Browse Items · NEOMED Bibliography Database

The effect of manganese exposure in Atp13a2-deficient mice.

Loss of function mutations in the P5-ATPase ATP13A2 are associated with Kufor-Rakeb Syndrome and Neuronal Ceroid Lipofuscinosis. While the function of ATP13A2 is unclear, in vitro studies suggest it is a lysosomal protein that interacts with the…

Apolipoprotein A1 regulates coenzyme Q10 absorption, mitochondrial function, and infarct size in a mouse model of myocardial infarction.

HDL and apolipoprotein A1 (apoA1) concentrations inversely correlate with risk of death from ischemic heart disease; however, the role of apoA1 in the myocardial response to ischemia has not been well defined. To test whether apoA1, the primary HDL…

Tags: *Disease Models, 2014, Animal, Animal Studies, Animals, Antioxidants – Administration and Dosage, Antioxidants – Metabolism, Antioxidants – Pharmacokinetics, Antioxidants – Therapeutic Use, Antioxidants/administration & dosage/*metabolism/pharmacokinetics/therapeutic use, Apolipoprotein A-I/blood/genetics/*metabolism, Apolipoproteins, Apolipoproteins – Blood, Apolipoproteins – Metabolism, Biological, Cardiotonic Agents – Administration and Dosage, Cardiotonic Agents – Metabolism, Cardiotonic Agents – Pharmacokinetics, Cardiotonic Agents – Therapeutic Use, Cardiotonic Agents/administration & dosage/metabolism/pharmacokinetics/therapeutic use, Coenzyme Q, Coenzyme Q – Administration and Dosage, Coenzyme Q – Metabolism, Coenzyme Q – Pharmacokinetics, Coenzyme Q – Therapeutic Use, Dadabayev Alisher R, Dietary Supplements, Electron Transport – Drug Effects, Electron Transport Complex II/chemistry/metabolism, Electron Transport Complex III/chemistry/metabolism, Electron Transport/drug effects, Heart – Drug Effects, Heart/drug effects, Heart/drug effects/enzymology/*metabolism, Hypoalphalipoproteinemias/physiopathology, Inborn Errors – Physiopathology, Injections, Intestinal Absorption, Intraperitoneal, Knockout, Latchoumycandane Calivarathan, Lesnefsky Edward J, Lipid Metabolism, Male, McIntyre Thomas M, Mice, Mitochondria, Mitochondria – Drug Effects, Mitochondria – Metabolism, Models, Myocardial Infarction – Etiology, Myocardial Infarction – Metabolism, Myocardial Infarction – Pathology, Myocardial Infarction – Therapy, Myocardial Infarction/etiology/metabolism/pathology/*therapy, Myocardial Reperfusion Injury – Blood, Myocardial Reperfusion Injury – Metabolism, Myocardial Reperfusion Injury – Pathology, Myocardial Reperfusion Injury – Prevention and Control, Myocardial Reperfusion Injury/blood/metabolism/pathology/prevention & control, Myocardium, Myocardium – Metabolism, Myocardium – Pathology, Myocardium/enzymology/*metabolism/pathology, Penn Marc S, Proteins, Proteins – Metabolism, The Journal of nutrition, Tissue Distribution, Ubiquinone/administration & dosage/*analogs & derivatives/metabolism/pharmacokinetics/therapeutic use, Yin Guotian

TRPV4 channels regulate tumor angiogenesis via modulation of Rho/Rho kinase pathway.

Targeting angiogenesis is considered a promising therapy for cancer. Besides curtailing soluble factor mediated tumor angiogenesis, understanding the unexplored regulation of angiogenesis by mechanical cues may lead to the identification of novel…

TRPA1 and TRPV1 contribute to propofol-mediated antagonism of U46619-induced constriction in murine coronary arteries.

BACKGROUND: Transient receptor potential (TRP) ion channels have emerged as key components contributing to vasoreactivity. Propofol, an anesthetic is associated with adverse side effects including hypotension and acute pain upon infusion. Our…

Propofol causes vasodilation in vivo via TRPA1 ion channels: role of nitric oxide and BKCa channels.

BACKGROUND: Transient receptor potential (TRP) ion channels of the A1 (TRPA1) and V1 (TRPV1) subtypes are key regulators of vasomotor tone. Propofol is an intravenous anesthetic known to cause vasorelaxation. Our objectives were to examine the extent…

Role of Neuropilin-1/Semaphorin-3A signaling in the functional and morphological integrity of the cochlea.

Neuropilin-1 (Nrp1) encodes the transmembrane cellular receptor neuropilin-1, which is associated with cardiovascular and neuronal development and was within the peak SNP interval on chromosome 8 in our prior GWAS study on age-related hearing loss…

Loss of FXR protects against diet-induced obesity and accelerates liver carcinogenesis in ob/ob mice.

Farnesoid X receptor (FXR) is known to play important regulatory roles in bile acid, lipid, and carbohydrate metabolism. Aged (\textgreater12 months old) Fxr(-/-) mice also develop spontaneous liver carcinomas. In this report, we used three mouse…

Cholesterol 7alpha-hydroxylase protects the liver from inflammation and fibrosis by maintaining cholesterol homeostasis.

Cholesterol 7alpha-hydroxylase (CYP7A1) plays a critical role in control of bile acid and cholesterol homeostasis. Bile acids activate farnesoid X receptor (FXR) and Takeda G protein-coupled receptor 5 (TGR5) to regulate lipid, glucose, and energy…

Myocardial CXCR4 expression is required for mesenchymal stem cell mediated repair following acute myocardial infarction.

BACKGROUND: Overexpression of stromal cell-derived factor-1 in injured tissue leads to improved end-organ function. In this study, we quantify the local trophic effects of mesenchymal stem cell (MSC) stromal cell-derived factor-1 release on the…

Requisite Role of Kv1.5 Channels in Coronary Metabolic Dilation.

RATIONALE: In the working heart, coronary blood flow is linked to the production of metabolites, which modulate tone of smooth muscle in a redox-dependent manner. Voltage-gated potassium channels (Kv), which play a role in controlling membrane…

Tags: 129 Strain, 2015, Animals, Bardakjian Raffi, Bratz Ian, Cardiac function, Chilian William M, Circulation research, contrast echocardiography, Coronary Circulation/*physiology, Coronary Vessels/*metabolism, Department of Integrative Medical Sciences, Department of Pharmaceutical Sciences, Enrick Molly, Fu Frances Kwan, Graham Jacqueline, Hakobyan Tatevik, Hou Huagang, Hydrogen peroxide, Inbred C57BL, ion channel, Janota Danielle, Khan Nadeem, Kmetz John, Knockout, Kolz Christopher, Kuppusamy Periannan, Kv1.5 Potassium Channel/*physiology, Lindner Jonathan R, Logan Suzanna, Luli Jordan, Mice, Muscle, Nagane Masaki, NEOMED College of Medicine, NEOMED College of Pharmacy, Ohanyan Vahagn, Oyewumi Moses O, Smooth, Transgenic, Transgenic mice, Vascular/*metabolism, vasodilation, Vasodilation/*physiology, voltage-gated potassium channels, Yin Liya

Absence of type VI collagen paradoxically improves cardiac function, structure, and remodeling after myocardial infarction.

RATIONALE: We previously reported that type VI collagen deposition increases in the infarcted myocardium in vivo. To date, a specific role for this nonfibrillar collagen has not been explored in the setting of myocardial infarction (MI). OBJECTIVE:…

Inactivation of one copy of the mouse neurotrophin-3 gene induces cardiac sympathetic deficits.

Whether two copies of the neurotrophin-3 (NT3) gene are necessary for proper development of cardiac sympathetic innervation was investigated in mice carrying a targeted inactivation of the NT3 gene. Heterozygous (+/-) and null (-/-) mutant mice had…

Early upregulation of myocardial CXCR4 expression is critical for dimethyloxalylglycine-induced cardiac improvement in acute myocardial infarction.

The stromal cell-derived factor-1 (SDF-1):CXCR4 is important in myocardial repair. In this study we tested the hypothesis that early upregulation of cardiomyocyte CXCR4 (CM-CXCR4) at a time of high myocardial SDF-1 expression could be a strategy to…

Tags: 2016, alpha Subunit/metabolism, American journal of physiology. Heart and circulatory physiology, Amino Acids, Animal, Animals, Apoptosis/drug effects, Cardiotonic Agents/*pharmacology, Cell Hypoxia, Cell Line, Chilian William M, CXCR4/deficiency/genetics/*metabolism, Department of Integrative Medical Sciences, Dicarboxylic/*pharmacology, Disease Models, Dong Feng, Enzyme Inhibitors/pharmacology, Forudi Farhad, hypoxia, Hypoxia-Inducible Factor 1, Hypoxia-Inducible Factor-Proline Dioxygenases/antagonists & inhibitors/metabolism, Inbred C57BL, Kiedrowski Matthew, Knockout, Left/*drug effects, Mayorga Mari, Mice, myocardial infarction, Myocardial Infarction/*drug therapy/genetics/metabolism/pathology/physiopathology, Myocardium/*metabolism/pathology, NEOMED College of Medicine, Penn Marc S, Rats, Receptors, Recovery of Function, Shamhart Patricia, Signal Transduction/drug effects, stem cells, Stem Cells/drug effects/metabolism, Stroke Volume/drug effects, Time Factors, Up-Regulation, Ventricular Function, Weber Kristal

PKCalpha mediates acetylcholine-induced activation of TRPV4-dependent calcium influx in endothelial cells.

Transient receptor potential vanilloid channel 4 (TRPV4) is a polymodally activated nonselective cationic channel implicated in the regulation of vasodilation and hypertension. We and others have recently shown that cyclic stretch and shear stress…

Tags: 2011, Acetylcholine/*pharmacology, Adapala Ravi K, American journal of physiology. Heart and circulatory physiology, Animals, Bratz Ian N, Calcium Signaling/*drug effects, Carbazoles/pharmacology, Cells, Cultured, Department of Integrative Medical Sciences, Endothelial Cells/*drug effects/enzymology, Enzyme Activation, Inbred C57BL, Knockout, Male, Mesenteric Arteries/drug effects/enzymology, Meszaros J Gary, Mice, Mutation, NEOMED College of Medicine, Nitric Oxide Synthase Type III/metabolism, Phosphorylation, Protein Kinase C-alpha/genetics/*metabolism, Protein Kinase Inhibitors/pharmacology, Suzuki Makoto, Talasila Phani K, Tetradecanoylphorbol Acetate/pharmacology, Thodeti Charles K, Time Factors, Transfection, TRPV Cation Channels/*agonists/deficiency/genetics/metabolism, Vasodilation/*drug effects, Vasodilator Agents/*pharmacology, Zhang David X

Endothelin-mediated in vivo pressor responses following TRPV1 activation.

Transient receptor potential vanilliod 1 (TRPV1) channels have recently been postulated to play a role in the vascular complications/consequences associated with diabetes despite the fact that the mechanisms through which TRPV1 regulates vascular…

Upregulation of thrombospondin-1 expression by leptin in vascular smooth muscle cells via JAK2- and MAPK-dependent pathways.

Hyperleptinemia, characteristic of diabetes and a hallmark feature of human obesity, contributes to the increased risk of atherosclerotic complications. However, molecular mechanisms mediating leptin-induced atherogenesis and gene expression in…

Estrogen-related receptor gamma controls hepatic CB1 receptor-mediated CYP2E1 expression and oxidative liver injury by alcohol.

BACKGROUND: The hepatic endocannabinoid system and cytochrome P450 2E1 (CYP2E1), a key enzyme causing alcohol-induced reactive oxygen species (ROS) generation, are major contributors to the pathogenesis of alcoholic liver disease. The nuclear hormone…

Tags: 2013, Alcohol-Induced Injury, Alcoholic Liver Disease, Alcoholic/genetics/*metabolism/prevention & control, Animals, Cannabinoid, CB1/*physiology, Chiang John Y L, Choi Hueng-Sik, Cytochrome P-450 CYP2E1 Inhibitors, Cytochrome P-450 CYP2E1/genetics/*metabolism, Department of Integrative Medical Sciences, Enzyme Inhibitors/pharmacology/therapeutic use, Enzymologic/drug effects/physiology, Estrogen/deficiency/genetics/*physiology, Ethanol/pharmacology, Gene Expression Profiling/methods, Gene Expression Regulation, Gene Regulation, Genetic/physiology, Gut, Inbred C57BL, Jang Hyun-Hee, Jeong Won-Il, Kim Don-Kyu, Kim Jung Ran, Kim Yong-Hoon, Knockout, Koh Minseob, Koo Seung-Hoi, Lee Chul-Ho, Liver, Liver Diseases, Liver Metabolism, Liver/metabolism, Male, Mice, NEOMED College of Medicine, Oxidation-Reduction, Oxidative Stress/physiology, Park Jinyoung, Park Seung Bum, Park Tae-Sik, Receptor, Receptors, Signal Transduction/drug effects/physiology, Tamoxifen/analogs & derivatives/pharmacology/therapeutic use, Transcription, Yun Chul-Ho

Farnesoid X Receptor Agonist Represses Cytochrome P450 2D6 Expression by Upregulating Small Heterodimer Partner.

Cytochrome P450 2D6 (CYP2D6) is a major drug-metabolizing enzyme responsible for eliminating approximately 20% of marketed drugs. Studies have shown that differential transcriptional regulation of CYP2D6 may contribute to large interindividual…

Effect of Pregnancy and Delivery on Cytokine Expression in a Mouse Model of Pelvic Organ Prolapse.

OBJECTIVES: The aim of this study was to determine the effect of pregnancy and delivery mode on cytokine expression in the pelvic organs and serum of lysyl oxidase like-1 knockout (LOXL1 KO) mice, which develop pelvic organ prolapse after delivery.…

TRPA1 ion channel stimulation enhances cardiomyocyte contractile function via a CaMKII-dependent pathway.

RATIONALE: Transient receptor potential channels of the ankyrin subtype-1 (TRPA1) are non-selective cation channels that show high permeability to calcium. Previous studies from our laboratory have demonstrated that TRPA1 ion channels are expressed…

Farnesoid X receptor induces Takeda G-protein receptor 5 cross-talk to regulate bile acid synthesis and hepatic metabolism.

The bile acid-activated receptors, nuclear farnesoid X receptor (FXR) and the membrane Takeda G-protein receptor 5 (TGR5), are known to improve glucose and insulin sensitivity in obese and diabetic mice. However, the metabolic roles of these two…

MitoNEET Deficiency Alleviates Experimental Alcoholic Steatohepatitis in Mice by Stimulating Endocrine Adiponectin-Fgf15 Axis.

MitoNEET (mNT) (CDGSH iron-sulfur domain-containing protein 1 or CISD1) is an outer mitochondrial membrane protein that donates 2Fe-2S clusters to apo-acceptor proteins. In the present study, using a global mNT knock-out (mNTKO) mouse model, we…

Orphan nuclear receptor oestrogen-related receptor gamma (ERRgamma) plays a key role in hepatic cannabinoid receptor type 1-mediated induction of CYP7A1 gene expression.

Bile acids are primarily synthesized from cholesterol in the liver and have important roles in dietary lipid absorption and cholesterol homoeostasis. Detailed roles of the orphan nuclear receptors regulating cholesterol 7alpha-hydroxylase (CYP7A1),…

Tags: 2015, Animals, bile acid, Bile Acids and Salts/metabolism, Cannabinoid, cannabinoid receptors, CB1/agonists/genetics/*metabolism, Cells, Chiang John Y L, Choi Hueng-Sik, Cholesterol 7-alpha-Hydroxylase/*biosynthesis/genetics, cholesterol 7alpha-hydroxylase (CYP7A1), Cultured, Cytoplasmic and Nuclear/metabolism, Department of Integrative Medical Sciences, Drug Inverse Agonism, Estrogen/genetics/*metabolism, Ethanol/pharmacology, Gene Expression, Genetic, Glycerides/pharmacology, GSK5182, HEK293 Cells, Hepatocytes/metabolism, Humans, Inbred C57BL, Jeong Won-Il, Kim Don-Kyu, Kim Seong Heon, Knockout, Lee Chul-Ho, Lee In-Kyu, Lee Ji-Min, Liver/*metabolism, Mice, NEOMED College of Medicine, oestrogen-related receptor gamma (ERRgamma), orphan nuclear receptor, Park Seung Bum, Promoter Regions, Rats, Receptor, Receptors, small heterodimer partner (SHP), Sprague-Dawley, The Biochemical journal, Transcription, Zhang Yaochen

Oral chromium picolinate impedes hyperglycemia-induced atherosclerosis and inhibits proatherogenic protein TSP-1 expression in STZ-induced type 1 diabetic ApoE(-/-) mice.

Increasing evidence suggests thrombospondin-1 (TSP-1), a potent proatherogenic matricellular protein, as a putative link between hyperglycemia and atherosclerotic complications in diabetes. We previously reported that the micronutrient chromium…

LPS-TLR4 Pathway Mediates Ductular Cell Expansion in Alcoholic Hepatitis.

Alcoholic hepatitis (AH) is the most severe form of alcoholic liver disease for which there are no effective therapies. Patients with AH show impaired hepatocyte proliferation, expansion of inefficient ductular cells and high lipopolysaccharide (LPS)…

Tags: 2016, Affo Silvia, Alcoholic/*immunology, Altamirano Jose, Animals, Arroyo Vicente, Bataller Ramon, Caballeria Juan, Cell Proliferation, Cells, Chen Jiegen, Collagen/genetics/metabolism, Common/*pathology, Crews Fulton, Cultured, Department of Pharmaceutical Sciences, Dumitru Raluca, Female, Gene Expression Profiling, Gene Expression Regulation, Gines Pere, Hepatic Duct, Hepatitis, Hepatocytes/*metabolism/pathology, Humans, Inbred BALB C, Keratins, Knockout, Lipopolysaccharides/metabolism, Lozano Juan Jose, Male, Matsushita Hiroshi, Mice, Middle Aged, Morales-Ibanez Oriol, NEOMED College of Pharmacy, Odena Gemma, Rautou Pierre-Emmanuel, Rodrigo-Torres Daniel, Sancho-Bru Pau, Scientific reports, Seki Ekihiro, Signal Transduction, Toll-Like Receptor 4/genetics/*metabolism, Type I/genetics/*metabolism, Valla Dominique, You Min, Zou Jian

Carboxylesterase 1 Is Regulated by Hepatocyte Nuclear Factor 4alpha and Protects Against Alcohol- and MCD diet-induced Liver Injury.

The liver is a major organ that controls hepatic and systemic homeostasis. Dysregulation of liver metabolism may cause liver injury. Previous studies have demonstrated that carboxylesterase 1 (CES1) regulates hepatic triglyceride metabolism and…

A metabolic stress-inducible miR-34a-HNF4alpha pathway regulates lipid and lipoprotein metabolism.

Non-alcoholic fatty liver disease (NAFLD) is one of the most common liver diseases, but its underlying mechanism is poorly understood. Here we show that hepatocyte nuclear factor 4alpha (HNF4alpha), a liver-enriched nuclear hormone receptor, is…

Members of the novel UBASH3/STS/TULA family of cellular regulators suppress

The UBASH3/STS/TULA family consists of two members sharing substantial homology and a similar multi-domain architecture, which includes a C-terminal histidine phosphatase domain capable of dephosphorylating phosphotyrosine-containing substrates.…

MitoNEET (CISD1) Knockout Mice Show Signs of Striatal Mitochondrial Dysfunction and a Parkinson's Disease Phenotype.

Mitochondrial dysfunction is thought to play a significant role in neurodegeneration observed in Parkinson's disease (PD), yet the mechanisms underlying this pathology remain unclear. Here, we demonstrate that loss of mitoNEET (CISD1), an iron-sulfur…

Why adult mammalian intrafusal and extrafusal fibers contain different myosin heavy-chain isoforms.

Multiple isoforms of the contractile protein myosin are present in mammalian skeletal muscles. The diversity of the heavy-chain subunits of myosin (MyHCs) in intrafusal fibers is thought to reflect a pathway of differentiation that is unique to…

Age-related changes in nigrostriatal dopaminergic function in heterozygous mutant dopamine transporter knock-out mice.

In this report we compared three different parameters of nigrostriatal dopaminergic (NSDA) function - locomotor activity, striatal dopamine (DA) levels and 3,4-dihydroxyphenylacetic acid (DOPAC)/DA ratios between heterozygous mutant dopamine…

Increased mitochondrial prooxidant activity mediates up-regulation of Complex I

In response to oxidative stress, mitochondrial Complex I is reversibly

Impact of circadian nuclear receptor REV-ERBalpha on midbrain dopamine production and mood regulation.

The circadian nature of mood and its dysfunction in affective disorders is well recognized, but the underlying molecular mechanisms are still unclear. Here, we show that the circadian nuclear receptor REV-ERBalpha, which is associated with bipolar…

The Detrimental Role Played by Lipocalin-2 in Alcoholic Fatty Liver in Mice.

We have previously shown that the ethanol-mediated elevation of lipocaline-2 (LCN2) is closely associated with the development of alcoholic fatty liver disease (AFLD) in mice. Herein, we aimed to understand the functional significance of LCN2…

Sex differences in striatal dopaminergic function within heterozygous mutant dopamine transporter knock-out mice.

The issue of whether a deletion of the dopamine transporter (DAT) allele (+/- DAT) would differentially alter striatal dopamine (DA) and dihydroxyphenylacetic acid (DOPAC) concentrations and DA release upon potassium and methamphetamine (MA)…

Differential regulation of TRPV1 channels by H2O2: implications for diabetic microvascular dysfunction.

We demonstrated previously that TRPV1-dependent coupling of coronary blood flow (CBF) to metabolism is disrupted in diabetes. A critical amount of H2O2 contributes to CBF regulation; however, excessive H2O2 impairs responses. We sought to determine…

Novel thiazolidinedione mitoNEET ligand-1 acutely improves cardiac stem cell survival under oxidative stress.

Ischemic heart disease (IHD) is a leading cause of death worldwide, and regenerative therapies through exogenous stem cell delivery hold promising potential. One limitation of such therapies is the vulnerability of stem cells to the oxidative…

Alterations in nigrostriatal dopaminergic function within BDNF mutant mice.

The influence of brain-derived neurotrophic factor (BDNF) upon the nigrostriatal dopaminergic system was evaluated in weanling and adult mice carrying a targeted inactivated BDNF gene. Regional specificity of this BDNF mutation was assessed by…

Striatal dopamine output is compromised within +/- BDNF mice.

We reported previously that mice lacking one brain-derived neurotrophic factor (BDNF) allele demonstrate elevated striatal dopamine (DA) concentrations but impaired behavioral responses involving the nigrostriatal dopaminergic (NSDA) system. To test…

Macrophage-Associated Osteoactivin/GPNMB Mediates Mesenchymal Stem Cell Survival, Proliferation, and Migration Via a CD44-Dependent Mechanism.

Although MSCs have been widely recognized to have therapeutic potential in the repair of injured or diseased tissues, it remains unclear how functional activities of mesenchymal stem cells (MSCs) are influenced by the surrounding inflammatory milieu…

Browse Items (43 total)