Nuclear localization of bacterial Streptoalloteichus hindustanus bleomycin resistance protein in mammalian cells.

abstract：:ORKAMBI, a combination of the corrector, lumacaftor, and the potentiator, ivacaftor, partially rescues the defective processing and anion channel activity conferred by the major cystic fibrosis-causing mutation, F508del, in in vitro studies. Clinically, the improvement in lung function after ORKAMBI treatment is modes...

journal_title：Molecular pharmacology

authors： Wu YS,Jiang J,Ahmadi S,Lew A,Laselva O,Xia S,Bartlett C,Ip W,Wellhauser L,Ouyang H,Gonska T,Moraes TJ,Bear CE

更新日期：2019-10-01 00:00:00

abstract：:Anandamide (AEA) and delta9-tetrahydrocannabinol (THC) are endogenous and exogenous ligands, respectively, for cannabinoid receptors. Whereas most of the pharmacological actions of cannabinoids are mediated by CB1 receptors, there is also evidence that these compounds can produce effects that are not mediated by the a...

journal_title：Molecular pharmacology

authors： Hejazi N,Zhou C,Oz M,Sun H,Ye JH,Zhang L

更新日期：2006-03-01 00:00:00

abstract：:(6R)-5,6,7,8-Tetrahydrobiopterin (BH4), which is synthesized intracellularly from GTP, caused a concentration-dependent increase in rat pheochromocytoma (PC12) cell proliferation when added exogenously. Incubation with sepiapterin, which is converted enzymatically to BH4 within cells, also increased PC12 cell prolifer...

journal_title：Molecular pharmacology

authors： Anastasiadis PZ,States JC,Imerman BA,Louie MC,Kuhn DM,Levine RA

更新日期：1996-01-01 00:00:00

abstract：:Thyrotropin-releasing hormone (TRH) receptors were solubilized from a rat pituitary tumor cell line, GH4C1, with digitonin. Convenient assays were developed based on the ability of hydroxylapatite and polyethyleneimine-soaked glass fiber filters to adsorb the solubilized [3H]methyl-TRH-receptor complex but not free [3...

journal_title：Molecular pharmacology

authors： Phillips WJ,Hinkle PM

更新日期：1989-04-01 00:00:00

abstract：:Reversal of the multidrug-resistant (MDR) phenotype is very important for chemotherapy success. In fact, the expression of the MDR1 gene-encoded P-glycoprotein (P-gp) actively expels antitumor agents such as daunomycin (DNM) out of the cells, resulting in drug resistance. We show that upon conjugation to triplex-formi...

journal_title：Molecular pharmacology

authors： Stierlé V,Duca M,Halby L,Senamaud-Beaufort C,Capobianco ML,Laigle A,Jollès B,Arimondo PB

更新日期：2008-05-01 00:00:00

abstract：:Seven transmembrane G protein-coupled receptors (GPCRs) are often phosphorylated at the C terminus and on intracellular loops in response to various extracellular stimuli. Phosphorylation of GPCRs by GPCR kinases and certain other kinases can promote the recruitment of arrestin molecules. The arrestins critically regu...

journal_title：Molecular pharmacology

authors： Yang Z,Yang F,Zhang D,Liu Z,Lin A,Liu C,Xiao P,Yu X,Sun JP

更新日期：2017-09-01 00:00:00

abstract：:The effects of alpha 2-adrenergic receptors are usually attributed to inhibition of adenylyl cyclase through pertussis toxin-sensitive Gi coupling. In kidney distal convoluted tubule (DCT) cells, stimulation of Na+/K(+)-ATPase by alpha 2 receptors involves activation of protein kinase C (PKC). To identify the signal p...

journal_title：Molecular pharmacology

authors： Gesek FA

更新日期：1996-08-01 00:00:00

abstract：:In previous studies, it was shown that the overexpression of beta2-adrenoceptor (beta2AR) in the hearts of transgenic mice (Tg) leads to agonist-independent activation of adenylate cyclase and enhanced myocardial function. Here, we measured the physical coupling of beta2AR and Gs by evaluating the coimmunoprecipitatio...

journal_title：Molecular pharmacology

authors： Gürdal H,Bond RA,Johnson MD,Friedman E,Onaran HO

更新日期：1997-08-01 00:00:00

abstract：:The epipodophyllotoxin etoposide is an inhibitor of topoisomerase II. The effects of this agent on gene expression, particularly the transcriptional induction of genes implicated in growth control, are unknown. The present results demonstrate that etoposide induces expression of the c-jun protooncogene in HL-60 myeloi...

journal_title：Molecular pharmacology

authors： Rubin E,Kharbanda S,Gunji H,Kufe D

更新日期：1991-06-01 00:00:00

abstract：:Two newly identified, overlapping (1 bp) glucocorticoid response elements (GREs) at -759 and -773 bp in the promoter of the rat phenylethanolamine N-methyltransferase (PNMT; EC 2.1.1.28) gene are primarily responsible for its glucocorticoid sensitivity, rather than the originally identified -533-bp GRE. A dose-depende...

journal_title：Molecular pharmacology

authors： Tai TC,Claycomb R,Her S,Bloom AK,Wong DL

更新日期：2002-06-01 00:00:00

abstract：:Adult guinea pig hippocampal membranes contain two 5-hydroxytryptamine (5-HT) receptors positively coupled with an adenylate cyclase. One is a typical 5-HT1A receptor and the second is a nonclassical 5-HT receptor that we previously proposed to call 5-HT4. Here, we show that 4-amino-5-chlor-2-methoxy-benzamide derivat...

journal_title：Molecular pharmacology

authors： Bockaert J,Sebben M,Dumuis A

更新日期：1990-03-01 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：:Lack of high potency agonists has restricted analysis of the G protein-coupled receptor GPR35. Moreover, marked variation in potency and/or affinity of current ligands between human and rodent orthologs of GPR35 has limited their productive use in rodent models of physiology. Based on the reported modest potency of th...

journal_title：Molecular pharmacology

authors： MacKenzie AE,Caltabiano G,Kent TC,Jenkins L,McCallum JE,Hudson BD,Nicklin SA,Fawcett L,Markwick R,Charlton SJ,Milligan G

更新日期：2014-01-01 00:00:00

abstract：:Cells of the murine neuroblastoma clone N1E-115 possess muscarinic receptors that influence the intracellular level of cyclic nucleotides. The stimulation of [3H]cyclic GMP levels occurs only with intact cells and has an EC50 near the "low-affinity" agonist equilibrium dissociation constant (KL) determined by radiolig...

journal_title：Molecular pharmacology

authors： McKinney M,Stenstrom S,Richelson E

更新日期：1984-09-01 00:00:00

abstract：:In saturation studies with [3H]dihydromorphine, unlabeled D-Ala2-D-Leu5-enkephalin (1 nM) inhibited the high-affinity binding component far more potently than the lower-affinity one. Similarly, morphine (1 nM) inhibited the higher-affinity binding of 3H-D-Ala2-D-Leu5-enkephalin to a greater extent than its lower-affin...

journal_title：Molecular pharmacology

authors： Nishimura SL,Recht LD,Pasternak GW

更新日期：1984-01-01 00:00:00

abstract：:Identifying novel mechanisms to enhance glucagon-like peptide-1 (GLP-1) receptor signaling may enable nascent medicinal chemistry strategies with the aim of developing new orally available therapeutic agents for the treatment of type 2 diabetes mellitus. Therefore, we tested the hypothesis that selectively modulating ...

journal_title：Molecular pharmacology

authors： Willard FS,Wootten D,Showalter AD,Savage EE,Ficorilli J,Farb TB,Bokvist K,Alsina-Fernandez J,Furness SG,Christopoulos A,Sexton PM,Sloop KW

更新日期：2012-12-01 00:00:00

abstract：:Studies investigating the effects of beta-naphthoflavone (beta NF) on insulin receptor binding and its intrinsic protein kinase activity in rat liver and placenta were performed. Membranes were prepared from maternal liver and placenta on gestation day 11 and used for [125I]insulin radioreceptor assay. Scatchard analy...

journal_title：Molecular pharmacology

authors： Wang SL,Raizada MK,Shiverick KT

更新日期：1988-03-01 00:00:00

abstract：:Ca2-dependent protein phosphorylations activated by calmodulin or phospholipid were studied using selective inhibitors. Both protein phosphorylations were inhibited by N-(6-aminohexyl)-5-chloro-1-naphthalenesulfonamide (W-7) and its derivatives. Kinetic analysis indicated that the primary effect of these agents was me...

journal_title：Molecular pharmacology

authors： Tanaka T,Ohmura T,Yamakado T,Hidaka H

更新日期：1982-09-01 00:00:00

abstract：:Pyrethroid insecticides are synthetic neurotoxins patterned after the naturally occurring pyrethrins. Their mechanism of action is thought to involve effects primarily at the voltage-sensitive sodium channel of both insect and mammalian neurons, although recent studies have raised the possibility that these compounds ...

journal_title：Molecular pharmacology

authors： Brown GB,Gaupp JE,Olsen RW

更新日期：1988-07-01 00:00:00

abstract：:All-trans-retinoic acid (atRA) is the active metabolite of vitamin A. atRA is also used as a drug, and synthetic atRA analogs and inhibitors of retinoic acid (RA) metabolism have been developed. The hepatic clearance of atRA is mediated primarily by CYP26A1, but design of CYP26A1 inhibitors is hindered by lack of info...

journal_title：Molecular pharmacology

authors： Thatcher JE,Buttrick B,Shaffer SA,Shimshoni JA,Goodlett DR,Nelson WL,Isoherranen N

更新日期：2011-08-01 00:00:00

abstract：:The glucagon-like peptide-1 receptor (GLP-1R) is a key physiological regulator of insulin secretion and a major therapeutic target for the treatment of type II diabetes. However, regulation of GLP-1R function is complex with multiple endogenous peptides that interact with the receptor, including full-length (1-37) and...

journal_title：Molecular pharmacology

authors： Koole C,Wootten D,Simms J,Valant C,Miller LJ,Christopoulos A,Sexton PM

更新日期：2011-09-01 00:00:00

abstract：:The successful synthesis of dolastatin 11, a depsipeptide originally isolated from the mollusk Dolabella auricularia, permitted us to study its effects on cells. The compound arrested cells at cytokinesis by causing a rapid and massive rearrangement of the cellular actin filament network. In a dose-and time-dependent ...

journal_title：Molecular pharmacology

authors： Bai R,Verdier-Pinard P,Gangwar S,Stessman CC,McClure KJ,Sausville EA,Pettit GR,Bates RB,Hamel E

更新日期：2001-03-01 00:00:00

abstract：:We demonstrated previously that nonsteroidal anti-inflammatory drugs (NSAIDs) increased p27(Kip1) by inhibiting protein degradation to suppress the proliferation of human lung cancer cells. In this study, we elucidate the molecular mechanism by which NSAIDs modulate p27(Kip1) proteolysis. Immunoblotting and in vitro u...

journal_title：Molecular pharmacology

authors： Huang YC,Chuang LY,Hung WC

更新日期：2002-12-01 00:00:00

abstract：:NAD(P):quinone acceptor oxidoreductase (quinone reductase) (DT-diaphorase, EC 1.6.99.2) is involved in the process of reductive activation of cytotoxic antitumor quinones and nitrobenzenes. In this study, we initially examined the relative abilities of mouse, rat, and human quinone reductases to reduce two prodrugs, C...

journal_title：Molecular pharmacology

authors： Chen S,Knox R,Lewis AD,Friedlos F,Workman P,Deng PS,Fung M,Ebenstein D,Wu K,Tsai TM

更新日期：1995-05-01 00:00:00

abstract：:We recently reported the cloning of a novel alpha 1-adrenergic receptor (AR), the alpha 1CAR. By transient and stable expression of the alpha 1CAR and the previously cloned alpha 1BAR in COS-7 and HeLa cells, respectively, we have now compared their ability to interact with major signal-transduction pathways (includin...

journal_title：Molecular pharmacology

authors： Schwinn DA,Page SO,Middleton JP,Lorenz W,Liggett SB,Yamamoto K,Lapetina EG,Caron MG,Lefkowitz RJ,Cotecchia S

更新日期：1991-11-01 00:00:00

abstract：:We have previously reported that, depending on the dose, nitric oxide (NO)-generating agents exert a dual facilitatory and inhibitory action on glutamatergic transmission on the rostral ventrolateral medulla (RVLM) neurons. The molecular mechanisms underlying the NO-mediated synaptic inhibition have not yet been defin...

journal_title：Molecular pharmacology

authors： Huang CC,Chan SH,Hsu KS

更新日期：2004-09-01 00:00:00

abstract：:Metallothioneins (MTs) are cytoplasmic proteins that sequester certain divalent cations and are considered a primary cellular defense against the toxic transition metal cadmium (Cd(2+)). MT-I/II(-/-) knockout [MT(-/-)] cells are available and serve as an excellent tool to study non-MT-related mechanisms in metal toler...

journal_title：Molecular pharmacology

authors： Leslie EM,Liu J,Klaassen CD,Waalkes MP

更新日期：2006-02-01 00:00:00

abstract：:4-PIOL is a structural analog of GABA that has low efficacy at GABAA receptor CI- channels and activates a nondesensitizing CI- conductance in central neurons. We investigated the biophysical mechanisms of its low efficacy in embryonic olfactory bulb neurons, which express a limited number of GABAA receptor subunit tr...

journal_title：Molecular pharmacology

authors： Kristiansen U,Barker JL,Serafini R

更新日期：1995-08-01 00:00:00

abstract：:We searched for sites on the alpha-subunit of the fast Na(+) channel responsible for the difference in GTX (grayanotoxin) sensitivity of the skeletal- and cardiac-muscle Na(+) current. cDNA clones, encoding the skeletal or cardiac isoforms of the alpha-subunit, were inserted into a mammalian expression vector and tran...

journal_title：Molecular pharmacology

authors： Kimura T,Yamaoka K,Kinoshita E,Maejima H,Yuki T,Yakehiro M,Seyama I

更新日期：2001-10-01 00:00:00

abstract：:The aryl hydrocarbon receptor (AHR) and its DNA binding partner, the AHR nuclear translocator (ARNT), are basic helix-loop-helix transcription factors that mediate many of the toxic and carcinogenic effects of polyhalogenated aromatic hydrocarbons. The basic regions of the AHR and ARNT contact the GCGTG recognition si...

journal_title：Molecular pharmacology

authors： Swanson HI,Yang JH

更新日期：1998-10-01 00:00:00