor Nitric Oxide Donors (CINODs) are a new class of anti-inflammatory and analgesic drugs generated by adding a nitric oxide generating moiety to the parent NSAID via a...

journal_title：Current topics in medicinal chemistry

authors： Stefano F,Distrutti E

更新日期：2007-01-01 00:00:00

abstract：:In this review the preclinical medicinal chemistry, biochemistry and clinical results achieved in the treatment of prostatic disease with dutasteride, a dual inhibitor of type 1 and type 2,5alpha-reductase are described. During the discovery phase, dutasteride was optimized to inhibit both forms of human 5 alpha-reduc...

journal_title：Current topics in medicinal chemistry

authors： Frye SV

更新日期：2006-01-01 00:00:00

abstract：:Over activation of the NMDA receptor complex has been implicated in a number of neurological conditions. The use of NMDA antagonists as therapeutic agents has been limited by serious cognitive and motor side effects. Significant efforts have been reported in the development of NR2B subtype-selective antagonists, which...

journal_title：Current topics in medicinal chemistry

authors： Layton ME,Kelly MJ 3rd,Rodzinak KJ

更新日期：2006-01-01 00:00:00

abstract：:A major neurotransmitter, L-Glutamate must be stored, transported and received, and these processes are mediated by proteins that bind this simple yet essential amino acid. Detailed evidence continues to emerge on the structure of Glu binding proteins, which includes both receptors and transporters. It appears that re...

journal_title：Current topics in medicinal chemistry

authors： Natale NR,Magnusson KR,Nelson JK

更新日期：2006-01-01 00:00:00

abstract：:Leukocytes and lung structural cells contribute to the pathophysiology of asthma through the production of numerous mediators including serine proteases. Such proteases include mast cell tryptase and chymase; neutrophil elastase, cathepsin G and myeloblastin (proteinase 3); bronchial epithelial cell-derived transmembr...

journal_title：Current topics in medicinal chemistry

authors： Guay C,Laviolette M,Tremblay GM

更新日期：2006-01-01 00:00:00

abstract：:Modulation of the androgen receptor has the potential to be an effective treatment for hypogonadism, andropause, and associated conditions such as sarcopenia, osteoporosis, benign prostatic hyperplasia, and sexual dysfunction. Side effects associated with classical anabolic steroid treatments have driven the quest for...

journal_title：Current topics in medicinal chemistry

authors： Cadilla R,Turnbull P

更新日期：2006-01-01 00:00:00

abstract：:During development, Glu receptors and N-methyl-D-aspartate receptors in particular initiate a cascade of signal transduction events and gene expression changes primarily involving Ca(2+) ion-mediated signaling induced by activation of either Ca(2+) ion-permeable receptor channels or voltage-sensitive Ca(2+) ion channe...

journal_title：Current topics in medicinal chemistry

authors： Balazs R

更新日期：2006-01-01 00:00:00

abstract：:Chronic hepatitis B virus (HBV) infection affects about 400 million people worldwide. The development of nucleoside analogs that inhibit HBV polymerase provides an important approach for treating HBV infection. The approval of lamivudine, adefovir and entecavir represents a cornerstone of hepatitis B therapy. However,...

journal_title：Current topics in medicinal chemistry

authors： Zhou XX,Littler E

更新日期：2006-01-01 00:00:00

abstract：:Much attention has focused on the development of protein kinases as drug targets to treat a variety of human diseases including diabetes, cancer, hypertension and arthritis. To date, Gleevec is one example of a drug targeting protein that has successfully treated human cancer. Several other protein kinase inhibitors a...

journal_title：Current topics in medicinal chemistry

authors： Haystead TA

更新日期：2006-01-01 00:00:00

abstract：:Nitric Oxide (NO) is widely recognized as an important messenger and effector molecule in a variety of biological systems. There is strong evidence from animal models that elevated or lowered NO levels are associated with a variety of pathological states. In nature, NO is synthesised from the amino acid l-arginine by ...

journal_title：Current topics in medicinal chemistry

authors： Tinker AC,Wallace AV

更新日期：2006-01-01 00:00:00

abstract：:A better understanding of the biology and pathogenesis of hematological malignancies has led to the development of immunotherapeutic and immunoregulatory drugs. Many of these agents have revolutionized the current treatment modalities, while others are under investigation. Rituximab (anti-CD20 antibody) has been estab...

journal_title：Current topics in medicinal chemistry

authors： Pangalis GA,Kyrtsonis MC,Vassilakopoulos TP,Dimopoulou MN,Siakantaris MP,Emmanouilides C,Doufexis D,Sahanas S,Kontopidou FN,Kalpadakis C,Angelopoulou MK,Dimitriadou EM,Kokoris SI,Panayiotidis P

更新日期：2006-01-01 00:00:00

abstract：:The dopamine transporter (DAT) is a target for the development of pharmacotherapies for a number of central disorders including Parkinson's disease, Alzheimer's disease, schizophrenia, Tourette's syndrome, Lesch-Nyhan disease, attention deficit hyperactivity disorder (ADHD), obesity, depression, and stimulant abuse as...

journal_title：Current topics in medicinal chemistry

authors： Runyon SP,Carroll FI

更新日期：2006-01-01 00:00:00

abstract：:In the last few years, there has been a great increase in our understanding of pain mechanisms. Given the complexity of the mechanisms involved in pain modulation, it is surprising that the pharmacological control of pain through the application of relatively simple analgesics can be effective. Nevertheless, the appli...

journal_title：Current topics in medicinal chemistry

authors： Mico JA,Berrocoso E,Ortega-Alvaro A,Gibert-Rahola J,Rojas-Corrales MO

更新日期：2006-01-01 00:00:00

abstract：:Among the many important physiological functions of the activated vitamin D receptor (VDR) is the signaling of monocytic differentiation, first demonstrated by conversion of malignant myeloid leukemia cells to nonproliferating cells with mature monocyte/macrophage appearance. However, the understanding of how 1, 25-di...

journal_title：Current topics in medicinal chemistry

authors： Studzinski GP,Garay E,Patel R,Zhang J,Wang X

更新日期：2006-01-01 00:00:00

abstract：:Several strategies used in the rational design and synthesis of fluorinated compounds as potential therapeutic agents are reviewed. Applications of fluorine substitution in empirical SAR studies for lead development also are discussed, along with the implications with respect to fluorine target interactions that can b...

journal_title：Current topics in medicinal chemistry

authors： Kirk KL

更新日期：2006-01-01 00:00:00

abstract：:The computational assessment of drug metabolism has gained considerable interest in pharmaceutical research. Amongst others, machine learning techniques have been employed to model relationships between the chemical structure of a compound and its metabolic fate. Examples for these techniques, which were originally de...

journal_title：Current topics in medicinal chemistry

authors： Fox T,Kriegl JM

更新日期：2006-01-01 00:00:00

abstract：:Non-selective NSAIDs enhance the risk of serious ulcer complications (bleeding, perforation, obstruction), hospitalization and death about 3-10-fold. The gastrointestinal side effects of NSAIDs have a considerable economical burden, since they are responsible for 5-10 billion dollars in hospitalization charges and los...

journal_title：Current topics in medicinal chemistry

authors： Lehmann FS,Beglinger C

更新日期：2005-01-01 00:00:00

abstract：:Target-Related Affinity Profiling (TRAP) is a computational drug discovery technology that is based on 'affinity fingerprints', which are molecular descriptors derived from the protein binding preferences of small molecules. The underlying concepts of TRAP are reviewed. Affinity fingerprints are compared to molecular ...

journal_title：Current topics in medicinal chemistry

authors： Beroza P,Damodaran K,Lum RT

更新日期：2005-01-01 00:00:00

abstract：:This review describes the role of nuclear receptors in the regulation of genes involved in cholesterol transport and synthetic modulators of these receptors. Increasing the efflux of cholesterol from peripheral cells, such as lipid-laden macrophages, through a process called reverse cholesterol transport (RCT) require...

journal_title：Current topics in medicinal chemistry

authors： Pelton PD,Patel M,Demarest KT

更新日期：2005-01-01 00:00:00

abstract：:The task of rationally designing vaccines that can effectively impact on the survival of cancer patients remains challenging. Monoclonal antibodies and T cell receptors have proven to be viable templates for the application of pharmacophore design principles to develop antigens and immunogens as these immune system mo...

journal_title：Current topics in medicinal chemistry

authors： Pashov A,Perry M,Dyar M,Chow M,Kieber-Emmons T

更新日期：2005-01-01 00:00:00

abstract：:Our understanding of glutamatergic transmission in the central nervous system has been greatly expanded with the discovery and investigation of the metabotropic glutamate receptor family. Complementing the ionotropic glutamate-gated ion channels, these G-protein coupled receptors play critical roles in neuronal and gl...

journal_title：Current topics in medicinal chemistry

authors： Niswender CM,Jones CK,Conn PJ

更新日期：2005-01-01 00:00:00