abstract：:The mammalian circadian system is organized in a hierarchical manner in that a central pacemaker in the suprachiasmatic nucleus (SCN) of the brain's hypothalamus synchronizes cellular circadian oscillators in most peripheral body cells. Fasting-feeding cycles accompanying rest-activity rhythms are the major timing cue...

journal_title：Annual review of pharmacology and toxicology

authors： Levi F,Schibler U

更新日期：2007-01-01 00:00:00

abstract：:Mechanism-based PK-PD models differ from conventional PK-PD models in that they contain specific expressions to characterize, in a quantitative manner, processes on the causal path between drug administration and effect. This includes target site distribution, target binding and activation, pharmacodynamic interaction...

journal_title：Annual review of pharmacology and toxicology

authors： Danhof M,de Jongh J,De Lange EC,Della Pasqua O,Ploeger BA,Voskuyl RA

更新日期：2007-01-01 00:00:00

abstract：:CB1 and CB2 cannabinoid receptors are the primary targets of endogenous cannabinoids (endocannabinoids). These G protein-coupled receptors play an important role in many processes, including metabolic regulation, craving, pain, anxiety, bone growth, and immune function. Cannabinoid receptors can be engaged directly by...

journal_title：Annual review of pharmacology and toxicology

authors： Mackie K

更新日期：2006-01-01 00:00:00

abstract：:The protein variously named ABCG2/BCRP/MXR/ABCP is a recently described ATP-binding cassette (ABC) transporter originally identified by its ability to confer drug resistance that is independent of Mrp1 (multidrug-resistance protein 1) and Pgp (P-glycoprotein). Unlike Mrp1 and Pgp, ABCG2 is a half-transporter that must...

journal_title：Annual review of pharmacology and toxicology

authors： Krishnamurthy P,Schuetz JD

更新日期：2006-01-01 00:00:00

abstract：:Arylamines and heterocyclic arylamines (HAAs) are of particular interest because of demonstrated carcinogenicity in animals and humans and the broad exposure to many of these compounds. The activation of these, and also some arylamine drugs, involves N-hydroxylation, usually by cytochrome P450 (P450). P450 1A2 plays a...

journal_title：Annual review of pharmacology and toxicology

authors： Kim D,Guengerich FP

更新日期：2005-01-01 00:00:00

abstract：:Recent discoveries of novel and potentially important biological activity have spurred interest in the chemistry and biochemistry of nitroxyl (HNO). It has become clear that, among all the nitrogen oxides, HNO is unique in its chemistry and biology. Currently, the intimate chemical details of the biological actions of...

journal_title：Annual review of pharmacology and toxicology

authors： Fukuto JM,Switzer CH,Miranda KM,Wink DA

更新日期：2005-01-01 00:00:00

abstract：:Recent advances in cell signaling research suggest that multiple sets of signal transducing molecules are preorganized and sequestered in distinct compartments within the cell. These compartments are assembled and maintained by specific cellular machinery. The molecular ecology within a compartment creates an environm...

journal_title：Annual review of pharmacology and toxicology

authors： White MA,Anderson RG

更新日期：2005-01-01 00:00:00

abstract：:The developing central nervous system (CNS) is more vulnerable to injury than the adult one. Although a great deal of research has been devoted to subtle effects of developmental exposure, such as neurobehavioral changes, this review instead focuses on a number of chemicals that have been shown, in several experimenta...

journal_title：Annual review of pharmacology and toxicology

authors： Costa LG,Aschner M,Vitalone A,Syversen T,Soldin OP

更新日期：2004-01-01 00:00:00

abstract：:Numerous lines of evidence demonstrate that calpains, a family of 14 Ca(2+)-activated neutral cysteine proteases, are involved in oncotic cell death in a variety of models. At this time, the biochemistry of most calpains and the specific roles of different calpains in physiology and pathology remain to be determined. ...

journal_title：Annual review of pharmacology and toxicology

authors： Liu X,Van Vleet T,Schnellmann RG

更新日期：2004-01-01 00:00:00

abstract：:This article provides a personal account of the discovery of the induced synthesis of drug-metabolizing enzymes and of subsequent research that led to the discovery of multiple cytochromes P450 with different catalytic activities. The manuscript also emphasizes the role of environmental factors (in addition to genetic...

journal_title：Annual review of pharmacology and toxicology

authors： Conney AH

更新日期：2003-01-01 00:00:00

abstract：:Retinoids regulate gene transcription by binding to the nuclear receptors, the retinoic acid (RA) receptors (RARs), and the retinoid X receptors (RXRs). RARs and RXRs are ligand-activated transcription factors for the regulation of RA-responsive genes. The actions of RARs and RXRs on gene transcription require a highl...

journal_title：Annual review of pharmacology and toxicology

authors： Wei LN

更新日期：2003-01-01 00:00:00

abstract：:Exposure of the developing conceptus to selected environmental agents can lead to deleterious and often times lethal birth defects. These malformations result in serious emotional and financial consequences to families and societies worldwide. As we continue to progress technologically, we face challenges from the int...

journal_title：Annual review of pharmacology and toxicology

authors： Finnell RH,Waes JG,Eudy JD,Rosenquist TH

更新日期：2002-01-01 00:00:00

abstract：:Chemokines are the largest family of cytokines in human immunophysiology. These proteins are defined by four invariant cysteines and are categorized based on the sequence around the first two cysteines, which leads to two major and two minor subfamilies. Chemokines function by activating specific G protein-coupled rec...

journal_title：Annual review of pharmacology and toxicology

authors： Fernandez EJ,Lolis E

更新日期：2002-01-01 00:00:00

abstract：:DNA topoisomerases are double-edged swords. They are essential for many vital functions of DNA during normal cell growth. However, they are also highly vulnerable under various physiological and nonphysiological stresses because of their delicate act on breaking and rejoining DNA. These stresses (e.g. exposure to topo...

journal_title：Annual review of pharmacology and toxicology

authors： Li TK,Liu LF

更新日期：2001-01-01 00:00:00

abstract：:Cyclic ADP-ribose (cADPR) and nicotinic acid adenine dinucleotide phosphate (NAADP) are two Ca(2+) messengers derived from NAD and NADP, respectively. Although NAADP is a linear molecule, structurally distinct from the cyclic cADPR, it is synthesized by similar enzymes, ADP-ribosyl cyclase and its homolog, CD38. The c...

journal_title：Annual review of pharmacology and toxicology

authors： Lee HC

更新日期：2001-01-01 00:00:00

abstract：:G protein-coupled receptors (GPCRs) represent a major class of proteins in the genome of many species, including humans. In addition to the mapping of a number of human disorders to regions of the genome containing GPCRs, a growing body of literature has documented frequently occurring variations (i.e. polymorphisms) ...

journal_title：Annual review of pharmacology and toxicology

authors： Rana BK,Shiina T,Insel PA

更新日期：2001-01-01 00:00:00

abstract：:Selective, nonpeptide antagonists for tachykinin receptors first became available ten years ago. Of the three known tachykinin receptors, drug development has focused most intensively on the substance P-preferring receptor, neurokinin(1) (NK(1)). Although originally studied as potential analgesic compounds, recent evi...

journal_title：Annual review of pharmacology and toxicology

authors： Stout SC,Owens MJ,Nemeroff CB

更新日期：2001-01-01 00:00:00

abstract：:The application of rapid methods currently used for screening discovery drug candidates for metabolism and pharmacokinetic characteristics is discussed. General considerations are given for screening in this context, including the criteria for good screens, the use of counterscreens, the proper sequencing of screens, ...

journal_title：Annual review of pharmacology and toxicology

authors： White RE

更新日期：2000-01-01 00:00:00

abstract：:Determining the potential toxicity of compounds early in the drug discovery process can be extremely beneficial in terms of both time and money conservation. Because of the speed of modern chemical synthesis and screening, to accurately evaluate the large number of compounds being produced, toxicology assays must have...

journal_title：Annual review of pharmacology and toxicology

authors： Waring JF,Ulrich RG

更新日期：2000-01-01 00:00:00

abstract：:HIV protease inhibitors, as components of combination antiretroviral drug regimens, have substantially reduced the morbidity and mortality associated with HIV infection. They selectively block the action of the virus-encoded protease and stop the virus from replicating. In general, these drugs have poor systemic bioav...

journal_title：Annual review of pharmacology and toxicology

authors： Flexner C

更新日期：2000-01-01 00:00:00

abstract：:Neuroglial cells of the central nervous system include the astrocytes, oligodendrocytes, and microglia. Their counterparts in the peripheral nervous system are the Schwann cells. The term neuroglia comes from an erroneous concept originally coined by Virchow (1850), in which he envisioned the neurons to be embedded in...

journal_title：Annual review of pharmacology and toxicology

authors： Aschner M,Allen JW,Kimelberg HK,LoPachin RM,Streit WJ

更新日期：1999-01-01 00:00:00

abstract：:Either an excess or a deficiency of vitamin A and related compounds (retinoids) causes abnormal morphological development (teratogenesis). Potential retinoid sources come from dietary intake, nutritional supplements, and some therapeutic drugs. Therefore, understanding the mechanisms of retinoid teratogenesis is impor...

journal_title：Annual review of pharmacology and toxicology

authors： Collins MD,Mao GE

更新日期：1999-01-01 00:00:00

abstract：:Cyclooxygenase (COX), first purified in 1976 and cloned in 1988, is the key enzyme in the synthesis of prostaglandins (PGs) from arachidonic acid. In 1991, several laboratories identified a product from a second gene with COX activity and called it COX-2. However, COX-2 was inducible, and the inducing stimuli included...

journal_title：Annual review of pharmacology and toxicology

authors： Vane JR,Bakhle YS,Botting RM

更新日期：1998-01-01 00:00:00

abstract：:Bisphosphonates (BPs) are pyrophosphate analogs in which the oxygen bridge has been replaced by carbon and diverse carbon side chains have generated a large family of compounds. Several are potent inhibitors of bone destruction (resorption) and are in clinical use for the treatment and prevention of osteoporosis, Page...

journal_title：Annual review of pharmacology and toxicology

authors： Rodan GA

更新日期：1998-01-01 00:00:00

abstract：:Mutant ras oncogenes and alterations in the mitogenic signaling pathways that they regulate are associated with a wide variety of solid tumors and leukemias for which existing chemotherapeutics have limited utility. Of the possible approaches to inhibit Ras function, much attention has focused on a posttranslational m...

journal_title：Annual review of pharmacology and toxicology

authors： Gibbs JB,Oliff A

更新日期：1997-01-01 00:00:00

abstract：:The beta 3 subtype of adrenaline and noradrenaline receptors has now been extensively characterized at the structural and functional levels. Ligand binding and adenylyl cyclase activation studies helped define a beta-adrenergic profile that is quite distinct from that of the beta 1- and beta 2-adrenergic receptors, bu...

journal_title：Annual review of pharmacology and toxicology

authors： Strosberg AD

更新日期：1997-01-01 00:00:00

abstract：:This essay is an account of the author's experience in trying to interpret the action of drugs as seen in in vitro bioassays. The central theme is how the development of simple mathematical models has assisted in the interpretation of drug actions. Starting from encounters with partial agonists, the essay describes th...

journal_title：Annual review of pharmacology and toxicology

authors： Black J

更新日期：1996-01-01 00:00:00

abstract：:The recent advances made in elucidating the processes of nociception have altered the way that chronic pain therapy and analgesic drug development are approached. Recent studies have highlighted new targets for drug discovery, including inhibition of inflammatory mediators (kinins, growth factors), newly expressed pro...

journal_title：Annual review of pharmacology and toxicology

authors： Dray A,Urban L

更新日期：1996-01-01 00:00:00

abstract：:Imidazoline (I) receptors constitute a family of nonadrenergic high-affinity binding sites for clonidine, idazoxan, and allied drugs. One major subclass, the I1 receptors, whose subcellular distribution and signal transduction mechanisms are uncertain, partly mediates the central hypotensive actions of clonidine-like ...

journal_title：Annual review of pharmacology and toxicology

authors： Regunathan S,Reis DJ

更新日期：1996-01-01 00:00:00

abstract：:Transgenic rodent models for measuring mutations provide a tool for assessing tissue-specific mutations following in vivo treatment. These systems are based on the insertion into the rodent genome Escherichia coli lacI (lac repressor) or lacZ (beta-galactosidase) genes that serve as targets for mutations. Following in...

journal_title：Annual review of pharmacology and toxicology

authors： Mirsalis JC,Monforte JA,Winegar RA

更新日期：1995-01-01 00:00:00

abstract：:Behavioral consequences of low-level lead (Pb) exposure include impairments in learning processes and in Fixed-Interval schedule-controlled operant behavior. Although the neurobiological bases of these effects remain undetermined, current evidence suggests that inhibitory effects of Pb on the NMDA receptor complex may...

journal_title：Annual review of pharmacology and toxicology

authors： Cory-Slechta DA

更新日期：1995-01-01 00:00:00

abstract：:Both pharmacologic and genetic methods are now available to manipulate intracellular levels of the protein thiol metallothionein. These approaches have begun to reveal the protective roles metallothioneins (MTs) have against oxygen, nitrogen, and carbon-centered free radicals, as well as the contributory role of MT to...

journal_title：Annual review of pharmacology and toxicology

authors： Lazo JS,Pitt BR

更新日期：1995-01-01 00:00:00

abstract：:The recognition that the wall tone of most arteries and veins can change in response to shear stress has several implications for our understanding of the effects of drugs on the circulation. By a primary action on the heart and vasculature, drugs can cause changes in cardiac output and blood pressure that lead to cha...

journal_title：Annual review of pharmacology and toxicology

authors： Bevan JA,Henrion D

更新日期：1994-01-01 00:00:00

abstract：:Though opioid receptors are more difficult to purify and characterize than other cell surface receptors, significant progress has been made in the past several years. At least a dozen groups have now reported purification of opioid-binding proteins, either in a form that retains ligand-binding properties, or in a cova...

journal_title：Annual review of pharmacology and toxicology

authors： Loh HH,Smith AP

更新日期：1990-01-01 00:00:00

abstract：:Conflicting views abound on the peripheral neurotransmitter and neuromodulator roles of purine compounds. Substantial organ- and species-related variations have become apparent. There is, however, a body of compelling evidence for such roles, if not so broad and ubiquitous as those envisioned (7) for the central nervo...

journal_title：Annual review of pharmacology and toxicology

authors： Su C

更新日期：1983-01-01 00:00:00

abstract：:The major concepts presented in this review can be summarized as follows: 1. There is a multidirectional continuum of anesthetic states--some represented by CNS excitation and others by depression. 2. The reticular activating system is influenced by all anesthetics; some inhibit its action (stage III) and some hyperex...

journal_title：Annual review of pharmacology and toxicology

authors： Winters WD

更新日期：1976-01-01 00:00:00