Methamphetamine-induced neurotoxicity is attenuated in transgenic mice with a null mutation for interleukin-6.

abstract：:The P2Y(1) receptor is responsible for the initiation of platelet aggregation in response to ADP and plays a key role in thrombosis. Although this receptor is expressed early in the platelet lineage, the regulation of its expression during megakaryocyte differentiation is unknown. In the mouse megakaryocytic cell line...

journal_title：Molecular pharmacology

authors： Hechler B,Toselli P,Ravanat C,Gachet C,Ravid K

更新日期：2001-11-01 00:00:00

abstract：:Dietary lipids and fat-soluble micronutrients are solubilized in mixed micelles and absorbed in the small intestine. Based on an assumption that cholesterol and other fat-soluble molecules share a number of transport mechanisms and the fact that Niemann-Pick C1-like 1 (NPC1L1) is critical for intestinal cholesterol ab...

journal_title：Molecular pharmacology

authors： Narushima K,Takada T,Yamanashi Y,Suzuki H

更新日期：2008-07-01 00:00:00

abstract：:Cardiac-directed expression of AC6 has pronounced favorable effects on cardiac function possibly not linked with cAMP production. To determine rigorously whether cAMP generation is required for the beneficial effects of increased AC6 expression, we generated a catalytically inactive AC6 mutant (AC6mut) that has marked...

journal_title：Molecular pharmacology

authors： Gao MH,Tang T,Lai NC,Miyanohara A,Guo T,Tang R,Firth AL,Yuan JX,Hammond HK

更新日期：2011-03-01 00:00:00

abstract：:Organic anion transporting polypeptides (Oatp) mediate the transport of a wide variety of amphipathic organic substrates. Rat Oatp1b2 and human OATP1B3 are members of a liver-specific subfamily of Oatps/OATPs. We investigated whether prolactin (PRL) and growth hormone (GH) regulated Oatp1b2 and OATP1B3 gene expression...

journal_title：Molecular pharmacology

authors： Wood M,Ananthanarayanan M,Jones B,Wooton-Kee R,Hoffman T,Suchy FJ,Vore M

更新日期：2005-07-01 00:00:00

abstract：:We describe here the cloning and characterization of a rat homolog of the chemokine receptor CXCR3. The predicted amino acid sequence of rat CXCR3 contains 367 amino acid residues, sharing 96 and 87% amino acid sequence identity to the murine and human CXCR3, respectively. Among a large panel of chemokines tested, onl...

journal_title：Molecular pharmacology

authors： Wang X,Li X,Schmidt DB,Foley JJ,Barone FC,Ames RS,Sarau HM

更新日期：2000-06-01 00:00:00

abstract：:In ND8-47 cells, a neuroblastoma x dorsal root ganglion hybrid cell line, activation of delta-opioid receptors induced an increase in the intracellular free calcium concentration ([Ca2+]i) through dihydropyridine-sensitive calcium channels. This effect was mediated by pertussis toxin-sensitive G proteins. The G protei...

journal_title：Molecular pharmacology

authors： Tang T,Kiang JG,Côté TE,Cox BM

更新日期：1995-08-01 00:00:00

abstract：:bTREK-1 K(+) channels set the resting membrane potential of bovine adrenal zona fasciculata (AZF) cells and function pivotally in the physiology of cortisol secretion. Adrenocorticotropic hormone controls the function and expression of bTREK-1 channels through signaling mechanisms that may involve cAMP and downstream ...

journal_title：Molecular pharmacology

authors： Enyeart JA,Liu H,Enyeart JJ

更新日期：2010-03-01 00:00:00

abstract：:In the present study, we have elucidated the functional characteristics and mechanism of action of methaqualone (2-methyl-3-o-tolyl-4(3H)-quinazolinone, Quaalude), an infamous sedative-hypnotic and recreational drug from the 1960s-1970s. Methaqualone was demonstrated to be a positive allosteric modulator at human α1,2...

journal_title：Molecular pharmacology

authors： Hammer H,Bader BM,Ehnert C,Bundgaard C,Bunch L,Hoestgaard-Jensen K,Schroeder OH,Bastlund JF,Gramowski-Voß A,Jensen AA

更新日期：2015-08-01 00:00:00

abstract：:Based on the available data, we speculated that changes in brain iron metabolism induced by L-DOPA might be associated with the neurotoxicity of L-DOPA. To investigate this possibility, the effects of L-DOPA on the expression of iron influx proteins [transferrin receptor (TfR) and divalent metal transporter 1 (DMT1)],...

journal_title：Molecular pharmacology

authors： Chang YZ,Ke Y,Du JR,Halpern GM,Ho KP,Zhu L,Gu XS,Xu YJ,Wang Q,Li LZ,Wang CY,Qian ZM

更新日期：2006-03-01 00:00:00

abstract：:Exchange protein directly activated by cAMP (EPAC) and cAMP-dependent protein kinase (PKA) are two intracellular receptors that mediate the effects of the prototypic second messenger cAMP. Identifying pharmacological probes for selectively modulating EPAC activity represents a significant unmet need within the researc...

journal_title：Molecular pharmacology

authors： Almahariq M,Tsalkova T,Mei FC,Chen H,Zhou J,Sastry SK,Schwede F,Cheng X

更新日期：2013-01-01 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：:Dysfunction of p53 and resistance to cancer drugs can arise through mutually exclusive overexpression of MDM2 or MDM4. Cisplatin-resistant cells, however, can demonstrate increased binding of both MDM2 and MDM4 to p53 but in absence of cellular overexpression. Whether MDM2 inhibitors alone can activate p53 in these re...

journal_title：Molecular pharmacology

authors： Xie X,He G,Siddik ZH

更新日期：2020-04-01 00:00:00

abstract：:High-affinity glycine transport in neurons and glial cells is a primary means of inactivating synaptic glycine. We have synthesized a potent selective inhibitor of glycine transporter 1 (GlyT1), and characterized its activity using a quail fibroblast cell line (QT6). The glycine transporters GlyT1A, GlyT1B, GlyT1C, an...

journal_title：Molecular pharmacology

authors： Atkinson BN,Bell SC,De Vivo M,Kowalski LR,Lechner SM,Ognyanov VI,Tham CS,Tsai C,Jia J,Ashton D,Klitenick MA

更新日期：2001-12-01 00:00:00

abstract：:The dopamine (DA) transporter (DAT) mediates the removal of released DA. DAT is the major molecular target responsible for the rewarding properties and abuse potential of the psychostimulant amphetamine (AMPH). AMPH has been shown to reduce the number of DATs at the cell surface, and this AMPH-induced cell surface DAT...

journal_title：Molecular pharmacology

authors： Kahlig KM,Lute BJ,Wei Y,Loland CJ,Gether U,Javitch JA,Galli A

更新日期：2006-08-01 00:00:00

abstract：:This study identifies signaling pathways activated by the beta(2)-/beta(3)-adrenoceptor (AR) agonist zinterol, the selective beta(3)-AR agonist L755507, and the selective beta(3)-AR antagonist L748337 in CHO-K1 cells expressing human beta(3)-adrenoceptors. Zinterol and L755507 caused a robust concentration-dependent i...

journal_title：Molecular pharmacology

authors： Sato M,Hutchinson DS,Evans BA,Summers RJ

更新日期：2008-11-01 00:00:00

abstract：:[3H]-d-cis-Diltiazem binds to canine cardiac sarcolemma in a specific, saturable, and reversible manner with a KD = 58.0 +/- 9.5 nM and a receptor site density (maximum binding) of 2.19 +/- 0.24 pmol/mg of protein. Bepridil and verapamil, Ca2+ channel inhibitors, can completely inhibit this binding at nM concentration...

journal_title：Molecular pharmacology

authors： Balwierczak JL,Johnson CL,Schwartz A

更新日期：1987-02-01 00:00:00

abstract：:Recent reports regarding the significance of chemokine receptors in disease have put a spotlight on atypical chemokine receptor 3 (ACKR3). This atypical chemokine receptor is overexpressed in numerous cancer types and has been involved in the modulation of tumor cell proliferation and migration, tumor angiogenesis, or...

journal_title：Molecular pharmacology

authors： Neves M,Fumagalli A,van den Bor J,Marin P,Smit MJ,Mayor F

更新日期：2019-12-01 00:00:00

abstract：:Maurotoxin (MTX) is a potent blocker of human voltage-activated Kv1.2 and intermediate-conductance calcium-activated potassium channels, hIKCa1. Because its blocking affinity on both channels is similar, although the pore region of these channels show only few conserved amino acids, we aimed to characterize the bindin...

journal_title：Molecular pharmacology

authors： Visan V,Fajloun Z,Sabatier JM,Grissmer S

更新日期：2004-11-01 00:00:00

abstract：:The endocannabinoids anandamide and 2-arachidonyl glycerol (2-AG) bind to G protein-coupled central and peripheral cannabinoid receptors CB1 and CB2, respectively. Due to the relatively high expression of the CB2 isotype on peripheral immune cells, it has been hypothesized that this receptor mediates the immunosuppres...

journal_title：Molecular pharmacology

authors： Gonsiorek W,Lunn C,Fan X,Narula S,Lundell D,Hipkin RW

更新日期：2000-05-01 00:00:00

abstract：:Rat liver and brain membrane alpha 1-adrenergic receptors were purified greater than 500-fold by successive chromatographic steps using heparin-agarose, an affinity matrix constructed by coupling a novel derivative of the alpha 1-selective antagonist prazosin to Affigel-102 and wheat germ agglutinin-agarose. Several l...

journal_title：Molecular pharmacology

authors： Terman BI,Riek RP,Grodski A,Hess HJ,Graham RM

更新日期：1990-04-01 00:00:00

abstract：:A UDP-glucuronosyltransferase (UDPGT) isoenzyme capable of morphine glucuronidation has been purified to apparent homogeneity and partially characterized from hepatic microsomes of female Wistar rats which have low 3 alpha-hydroxysteroid UDPGT. A rapid and sensitive assay was developed to quantify morphine glucuronide...

journal_title：Molecular pharmacology

authors： Puig JF,Tephly TR

更新日期：1986-12-01 00:00:00

abstract：:Transmembrane domain 6 of the muscarinic acetylcholine (ACh) receptors is important in ligand binding and in the conformational transitions of the receptor but the roles of individual residues are poorly understood. We have carried out a systematic alanine-scanning mutagenesis study on residues Tyr381 to Val387 within...

journal_title：Molecular pharmacology

authors： Ward SD,Curtis CA,Hulme EC

更新日期：1999-11-01 00:00:00

abstract：:15-Deoxy-Delta(12,14)-prostaglandin J(2) (15d-PGJ(2)) is a cyclopentenonic prostaglandin endowed with powerful anti-inflammatory activities, as shown in animal models of inflammatory/autoimmune diseases, where pharmacological administration of this prostanoid can ameliorate inflammation and local tissue damage via act...

journal_title：Molecular pharmacology

authors： Fionda C,Nappi F,Piccoli M,Frati L,Santoni A,Cippitelli M

更新日期：2007-11-01 00:00:00

abstract：:To determine the structural basis for binding subtype selective agonists in the beta-adrenergic receptor (beta AR), we examined the interaction of the mutant beta 2AR and chimeric beta 1/beta 2AR with a selective beta 2AR agonist, TA-2005 (8-hydroxy-5-[(1R)-1-hydroxy-2-[N-[(1R)-2-(p-methoxyphenyl)-1-methyle thy l] am...

journal_title：Molecular pharmacology

authors： Kikkawa H,Isogaya M,Nagao T,Kurose H

更新日期：1998-01-01 00:00:00

abstract：:A polyamine component of Agelenopsis aperta spider venom designated FTX is reported to be a selective antagonist of P-type calcium channels in the mammalian brain. Consequently, this component has frequently been used as a pharmacological tool to determine the presence, distribution, and function of P-type channels in...

journal_title：Molecular pharmacology

authors： Norris TM,Moya E,Blagbrough IS,Adams ME

更新日期：1996-10-01 00:00:00

abstract：:The interaction of [3H]acetylcholine ([3H]AcCh) with the muscarinic receptor was studied in seven distinct rat brain regions and in heart atrium by employing 10 microM atropine to define specific binding. The specific binding exhibited by the labeled neurotransmitter was found to be sensitive to muscarinic but not to ...

journal_title：Molecular pharmacology

authors： Gurwitz D,Kloog Y,Sokolovsky M

更新日期：1985-09-01 00:00:00

abstract：:The gamma-aminobutyric acid-A (GABA(A)) receptor complex is allosterically modulated by a variety of substances, some of clinical importance. Barbiturates and neurosteroids augment GABA-currents and also directly gate the channel. A variety of gamma-butyrolactone analogues also modulate GABA-induced currents, with som...

journal_title：Molecular pharmacology

authors： Williams KL,Tucker JB,White G,Weiss DS,Ferrendelli JA,Covey DF,Krause JE,Rothman SM

更新日期：1997-07-01 00:00:00

abstract：:The insecticide imidacloprid and structurally related neonicotinoids act selectively on insect nicotinic acetylcholine receptors (nAChRs). To investigate the mechanism of neonicotinoid selectivity, we have examined the effects of mutations to basic amino acid residues in loop D of the nAChR acetylcholine (ACh) binding...

journal_title：Molecular pharmacology

authors： Shimomura M,Yokota M,Ihara M,Akamatsu M,Sattelle DB,Matsuda K

更新日期：2006-10-01 00:00:00

abstract：:Gemcitabine and pemetrexed are effective agents in the treatment of non-small-cell lung cancer (NSCLC), and the present study investigates cellular and genetic aspects of their interaction against A549, Calu-1, and Calu-6 cells. Cells were treated with pemetrexed and gemcitabine, and their interaction was assessed usi...

journal_title：Molecular pharmacology

authors： Giovannetti E,Mey V,Nannizzi S,Pasqualetti G,Marini L,Del Tacca M,Danesi R

更新日期：2005-07-01 00:00:00

abstract：:The gamma-aminobutyric acid(A) (GABA(A)) receptor contains a binding site (or sites) for benzodiazepines and related ligands. Previous studies have shown that the residue occupying position 101 (rat numbering) of the alpha subunit is particularly important in determining how some of these compounds interact with the r...

journal_title：Molecular pharmacology

authors： Dunn SM,Davies M,Muntoni AL,Lambert JJ

更新日期：1999-10-01 00:00:00