Proteomic approaches to investigate regulated trafficking and signaling of GPCRs.

abstract：:4-Methyl-5-(2-pyrazinyl)-1,2-dithiole-3-thione (oltipraz), a prototype drug candidate containing a 1,2-dithiole-3-thione moiety, has been widely studied as a cancer chemopreventive agent. Oltipraz and other novel 1,2-dithiole-3-thione congeners have the capability to prevent insulin resistance via AMP-activated protei...

journal_title：Molecular pharmacology

authors： Shin SM,Kim SG

更新日期：2009-01-01 00:00:00

abstract：:Two forms of the multisubunit gamma-aminobutyric acid (GABA)A receptor were expressed in Xenopus oocytes by injecting mRNA encoding the bovine GABAA receptor subunit cDNAs for alpha 1 beta 1 gamma 2L and alpha 3 beta 1 gamma 2L. The properties of these two combinations were examined by electrophysiological recording o...

journal_title：Molecular pharmacology

authors： Wafford KA,Whiting PJ,Kemp JA

更新日期：1993-02-01 00:00:00

abstract：:The alpha2-adrenergic receptors (alpha2-ARs) mediate signals to intracellular second messengers via guanine nucleotide binding proteins. Three human genes encoding alpha2-AR subtypes (alpha2A, alpha2B, alpha2C) have been cloned. Several chemical compounds display subtype differences in their binding and/or functional ...

journal_title：Molecular pharmacology

authors： Marjamaki A,Pihlavisto M,Cockcroft V,Heinonen P,Savola JM,Scheinin M

更新日期：1998-03-01 00:00:00

abstract：:Dilute formalin injected into the rat hindpaw as a nociceptive stimulus increases neurokinin-1 receptor (NK-1R) mRNA levels in the dorsal horn of the spinal cord. Increased NK-1R mRNA levels could result from increased mRNA stability or an increased rate of NK-1R mRNA transcription. In this study, RNA samples prepared...

journal_title：Molecular pharmacology

authors： McCarson KE,Krause JE

更新日期：1996-11-01 00:00:00

abstract：:Inhibition of multidrug resistance protein 1 (MRP1) mediated cytostatic drug efflux might be useful in the treatment of drug resistant tumors. Because the glutathione (GSH) conjugate of ethacrynic acid (EA), GS-EA, is a good substrate of MRP1, GS-EA derivatives are expected to be good inhibitors of MRP1. To study stru...

journal_title：Molecular pharmacology

authors： Burg D,Wielinga P,Zelcer N,Saeki T,Mulder GJ,Borst P

更新日期：2002-11-01 00:00:00

abstract：:UDP-glucuronosyltransferase (UGT) 1A1 (UGT1A1) catalyzes the glucuronidation of bilirubin in liver. Among all UGT isoforms identified to date, it is the only relevant bilirubin-glucuronidating enzyme in human. Because glucuronoconjugation is the major route of bilirubin elimination, any genetic alteration that affects...

journal_title：Molecular pharmacology

authors： Bernard P,Goudonnet H,Artur Y,Desvergne B,Wahli W

更新日期：1999-09-01 00:00:00

abstract：:We have expanded previous studies with the 5-hydroxytryptamine (5-HT)(2) receptor agonist (+/-)-1-(2,5-dimethoxy-4-[(125)I]iodophenyl)-2-aminopropane [(+/-)-[(125)I]DOI] in human brain that had shown biphasic competition curves for several 5-HT(2A) receptor antagonists by using new selective antagonists of 5-HT(2A) (M...

journal_title：Molecular pharmacology

authors： López-Giménez JF,Villazón M,Brea J,Loza MI,Palacios JM,Mengod G,Vilaró MT

更新日期：2001-10-01 00:00:00

abstract：:The ubiquitously expressed nitric oxide (NO) receptor soluble guanylate cyclase (sGC) plays a key role in signal transduction. Binding of NO to the N-terminal prosthetic heme moiety of sGC results in approximately 200-fold activation of the enzyme and an increased conversion of GTP into the second messenger cGMP. sGC ...

journal_title：Molecular pharmacology

authors： Rothkegel C,Schmidt PM,Atkins DJ,Hoffmann LS,Schmidt HH,Schröder H,Stasch JP

更新日期：2007-11-01 00:00:00

abstract：:Cytochrome P450 (P450) enzymes are responsible for metabolizing drugs. Expression of P450s can directly affect drug metabolism, resulting in various outcomes in therapeutic efficacy and adverse effects. Several nuclear receptors are transcription factors that can regulate expression of P450s at both basal and drug-ind...

journal_title：Molecular pharmacology

authors： Chen L,Bao Y,Piekos SC,Zhu K,Zhang L,Zhong XB

更新日期：2018-07-01 00:00:00

abstract：:Allosteric modulators of G-protein-coupled receptors can regulate conformational states involved in receptor activation ( Mol Pharmacol 58: 1412-1423, 2000 ). This hypothesis was investigated for the corticotropin-releasing factor type 1 (CRF(1)) receptor using a novel series of ligands with varying allosteric effect ...

journal_title：Molecular pharmacology

authors： Hoare SR,Fleck BA,Gross RS,Crowe PD,Williams JP,Grigoriadis DE

更新日期：2008-05-01 00:00:00

abstract：:Lead (Pb(2+)) is a well-known inhibitor of voltage-dependent Ca(2+) channels in their native environments in several types of cells. However, its effects on discrete Ca(2+) channel phenotypes in isolation have not been well studied. We compared how specific subtypes of human neuronal high-voltage-activated Ca(2+) chan...

journal_title：Molecular pharmacology

authors： Peng S,Hajela RK,Atchison WD

更新日期：2002-12-01 00:00:00

abstract：:Undesired block of human ERG1 potassium channels is the basis for cardiac side effects of many different types of drugs. Therefore, it is important to know exactly why some drugs particularly bind to these channels with high affinity. Upon expression in mammalian cells and Xenopus laevis oocytes, we investigated the i...

journal_title：Molecular pharmacology

authors： Gessner G,Zacharias M,Bechstedt S,Schönherr R,Heinemann SH

更新日期：2004-05-01 00:00:00

abstract：:The total CYP3A5 mRNA level is significantly greater in carriers of the CYP3A5*1 allele than in CYP3A5*3 homozygotes. Most of the CYP3A5*3 mRNA includes an intronic sequence (exon 3B) containing premature termination codons (PTCs) between exons 3 and 4. Two models were used to investigate the degradation of CYP3A5 mRN...

journal_title：Molecular pharmacology

authors： Busi F,Cresteil T

更新日期：2005-09-01 00:00:00

abstract：:Aldehyde dehydrogenase-2 (ALDH2) catalyzes vascular bioactivation of the antianginal drug nitroglycerin (GTN) to yield nitric oxide (NO) or a related species that activates soluble guanylate cyclase (sGC), resulting in cGMP-mediated vasodilation. Accordingly, established ALDH2 inhibitors attenuate GTN-induced vasorela...

journal_title：Molecular pharmacology

authors： Neubauer R,Neubauer A,Wölkart G,Schwarzenegger C,Lang B,Schmidt K,Russwurm M,Koesling D,Gorren AC,Schrammel A,Mayer B

更新日期：2013-09-01 00:00:00

abstract：:G protein-coupled receptors (GPCRs) contribute to the regulation of every aspect of human physiology and are therapeutic targets for the treatment of numerous diseases. As a consequence, understanding the myriad of mechanisms controlling GPCR signaling and trafficking is essential for the development of new pharmacolo...

journal_title：Molecular pharmacology

authors： Dunn HA,Ferguson SS

更新日期：2015-10-01 00:00:00

abstract：:In vivo administration of the porphyrogenic agent allylisopropylacetamide (AIA) to phenobarbital-pretreated rats results in marked loss of hepatic cytochrome P-450 content. Using isozyme-selective functional markers, we now show that such loss reflects inactivation of several phenobarbital-inducible and constitutive i...

journal_title：Molecular pharmacology

authors： Bornheim LM,Underwood MC,Caldera P,Rettie AE,Trager WF,Wrighton SA,Correia MA

更新日期：1987-08-01 00:00:00

abstract：:Several reports have been published recently demonstrating a beneficial effect of epidermal growth factor receptor (EGFR) inhibitors in improving pathologic and behavioral conditions in neurodegenerative diseases (NDDs) such as Alzheimer's disease and Amyotrophic Lateral Sclerosis (ALS) as well as the brain and spinal...

journal_title：Molecular pharmacology

authors： Tavassoly O,Sato T,Tavassoly I

更新日期：2020-07-01 00:00:00

abstract：:A site-directed alkylating agent was used to inactivate one or more types of opioid receptor in two bioassay preparations in the presence of type-selective ligands as protectors of other opioid receptor types. Since the pharmacological potency of an agonist is decreased when the receptor type through which it acts has...

journal_title：Molecular pharmacology

authors： Goldstein A,James IF

更新日期：1984-05-01 00:00:00

abstract：:The mitogen-activated protein kinase (MAPK) pathway plays a pivotal role in intracellular signaling, and this cascade may impinge on cAMP response elements (CREs) of target genes. Both the MAPK pathway and chromogranin A expression may be activated by cytosolic calcium influx, and calcium-dependent signals map onto th...

journal_title：Molecular pharmacology

authors： Tang K,Wu H,Mahata SK,O'Connor DT

更新日期：1998-07-01 00:00:00

abstract：:The X-ray and NMR structural study of 3-carbomethoxy rifamycin S5 was undertaken in order to determine whether its low antimicrobial activity was related to a conformation of the molecule which was unfavorable for interaction with bacterial DNA-dependent RNA polymerase. However, the molecule assumes a conformation sim...

journal_title：Molecular pharmacology

authors： Brufani M,Cellai L,Cerrini S,Fedeli W,Segre A,Vaciago A

更新日期：1982-03-01 00:00:00

abstract：:The constitutive androstane receptor (CAR) regulates mouse and human CYP2B genes through binding to the direct repeat-4 (DR4) motifs present in the phenobarbital-responsive enhancer module (PBREM). The preference of PBREM elements for nuclear receptors and the extent of cross-talk between CAR and other nuclear recepto...

journal_title：Molecular pharmacology

authors： Mäkinen J,Frank C,Jyrkkärinne J,Gynther J,Carlberg C,Honkakoski P

更新日期：2002-08-01 00:00:00

abstract：:Adenosine receptors of the A1 and A2 subtypes were characterized in membranes from DDT1 MF-2 smooth muscle cells. These cells possess a high density of A1 adenosine receptors (Bmax = 0.8-0.9 pmol/mg of protein), as measured by both agonist and antagonist radioligands. Agonists compete for [125I]N6-[2-(4-amino-3-iodoph...

journal_title：Molecular pharmacology

authors： Ramkumar V,Barrington WW,Jacobson KA,Stiles GL

更新日期：1990-02-01 00:00:00

abstract：:The highly conserved Arg in the so-called DRY motif (Asp-Arg-Tyr) at the intracellular end of transmembrane helix 3 is in general considered as an essential residue for G protein coupling in rhodopsin-like seven transmembrane (7TM) receptors. In the open reading frame 74 (ORF74) receptor encoded by equine herpesvirus ...

journal_title：Molecular pharmacology

authors： Rosenkilde MM,Kledal TN,Schwartz TW

更新日期：2005-07-01 00:00:00

abstract：:A functional interaction between peroxisome proliferator-activated receptor alpha (PPARalpha) and components of the circadian clock has been suggested, but whether these transcriptional factors interact to regulate the expression of their target genes remains obscure. Here we used a PPARalpha ligand, bezafibrate, to s...

journal_title：Molecular pharmacology

authors： Oishi K,Koyanagi S,Matsunaga N,Kadota K,Ikeda E,Hayashida S,Kuramoto Y,Shimeno H,Soeda S,Ohdo S

更新日期：2010-07-01 00:00:00

abstract：:Propofol, etomidate, and barbiturate anesthetics are allosteric coagonists at pentameric α1β3γ2 GABAA receptors, modulating channel activation via four biochemically established intersubunit transmembrane pockets. Etomidate selectively occupies the two β+/α- pockets, the barbiturate photolabel R-5-allyl-1-methyl-5-(m-...

journal_title：Molecular pharmacology

authors： Szabo A,Nourmahnad A,Halpin E,Forman SA

更新日期：2019-04-01 00:00:00

abstract：:SC-54628 [1-(2-methylphenyl)-4-butyl-1,3-dihydro-3-[[6-[2-(1H- tetrazol-5-yl)phenyl]-3-pyridinyl]methyl]-2H-imidazol-2-one] and its 1-(2,6-dimethylphenyl)-2H-imidazol-2-one derivative SC-54629 were potent inhibitors of 125I-angiotensin II (125I-AII) binding to rat adrenal cortex angiotensin type 1 (AT1) receptors. SC-...

journal_title：Molecular pharmacology

authors： Olins GM,Chen ST,McMahon EG,Palomo MA,Reitz DB

更新日期：1995-01-01 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

abstract：:We have found that stypoldione, a bright red o-quinone isolated from the brown alga Stypopodium zonale, inhibits the division of sea urchin embryos in a concentration-dependent manner (IC50 approximately 2.5 X 10(-6) M). Although previous studies have shown this marine natural product to inhibit beef brain microtubule...

journal_title：Molecular pharmacology

authors： White SJ,Jacobs RS

更新日期：1983-11-01 00:00:00

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：:The ADP-sensitive and K+ -sensitive phosphorylated forms of Na,K-ATPase (E1P and E2P, respectively) are believed to be the main phosphorylated intermediates of Na,K-ATPase. In the presence of 100 mM Na+, E2P is the major component of the phosphorylated form in all native Na,K-ATPase preparations known, including the m...

journal_title：Molecular pharmacology

authors： Yoda A,Yoda S

更新日期：1982-11-01 00:00:00