Thromboxane A2 and platelet-activating factor decrease in the platelet-mesangial cell interactions.

abstract：:Transitory immunosupression is reported after intense exercise, especially after an increase in training overload and in overtraining. The influence of intense exercise on plasma hormones and glutamine concentration may contribute to this effect. However, the effect of such exercise-induced changes upon lymphocyte and...

journal_title：Life sciences

authors： Santos RV,Caperuto EC,Costa Rosa LF

更新日期：2007-01-16 00:00:00

abstract：:The requirement for calcium in the serotonin-mediated aldosterone secretion was investigated using rat adrenal capsular cells. In the calcium-free medium both basal as well as serotonin-stimulated aldosterone secretion (at concentrations of 10(-7) M and 10(-8) M of serotonin) were significantly impaired. The effects o...

journal_title：Life sciences

authors： Ganguly A,Hampton T

更新日期：1985-04-15 00:00:00

abstract：:High performance liquid chromatography combined with either single quad or triple quad mass spectral detectors (LC/MS) was used to measure the brain distribution of receptor occupancy tracers targeting dopamine D2, serotonin 5-HT2A and neurokinin NK-1 receptors using the ligands raclopride, MDL-100907 and GR205171, re...

journal_title：Life sciences

authors： Chernet E,Martin LJ,Li D,Need AB,Barth VN,Rash KS,Phebus LA

更新日期：2005-12-12 00:00:00

abstract：:The mammalian pineal gland synthesizes melatonin in a circadian manner, peaking during the dark phase. This synthesis is primarily regulated by sympathetic innervations via noradrenergic fibers, but is also modulated by many peptidergic and hormonal systems. A growing number of studies reveal a complex role for melato...

journal_title：Life sciences

authors： Garcia RA,Afeche SC,Scialfa JH,do Amaral FG,dos Santos SH,Lima FB,Young ME,Cipolla-Neto J

更新日期：2008-01-02 00:00:00

abstract：:Normal mammary gland growth and reproduction were examined in C3H/HeMei mice given caffeine as drinking water (500 mg/l tap water) after weaning on day 20 of age. Caffeine ingestion had little effects on any of the day of vaginal opening, body growth, pattern of estrous cycles, mammary gland growth and reproduction ex...

journal_title：Life sciences

authors： Nagasawa H,Sakurai N

更新日期：1986-07-28 00:00:00

abstract：AIMS:The prognoses of patients with gastric cancer(GC) vary in different stages, which is mainly due to the great differences in tumor and tumor microenvironment. This study is aimed to explore the specific differences. MAIN METHODS:Based on RNAseq-based expression data from The Cancer Genome Atlas database and GSE154...

journal_title：Life sciences

authors： Wan L,Tan N,Zhang N,Xie X

更新日期：2020-11-15 00:00:00

abstract：:The role of the autonomic nervous system in the modulation of the immune response to emotional stimuli, was established in rats subjected to the passive avoidance test. An increase in splenic primary antibody response directed against SRBC was found after exposure of rats to the passive avoidance apparatus (novelty). ...

journal_title：Life sciences

authors： Croiset G,Heijnen CJ,van der Wal WE,de Boer SF,de Wied D

更新日期：1990-01-01 00:00:00

abstract：:Recent immunohistochemical and radioimmunochemical observations have demonstrated a differential distribution of immunoreactive dynorphin (DYN) in rat brain. The presence of DYN immunoreactivity in a major intrinsic fiber pathway within the rat hippocampus (the mossy fiber system) has led us to evaluate the possible r...

journal_title：Life sciences

authors： Henriksen SJ,Chouvet G,Bloom FE

更新日期：1982-10-18 00:00:00

abstract：:Both in men and rats, most of the ethanol ingested at a low dose is metabolized before it reaches the systemic circulation. Oxidation of ethanol (mainly in the stomach) accounts for the bulk of this effect. This "first pass" metabolism (FPM) may be viewed as a barrier which protects against the systemic toxicity of et...

journal_title：Life sciences

authors： Julkunen RJ,Di Padova C,Lieber CS

更新日期：1985-08-12 00:00:00

abstract：:The localization of vasoactive intestinal polypeptide (VIP) in the male genitourinary tract was investigated in the rabbit and man by means of radioimmunoassay and immunohistochemistry. In addition, the in vitro effect of VIP upon penile smooth muscle from man, the Vervet monkey, and the rabbit was investigated. Signi...

journal_title：Life sciences

authors： Willis EA,Ottesen B,Wagner G,Sundler F,Fahrenkrug J

更新日期：1983-07-25 00:00:00

abstract：:L-dopa is the major treatment for Parkinson's disease (PD), but its efficacy is limited by the presence of dyskinesia. The dyskinesia develops over a period of exposure to L-dopa and is related to the dosage, therefore, the cause may involve inductive changes that produce toxic levels of metabolites, interfering with ...

journal_title：Life sciences

authors： Charlton CG,Crowell B Jr

更新日期：2000-04-21 00:00:00

abstract：:In the present study the possibility of provoking an irreversible blockade of P2-receptors in vivo by photolyzing ANAPP3 was investigated. ANAPP3 administered as an intraarterial infusion produced a short-lived blockade of P2-receptor mediated contractions of cat urinary bladders in situ. However, irradiation of the b...

journal_title：Life sciences

authors： Theobald RJ Jr,Hoffman V

更新日期：1986-04-28 00:00:00

abstract：:Different ligands of both the "peripheral" and the "central" benzodiazepine receptors were tested for their ability to induce human monocyte chemotaxis. Only the ligands interacting with the "peripheral receptor" (diazepam and Ro 5-4864) were active, and their action was blocked by the specific antagonist PK 11-195, b...

journal_title：Life sciences

authors： Sacerdote P,Locatelli LD,Panerai AE

更新日期：1993-01-01 00:00:00

abstract：:The effect of the synthetic amino-terminal fragment of bovine parathyroid hormone, bPTH-(1-34), on the adenylate cyclase of microvessels and glomeruli isolated from rabbit kidney cortex was studied in the presence and absence of guanosine triphosphate (GTP). bPTH-(1-34) stimulated the vascular and glomerular adenylate...

journal_title：Life sciences

authors： Helwig JJ,Schleiffer R,Judes C,Gairard A

更新日期：1984-12-24 00:00:00

abstract：:The effect of the repeated or continuous administration of an analog of GH releasing factor (GH-RF), D-Tyr-1, D-Ala-2, Nle-27, GH-RF(1-29)-NH2 (DBO-29), on the subsequent response to this peptide was investigated in pentobarbital-anesthetized male rats. A sc administration of this analog induced a greater and more pro...

journal_title：Life sciences

authors： Karashima T,Olsen D,Schally AV

更新日期：1987-06-22 00:00:00

abstract：:The concentrations and molecular forms of urinary and plasma gastrin from normal subjects were studied by radioimmunoassays using two region-specific antisera. Urinary concentration of NH2-terminal big gastrin (G-34) immunoreactivity was several hundred times as great as that of COOH-terminal gastrin immunoreactivity....

journal_title：Life sciences

authors： Higashimoto Y,Himeno S,Shinomura Y,Kanayama S,Nagao K,Tarui S

更新日期：1990-01-01 00:00:00

abstract：:Iron imbalance has been implicated in oxidative injury associated with many brain diseases. The present study investigated the importance of iron location in hydroxyl radical (.OH) generation and the link between .OH production evaluated by the salicylate method and lipid peroxidation monitored by thiobarbituric acid-...

journal_title：Life sciences

authors： Demougeot C,Marie C,Beley A

更新日期：2000-06-16 00:00:00

abstract：:Chromogranin A (CgA) is an acidic protein co-released with catecholamines during exocytosis from sympathetic nerve terminals and chromaffin cells. Previous work has demonstrated that large scale perturbations in sympathetic nervous system (SNS) functioning result in corresponding changes in CgA levels in plasma. Littl...

journal_title：Life sciences

authors： Dimsdale JE,O'Connor DT,Ziegler M,Mills P

更新日期：1992-01-01 00:00:00

abstract：AIMS:Studies on diabetes mellitus have shown that the phosphoinositide 3-kinase (PI3K)/serine threonine kinase (AKT)/forkhead box protein O1 (FoxO1) signaling pathway can regulate insulin secretion by modulating the expression of pancreatic and duodenal homeobox-1 (PDX-1). Therefore, it was hypothesized that the pathwa...

journal_title：Life sciences

authors： Zhang B,Sun P,Shen C,Liu X,Sun J,Li D,Liu Z,Zhang W,Zhang K,Niu Y

更新日期：2020-10-01 00:00:00

abstract：:The effects of glucagon-(1-21)-peptide on pancreatic exocrine secretion and plasma glucose levels were studied and compared with those of native glucagon in anesthetized dogs. Intravenous bolus administration of 1 nmol or 10 nmol/kg of glucagon-(1-21)-peptide evoked a significant inhibition of secretin-stimulated panc...

journal_title：Life sciences

authors： Itoh H,Matsuyama T,Namba M,Watanabe N,Komatsu R,Kono N,Tarui S

更新日期：1989-01-01 00:00:00

abstract：:Clonidine, when administered for prolonged period showed no tolerance to its analgesic activity. Prior exposure to clonidine attenuated the tolerance development to morphine-induced analgesia and the supersensitivity to acetylcholine (ACh) in ileum during chronic morphine treatment. Further, acute administration of lo...

journal_title：Life sciences

authors： Ramaswamy S,Pillai NP,Gopalakrishnan V,Ghosh MN

更新日期：1983-09-19 00:00:00

abstract：AIMS:Multiple sclerosis (MS) whose pathogenesis is still unclear is a chronic progressive disease in the central nervous system. Gut microbiota can directly or indirectly affect the immune system through the brain gut axis to engage in the occurrence and development of the disease. MATERIALS AND METHODS:C57BL/6 mice w...

journal_title：Life sciences

authors： Xu L,Zhang C,He D,Jiang N,Bai Y,Xin Y

更新日期：2020-07-15 00:00:00

abstract：AIM:Although constitutive autophagy is linked to redox state and participates in cell homeostasis, it is scarcely known if redox state, autophagy, and lysosomal function depend on sex, a factor that largely influences health and diseases. Therefore, we evaluated the existence of sex differences in redox state and const...

journal_title：Life sciences

authors： Campesi I,Straface E,Occhioni S,Montella A,Franconi F

更新日期：2013-08-06 00:00:00

abstract：AIMS:This study was designed to investigate the molecular mechanisms underlying the anti-inflammatory and anti-fibrosis effects of Berberine hydrochloride (BBR) following canalicular laceration (CL) surgical repair. MAIN METHODS:We used a rabbit CL model in this study. BBR and the control medicine were administered du...

journal_title：Life sciences

authors： Bai F,Tao H,Wang P,Wang L,Zhou X,Wang F,Liu C,Huang Y

更新日期：2020-11-15 00:00:00

abstract：:Using a ligation method, rat rectal epithelium was exposed to 2% sodium salicylate, and light and electron microscopic methods were used to assay for: 1) permeability of the epithelium to a marker dye, trypan blue, and 2) damage expressed in terms of disruption of the epithelial surface. Rectal mucosa was exposed to s...

journal_title：Life sciences

authors： Sithigorngul P,Burton P,Nishihata T,Caldwell L

更新日期：1983-09-12 00:00:00

abstract：:Chronic social defeat stress (CSDS) is an ethologically relevant psychosocial stress animal model and has been widely used in depression studies. Ginsenoside Rg1 (Rg1) is the major active ingredients of ginseng with low toxicity and neuroprotective effects. The present study aims to investigate the antidepressant effe...

journal_title：Life sciences

authors： Jiang N,Lv J,Wang H,Huang H,Wang Q,Lu C,Zeng G,Liu XM

更新日期：2020-07-01 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：:We have confirmed that hypoxia elicits a substantial rise in blood choline levels in young adult rats. An intravenous infusion of tracer quantities of [2H4]-Ch, serial measurements of blood [2H0]-Ch and [2H4]-Ch, and a simple pharmacokinetic model were used to assess the bidirectional flux of choline between the centr...

journal_title：Life sciences

authors： Jenden DJ,Scremin OU,Roch M,Li G

更新日期：1996-01-01 00:00:00

abstract：:Previous studies have indicated that one of the causes of alveolar bone destruction with periodontitis is lipopolysaccharide (LPS) from the cell wall of gram-negative bacteria in plaque, and that prostaglandin E(2) (PGE(2)) is one of the bone resorption factors that stimulate osteoclast formation through an intercellu...

journal_title：Life sciences

authors： Shoji M,Tanabe N,Mitsui N,Tanaka H,Suzuki N,Takeichi O,Sugaya A,Maeno M

更新日期：2006-03-20 00:00:00

abstract：:Oxymorphazone (at doses of 50-200 mg/kg) was found to be a relatively weak antinociceptive drug in intact frog (Rana esculenta) when acetic acid was used as pain stimulus. Frogs remained analgesic for at least 48 hrs following oxymorphazone (200 mg/kg) administration. The ligand increased the latency of wiping reflex ...

journal_title：Life sciences

authors： Benyhe S,Hoffmann G,Varga E,Hosztafi S,Toth G,Borsodi A,Wollemann M

更新日期：1989-01-01 00:00:00