abstract：:Tissue factor (TF) is the cellular receptor and cofactor for blood coagulation factor VII (FVII). Exposure of flowing blood to cells that express TF leads to the initiation of blood coagulation. A recent study of mice expressing low levels of TF has demonstrated the importance of TF and FVII in maintaining adequate ha...

journal_title：Trends in pharmacological sciences

authors： McVey JH

更新日期：2003-06-01 00:00:00

abstract：:K(+) channels are macromolecules embedded in biological membranes, where they play a key role in cellular excitability and signal transduction pathways. Knowledge of their structure should help improve our understanding of their function and lead to the design of therapeutic compounds. Most pharmacological and structu...

journal_title：Trends in pharmacological sciences

authors： Rodríguez de la Vega RC,Merino E,Becerril B,Possani LD

更新日期：2003-05-01 00:00:00

abstract：:5-HT(3) receptors are widely distributed in the CNS and PNS where they participate in a variety of physiological processes. Native 5-HT(3) receptors in the CNS display functional and pharmacological heterogeneity, suggesting the existence of multiple receptor subunits. However, recent evidence suggests that of the two...

journal_title：Trends in pharmacological sciences

authors： van Hooft JA,Yakel JL

更新日期：2003-04-01 00:00:00

abstract：:Salvinorin A, a neoclerodane diterpene, is the most potent naturally occurring hallucinogen known and rivals the synthetic hallucinogen lysergic acid diethylamide in potency. Recently, the molecular target of salvinorin A was identified as the kappa opioid receptor (KOR). Salvinorin A represents the only known non-nit...

journal_title：Trends in pharmacological sciences

authors： Sheffler DJ,Roth BL

更新日期：2003-03-01 00:00:00

abstract：:Apoptosis plays a key role in tumour biology, and the induction of apoptosis forms a cornerstone of most anticancer therapies. New developments in nuclear magnetic resonance spectroscopy (MRS) and magnetic resonance imaging (MRI) have taken these techniques far beyond their original roles as the workhorses of structur...

journal_title：Trends in pharmacological sciences

authors： Hakumäki JM,Brindle KM

更新日期：2003-03-01 00:00:00

abstract：:Chronic obstructive pulmonary disease (COPD) is caused mostly by cigarette smoking but its specific molecular mechanisms are obscure. Current theories suggest that the inflammation and oxidative stress induced by smoking lead to proteolytic imbalance and progressive lung structural derangement, with disease susceptibi...

journal_title：Trends in pharmacological sciences

authors： Anderson GP,Bozinovski S

更新日期：2003-02-01 00:00:00

abstract：:An unlikely animal model is gaining popularity in neuropharmacological research: the 2-mm fruit fly (Drosophila melanogaster). Drugs have been administered to adult flies in their food and, more recently, via gasses and injections. Pharmacological tools have introduced behavioral alterations in Drosophila reminiscent ...

journal_title：Trends in pharmacological sciences

authors： Manev H,Dimitrijevic N,Dzitoyeva S

更新日期：2003-01-01 00:00:00

abstract：:Recent developments in genetic research using Saccharomyces cerevisiae have provided rapid new methods for identifying the genes that control cellular responses to treatment with a wide variety of agents, including chemicals and radiation. This significantly increases the power of yeast as a model system for studying ...

journal_title：Trends in pharmacological sciences

authors： Game JC

更新日期：2002-10-01 00:00:00

abstract：:The physiological roles of chemokine receptors have expanded beyond host defense and now represent important targets for intervention in several disease indications. Chemokine receptors have joined the ranks of other members of the G-protein-coupled receptor (GPCR) family in therapeutic potential as small-molecule che...

journal_title：Trends in pharmacological sciences

authors： Onuffer JJ,Horuk R

更新日期：2002-10-01 00:00:00

abstract：:Bioluminescence resonance energy transfer has developed in recent years as a new technique to study protein-protein interactions. Protein partners of interest are tagged with either luciferase or green fluorescent protein (GFP). Non-radiative energy transfer between the excited luciferase and the GFP permits the study...

journal_title：Trends in pharmacological sciences

authors： Boute N,Jockers R,Issad T

更新日期：2002-08-01 00:00:00

abstract：:Inhibitors of human immunodeficiency virus type 1 (HIV-1) reverse transcriptase (RT) and protease (PR) are widely used in the clinical treatment of AIDS. However, the emergence of drug-resistant variants of HIV-1 severely limits the long-term effectiveness of these drugs. In this review, the molecular basis of resista...

journal_title：Trends in pharmacological sciences

authors： Menéndez-Arias L

更新日期：2002-08-01 00:00:00

abstract：:Conus venoms from marine cone snails continue to provide novel bioactive components. Two new classes of conopeptide specifically block alpha(1)-adrenoceptors (rho-conopeptide) and noradrenaline transporters (chi-conopeptides). Both classes are small peptides with two disulfide bonds. Rho-conopeptide is structurally si...

journal_title：Trends in pharmacological sciences

authors： Harvey AL

更新日期：2002-05-01 00:00:00

abstract：:Prospecting the full biodiversity of nature to find leads for new drugs is not necessary. Because finding leads is aimed at identifying biological activity, structure is of secondary importance. Furthermore, although natural chemical diversity might be unrivalled, functional diversity is bound to be considerably less....

journal_title：Trends in pharmacological sciences

authors： Tulp M,Bohlin L

更新日期：2002-05-01 00:00:00

abstract：:Recently, nicotinic acid adenine dinucleotide phosphate (NAADP) has been shown, using different techniques, to mobilize intracellular Ca2+ stores in invertebrate, lower vertebrate, plant and mammalian cells. This endogenous molecule might play an atypical role in Ca2+ signalling by coordinating the responses of other ...

journal_title：Trends in pharmacological sciences

authors： Genazzani AA,Billington RA

更新日期：2002-04-01 00:00:00

abstract：:Upregulation of binding to nicotinic acetylcholine receptors (nAChRs) is observed in the brains of both smokers and animals chronically exposed to nicotine, although whether this in vivo change is accompanied by an increase in receptor function is unknown. In vitro recordings indicate that alpha4beta2- and alpha7-subt...

journal_title：Trends in pharmacological sciences

authors： Buisson B,Bertrand D

更新日期：2002-03-01 00:00:00

abstract：:Mitogen-activated protein kinases [MAPKs, also called extracellular signal-regulated kinases (ERKs)] are constituents of numerous signal transduction pathways, and are activated by protein kinase cascades. Intense efforts are under way to develop and evaluate compounds that target components of MAPK pathways. In this ...

journal_title：Trends in pharmacological sciences

authors： English JM,Cobb MH

更新日期：2002-01-01 00:00:00

abstract：:Complete nucleotide sequences are now available for different species of the animal kingdom: Caenorhabditis elegans - a nematode, Drosophila - an insect, and humans - a mammal. Such information makes it possible to compare the set of nuclear receptors found in these organisms, and to discuss the possible reasons for t...

journal_title：Trends in pharmacological sciences

authors： Enmark E,Gustafsson JA

更新日期：2001-12-01 00:00:00

abstract：:Cannabis (marijuana) is not only a frequently abused drug but also has the potential for the development of useful agents for the treatment of emesis, anorexia and multiple sclerosis. In this article, the effects of modulation of transmitter release by cannabinoids in both the CNS and the PNS of various species, inclu...

journal_title：Trends in pharmacological sciences

authors： Schlicker E,Kathmann M

更新日期：2001-11-01 00:00:00

abstract：:During the past decade a great number of genes encoding high- and low-voltage-dependent Ca(2+) channels and their accessory subunits have been cloned. Studies of Ca(2+) channel structure-function relationships and channel regulation using cDNA expression in heterologous expression systems have revealed intricate detai...

journal_title：Trends in pharmacological sciences

authors： Muth JN,Varadi G,Schwartz A

更新日期：2001-10-01 00:00:00

abstract：:The metabotropic glutamate type 7 (mglu(7)) receptor is a widely distributed, mainly presynaptic Group III mglu receptor that can regulate glutamate release. Recently, largely as a result of the identification of specific proteins that interact with the C-terminal domain of this receptor, considerable progress has bee...

journal_title：Trends in pharmacological sciences

authors： Dev KK,Nakanishi S,Henley JM

更新日期：2001-07-01 00:00:00

abstract：:Humans are exposed to mixtures of chemicals, rather than to individual chemicals. From a public health point of view, it is most relevant to answer the question of whether or not the components in a mixture interact in a way that results in an increase in their overall effect compared with the sum of the effects of th...

journal_title：Trends in pharmacological sciences

authors： Groten JP,Feron VJ,Sühnel J

更新日期：2001-06-01 00:00:00

abstract：:The enzyme methylenetetrahydrofolate reductase (MTHFR) directs folate species either to DNA synthesis or to homocysteine (Hcy) remethylation. The common MTHFR C677T polymorphism affects the activity of the enzyme and hence folate distribution. Under conditions of impaired folate status, the homozygous TT genotype has ...

journal_title：Trends in pharmacological sciences

authors： Ueland PM,Hustad S,Schneede J,Refsum H,Vollset SE

更新日期：2001-04-01 00:00:00

abstract：:There is a variety of pressures on pharmacology teachers to replace real laboratory practicals with simulations but do they help students achieve the required learning objectives? In this article, the marks obtained by students in a variety of assessments using 'wet' or simulated practicals are analysed. Poorer perfor...

journal_title：Trends in pharmacological sciences

authors： Hughes IE

更新日期：2001-02-01 00:00:00

abstract：:Genes encoding glutamate receptor channel subunits were identified in genomes from Drosophila melanogaster and Caenorhabditis elegans by homology search with amino acid sequences that participate in the conserved channel pore. The predicted sequences of the putative glutamate receptor subunits revealed a distinct chan...

journal_title：Trends in pharmacological sciences

authors： Sprengel R,Aronoff R,Völkner M,Schmitt B,Mosbach R,Kuner T

更新日期：2001-01-01 00:00:00

abstract：:Hypercontraction or abnormal contraction of vascular smooth muscle is a major cause of diseases such as hypertension and vasospasm of the coronary and cerebral arteries. A better understanding of the mechanism of regulation of smooth muscle contraction should lead to improved treatments for such diseases. Recent studi...

journal_title：Trends in pharmacological sciences

authors： Fukata Y,Amano M,Kaibuchi K

更新日期：2001-01-01 00:00:00

abstract：:Zn(2+) is the second most prevalent trace element in the body and is present in particularly large concentrations in the mammalian brain. Although Zn(2+) is a cofactor for many enzymes in all tissues, a unique feature of brain Zn(2+) is its vesicular localization in presynaptic terminals, where its release is dependen...

journal_title：Trends in pharmacological sciences

authors： Weiss JH,Sensi SL,Koh JY

更新日期：2000-10-01 00:00:00

abstract：:Exposing the heart to brief episodes of ischaemia protects the myocardium and vascular endothelial cells against functional damage and cell death caused by subsequent prolonged ischaemia. Elucidation of the mechanisms that are involved in this phenomenon known as 'ischaemic preconditioning' and identification of drugs...

journal_title：Trends in pharmacological sciences

authors： Rubino A,Yellon DM

更新日期：2000-06-01 00:00:00

abstract：:A family of peptides that shares a common C-terminal sequence (Phe-X-Gly-Leu-MetNH2) exists in mammalian and non-mammalian species. In mammals, three of these peptides (substance P, neurokinin A and neurokinin B) satisfy the criteria to be considered as neurotransmitters either in the central, peripheral or enteric ne...

journal_title：Trends in pharmacological sciences

authors： Maggi CA

更新日期：2000-05-01 00:00:00

abstract：:Many diseases result from defects in cell signaling. Achieving an in-depth understanding of the complex mechanisms by which cells transduce extracellular signals into cellular responses in both normal and diseased systems is a crucial step in the discovery of more effective drugs to treat human diseases. Traditional a...

journal_title：Trends in pharmacological sciences

authors： Koller E,Gaarde WA,Monia BP

更新日期：2000-04-01 00:00:00

abstract：:Nuclear receptors represent a large class of ligand-activated transcriptional regulators; about 70 members of this protein family have been cloned from mammalian or insect species. Thus, it came as a great surprise when the recent completion of the Caenorhabditis elegans genome revealed at least 228 genes for nuclear ...

journal_title：Trends in pharmacological sciences

authors： Enmark E,Gustafsson JA

更新日期：2000-03-01 00:00:00

abstract：:Lithium is the simplest therapeutic agent available for the treatment of depression and has been used for over 100 years, yet no definitive mechanism for its effect has been established. Among the proposed mechanisms, two lithium-sensitive signal transduction pathways are active in the brain; these are mediated by gly...

journal_title：Trends in pharmacological sciences

authors： Williams RS,Harwood AJ

更新日期：2000-02-01 00:00:00

abstract：:In the conventional view, GABA acts at either ionotropic GABAA or metabotropic GABAB receptors. Recently, novel ionotropic GABA receptors that are composed of rho-subunits have been identified in the vertebrate retina. These bicuculline- and baclofen-insensitive GABA receptors are frequently called GABAC, following an...

journal_title：Trends in pharmacological sciences

authors： Bormann J

更新日期：2000-01-01 00:00:00

abstract：:Traditional African medicine (TAM) is a shorthand reference to indigenous forms of healing that are practiced all over Africa. Although TAM is based on the accumulated experience of ancient Africans, its mode of transmission by word-of-mouth has hindered emergence of a generally accepted theory and hence of the system...

journal_title：Trends in pharmacological sciences

authors： Okpako DT

更新日期：1999-12-01 00:00:00

abstract：:Nearly all molecules known to signal cells via G proteins have been assigned a cloned G-protein-coupled-receptor (GPCR) gene. This has been the result of a decade-long genetic search that has also identified some receptors for which ligands are unknown; these receptors are described as orphans (oGPCRs). More than 80 o...

journal_title：Trends in pharmacological sciences

authors： Marchese A,George SR,Kolakowski LF Jr,Lynch KR,O'Dowd BF

更新日期：1999-09-01 00:00:00

abstract：:Gene therapy is a new field of medical research that has great potential to influence the course of treatment of human disease. The lung has been a particularly attractive target organ for gene therapy due to its accessibility and the identification of genetic deficits for a number of lung diseases. Several clinical t...

journal_title：Trends in pharmacological sciences

authors： Ennist DL

更新日期：1999-06-01 00:00:00

abstract：:Recruitment of leukocytes either during development or to the site of injury is crucial. The molecular regulation of cell trafficking is complex but well orchestrated by the temporal and spatial expression of a multitude of chemokines (chemoattractant cytokines) and chemokine receptors. The chemokines, classified prim...

journal_title：Trends in pharmacological sciences

authors： Devalaraja MN,Richmond A

更新日期：1999-04-01 00:00:00

abstract：:Apoptosis is an area of intense scientific interest, which encompasses the study of and triggers mechanisms involved in mediating the cell biology of programmed cell death. A number of low molecular weight compounds have been used to inhibit or enhance this fundamental cellular process and so apoptosis has now become ...

journal_title：Trends in pharmacological sciences

authors： Kinloch RA,Treherne JM,Furness LM,Hajimohamadreza I

更新日期：1999-01-01 00:00:00

abstract：:Current concepts of the mechanisms underlying many of the pharmacological effects of ethanol on the CNS involve disruption of ion channel function via the interaction of ethanol with specific hydrophobic sites on channel subunit proteins. Of particular clinical importance is the development of tolerance and dependence...

journal_title：Trends in pharmacological sciences

authors： Chandler LJ,Harris RA,Crews FT

更新日期：1998-12-01 00:00:00

abstract：:Several clinical studies document a greater discrimination between asthmatic and healthy subjects in bronchial responsiveness to a range of stimuli such as cold air, distilled water and sodium metabisulphite, than to conventional bronchoconstrictor agonists including histamine and methacholine. One of the mechanisms t...

journal_title：Trends in pharmacological sciences

authors： Spina D,Shah S,Harrison S

更新日期：1998-11-01 00:00:00

abstract：:Platelet activating factor (PAF) is a phospholipid mediator of inflammation and stimulates anion secretion in animals and in isolated preparations of human colon. Nitric oxide (NO), synthesized from the amino acid L-arginine, is an important enteric inhibitory neurotransmitter. In addition, NO-donating compounds stimu...

journal_title：Trends in pharmacological sciences

authors： Izzo AA,Gaginella TS,Mascolo N,Capasso F

更新日期：1998-10-01 00:00:00