A small-molecule triptolide suppresses angiogenesis and invasion of human anaplastic thyroid carcinoma cells via down-regulation of the nuclear factor-kappa B pathway.

abstract：:Activation of N-methyl-D-aspartate (NMDA) receptors is required for induction of some lasting changes in nervous system structure and function. The cellular mechanisms involved in transducing receptor stimulation into long-lasting changes in cellular activity are unknown. Immediate-early genes (IEGs) have been implica...

journal_title：Molecular pharmacology

authors： Lerea LS,Carlson NG,McNamara JO

更新日期：1995-06-01 00:00:00

abstract：:Many human cancers show constitutive or amplified expression of the transcriptional regulator and oncoprotein Myc, making Myc a potential target for therapeutic intervention. Here we report the down-regulation of Myc activity by reducing the availability of Max, the essential dimerization partner of Myc. Max is expres...

journal_title：Molecular pharmacology

authors： Jiang H,Bower KE,Beuscher AE 4th,Zhou B,Bobkov AA,Olson AJ,Vogt PK

更新日期：2009-09-01 00:00:00

abstract：:Isoproterenol increases and decreases contractile force at low and high concentrations, respectively, through beta(2)-adrenoceptors overexpressed in transgenic mouse heart (TG4), consistent with activation of both G(s) and G(i) proteins. Using TG4 hearts, we demonstrated that epinephrine behaves like isoproterenol, bu...

journal_title：Molecular pharmacology

authors： Heubach JF,Ravens U,Kaumann AJ

更新日期：2004-05-01 00:00:00

abstract：:UDP-glucuronosyltransferase (UGT) 1A1 glucuronidates endogenous metabolites, such as bilirubin, and exogenous substances, and plays a critical role in their detoxification and excretion. In a previous article, we described the phenobarbital response activity to a 290-base pair (bp) distal enhancer sequence (-3499/-321...

journal_title：Molecular pharmacology

authors： Sugatani J,Nishitani S,Yamakawa K,Yoshinari K,Sueyoshi T,Negishi M,Miwa M

更新日期：2005-03-01 00:00:00

abstract：:The neuropeptides vasoactive intestinal peptide (VIP) and pituitary adenylate cyclase-activating peptide (PACAP) and their class II G protein-coupled receptors VPAC(1), VPAC(2), and PAC(1) play important roles in human physiology. No small molecule modulator has ever been reported for the VIP/PACAP receptors, and ther...

journal_title：Molecular pharmacology

authors： Chu A,Caldwell JS,Chen YA

更新日期：2010-01-01 00:00:00

abstract：:One-electron oxidation of several derivatives of pyrazolin-5-one, including the drug antipyrine, were studied by pulse radiolysis of aqueous solutions. All the compounds were found to be oxidized by Br2 rapidly (k approximately 3 X 10(8)-2 X 10(9) M-1 s-1) but considerably more slowly by weaker oxidants, such as perox...

journal_title：Molecular pharmacology

authors： Jovanovic SV,Neta P,Simic MG

更新日期：1985-10-01 00:00:00

abstract：:The human dopamine and norepinephrine transporters (hDAT and hNET, respectively) control neurotransmitter levels within the synaptic cleft and are the site of action for amphetamine (AMPH) and cocaine. We investigated the role of a threonine residue within the highly conserved and putative phosphorylation sequence RET...

journal_title：Molecular pharmacology

authors： Guptaroy B,Fraser R,Desai A,Zhang M,Gnegy ME

更新日期：2011-03-01 00:00:00

abstract：:The binding of agonists and antagonists to alpha 2-adrenergic receptors of human platelets was studied. The receptors showed homogeneous affinities for antagonists but two affinity states for the agonist (-)-epinephrine, which were modulated by guanine nucleotides. Van't Hoff plots of antagonist binding had a break po...

journal_title：Molecular pharmacology

authors： Lohse MJ,Klotz KN,Schwabe U

更新日期：1986-03-01 00:00:00

abstract：:Inflammation contributes to pain hypersensitivity through multiple mechanisms. Among the most well characterized of these is the sensitization of primary nociceptive neurons by arachidonic acid metabolites such as prostaglandins through G protein-coupled receptors. However, in light of the recent discovery that the no...

journal_title：Molecular pharmacology

authors： Taylor-Clark TE,Undem BJ,Macglashan DW Jr,Ghatta S,Carr MJ,McAlexander MA

更新日期：2008-02-01 00:00:00

abstract：:Herpes simplex virus type 1 (HSV-1) encodes a thymidine kinase (TK) that markedly differs from mammalian nucleoside kinases in terms of substrate specificity. It recognizes both pyrimidine 2'-deoxynucleosides and a variety of purine nucleoside analogs. Based on a computer modeling study and in an attempt to modify thi...

journal_title：Molecular pharmacology

authors： Degrève B,Esnouf R,De Clercq E,Balzarini J

更新日期：2000-12-01 00:00:00

abstract：:The initial event upon binding of insulin-like growth factor 1 to the insulin-like growth factor type-I receptor (IGF-1R) is auto-phosphorylation of tyrosine residues within the activation loop of the kinase domain followed by phosphorylation of other receptor tyrosine residues and the subsequent activation of the int...

journal_title：Molecular pharmacology

authors： Vasilcanu R,Vasilcanu D,Sehat B,Yin S,Girnita A,Axelson M,Girnita L

更新日期：2008-03-01 00:00:00

abstract：:Prostaglandin E(2) (PGE(2)), originally discovered as a pro-inflammatory mediator, also inhibits several chemoattractant-elicited neutrophil functions, including adhesion, secretion of cytotoxic enzymes, production of superoxide anions, and chemotaxis. In this study, we have examined the effects of PGE(2) and prostagl...

journal_title：Molecular pharmacology

authors： Burelout C,Thibault N,Levasseur S,Simard S,Naccache PH,Bourgoin SG

更新日期：2004-08-01 00:00:00

abstract：:Regulation of beta2-adrenergic receptor (beta2AR) levels by glucocorticoids is a physiologically important mechanism for altering beta2AR responsiveness. Glucocorticoids increase beta2AR density by increasing the rate of beta2AR gene transcription, but the cis-elements involved have not been well characterized. We now...

journal_title：Molecular pharmacology

authors： Cornett LE,Hiller FC,Jacobi SE,Cao W,McGraw DW

更新日期：1998-12-01 00:00:00

abstract：:It has been demonstrated previously that cannabinol (CBN) differentially modulates interleukin-2 (IL-2) protein secretion by T cells with a corresponding change in extracellular signal-regulated kinase activity. The objective of the present studies was to further investigate the molecular mechanism by which CBN enhanc...

journal_title：Molecular pharmacology

authors： Jan TR,Rao GK,Kaminski NE

更新日期：2002-02-01 00:00:00

abstract：:The irreversible proteolytic nature of protease-activated receptor-2 (PAR2) activation suggests that mechanism(s) responsible for termination of receptor signaling are critical determinants of the magnitude and duration of PAR2-elicited cellular responses. Rapid desensitization of activated G-protein-coupled receptors...

journal_title：Molecular pharmacology

authors： Stalheim L,Ding Y,Gullapalli A,Paing MM,Wolfe BL,Morris DR,Trejo J

更新日期：2005-01-01 00:00:00

abstract：:Advances in proteomic methodologies based on quantitative mass spectrometry are now transforming pharmacology and experimental biology more broadly. The present review will discuss several examples, based on work in the author's laboratory that focuses on delineating relationships between GPCR signaling and traffickin...

journal_title：Molecular pharmacology

authors： von Zastrow M

更新日期：2020-12-22 00:00:00

abstract：:The cDNAs for the four murine aryl hydrocarbon (Ah) receptor alleles were cloned and sequenced, and the deduced amino acid sequences were compared. The Ahb-1 allele encodes a protein of 805 amino acids, the Ahd and Ahb-2 alleles encode proteins of 848 amino acids, and the Ahb-3 allele encodes a protein of 883 amino ac...

journal_title：Molecular pharmacology

authors： Poland A,Palen D,Glover E

更新日期：1994-11-01 00:00:00

abstract：:Smooth muscle preparations of human aorta or pig coronary arteries contain nearly equal amounts of cGMP-dependent protein kinase isozymes (cGMP kinase I alpha and I beta). In order to understand the roles of these isozymes in relaxing vascular smooth muscle, several new cGMP analogs were synthesized and tested for pot...

journal_title：Molecular pharmacology

authors： Sekhar KR,Hatchett RJ,Shabb JB,Wolfe L,Francis SH,Wells JN,Jastorff B,Butt E,Chakinala MM,Corbin JD

更新日期：1992-07-01 00:00:00

abstract：:The ligand specificity of rat adenohypophyseal vasopressin receptors was directly compared to that of peripheral receptors of the V1 and V2 types. For this purpose a series of 15 recently designed vasopressin antagonists was used. The affinities of these antagonists for rat adenohypophyseal membranes were deduced from...

journal_title：Molecular pharmacology

authors： Jard S,Gaillard RC,Guillon G,Marie J,Schoenenberg P,Muller AF,Manning M,Sawyer WH

更新日期：1986-08-01 00:00:00

abstract：:SR33557 belongs to a new class of molecules (indolizinsulfones) that act on the same receptor complex that has been characterized for other classical calcium channel effectors. The main binding properties of SR33557 to rabbit skeletal muscle are as follows. (i) Unlabeled SR33557 completely inhibits the specific bindin...

journal_title：Molecular pharmacology

authors： Schmid A,Romey G,Barhanin J,Lazdunski M

更新日期：1989-06-01 00:00:00

abstract：:Nitric oxide (NO) promotes retinal and choroidal neovascularization, although different isoforms of nitric-oxide synthetase (NOS) are critical in each. Deficiency of endothelial NOS (eNOS) suppresses retinal but not choroidal neovascularization, whereas deficiency of neuronal NOS (nNOS) or inducible NOS (iNOS) suppres...

journal_title：Molecular pharmacology

authors： Ando A,Yang A,Nambu H,Campochiaro PA

更新日期：2002-09-01 00:00:00

abstract：:Glutamatergic synaptic transmitters are cleared from the synaptic cleft through excitatory amino acid transporters (EAATs) that are responsible for recycling glutamate and transporting it into neurons and glial cells. To probe the structural role of the TM4b-4c loop of EAAT1 (Rattus norvegicus), each of the 57 amino a...

journal_title：Molecular pharmacology

authors： Zhang W,Zhang X,Qu S

更新日期：2018-07-01 00:00:00

abstract：:Multidrug resistance-associated protein 1 (Mrp1; Abcc1) is expressed in sarcolemma of murine heart, where it probably protects the cardiomyocyte by mediating efflux of endo- and xenobiotics. We used doxorubicin (DOX), a chemotherapeutic drug known to induce oxidative stress and thereby cardiac injury, as a model cardi...

journal_title：Molecular pharmacology

authors： Jungsuwadee P,Nithipongvanitch R,Chen Y,Oberley TD,Butterfield DA,St Clair DK,Vore M

更新日期：2009-05-01 00:00:00

abstract：:The sulfoconjugation of tyrosyl residues is a widespread post-translational modification of biologically active proteins and peptides. The rat liver Golgi enzyme tyrosylprotein sulfotransferase has previously been shown to catalyze the transfer of a sulfate moiety from 5'-phosphoadenosine-3'-phosphosulfate to the synt...

journal_title：Molecular pharmacology

authors： Rens-Domiano S,Hortin GL,Roth JA

更新日期：1989-10-01 00:00:00

abstract：:G protein-coupled receptors (GPCRs) and receptor tyrosine kinases (RTKs) act in concert to regulate cell growth, proliferation, survival, and migration. Metabotropic GABAB receptor (GABABR) is the GPCR for the main inhibitory neurotransmitter GABA in the central nervous system. Increased expression of GABABR has been ...

journal_title：Molecular pharmacology

authors： Xia S,He C,Zhu Y,Wang S,Li H,Zhang Z,Jiang X,Liu J

更新日期：2017-09-01 00:00:00

abstract：:In PC12 cells stably expressing alpha(1A)-adrenergic receptors (ARs), norepinephrine (NE) activates several mitogen-activated protein kinase pathways and causes differentiation (). Using retroviral luciferase reporters, we found that NE also activated both signal transducers and activators of transcription (Stat) and ...

journal_title：Molecular pharmacology

authors： Zhong H,Murphy TJ,Minneman KP

更新日期：2000-05-01 00:00:00

abstract：:Modulation of neuronal ion channels by the cloned rat brain CB1 cannabinoid receptor was investigated with the use of a heterologous neuronal expression system. Transient expression of the rat brain CB1 cannabinoid receptor was accomplished through microinjection of in vitro transcribed cRNA into the cytoplasm of enzy...

journal_title：Molecular pharmacology

authors： Pan X,Ikeda SR,Lewis DL

更新日期：1996-04-01 00:00:00

abstract：:To study the functional role of individual alpha1-adrenergic (AR) subtypes in blood pressure (BP) regulation, we used mice lacking the alpha1B-AR and/or alpha1D-AR with the same genetic background and further studied their hemodynamic and vasoconstrictive responses. Both the alpha1D-AR knockout and alpha1B-/alpha1D-AR...

journal_title：Molecular pharmacology

authors： Hosoda C,Koshimizu TA,Tanoue A,Nasa Y,Oikawa R,Tomabechi T,Fukuda S,Shinoura H,Oshikawa S,Takeo S,Kitamura T,Cotecchia S,Tsujimoto G

更新日期：2005-03-01 00:00:00

abstract：:Platelet-activating factor (PAF) receptor-coupled activation of phosphoinositide-specific phospholipase C (PLC) was studied in platelets that were made refractory, by short-term pretreatments, to either PAF or thrombin. Generation of [3H]inositol triphosphate ( [3H]IP3) was monitored specifically for this purpose. [3H...

journal_title：Molecular pharmacology

authors： Morrison WJ,Shukla SD

更新日期：1988-01-01 00:00:00

abstract：:The L-type amino acid transporter 1 (LAT1) is an Na(+)-independent neutral amino acid transporter subserving the amino acid transport system L. Because of its broad substrate selectivity, system L has been proposed to be responsible for the permeation of amino acid-related drugs through the plasma membrane. To underst...

journal_title：Molecular pharmacology

authors： Uchino H,Kanai Y,Kim DK,Wempe MF,Chairoungdua A,Morimoto E,Anders MW,Endou H

更新日期：2002-04-01 00:00:00