14, 15-cis-episulfide-eicosatrienoic acid, an 'epoxygenase' eicosanoid analog, inhibits ionophore- but not thrombin-induced platelet aggregation.

abstract：:The class Frizzled (FZD) or class F of G protein-coupled receptors consists of 10 FZD paralogues and Smoothened (SMO). FZDs coordinate wingless/Int-1 signaling and SMO mediates Hedgehog signaling. Class F receptor signaling is intrinsically important for embryonic development and its dysregulation leads to diseases, i...

journal_title：Molecular pharmacology

authors： Kozielewicz P,Turku A,Schulte G

更新日期：2020-02-01 00:00:00

abstract：:The effects of single and repeated electroconvulsive shock (ECS) on the binding of [3H]diprenorphine to rat brain membranes was studied. Repeated but not single ECS significantly increased the Bmax of [3H]diprenorphine binding when measured in the absence but not in the presence of NaCl. On a regional basis the effect...

journal_title：Molecular pharmacology

authors： Hitzemann RJ,Hitzemann BA,Blatt S,Meyerhoff JL,Tortella FC,Kenner JR,Belenky GL,Holaday JW

更新日期：1987-05-01 00:00:00

abstract：:The interaction of hormones acting via the mobilization of calcium and stimulation of cAMP levels in cells was examined by determining the effects of carbachol and forskolin on cAMP and cGMP accumulation in mouse parotid gland. Treatment of isolated acini with either carbachol (0.01 to 20 microM) or forskolin (1 micro...

journal_title：Molecular pharmacology

authors： Watson EL,Singh JC,McPhee C,Beavo J,Jacobson KL

更新日期：1990-10-01 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：:The Notch family consists of four highly conserved transmembrane receptors. The release of the active intracellular domain requires the enzymatic activity of γ-secretase. Notch is involved in embryonic development and in many physiologic processes of normal cells, in which it regulates growth, apoptosis, and different...

journal_title：Molecular pharmacology

authors： Gharaibeh L,Elmadany N,Alwosaibai K,Alshaer W

更新日期：2020-11-01 00:00:00

abstract：:Prolonged ethanol exposure causes central nervous system hyperexcitability that involves a loss of GABAergic inhibition. We previously demonstrated that long-term ethanol exposure enhances the internalization of synaptic GABA(A) receptors composed of alpha1beta2/3gamma2 subunits. However, the mechanisms of ethanol-med...

journal_title：Molecular pharmacology

authors： Kumar S,Suryanarayanan A,Boyd KN,Comerford CE,Lai MA,Ren Q,Morrow AL

更新日期：2010-05-01 00:00:00

abstract：:Chick brain mRNA was isolated and injected into Xenopus oocytes. This led to the expression of gamma-aminobutyrate (GABA) channels easily accessible for current measurements using the voltage clamp technique. The effect of the anthelmintic natural product avermectin B1a on the GABA current was studied quantitatively. ...

journal_title：Molecular pharmacology

authors： Sigel E,Baur R

更新日期：1987-12-01 00:00:00

abstract：:PDE4A11 is a novel cAMP-specific phosphodiesterase that is conserved in humans, mouse, rat, pig, and bat. Exon-1(4A11) encodes its unique, 81 amino acid N-terminal region. Reverse-transcriptase polymerase chain reaction performed across the splice junction, plus identification of expressed sequence tags, identifies PD...

journal_title：Molecular pharmacology

authors： Wallace DA,Johnston LA,Huston E,MacMaster D,Houslay TM,Cheung YF,Campbell L,Millen JE,Smith RA,Gall I,Knowles RG,Sullivan M,Houslay MD

更新日期：2005-06-01 00:00:00

abstract：:The effect of the thiol-alkylating agent, N-ethylmaleimide (NEM), on histamine (HA) H1-receptors from guinea pig cerebellum, labeled with [3H]mepyramine, was investigated. The properties of [3H]mepyramine binding (apparent dissociation constant and maximal number of sites) were not modified by prior treatment of the m...

journal_title：Molecular pharmacology

authors： Yeramian E,Garbarg M,Schwartz JC

更新日期：1985-08-01 00:00:00

abstract：:Bordetella pertussis, the pathogen responsible for whooping cough, releases a soluble calmodulin-sensitive adenylate cyclase into its culture medium which enters several different types of animal cells and elevates intracellular cAMP. In this study, the influence of B. pertussis adenylate cyclase on intracellular cAMP...

journal_title：Molecular pharmacology

authors： Selfe S,Hunter DD,Shattuck RL,Nathanson NM,Storm DR

更新日期：1987-05-01 00:00:00

abstract：:Prenatal exposure to diethylstilbestrol (DES) is known to cause an increased susceptibility to a wide array of clinical disorders in humans. Previous studies from our laboratory demonstrated that prenatal exposure to DES induces thymic atrophy and apoptosis in the thymus. In the current study, we investigated if such ...

journal_title：Molecular pharmacology

authors： Singh NP,Abbas IK,Menard M,Singh UP,Zhang J,Nagarkatti P,Nagarkatti M

更新日期：2015-05-01 00:00:00

abstract：:Capsaicin (vanilloid) sensitivity has long served as the functional signature of a subset of nociceptive sensory neurons. Mutagenesis studies have revealed seemingly distinct regions involved in mediating ligand binding and channel activation at the capsaicin binding site. Residue 547 (transmembrane region 4) mediates...

journal_title：Molecular pharmacology

authors： Johnson DM,Garrett EM,Rutter R,Bonnert TP,Gao YD,Middleton RE,Sutton KG

更新日期：2006-09-01 00:00:00

abstract：:The effect of halothane on synthesis of retained and secreted proteins was investigated using isolated perfused rat livers. Anesthetic exposure rapidly inhibited synthesis of total liver proteins in a dose-dependent manner by a mechanism which appeared to involve reduced rates of both peptide chain initiation and elon...

journal_title：Molecular pharmacology

authors： Flaim KE,Jefferson LS,McGwire JB,Rannels DE

更新日期：1983-09-01 00:00:00

abstract：:alpha-Amidation is essential for the function of many peptides in intercellular communication. This C-terminal modification is mediated in a two-step process by the hydroxylase and lyase activities of the bifunctional enzyme, peptidylglycine alpha-amidating monooxygenase (PAM). The first step, catalyzed by peptidylgly...

journal_title：Molecular pharmacology

authors： Driscoll WJ,Mueller SA,Eipper BA,Mueller GP

更新日期：1999-06-01 00:00:00

abstract：:The cannabinoid analog abnormal cannabidiol [abn-cbd; (-)-4-(3-3,4-trans-p-menthadien-[1,8]-yl)-olivetol] does not bind to CB(1) or CB(2) receptors, yet it acts as a full agonist in relaxing rat isolated mesenteric artery segments. Vasorelaxation by abn-cbd is endothelium-dependent, pertussis toxin-sensitive, and is i...

journal_title：Molecular pharmacology

authors： Offertáler L,Mo FM,Bátkai S,Liu J,Begg M,Razdan RK,Martin BR,Bukoski RD,Kunos G

更新日期：2003-03-01 00:00:00

abstract：:The intermediate-conductance Ca2+-activated K+ channel (KCa3.1) constitutes an attractive pharmacological target for immunosuppression, fibroproliferative disorders, atherosclerosis, and stroke. However, there currently is no available crystal structure of this medically relevant channel that could be used for structu...

journal_title：Molecular pharmacology

authors： Nguyen HM,Singh V,Pressly B,Jenkins DP,Wulff H,Yarov-Yarovoy V

更新日期：2017-04-01 00:00:00

abstract：:To determine the relationship between vascular alpha 1-adrenergic receptor occupancy and receptor-coupled calcium flux, we have studied [3H]prazosin binding and l-norepinephrine-induced 45Ca efflux in cultured vascular smooth muscle cells isolated from the rabbit aorta. In a crude cellular homogenate, [3H]prazosin bou...

journal_title：Molecular pharmacology

authors： Colucci WS,Brock TA,Gimbrone MA Jr,Alexander RW

更新日期：1985-05-01 00:00:00

abstract：:Enzalutamide is a potent second-generation androgen receptor (AR) antagonist with activity in metastatic castrate-resistant prostate cancer (CRPC). Although enzalutamide is initially effective, disease progression inevitably ensues with the emergence of resistance. Intratumoral hypoxia is also associated with CRPC pro...

journal_title：Molecular pharmacology

authors： Fernandez EV,Reece KM,Ley AM,Troutman SM,Sissung TM,Price DK,Chau CH,Figg WD

更新日期：2015-06-01 00:00:00

abstract：:The therapeutic potential of antitumor drugs is seriously limited by the manifestation of cellular drug resistance. We used the budding yeast Saccharomyces cerevisiae as a model system to identify novel mechanisms of resistance to one of the most active anticancer agents, cisplatin. We pinpointed NPR2 (nitrogen permea...

journal_title：Molecular pharmacology

authors： Schenk PW,Brok M,Boersma AW,Brandsma JA,Den Dulk H,Burger H,Stoter G,Brouwer J,Nooter K

更新日期：2003-08-01 00:00:00

abstract：:Cytokines are thought to cause the depression of cytochrome P-450 (CYP)-associated drug metabolism in humans during inflammation and infection. We have examined the role of five cytokines, i.e., interleukin-1 beta, interleukin-4, interleukin-6, tumor necrosis factor-alpha, and interferon-gamma, on the expression of CY...

journal_title：Molecular pharmacology

authors： Abdel-Razzak Z,Loyer P,Fautrel A,Gautier JC,Corcos L,Turlin B,Beaune P,Guillouzo A

更新日期：1993-10-01 00:00:00

abstract：:Understanding the molecular basis of ligand binding to receptors provides insights useful for rational drug design. This work describes development of a new antagonist radioligand of the type 1 cholecystokinin receptor (CCK1R), (2-fluorophenyl)-2,3-dihydro-3-[(3-isoquinolinylcarbonyl)amino]-6-methoxy-2-oxo-l-H-indole-...

journal_title：Molecular pharmacology

authors： Dong M,Vattelana AM,Lam PC,Orry AJ,Abagyan R,Christopoulos A,Sexton PM,Haines DR,Miller LJ

更新日期：2015-01-01 00:00:00

abstract：:We used transcript-specific oligonucleotides to examine the localization in the rat nervous system of the corresponding mRNAs for the two P2X purinoceptor genes cloned recently from the rat vas deferens and PC12 cells. PC12 P2X purinoceptor mRNA was labeled in the olfactory tubercle, striatum, hypothalamus, hippocampu...

journal_title：Molecular pharmacology

authors： Kidd EJ,Grahames CB,Simon J,Michel AD,Barnard EA,Humphrey PP

更新日期：1995-10-01 00:00:00

abstract：:S-Adenosylmethionine (SAMe) and its metabolite 5'-methylthioadenosine (MTA) inhibit mitogen-induced proliferative response in liver and colon cancer cells. SAMe and MTA are also proapoptotic in liver cancer cells by selectively inducing Bcl-x(S) expression. The aims of this work were to assess whether these agents are...

journal_title：Molecular pharmacology

authors： Li TW,Zhang Q,Oh P,Xia M,Chen H,Bemanian S,Lastra N,Circ M,Moyer MP,Mato JM,Aw TY,Lu SC

更新日期：2009-07-01 00:00:00

abstract：:Beta-adrenergic receptors were characterized in a particulate fraction of human auricles obtained from patients operated upon for coronary insufficiency or valvular disease. [125I] Hydroxybenzylpindolol binding was evaluated in terms of kinetics; KD and Bmax values; and inhibition of binding in the presence of 10 micr...

journal_title：Molecular pharmacology

authors： Robberecht P,Delhaye M,Taton G,De Neef P,Waelbroeck M,De Smet JM,Leclerc JL,Chatelain P,Christophe J

更新日期：1983-09-01 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：:Potassium channels play fundamental roles in physiology. Chemically diverse drugs bind in the pore region of K+ channels. Here, we homology-modeled voltage- and Ca2+-gated K+ channel BK and voltage-gated Kv1.3 using the X-ray structures of MthK and Kv1.2, respectively, and simulated the binding of d-tubocurarine in th...

journal_title：Molecular pharmacology

authors： Rossokhin A,Teodorescu G,Grissmer S,Zhorov BS

更新日期：2006-04-01 00:00:00

abstract：:The cytolytic ionotropic ATP receptor P2X7 has several important roles in immune cell regulation, such as cytokine release, apoptosis, and microbial killing. Although P2X7 receptors are frequently coexpressed with another subtype of P2X receptor, P2X4, they are believed not to form heteromeric assemblies but to functi...

journal_title：Molecular pharmacology

authors： Guo C,Masin M,Qureshi OS,Murrell-Lagnado RD

更新日期：2007-12-01 00:00:00

abstract：:Activation of synthesis-modulating dopamine autoreceptors by dopamine or its agonists has been shown to inhibit dopamine synthesis in the rat striatum. However, systemic administration of the direct-acting dopamine agonist apomorphine failed to inhibit dopamine synthesis in striata from rats that had received local un...

journal_title：Molecular pharmacology

authors： Bean AJ,Shepard PD,Bunney BS,Nestler EJ,Roth RH

更新日期：1988-12-01 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：:Cyclic nucleotide phosphodiesterases (PDEs) from canine trachealis were characterized with respect to their kinetic properties, sensitivity to selective inhibitors, and subcellular distribution. Extracts from whole tissue homogenates were applied to DEAE-Sepharose anion exchange columns and eluted with a linear sodium...

journal_title：Molecular pharmacology

authors： Torphy TJ,Cieslinski LB

更新日期：1990-02-01 00:00:00