Calcium mediated neurohumoral inhibition of chicken enterocyte Na influx: role of phosphatidylinositol metabolites.

abstract：:Liquid chromatography of porcine duodenal extracts, in conjugation with bioassay on guinea-pig ileum myenteric plexus longitudinal muscle preparation, yielded substances which inhibited electrically-evoked twitches of the preparations, but whose actions could not be reversed by naloxone, an opioid antagonist. The subs...

journal_title：Life sciences

authors： Arakawa Y,Tachibana S

更新日期：1984-12-17 00:00:00

abstract：:Catalase, glutathione peroxidase and superoxide dismutase enzymes were determined after administering dexamethasone. Catalase increased its activity over six times (0.388 U/mg DNA) the normal rate, while glutathione peroxidase caused 3 times an increase one hour after dexamethasone injection. Superoxide dismutase incr...

journal_title：Life sciences

authors： José HJ,Berenice SG,Cecilia VR

更新日期：1997-01-01 00:00:00

abstract：AIMS:Major depressive disorder, as a destructive mental health disorder, is a major contributor to disability and death. Numerous studies have illustrated that activation of inflammation and fluctuating immune reactions play a crucial role in the physiopathology of depression. The effectiveness of antidepressants is af...

journal_title：Life sciences

authors： Lan T,Bai M,Chen X,Wang Y,Li Y,Tian Y,He Y,Wu Z,Yu H,Chen Z,Chen C,Yu Y,Cheng K,Xie P

更新日期：2020-12-01 00:00:00

abstract：:P75(NTR) is a common neurotrophin receptor which binds all neurotrophins with similar affinities and has been shown to be capable of mediating programmed cell death. In this study, we investigated effects of the antipsychotic drugs (APDs) haloperidol, clozapine, quetiapine, and risperidone on p75(NTR) mRNA levels in P...

journal_title：Life sciences

authors： Bai O,Xu H,Li XM

更新日期：2006-07-04 00:00:00

abstract：AIMS:Gastric cancer (GC) is one of the most common malignant tumors in the world. Anti-angiogenic therapy is a useful strategy for the treatment of advanced GC. This study was aimed to systemically compare the anti-angiogenesis, anti-cancer efficacy, as well as the safety of four known anti-angiogenic drugs, namely ram...

journal_title：Life sciences

authors： Wu JQ,Fan RY,Zhang SR,Li CY,Shen LZ,Wei P,He ZH,He MF

更新日期：2020-04-15 00:00:00

abstract：AIMS:Sickle cell disease (SCD) pathogenesis leads to recurrent vaso-occlusive and hemolytic processes, causing numerous clinical complications including renal damage. As vasoconstrictive mechanisms may be enhanced in SCD, due to endothelial dysfunction and vasoactive protein production, we aimed to determine whether th...

journal_title：Life sciences

authors： dos Santos AF,Almeida CB,Brugnerotto AF,Roversi FM,Pallis FR,Franco-Penteado CF,Lanaro C,Albuquerque DM,Leonardo FC,Costa FF,Conran N

更新日期：2014-11-04 00:00:00

abstract：:Synthetic nitric oxide donors are known to protect the gastric mucosa from damage and dietary nitrate is known to release NO in the stomach. Mast cells have been found to be involved in gastric mucosal damage in humans or in rodents, and recent studies have pointed out the possibility of nitric oxide from endogenous o...

journal_title：Life sciences

authors： Larauche M,Buéno L,Fioramonti J

更新日期：2003-08-08 00:00:00

abstract：:Responses to synthetic human adrenomedullin, a novel hypotensive peptide localized in several organ systems, including the lung, and the carboxy terminal 15-52 amino acid fragment of adrenomedullin (ADM15-52) were investigated in the pulmonary vascular bed of the intact-chest cat. Under constant flow conditions when b...

journal_title：Life sciences

authors： Cheng DY,DeWitt BJ,Wegmann MJ,Coy DH,Bitar K,Murphy WA,Kadowitz PJ

更新日期：1994-01-01 00:00:00

abstract：AIM:A variety of evidence suggests that vitamin D can prevent the development of multiple sclerosis (MS). TGF-β pathway genes also play important roles in MS. Here, we aim to study whether vitamin D affects TGF-β pathway gene expression and Expanded Disability Status Scale (EDSS) scores in MS patients. MAIN METHODS:A ...

journal_title：Life sciences

authors： Shirvani-Farsani Z,Behmanesh M,Mohammadi SM,Naser Moghadasi A

更新日期：2015-08-01 00:00:00

abstract：:Certain things have not changed since my colleague and I last reviewed the role of dietary salt in hypertension [Haddy, F.J., Pamnani, M.B., 1995. Role of dietary salt in hypertension. Journal of the American College of Nutrition 14, 428-438]. Over half of hypertensives are still salt sensitive, i.e., they respond to ...

journal_title：Life sciences

authors： Haddy FJ

更新日期：2006-09-20 00:00:00

abstract：:Mechanism of Nitric oxide (NO) production by ginsenosides was investigated in cultured porcine endothelial cells. Beta-nicotinamide adenine dinucleotide phosphate (beta-NADPH) staining showed that the NO production was significantly enhanced by the presence of 40 microg/ml ginsenosides with 10 microM L-arginine after ...

journal_title：Life sciences

authors： Li Z,Niwa Y,Sakamoto S,Shono M,Chen X,Nakaya Y

更新日期：2000-11-03 00:00:00

abstract：:According to recent epidemiological reports, almost 40% of American population use complimentary and alternative medicine (CAM) during their lifetime. Patients detected with HIV or cancer often consume herbal products especially St. John's wort (SJW) for antidepressants in combination with prescription medicines. Such...

journal_title：Life sciences

authors： Pal D,Mitra AK

更新日期：2006-03-27 00:00:00

abstract：:The cellular electrophysiology of left ventricular preparations from guinea pig hearts was studied 1 hour, 24 hours, and 4-6 weeks after myocardial infarction produced by 6-8 single ties of the distal left coronary artery system or after sham operation. Microelectrode recordings were used to monitor cells from the end...

journal_title：Life sciences

authors： Gaide MS,Cameron JS,Altman CB,Myerburg RJ,Bassett AL

更新日期：1985-06-24 00:00:00

abstract：:The release of liver enzymes is typically used to assess tissue damage following ischemia-reperfusion. The present study was designed to determine the impact of ischemia-reperfusion on liver function and compare these findings with enzyme release. Isolated, perfused rat livers were subjected to low flow ischemia follo...

journal_title：Life sciences

authors： Bailey SM,Reinke LA

更新日期：2000-01-01 00:00:00

abstract：:The effects of chronic treatment with antidepressants, verapamil, or lithium on serotonin (5-HT)-induced Ca2+ increase were investigated in single C6BU-1 glioma cells with digital imaging microscopy. Clomipramine and citalopram, at a concentration of 100 nM, decreased the peak values of 5-HT-induced [Ca2+]i changes. V...

journal_title：Life sciences

authors： Yamaji T,Kagaya A,Uchitomi Y,Yokota N,Yamawaki S

更新日期：1997-01-01 00:00:00

abstract：:Quinolinic acid (QUIN) levels are elevated in patients and animals suffering from chronic infectious diseases. In the present study, male Sprague-Dawley rats were used to test the anti-inflammatory effects of QUIN using the carrageenan (CGN)-induced paw edema assay and the CGN sponge assay. Results of these studies in...

journal_title：Life sciences

authors： Heyliger SO,Mazzio EA,Soliman KF

更新日期：1999-01-01 00:00:00

abstract：:The temperature effects of naloxone and naltrexone (1-30 mg/kg) were examined in well habituated male rats. These drugs had a similar time course and potency, producing a dose-dependent hypothermia followed several hours later by a hyperthermia. A subsequent study found that not only did 30 mg/kg of naloxone or naltre...

journal_title：Life sciences

authors： Eikelboom R

更新日期：1987-03-16 00:00:00

abstract：:Using liposomes differing in size and lipid composition, we have studied the uptake characteristics of the liver parenchymal and Kupffer cells. Desferal labeled with iron-59 was chosen as a radiomarker for the liposomal content, because Desferal in its free form does not cross cellular membranes. At various time inter...

journal_title：Life sciences

authors： Rahman YE,Cerny EA,Patel KR,Lau EH,Wright BJ

更新日期：1982-11-08 00:00:00

abstract：:The effects of sucrose feeding on parameters associated with (Na+,K+)-ATPase in brown adipose tissue were compared in rats treated with parenteral 6-hydroxydopamine and vehicle. Sucrose feeding significantly increased K+-p-nitrophenylphosphatase and ouabain binding in brown adipose tissue from rats treated with vehicl...

journal_title：Life sciences

authors： Swann AC

更新日期：1984-01-23 00:00:00

abstract：:In order to further elucidate a possible role of neuropeptides and GABA in the pathogenesis of febrile convulsions, we studied changes of immunoreactive-arginine vasopressin (IR-AVP), IR-somatostatin (IR-SRIF) and gamma-aminobutyric acid (GABA) in the rat brain after febrile convulsions induced by ultra-red light (UR)...

journal_title：Life sciences

authors： Nagaki S,Nagaki S,Minatogawa Y,Sadamatsu M,Kato N,Osawa M,Fukuyama Y

更新日期：1996-01-01 00:00:00

abstract：:Anorexia, nausea/emesis and peripheral sensorial neuropathy are frequent adverse effects associated with chemotherapy. Cannabinoids have been proposed to alleviate these effects, but their preventive properties in long-term experimental models have not been tested. This study was conducted to determine whether or not ...

journal_title：Life sciences

authors： Vera G,Chiarlone A,Cabezos PA,Pascual D,Martín MI,Abalo R

更新日期：2007-07-19 00:00:00

abstract：:According to our previously proposed auto-addiction hypothesis of chronic anorexia nervosa, patients become addicted to an initial period of dieting through endogenous opioid mediated mechanisms. Morphine causes hyperactivity and anorexia in the mouse, symptoms of anorexia nervosa but responses opposite to those of mo...

journal_title：Life sciences

authors： Buck M,Marrazzi MA

更新日期：1987-08-10 00:00:00

abstract：:The application of acetic acid to the hind leg of a frog will induce a spinally mediated wiping reflex only if the acetic acid concentration is above a certain threshold. By using this reflex as the basis of a test for nociception, we show that morphine sulfate is a potent analgesic in the frog when injected into the ...

journal_title：Life sciences

authors： Stevens CW,Pezalla PD

更新日期：1983-11-21 00:00:00

abstract：:The influence of different, nitric oxide-containing ruthenium complexes on the evoked potentials recorded from the CA1 region of the mouse hippocampus in vitro has been investigated. Of the compounds tested, only trans-[(NO)(P(OEt)3)(NH3)4Ru](PF6)3 (1-2.5 mM) exerted a strong facilitatory action on the population spik...

journal_title：Life sciences

authors： Wieraszko A,Clarke MJ,Lang DR,Lopes LG,Franco DW

更新日期：2001-02-16 00:00:00

abstract：AIMS:Hypoxia makes cells death but it is not always true. Short term anoxia can boost remaining cells activities and promote tissue repair. This study is to explore the effects of hypoxic preconditioning (HP) on osteoblasts and analyze the involved lncRNA and mRNA. MAIN METHODS:Human osteoblast was used. Normoxic cont...

journal_title：Life sciences

authors： Wang D,Liu Y,Yang X,Zhou J

更新日期：2018-09-01 00:00:00

abstract：:As a decrease in cholinergic neurons has been observed in Alzheimer's Disease (AD), therapeutic approaches to AD include inhibition of acetylcholinesterase to increase acetylcholine levels. Evidence suggests that acetylcholine release in the CNS is modulated by negative feedback via presynaptic M2 receptors, blockade ...

journal_title：Life sciences

authors： Lachowicz JE,Lowe D,Duffy RA,Ruperto V,Taylor LA,Guzik H,Brown J,Berger JG,Tice M,McQuade R,Kozlowski J,Clader J,Strader CD,Murgolo N

更新日期：1999-01-01 00:00:00

abstract：:Though chemokines of the CXC family are thought to play key roles in neoplastic transformation and tumor invasion, information about CXC chemokines in prostate cancer is sparse. To evaluate the involvement of CXC chemokines in prostate cancer, we analyzed the CXC coding mRNA of both chemokine ligands (CXCL) and chemok...

journal_title：Life sciences

authors： Engl T,Relja B,Blumenberg C,Müller I,Ringel EM,Beecken WD,Jonas D,Blaheta RA

更新日期：2006-03-13 00:00:00

abstract：OBJECTIVE:To investigate the expression and time-dependent manner of bradykinin (BK) as well as its receptors (Bradykinin receptors 1 and 2, B1R and B2R) in spinal cord ischemia-reperfusion injury (SCII) in rat model. METHODS:Sprague-Dawley (SD) rats were subjected to 1 h of infra-renal abdominal aorta occlusion and r...

journal_title：Life sciences

authors： Ma Z,Dong Q,Lyu B,Wang J,Quan Y,Gong S

更新日期：2019-02-01 00:00:00

abstract：:The effect of intravenous administration of human epidermal growth factor on the splanchnic blood flows was examined in anesthetized dogs, using an ultrasonic transit-time volume flow meter. Human epidermal growth factor (0.1, 0.5 and 1 microgram/kg) significantly increased blood flows in the portal vein (36.9 +/- 7.4...

journal_title：Life sciences

authors： Sumi S,Inoue K,Hosotani R,Kogire M,Doi R,Yun M,Higashide S,Minote H,Takaori K,Kaji H

更新日期：1990-01-01 00:00:00

abstract：AIM:Preparation of pegylated gold nanorods (PEG-AuNRs) that are capable of converting near infrared (NIR) light into heat. Evaluation of cancer therapeutic efficacy and long-term toxicity of the proposed photothermal therapy in comparison with other conventional modalities. MATERIALS AND METHODS:Prepared PEG-AuNRs wer...

journal_title：Life sciences

authors： Monem AS,Sayed FA,Rageh MM,Mohamed N

更新日期：2020-09-15 00:00:00