The presence of statocysts and statoliths in social wasps (Hymenoptera, Vespinae).

abstract：AIMS:To assess the relationship between endothelial dysfunction, endothelin 1 (ET-1) plasma levels and subclinical inflammation in primary open angle glaucoma (POAG) patients. MAIN METHODS:We enrolled 40 POAG patients with progressive visual field damage, although well controlled intraocular pressure (IOP) and compare...

journal_title：Life sciences

authors： Cellini M,Strobbe E,Gizzi C,Balducci N,Toschi PG,Campos EC

更新日期：2012-10-15 00:00:00

abstract：:Brief electrical pulses applied to the rat tail elicit a complex vocal response which includes audible (peeps, chatters) and ultrasonic (USV) components. Aspirin and amitriptyline had no effect on the vocal responses. Morphine showed a dose-dependent and naloxone reversible antinociceptive effect on the 1st and 2nd au...

journal_title：Life sciences

authors： Jourdan D,Ardid D,Chapuy E,Le Bars D,Eschalier A

更新日期：1998-01-01 00:00:00

abstract：AIMS:Fenofibrate is a peroxisome proliferator-associated receptor alpha agonist (PPARα) used clinically for the management of dyslipidemia and is a myocardial fatty acid oxidation stimulator. It has also been shown to have cardiac anti-hypertrophic properties but the effects of fenofibrate on the development of eccentr...

journal_title：Life sciences

authors： Dhahri W,Couet J,Roussel É,Drolet MC,Arsenault M

更新日期：2013-01-17 00:00:00

abstract：:This study was undertaken to examine the receptor selectivity of Met-enkephalin-Arg6-Phe7 (MERF) employing radioreceptor binding assays in human cerebral cortex membranes, and to elucidate the responsible receptors that mediate the regulatory action of MERF on high (20 mM) K+-stimulated release of [3H]norepinephrine (...

journal_title：Life sciences

authors： Kim KW,Woo RS,Kim CJ,Cheong YP,Kim JK,Kwun J,Cho KP

更新日期：2000-05-26 00:00:00

abstract：:The effects of aging on contractile response to angiotensin II and tachyphylaxis to it were investigated using aortic strips from rats aged 1.5, 4 and 22 months. Whether the endothelium was present or not, the contractile response to angiotensin II was greater and tachyphylaxis to it was less in 1.5-month-old rats tha...

journal_title：Life sciences

authors： Wakabayashi I,Sakamoto K,Hatake K,Yoshimoto S,Kurahashi M

更新日期：1990-01-01 00:00:00

abstract：:The heterogeneity of muscarine receptors was examined in two brain regions (cerebral cortex and cerebellum) and in some parasympathetically innervated peripheral tissues (heart, salivary gland and intraorbital lacrimal gland), by in vitro binding techniques. As a tool, we used a new antimuscarinic compound, AF-DX 116 ...

journal_title：Life sciences

authors： Hammer R,Giraldo E,Schiavi GB,Monferini E,Ladinsky H

更新日期：1986-05-05 00:00:00

abstract：OBJECTIVE:A deficiency in hydrogen sulfide (H2S) and nitric oxide (NO) contributes to the development of type 2 diabetes (T2D). An inhibitory effect on liver gluconeogenesis has been reported in rats with T2D with co-administration of sodium nitrite and sodium hydrosulfide (NaSH); the underlying mechanisms have however...

journal_title：Life sciences

authors： Jeddi S,Gheibi S,Carlström M,Kashfi K,Ghasemi A

更新日期：2021-01-15 00:00:00

abstract：:We examined the effects of repeated administration of the selective serotonin uptake inhibitor (SSRI) fluoxetine (Flx) (5, 10, or 15 mg/kg i.p., twice daily for 21 days) on brain and plasma concentrations of the parent drug and its active desmethyl metabolite, norfluoxetine (NFlx), in rats during the 21-day regimen as...

journal_title：Life sciences

authors： Gardier AM,Lepoul E,Trouvin JH,Chanut E,Dessalles MC,Jacquot C

更新日期：1994-01-01 00:00:00

abstract：:In rat brain microvessels, tetrahydroaminoacridine (THA) caused a significant inhibition of both acetylcholinesterase (AChE) and butyrylcholinesterase (BuChE) activities, in a dose-dependent manner. THA resulted to be a more potent inhibitor of BuChE than AChE. Lineweaver-Burk plots showed that Km (app) and V were alt...

journal_title：Life sciences

authors： Catalán RE,Martínez AM,Aragonés MD,Miguel BG,Hernández F,Cruz E

更新日期：1993-01-01 00:00:00

abstract：:Renal failure (RF) has been shown to alter intestinal transport of a number of nutrients. We studied jejunal absorption of pyridoxine (B6) in rats rendered azotemic by subtotal nephrectomy (RF group) and compared the results with those obtained in normal rats subjected to sham operation (controls) and animals pair-fed...

journal_title：Life sciences

authors： Barbari A,Vaziri ND,Benavides I,Chen YT,Said H,Pahl MV

更新日期：1989-01-01 00:00:00

abstract：AIMS:Sarcopenia is characterized by muscle mass and strength loss and reduced physical activity. Branched-chain amino acids (BCAAs) were recently described as an activator of protein synthesis via mammalian target of rapamycin (mTOR) signaling for muscle atrophy. In cardiovascular diseases, excessive activation of the ...

journal_title：Life sciences

authors： Yamanashi K,Kinugawa S,Fukushima A,Kakutani N,Takada S,Obata Y,Nakano I,Yokota T,Kitaura Y,Shimomura Y,Anzai T

更新日期：2020-06-01 00:00:00

abstract：:TNF production has been studied in peritoneal macrophages and splenic T cells of Arctic Yakutian ground squirrel (Citellus Undulatus Pallas) in hibernating and awake animals in winter and in prehibernating autumn as well as in active euthermic spring-summer animals. A high level of TNF production in macrophages of gro...

journal_title：Life sciences

authors： Novoselova EG,Kolaeva SG,Makar VR,Agaphonova TA

更新日期：2000-01-01 00:00:00

abstract：:Daily s.c. injection of (-)deprenyl (2.0 mg/kg/day) for three weeks in young male rats caused a threefold increase in superoxide dismutase (SOD) activity in the striatum of the brain compared with the value in saline-injected control rats. Furthermore, the activity of catalase (but not of glutathione peroxidase) was a...

journal_title：Life sciences

authors： Carrillo MC,Kanai S,Nokubo M,Kitani K

更新日期：1991-01-01 00:00:00

abstract：:Ocimum sanctum, the Indian holy basil, has significant ability to scavenge highly reactive free radicals. Shade dried leaf powder of the plant was extracted with water and alcohol, and then fractionated with different solvents. Both extracts and their fractions have in vitro anti-lipidperoxidative activity at very low...

journal_title：Life sciences

authors： Geetha RK,Vasudevan DM

更新日期：2004-11-19 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:Salivary gland dysfunction is a common complication of diabetes mellitus (DM). Long non-coding RNA (lncRNA) is evidenced to involve in the functional regulation of salivary gland, however, its role in DM-impaired gland is unknown. Therefore, this study aimed to investigate the expression profiles and functional ne...

journal_title：Life sciences

authors： Huang Y,Liu HM,Wu LL,Yu GY,Xiang RL

更新日期：2021-01-04 00:00:00

abstract：:The roles of capsaicin-sensitive sensory nerves (CPSN), endogenous nitric oxide (NO), sulfhydryls (SHs), prostaglandins (PGs) in the gastroprotection by momordin Ic, an oleanolic acid oligoglycoside isolated from the fruit of Kochia scoparia (L.) SCHRAD., on ethanol-induced gastric mucosal lesions were investigated in...

journal_title：Life sciences

authors： Matsuda H,Li Y,Yoshikawa M

更新日期：1999-01-01 00:00:00

abstract：:CRH cutaneous expression is significantly enhanced after exposure to various stimuli (Physiol Rev 2000, 80;979-1020). We evaluated the effect of CRH on cytokine production in HaCaT keratinocytes, a cell line shown to express CRH receptors coupled to cAMP activation and calcium-dependent transmission pathways. It is de...

journal_title：Life sciences

authors： Zbytek B,Mysliwski A,Slominski A,Wortsman J,Wei ET,Mysliwska J

更新日期：2002-01-18 00:00:00

abstract：AIMS:To examine the role of trypsin in the immune response of macrophages and to determine whether protease-activated receptors (PARs) are involved in the effects of trypsin. MAIN METHODS:We used RAW264.7 cells and peritoneal macrophages isolated from C57BL/6 wild-type mice, PAR2 knockout mice, and ddY mice. Macrophag...

journal_title：Life sciences

authors： Komatsu H,Shimose A,Shimizu T,Mukai Y,Kobayashi J,Ohama T,Sato K

更新日期：2012-08-21 00:00:00

abstract：:Alteration in microbial populations and metabolism are key events associated with disruption of intestinal homeostasis and immune tolerance during intestinal inflammation. A substantial imbalance in bacterial populations in the intestine and their relationships with the host have been observed in patients with inflamm...

journal_title：Life sciences

authors： Figliuolo VR,Coutinho-Silva R,Coutinho CMLM

更新日期：2018-12-15 00:00:00

abstract：:Inflammation, inflammatory mediators, cyclooxygenase (COX)-2, and inducible nitric oxide (iNOS) are all influenced by age-related oxidative status. To investigate the effect of dietary fish oil (FO) and calorie restriction (CR) on oxidative stress-related inflammatory status with age, (NZB/NZW) F1 (B/W) mice were fed ...

journal_title：Life sciences

authors： Kim YJ,Kim HJ,No JK,Chung HY,Fernandes G

更新日期：2006-04-18 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：:The effects of taurine on hepatic cholesterol metabolism were investigated in hamsters fed a high-fat diet or normal chow. Two weeks-treatment of taurine at 1% in drinking water prevented high-fat diet-induced increase in cholesterol levels of serum and liver. The decrease in serum cholesterol by taurine was due to de...

journal_title：Life sciences

authors： Murakami S,Kondo Y,Toda Y,Kitajima H,Kameo K,Sakono M,Fukuda N

更新日期：2002-04-05 00:00:00

abstract：:Two breeds of rats, Charles River Wistar [Crl(Wi)Br.] and HSD Wistar [Wistar per LATI (Budapest) Br.], with remarkable difference in learning performance were selected. The rats were trained in the shuttle box with 100 trials per day and the number of conditioned avoidance responses (CARs), the escape failures (EFs) t...

journal_title：Life sciences

authors： Knoll J,Knoll B,Miklya I

更新日期：1996-01-01 00:00:00

abstract：AIMS:Chemerin has been recently identified as a vasoactive adipokine implicated in blood pressure regulation. In this context, we evaluated whether chemerin could influence pulmonary vasoreactive response. MATERIALS AND METHODS:Vascular reactivity to chemerin and to phenylephrine, serotonin and endothelin-1 after chem...

journal_title：Life sciences

authors： Hanthazi A,Jespers P,Vegh G,Degroot GN,Springael JY,Lybaert P,Dewachter L,Mc Entee K

更新日期：2019-08-15 00:00:00

abstract：:The present study was carried out in order to identify the changes in expression of multidrug resistance-associated protein (Mrp) 2 and P-glycoprotein (P-gp) in the intestine and remote organs after intestinal ischemia-reperfusion (I/R). Mrp2 expression in the jejunum and liver was decreased at 6 h after I/R. This dec...

journal_title：Life sciences

authors： Ogura J,Kobayashi M,Itagaki S,Hirano T,Iseki K

更新日期：2008-06-20 00:00:00

abstract：:The O2 affinity of "stripped" (cofactor-free) hemoglobin (Hb) of the elasmobranch, Squalus acanthias is decreased by ATP, the main erythrocytic phosphate cofactor but increased by urea at physiological concentration. When both compounds are present, as in life, urea decreases the ATP sensitivity, indicating that previ...

journal_title：Life sciences

authors： Weber RE,Wells RM,Tougaard S

更新日期：1983-05-02 00:00:00

abstract：:Antinociceptive effect of nifedipine (15 mg/kg i.p.) and verapamil (10 mg/kg s.c.) was examined in rats chronically exposed to nicotine (6 mg/kg/day via Alzet osmotic pump for 28 days) and after nicotine withdrawal. Sham operated rats served as control for testing DMSO (dimethylsulfoxide, a solvent for nifedipine), ni...

journal_title：Life sciences

authors： Zbuzek VK,Cohen B,Wu W

更新日期：1997-01-01 00:00:00

abstract：:The binding of membrane immunoglobulin (mIg) by anti-Ig antibodies is known to initiate a mitogenic signal in B lymphocytes. Because in many instances growth control appears to be correlated with phosphokinase activity, as well as with alterations in cytoskeletal architecture, we asked the question whether antibodies ...

journal_title：Life sciences

authors： Rosenspire AJ,Choi YS

更新日期：1988-01-01 00:00:00

abstract：:The effect of nimodipine on nitric oxide synthase (NOS) activities in brains in transient focal cerebral ischemia rats, in cultured mouse neurons and astroglial cells and bovine brain capillary endothelial cells (BCECs) was investigated. The administration of nimodipine (3 mg.kg(-1), p.o., twice a day, for 3 days) bef...

journal_title：Life sciences

authors： Zhu D,Li R,Liu G,Hua W

更新日期：1999-01-01 00:00:00