Is the brain histamine involved in cataleptogenic action of analgesics and haloperidol?

abstract：:The aim of this study was to verify, by means of functional methods, whether the circadian rhythm changes adrenergic response patterns in the epididymal half of the vas deferens isolated from control rats as well as from rats submitted to acute stress. The experiments were performed at 9:00 a.m., 3:00 p.m., 9:00 p.m.,...

journal_title：Life sciences

authors： Leite-Kassuya CA,Pereira OC

更新日期：2005-08-26 00:00:00

abstract：:The novel guanidines N-(3,4-dimethoxy-2-chlorobenzylideneamino)-guanidine (ME 10092) and N-(3,4-dimethoxy-2-chlorobenzylideneamino)-N1-hydroxyguanidine (PR5) were recently reported to exhibit promising cardioprotective activities in myocardial ischaemia and reperfusion in rats. The current study investigated for the f...

journal_title：Life sciences

authors： Oliver DW,Dormehl IC,Wikberg JE,Louw WK,Dambrova M,van Gelder A,Kilian E,van Rensburg EJ

更新日期：2004-09-10 00:00:00

abstract：AIMS:Alzheimer's disease (AD) is characterized by vascular dysfunction, in addition to memory impairment. Previously we found that β-sheet breaker peptides (βSBPs) improved memory impairment induced by amyloid β-peptide Aβ40. In this study we investigated βSBP effects on vascular responses in a rat model of AD. MAIN M...

journal_title：Life sciences

authors： Bölükbaşı Hatip FF,Hatip-Al-Khatib I

更新日期：2013-02-27 00:00:00

abstract：:Recent findings indicate that low concentrations of dopamine (DA) stimulate the secretion of prolactin (PRL) in vitro. In this study, we found that low concentrations of the highly-specific DA D2 receptor agonist, quinpirole hydrochloride (LY) stimulate PRL secretion in female rats, assessed by reverse hemolytic plaqu...

journal_title：Life sciences

authors： Niimi M,Takahara J,Sato M,Murao K,Kawanishi K

更新日期：1993-01-01 00:00:00

abstract：:Red wine, at a final dilution of 1/50, caused release of [14C]5-hydroxytryptamine (5-HT) from preloaded platelets, an effect which was not observed with any white wines or beers tested. Since 5-HT, is probably released from body stores during migraine attacks and red wine is known to provoke migraine episodes in susce...

journal_title：Life sciences

authors： Jarman J,Glover V,Sandler M

更新日期：1991-01-01 00:00:00

abstract：AIMS:Endothelin-1 (ET-1) and endothelin-2 (ET-2; Trp(6)Leu(7)ET-1) are expressed by different cell types, but are considered to display identical pharmacological properties on endothelin receptors. We studied agonist-dependent aspects of endothelin(A) (ET(A))-receptor function and the importance of amino acids 6 and 7 ...

journal_title：Life sciences

authors： Compeer MG,Suylen DP,Hackeng TM,De Mey JG

更新日期：2012-10-15 00:00:00

abstract：AIMS:The present study was designed to compare the effects of a low-fat diet (LF), calorie restriction (CR), quercetin (Que) and exercise (Ex) on hepatic steatosis in a high-fat (HF) diet-induced obesity prone (OP) model in the perspective of microRNA (miR)-dependent thyroid hormone (TH) synthesis and action. MAIN MET...

journal_title：Life sciences

authors： Xia SF,Jiang YY,Qiu YY,Huang W,Wang J

更新日期：2020-02-01 00:00:00

abstract：AIMS:This experiment investigated the effects of sub-chronic aluminum chloride (AlCl3) exposure on rat ovaries. MAIN METHODS:Eighty female Wistar (5weeks old) rats, weighed 110-120g, were randomly divided into four treatment groups: control group (CG), low-dose group (LG, 64mg/kg BW AlCl3), mid-dose group (MG, 128mg/k...

journal_title：Life sciences

authors： Fu Y,Jia FB,Wang J,Song M,Liu SM,Li YF,Liu SZ,Bu QW

更新日期：2014-03-28 00:00:00

abstract：:Behavioral study of pro-opiomelanocortin products indicates that beta-endorphin and corticotrophin-like peptides have antagonistic effects. However, these peptides have similar actions on the rat vas deferens. beta-endorphin, alpha-MSH and ACTH each inhibit electrically evoked contraction of the duct, but the corticot...

journal_title：Life sciences

authors： Smock T

更新日期：1986-11-03 00:00:00

abstract：:Bovine brain phospholipid liposomes (BC-PL) reduce plasma prolactin (PRL) levels in humans after acute administration and counteract the metoclopramide- and sulpiride-induced hyperprolactinaemia. However, BC-PL, like nomifensine, a dopamine (DA) reuptake inhibitor and therefore an indirect dopaminergic compound, does ...

journal_title：Life sciences

authors： Falaschi P,Rocco A,D'Urso R,Jellamo R,Toffano I,Frajese G

更新日期：1982-07-05 00:00:00

abstract：:Sodium spirulan (Na-SP) is a sulfated polysaccharide with M(r) approximately 220,000 isolated from the blue-green alga Spirulina platensis. The polysaccharide consists of two types of disaccharide repeating units, O-hexuronosyl-rhamnose (aldobiuronic acid) and O-rhamnosyl-3-O-methylrhamnose (acofriose) with sulfate gr...

journal_title：Life sciences

authors： Kaji T,Okabe M,Shimada S,Yamamoto C,Fujiwara Y,Lee JB,Hayashi T

更新日期：2004-03-26 00:00:00

abstract：:The antiestrogen tamoxifen (TAM) is widely used as a drug against breast cancer and is currently being tested as a chemopreventive agent. However, a number of studies showed genotoxic and carcinogenic effects of TAM. These effects are thought to be related to oxygen radical overproduction which occurs during TAM metab...

journal_title：Life sciences

authors： Pagano G,de Biase A,Deeva IB,Degan P,Doronin YK,Iaccarino M,Oral R,Trieff NM,Warnau M,Korkina LG

更新日期：2001-03-02 00:00:00

abstract：AIMS:Long non-coding RNAs (LncRNAs) play central roles in the formation and development of gastric cancer (GC). The aim of this study was to evaluate the expression of PURPL and NONHSAT062994 and the relationship between their expressions with clinical characteristics in GC. MAIN METHODS:PURPL and NONHSAT062994 LncRNA...

journal_title：Life sciences

authors： Moridi H,Karimi J,Tavilani H,Khodadadi I,Emami Razavi AN

更新日期：2019-11-15 00:00:00

abstract：:Stimulation of the preganglionic trunk of the ipsilateral superior cervical sympathetic ganglion with square wave electrical pulses produced secretion from the main excretory duct of the rabbit lacrimal gland. The secretion was inhibited by propranolol (1 mg/kg) and metoprolol (10 mg/kg) but not by phenoxybenzamine (2...

journal_title：Life sciences

authors： Tangkrisanavinont V

更新日期：1984-06-11 00:00:00

abstract：:Leukocyte interactions with endothelial cell monolayers (ECM) and smooth muscle cells (SMC) play an important role during inflammatory processes. Several studies describe an inhibitory effect of dexamethasone on polymorphonuclear leukocytes (PMNL), endothelial cell function, and interleukin-1 (IL-1) release. Aim of th...

journal_title：Life sciences

authors： Hofbauer R,Gmeiner B,Handler S,Speiser W,Kapiotis S,Frass M

更新日期：1999-01-01 00:00:00

abstract：:Protein tyrosine phosphorylation is prevalent throughout the nervous system. It has been implicated to play an important role in the development and maintenance of neuronal functions. In the past few years significant advances have been made in our understanding of the molecular mechanisms of synapse formation and syn...

journal_title：Life sciences

authors： Mei L,Si J

更新日期：1995-01-01 00:00:00

abstract：:[3H] Dynorphin can be shown to bind to the brains of both rat and guinea pigs with approximately 50% specific binding. Characterization of the binding in terms of multiple opiate receptor types supports the kappa selectivity of dynorphin in guinea pig. However, in rat brain, a substantial proportion of the [3H] dynorp...

journal_title：Life sciences

authors： Young E,Walker JM,Houghten R,Akil H

更新日期：1983-01-01 00:00:00

abstract：:In vitro effects of medicinal plant extracts from the pericarpium of Citrus reticulata (cv Jiao Gan) (PCRJ) on the growth and differentiation of a recently characterized murine myeloid leukemic cell clone WEHI 3B (JCS) were investigated. Extracts of PCRJ not only inhibited the proliferation of JCS cells in a dose depe...

journal_title：Life sciences

authors： Mak NK,Wong-Leung YL,Chan SC,Wen J,Leung KN,Fung MC

更新日期：1996-01-01 00:00:00

abstract：:The relative efficiencies of microdialysis probes were determined both in vitro and in vivo using tritiated water. Tritiated water (THO) freely distributes throughout the fluid spaces of an experimental animal and, at equilibrium, the brain extracellular concentration of THO is the same as the plasma concentration. Mi...

journal_title：Life sciences

authors： Alexander GM,Grothusen JR,Schwartzman RJ

更新日期：1988-01-01 00:00:00

abstract：:Short-chain fatty acids (SCFA) are produced by fermentation of water-soluble fiber by anaerobic bacteria in the large bowel. Fiber-rich diets decrease the risk of developing inflammatory bowel disease (IBD) and butyrate enemas are effective as a therapy in some patients. Crohn's disease, one form of IBD, appears to in...

journal_title：Life sciences

authors： Cavaglieri CR,Nishiyama A,Fernandes LC,Curi R,Miles EA,Calder PC

更新日期：2003-08-15 00:00:00

abstract：PURPOSE:HDAC4/5 and Smad7 are potential therapeutic targets for the onset and progression of B-cell acute lymphocytic leukemia (B-ALL) and indices for clinical prognosis. In contrast, HO-1 (heat shock protein 32) plays a key role in protecting tumor cells from apoptosis. METHODS:HDAC4/5, HO-1 and Smad7 expressions in ...

journal_title：Life sciences

authors： Guo Y,Fang Q,Ma D,Yu K,Cheng B,Tang S,Lu T,Wang W,Wang J

更新日期：2018-08-15 00:00:00

abstract：:Identifying factors that modulate cocaine self-administration is fundamental to the development of effective strategies to treat and prevent cocaine abuse. In the present study, the influence of an alternative reinforcer on the probability of cocaine use was examined in four adult humans under controlled laboratory co...

journal_title：Life sciences

authors： Higgins ST,Bickel WK,Hughes JR

更新日期：1994-01-01 00:00:00

abstract：:Colorectal cancer remains to be the most prevalent malignancy in humans and 1.5 million men and women living in the United States are diagnosed with colorectal cancer, with a predicted 145,600 new cases to be diagnosed in 2019. Curcuminoids and its synthetic analogs are now of interest due to their bioactive attribute...

journal_title：Life sciences

authors： Selvam C,Prabu SL,Jordan BC,Purushothaman Y,Umamaheswari A,Hosseini Zare MS,Thilagavathi R

更新日期：2019-12-15 00:00:00

abstract：:Semi-purified dog kidney Na+,K+-ATPase cross-linked with ovalbumin was used in batch-wise affinity chromatography for the detection of endogenous Na+,K+-ATPase inhibitor in human plasma and urine. Ammonium acetate 1 M washed off the endogenous inhibitor from the immobilized enzyme. The inhibitory activity of the eluat...

journal_title：Life sciences

authors： Henning G,Cloix JF,Wainer IW,Pernollet MG,Devynck MA,Meyer P

更新日期：1985-05-06 00:00:00

abstract：:This study was undertaken to investigate whether or not alpha 2-adrenergic pathways would negatively modulate the hypothalamic somatostatin release in rats. To induce pharmacological changes in SS release, three groups of male Sprague-Dawley rats (n = 30/group) were separately anesthetized by ip administration of uret...

journal_title：Life sciences

authors： Lima L,Arce V,Tresguerres JA,Devesa J

更新日期：1993-01-01 00:00:00

abstract：:The biochemical changes of the elements of cholinergic neurotransmission (choline acetyltransferase, ChAT; acetylcholinesterase, AChE; butyrylcholinesterase, BuChE; and muscarinic cholinergic receptors, mAChR) as well as the electrolyte content were studied in ischemic lumbar spinal cord segments of newborn pigs. Isch...

journal_title：Life sciences

authors： Tekulics P,Rakonczay Z,Szerdahelyi P,Kása P,Gulya K

更新日期：1990-01-01 00:00:00

abstract：AIMS:Numerous studies confirmed the involvement of extracellular vesicles in cancer development and progression. The present study was designed to investigate the glycan composition of ectosomes derived by human cutaneous melanoma (CM) cell lines with the use of lectins. MAIN METHODS:Ectosomes released by primary (WM1...

journal_title：Life sciences

authors： Surman M,Hoja-Łukowicz D,Szwed S,Drożdż A,Stępień E,Przybyło M

更新日期：2018-08-15 00:00:00

abstract：:The multidrug transporter MDR1 (P-glycoprotein)-mediated interaction between digoxin and 29 antihypertensive drugs of various types was examined by using the MDR1 overexpressing LLC-GA5-COL150 cells, which were established by transfecting MDR1 cDNA into porcine kidney epithelial LLC-PK1 cells. These cells construct mo...

journal_title：Life sciences

authors： Takara K,Kakumoto M,Tanigawara Y,Funakoshi J,Sakaeda T,Okumura K

更新日期：2002-02-15 00:00:00

abstract：:The structure of a new crystal form of leucine-enkephalin has been determined by X-ray diffraction. There are two independent molecules in the asymmetric unit and both have extended peptide backbone conformations with side-chains arranged alternately above and below the backbone planes. The two pentapeptides are hydro...

journal_title：Life sciences

authors： Mastropaolo D,Camerman A,Ma LY,Camerman N

更新日期：1987-05-18 00:00:00

abstract：:Bacterial endotoxin or lipopolysaccharide (LPS) can trigger inflammatory responses and cause damage in organs such as liver and lungs when it is introduced into mammals, but the exact molecular events that mediate these responses have remained obscure. In this study, by using 2D gel electrophoresis and cDNA microarray...

journal_title：Life sciences

authors： Xie W,Shao N,Ma X,Ling B,Wei Y,Ding Q,Yang G,Liu N,Wang H,Chen K

更新日期：2006-10-04 00:00:00