Biomaterial stiffness determines stem cell fate.

abstract：:Virgin, male Sprague-Dawley rats were used to study the production of cardiac failure by a single subcutaneous injection of 85 mg/kg dl-isoproterenol (ISO) and the possible preservation of cardiac function by a pre-treatment of 50 mg/kg verapamil (VER) 5 min prior to 85 mg/kg ISO. At 24 hrs after drug injections cardi...

journal_title：Life sciences

authors： Yeager JC,Whitehurst ME

更新日期：1982-01-18 00:00:00

abstract：:The role of alpha 1-adrenoceptors in the mediation of autonomic functions, particularly in the control of the cardiovascular system, is widely known. It has been shown that alpha 1-adrenoceptors localized in human prostate mediate the contraction of prostatic smooth muscles which produces an increase in the intraureth...

journal_title：Life sciences

authors： Yamada S,Tanaka C,Kimura R,Kawabe K

更新日期：1994-01-01 00:00:00

abstract：:We reported recently that ventromedial hypothalamic (VMH) lesions increased the synthesis of DNA in the gastrointestinal tract of rats by the firing of vagus nerve activity, mainly via cholinergic receptor mechanisms. In the present study, we examined whether the mitotic response is due to proliferation of a cell popu...

journal_title：Life sciences

authors： Kiba T,Tanaka K,Hoshino M,Numata K,Okano K,Inoue S

更新日期：1995-01-01 00:00:00

abstract：:Methodological shortcomings present in elicitation of male sexual reflexes in anesthetized animals. The present study has demonstrated, however, that intraperitoneal (i.p.) injection of p-chloroamphetamine (PCA), an indirect serotonin (5-HT) agonist, elicited simultaneously both penile erection and ejaculation in anes...

journal_title：Life sciences

authors： Yonezawa A,Watanabe C,Ando R,Furuta S,Sakurada S,Yoshimura H,Iwanaga T,Kimura Y

更新日期：2000-11-10 00:00:00

abstract：:We had previously hypothesized that linoleic acid (LA) was essential for development of alcoholic induced liver injury in our rat model. Male Wistar rats were fed a nutritionally adequate diet (25% calories as fat) with ethanol (8-17 g/kg/day). The source of fat was tallow (0.7% LA), lard (2.5% LA) or tallow supplemen...

journal_title：Life sciences

authors： Nanji AA,French SW

更新日期：1989-01-01 00:00:00

abstract：AIMS:To investigate how Placental Mesenchymal Stem Cells (P-MSCs) would adapt themselves and survive under hypoxic conditions which are prevalent in most injury sites. MAIN METHODS:P-MSCs were isolated from term placenta and characterised under normoxia and hypoxia (2-2.5% O2). Cells were examined for morphology and s...

journal_title：Life sciences

authors： Mathew SA,Chandravanshi B,Bhonde R

更新日期：2017-08-01 00:00:00

abstract：:Opiate addiction could involve a change in the binding of endogenous antiopiates. A candidate for such a role is Tyr-MIF-1 (Tyr-Pro-Leu-Gly-NH2), a brain peptide that can antagonize exogenous and endogenous opiates and bind to opiate receptors. Its primary action, however, may be through its own binding site in brain,...

journal_title：Life sciences

authors： Zadina JE,Kastin AJ,Ge LJ,Gulden H,Bungart KJ

更新日期：1989-01-01 00:00:00

abstract：:A highly purified rat urinary bladder smooth muscle cell culture was obtained by a modified enzymic isolation method, and the presence of functional muscarinic as well as beta-adrenergic receptors were subsequently determined. At 7-10 days of culture, cells became elongated and spindle-shaped showing a typical "hills ...

journal_title：Life sciences

authors： Ma FH,Higashira-Hoshi H,Itoh Y

更新日期：2002-01-25 00:00:00

abstract：AIMS:Cytokines interfere with signaling pathways and mediators of vascular contraction. Endothelin-1 (ET-1) plays a major role on vascular dysfunction in conditions characterized by increased circulating levels of adipokines. In the present study we tested the hypothesis that the adipokine chemerin increases vascular c...

journal_title：Life sciences

authors： Lobato NS,Neves KB,Filgueira FP,Fortes ZB,Carvalho MH,Webb RC,Oliveira AM,Tostes RC

更新日期：2012-10-15 00:00:00

abstract：:Coxsackievirus B3 (CVB3) is a major pathogen for acute and chronic viral myocarditis. The aim of this study was to investigate the antiviral effects of sophoridine, an alkaloid extracted from Chinese medicinal herb, Sophora flavescens, against CVB3, and the underlying pharmacokinetics. First, we determined the antivir...

journal_title：Life sciences

authors： Zhang Y,Zhu H,Ye G,Huang C,Yang Y,Chen R,Yu Y,Cui X

更新日期：2006-03-20 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：:Arsenic as a one of the most important toxic metals could induce hepatotoxicity. Previous reports revealed the significance of oxidative stress in promoting of arsenic-induced liver toxicity. The aim of the present investigation is to evaluate the effect of chrysin (CHR), a natural flavonoid with potent antioxidant ac...

journal_title：Life sciences

authors： Fatemi I,Khalili H,Mehrzadi S,Basir Z,Malayeri A,Goudarzi M

更新日期：2021-02-15 00:00:00

abstract：:The purpose of this study was to explore the feasibility of utilizing the granatanol: N-methyl [9-azabicyclo (3.3.1) nonane] 3-alpha-ol as the terminal group in a series of new bisquaternary azabicycyclic diester-type neuromuscular blocking agents. Fifty two bisquaternary ammonium derivatives of several dicarboxylic a...

journal_title：Life sciences

authors： Gyermek L,Lee C,Cho YM,Nguyen N

更新日期：2006-07-04 00:00:00

abstract：:Plants are potentially important for novel therapeutic drug leads, but the slowness of conventional methods for investigation of plants limits enthusiasm in the pharmaceutical industry. To overcome some of the drawbacks, we have applied high throughput pharmacological screening (HTPS) to crude plant extracts. Using a ...

journal_title：Life sciences

authors： Littleton J,Rogers T,Falcone D

更新日期：2005-12-22 00:00:00

abstract：:The ontogenetic development of [3H]-spiroperidol binding sites was measured in the optic tectum, cerebellum, forebrain base, and forebrain roof of 1-, 4-, and 16-day-old chicks. In the chick optic tectum and cerebellum both the density and the total number of [3H]-spiroperidol binding sites increased from 4- to 16-day...

journal_title：Life sciences

authors： McDougall SA,Neisewander JL,Bardo MT,Zolman JF

更新日期：1989-01-01 00:00:00

abstract：:6-mercaptopurine (6-MP) has been used clinically for 40 years to maintain remission in patients with acute lymphoblastic leukemia (ALL). However, central nervous system (CNS) relapses frequently occur in patients with ALL who continuously receive anticancer drugs, including 6-MP, during remission maintenance therapy. ...

journal_title：Life sciences

authors： Deguchi Y,Yokoyama Y,Sakamoto T,Hayashi H,Naito T,Yamada S,Kimura R

更新日期：2000-01-01 00:00:00

abstract：:Losartan, a recently developed nonpeptide angiotensin II (Ang II) receptor antagonist, was administered orally to 10-week-old spontaneously hypertensive rats (SHR) for 2 weeks. Cardiac weight and tissue Ang II, as well as plasma renin activity (PRA) and Ang II, were determined. Treatment with Losartan (10 mg/kg per da...

journal_title：Life sciences

authors： Mizuno K,Tani M,Hashimoto S,Niimura S,Sanada H,Watanabe H,Ohtsuki M,Fukuchi S

更新日期：1992-01-01 00:00:00

abstract：:Using absorption spectroscopy we have found that metallothionein I at concentrations as low as 1 microM reduces ferricytochrome c. This reduction is more potent than that of another abundant intracellular thiol, glutathione. Also, oxidation of ferricytochrome c which had been reduced by metallothionein I occurs more s...

journal_title：Life sciences

authors： Simpkins C,Eudaric P,Torrence C,Yang Z

更新日期：1993-01-01 00:00:00

abstract：:Levels of delta-sleep-inducing peptide-like immunoreactivity (DSIP-LI) in rat plasma were measured by radioimmunoassay and found to exhibit a circadian rhythm that parallelled the normal rhythm for corticosterone. The maximal plasma levels of both substances were observed to occur at about 1700h. The lowest concentrat...

journal_title：Life sciences

authors： Fischman AJ,Kastin AJ,Graf MV

更新日期：1984-11-12 00:00:00

abstract：:The bone marrow is home to mesenchymal stem cells (MSCs) that are able to differentiate into many different cell types. The effect of hyperbaric oxygen (HBO) on MSCs is poorly understood. Placental growth factor (PlGF) is an attractive therapeutic agent for stimulating revascularization of ischemic tissue. HBO has bee...

journal_title：Life sciences

authors： Shyu KG,Hung HF,Wang BW,Chang H

更新日期：2008-07-04 00:00:00

abstract：:The density of bovine peripheral-type benzodiazepine receptors (PBR) in four tissues was highest in adrenal cortex. The adrenal cortex PBR cofractionated with a mitochondrial membrane marker enzyme and could be solubilized with intact ligand binding properties using digitonin. The membrane bound and soluble mitochondr...

journal_title：Life sciences

authors： Parola AL,Laird HE 2nd

更新日期：1991-01-01 00:00:00

abstract：:The systemic administration of neurotensin (NT) dose-dependently increased plasma adrenocorticotropin (ACTH) concentration in rats, and this effect was annulled by (alpha-helical)-CRH9-41, an antagonist of corticotropin-releasing hormone (CRH). The systemic administration of [D-Trp11]-neurotensin (NT-A), a specific NT...

journal_title：Life sciences

authors： Nussdorfer GG,Malendowicz LK,Meneghelli V,Mazzocchi G

更新日期：1992-01-01 00:00:00

abstract：AIMS:In our model, we aimed to explore the cytotoxicity of 5-Aza-2'-deoxycytidine (5-Aza-CdR) against the colorectal cell line, Lovo, and further characterize the possible mechanisms. MAIN METHODS:After Lovo cells were treated with 5-Aza-CdR at different concentrations for different periods of time, the cell viability...

journal_title：Life sciences

authors： Deng T,Zhang Y

更新日期：2009-02-27 00:00:00

abstract：AIMS:The hypoxia-stimulated response of the endocrine system depends on the kind and duration of hypoxia. Hypoxia has been reported to stimulate testosterone (T) production in rats, but the mechanisms remain to be investigated. MATERIALS AND METHODS:Male rats were divided into two groups. The rats exposed to chronic i...

journal_title：Life sciences

authors： Cho YM,Chou JC,Fang CM,Hu S,Wang KL,Wang SW,Wang PS

更新日期：2019-09-15 00:00:00

abstract：:The challenge of discovering new, urgently needed anti-TB drugs from natural sources requires a truly interdisciplinary research. Cutting-edge mycobacteriology and innovative natural products chemistry tools have to be developed and employed in tandem, in order to meet these demands. The present review provides cross-...

journal_title：Life sciences

authors： Pauli GF,Case RJ,Inui T,Wang Y,Cho S,Fischer NH,Franzblau SG

更新日期：2005-12-22 00:00:00

abstract：:Physalis angulata and P. peruviana are herbs widely used in folk medicine. In this study, the aqueous and ethanol extracts prepared from the whole plant of these species were evaluated for their antihepatoma activity. Using XTT assay, three human hepatoma cells, namely Hep G2, Hep 3B and PLC/PRF/5 were tested. The res...

journal_title：Life sciences

authors： Wu SJ,Ng LT,Chen CH,Lin DL,Wang SS,Lin CC

更新日期：2004-03-05 00:00:00

abstract：:Although one of the major genes which cause type 1 (insulin-dependent) diabetes mellitus is located in the class II HLA region in humans, its precise location is still unknown. In order to investigate whether TAP (Transporter associated with Antigen Processing) and LMP (Low Molecular Weight Polypeptide) genes, which a...

journal_title：Life sciences

authors： Kawaguchi Y,Ikegami H,Fukuda M,Takekawa K,Fujioka Y,Fujisawa T,Ueda H,Ogihara T

更新日期：1994-01-01 00:00:00

abstract：AIMS:Cyclooxygenase-2 (COX-2)-controlled production of prostaglandin E(2) (PGE(2)) has been implicated in cell growth and metastasis in many cancers. Recent studies have found that COX-2 is co-expressed with survivin in many cancers. Survivin is a member of the inhibitor-of-apoptosis protein family. Some COX-2 inhibito...

journal_title：Life sciences

authors： Bai XM,Jiang H,Ding JX,Peng T,Ma J,Wang YH,Zhang L,Zhang H,Leng J

更新日期：2010-01-30 00:00:00

abstract：:Active uptake of serotonin (5-hydroxytryptamine, 5-HT) into blood platelets from healthy donors exhibited a lower Vmax value in buffer media than in plasma. Also in plasma ultrafiltrate Vmax was reduced, but it returned to the level measured in plasma upon addition of human serum albumin (40 milligrams) containing fat...

journal_title：Life sciences

authors： Breyer-Pfaff U,Fauss C,Böhne HP

更新日期：1989-01-01 00:00:00

abstract：AIMS:To investigate the effects of high doses of pentazocine on antinociception induced by a high dose of morphine and the role of the kappa-opioid receptors (KORs) in these effects in mice. MAIN METHODS:Sixty-six C57BL/6J mice were pretreated with a KOR antagonist, nor-binaltorphimine (nor-BNI) (10mg·kg(-1)), or a no...

journal_title：Life sciences

authors： Shu H,Wang Z,Ye F,Li Q,Dou Y,Lin Y,Huang W,Xiao X

更新日期：2015-06-01 00:00:00