Browse Items · NEOMED Bibliography Database

Age- and site-specific decline in insulin-like growth factor-I receptor expression is correlated with differential growth plate activity in the mouse hindlimb.

The proximal and distal growth plates of the principal long bones do not contribute equally to longitudinal growth. Most forelimb elongation occurs at the shoulder and wrist, while most hindlimb growth occurs at the knee. This study examined whether…

Tags: 2007, Age Factors, Anatomical record (Hoboken, N.J. : 2007), Animals, Biological Evolution, Growth Plate/*metabolism/physiology, Hindlimb/*growth & development/metabolism, IGF Type 1/*metabolism, Inbred C57BL, King Donna, Lovejoy C Owen, Mice, Proliferating Cell Nuclear Antigen/metabolism, Receptor, Serrat Maria A

Murine metapodophalangeal sesamoid bones: morphology and potential means of mineralization underlying function.

Normal murine metapodophalangeal sesamoid bones, closely associated with tendons, were examined in terms of their structure and mineralization with reference to their potential function following crystal deposition. This study utilized radiography,…

Age-related expression patterns of Bag-1 and Bcl-2 in growth plate and articular chondrocytes.

Aging cartilage displays increased chondrocyte apoptosis and decreased responsiveness of chondrocytes to growth factors. The molecular mechanisms responsible for these changes have not been identified. Bag-1 is a Bcl-2-binding protein that promotes…

Persistence of intact retinal ganglion cell terminals after axonal transport loss in the DBA/2J mouse model of glaucoma.

Axonal transport defects are an early pathology occurring within the retinofugal projection of the DBA/2J mouse model of glaucoma. Retinal ganglion cell (RGC) axons and terminals are detectable after transport is affected, yet little is known about…

Tags: *Axonal Transport/physiology, *bouton, *Mitochondria, *neurodegeneration, *retinal, *RRID:IMSRJAX:000671, *RRID:IMSRJAX:007048, *RRID:SCR002716, *RRID:SCR002865, *superior colliculus, *synapse, 2016, Animal, Animals, Crish Samuel D, Dengler-Crish Christine M, Department of Anatomy & Neurobiology, Department of Pharmaceutical Sciences, Disease Models, Electron, Fening Kelly M, Glaucoma/metabolism/*pathology, Imaging, Inbred DBA, Inman Denise M, Mice, Microscopy, Mitochondria/pathology, NEOMED College of Medicine, NEOMED College of Pharmacy, Neuroanatomical Tract-Tracing Techniques, Regression Analysis, Retinal Ganglion Cells/metabolism/*pathology, Scanning, Schofield Brett R, Smith Matthew A, Superior Colliculi/metabolism/*pathology, Synapses/metabolism/*pathology, The Journal of comparative neurology, Three-Dimensional, Visual Pathways/metabolism/pathology, Xia Christina Z

Transgenic expression of cholesterol 7alpha-hydroxylase in the liver prevents high-fat diet-induced obesity and insulin resistance in mice.

UNLABELLED: Cholesterol 7alpha-hydroxylase (CYP7A1) is the rate-limiting enzyme in the bile acid biosynthetic pathway that converts cholesterol into bile acids in the liver. Recent studies have shown that bile acids may play an important role in…

Overexpression of cholesterol 7alpha-hydroxylase promotes hepatic bile acid synthesis and secretion and maintains cholesterol homeostasis.

UNLABELLED: We reported previously that mice overexpressing cytochrome P450 7a1 (Cyp7a1; Cyp7a1-tg mice) are protected against high fat diet-induced hypercholesterolemia, obesity, and insulin resistance. Here, we investigated the underlying mechanism…

Deficiency of G-protein-coupled bile acid receptor Gpbar1 (TGR5) enhances chemically induced liver carcinogenesis.

UNLABELLED: Gpbar1 (TGR5), a membrane-bound bile acid receptor, is well known for its roles in regulation of energy homeostasis and glucose metabolism. TGR5 activation also inhibits nuclear factor kappaB (NF-kappaB)-mediated inflammation. Here we…

Regulation of cholesterol and bile acid homeostasis by the cholesterol 7alpha-hydroxylase/steroid response element-binding protein 2/microRNA-33a axis in mice.

UNLABELLED: Bile acid synthesis not only produces physiological detergents required for intestinal nutrient absorption, but also plays a critical role in regulating hepatic and whole-body metabolic homeostasis. We recently reported that…

All-trans-retinoic acid ameliorates hepatic steatosis in mice by a novel transcriptional cascade.

UNLABELLED: Mice deficient in small heterodimer partner (SHP) are protected from diet-induced hepatic steatosis resulting from increased fatty acid oxidation and decreased lipogenesis. The decreased lipogenesis appears to be a direct consequence of…

Hepatic carboxylesterase 1 is essential for both normal and farnesoid X receptor-controlled lipid homeostasis.

UNLABELLED: Nonalcoholic fatty liver disease (NAFLD) is one of the major health concerns worldwide. Farnesoid X receptor (FXR) is considered a therapeutic target for treatment of NAFLD. However, the mechanism by which activation of FXR lowers hepatic…

Negative feedback regulation of bile acid metabolism: impact on liver metabolism and diseases.

Tags: 2015, Animals, Bile Acids and Salts/*metabolism, Chiang John Y L, Department of Integrative Medical Sciences, Feedback, Hepatology (Baltimore, Md.), Humans, Liver Diseases/*metabolism, Liver/*metabolism, Mice, NEOMED College of Medicine, Physiological/*physiology

Carboxylesterase 2 prevents liver steatosis by modulating lipolysis, endoplasmic reticulum stress, and lipogenesis and is regulated by hepatocyte nuclear factor 4 alpha in mice.

UNLABELLED: Nonalcoholic fatty liver disease (NAFLD) is a common liver disease that ranges from simple steatosis to nonalcoholic steatohepatitis (NASH). So far, the underlying mechanism remains poorly understood. Here, we show that hepatic…

Tags: *Lipid Metabolism, 2016, Adiposity, Animals, Carboxylesterase/*metabolism, Carboxylic Ester Hydrolases/genetics/*metabolism, Department of Integrative Medical Sciences, Department of Pharmaceutical Sciences, Diabetes Mellitus, Diet, Endoplasmic Reticulum Stress, Energy Metabolism, Experimental/enzymology, Gene Knockdown Techniques, Glucose Tolerance Test, Glucose/metabolism, Hepatocyte Nuclear Factor 4/*metabolism, Hepatology (Baltimore, Md.), High-Fat/adverse effects, Homeostasis, Humans, Inbred C57BL, Jadhav Kavita, Kasumov Takhar, Li Yuanyuan, Lipogenesis, Lipolysis, Liver/enzymology, Male, Mice, NEOMED College of Medicine, NEOMED College of Pharmacy, Non-alcoholic Fatty Liver Disease/*etiology/metabolism, Obesity/enzymology/etiology, Sterol Regulatory Element Binding Protein 1/metabolism, Xu Yang, Yin Liya, Zalzala Munaf, Zhang Yanqiao

G-protein-coupled bile acid receptor plays a key role in bile acid metabolism and fasting-induced hepatic steatosis in mice.

Bile acids are signaling molecules that play a critical role in regulation of hepatic metabolic homeostasis by activating nuclear farnesoid X receptor (Fxr) and membrane G-protein-coupled receptor (Takeda G-protein-coupled receptor 5; Tgr5). The role…

Farnesoid X receptor activation increases reverse cholesterol transport by modulating bile acid composition and cholesterol absorption in mice.

UNLABELLED: Activation of farnesoid X receptor (FXR) markedly attenuates development of atherosclerosis in animal models. However, the underlying mechanism is not well elucidated. Here, we show that the FXR agonist, obeticholic acid (OCA), increases…

Small heterodimer partner deletion prevents hepatic steatosis and when combined with farnesoid X receptor loss protects against type 2 diabetes in mice.

Nuclear receptors farnesoid X receptor (FXR) and small heterodimer partner (SHP) are important regulators of bile acid, lipid, and glucose homeostasis. Here, we show that global Fxr (-/-) Shp(-/-) double knockout (DKO) mice are refractory to weight…

Osteoactivin promotes osteoblast adhesion through HSPG and alphavbeta1 integrin.

Osteoactivin (OA), also known as glycoprotein nmb (gpnmb) plays an important role in the regulation of osteoblast differentiation and function. OA induced osteoblast differentiation and function in vitro by stimulating alkaline phosphatase (ALP)…

Tags: 2014, 3T3 Cells, Abdelmagid Samir M, Actin Cytoskeleton/physiology, ADHESION, Alkaline Phosphatase/biosynthesis, Animals, Antibodies/immunology, Cell Adhesion, Cell Differentiation, Cell Line, Cell Proliferation, Chlorates/pharmacology, Department of Anatomy & Neurobiology, Extracellular Signal-Regulated MAP Kinases/biosynthesis, Eye Proteins/genetics/immunology/*metabolism, Focal Adhesion Kinase 1/biosynthesis, Focal Adhesions, Frara Nagat, Heparan Sulfate Proteoglycans/*metabolism, Heparin/pharmacology, Hisijara Israel Arango, Inbred C57BL, integrin, Journal of cellular biochemistry, Membrane Glycoproteins/genetics/immunology/*metabolism, Mice, Moussa Fouad M, NEOMED College of Medicine, OSTEOACTIVIN, OSTEOBLAST, OSTEOBLAST DIFFERENTIATION, Osteoblasts/*physiology, Osteogenesis/physiology, Protein Binding, Rats, Receptors, Recombinant Proteins, Safadi Fayez F, Scott Ethan M, Sondag Gregory R, Vitronectin/immunology/*metabolism

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…

Renal Calcium Oxalate Deposits Induce a Pro-Atherosclerotic and Pro-Osteoporotic Response in Mice.

Urinary stone disease (USD) is increasing in adult and pediatric populations. Adult and pediatric studies have demonstrated decreased bone mineral density and increased fracture rates. USD has also been independently linked to increased rates of…

Primary cilia regulates the directional migration and barrier integrity of endothelial cells through the modulation of hsp27 dependent actin cytoskeletal organization.

Cilia are mechanosensing organelles that communicate extracellular signals into intracellular responses. Altered functions of primary cilia play a key role in the development of various diseases including polycystic kidney disease. Here, we show that…

Osteoactivin induces transdifferentiation of C2C12 myoblasts into osteoblasts.

Osteoactivin (OA) is a novel osteogenic factor important for osteoblast differentiation and function. Previous studies showed that OA stimulates matrix mineralization and transcription of osteoblast specific genes required for differentiation. OA…

Transgenic Expression of Osteoactivin/gpnmb Enhances Bone Formation In Vivo and Osteoprogenitor Differentiation Ex Vivo.

Initial identification of osteoactivin (OA)/glycoprotein non-melanoma clone B (gpnmb) was demonstrated in an osteopetrotic rat model, where OA expression was increased threefold in mutant bones, compared to normal. OA mRNA and protein expression…

Interaction of nerve growth factor with murine alpha-macroglobulin.

The murine nerve growth factor, when injected i.v. or, combined in vitro with plasma, was found largely associated with the mouse alpha-macroglobulin (a homologue of human alpha 2-macroglobulin). The nerve growth factor-alpha-macroglobulin complex…

Tags: 1989, alpha-Macroglobulins/*metabolism, Animals, Cells, Chick Embryo, Cultured, Ganglia, Journal of neuroscience research, Koo P H, Methylamines/pharmacology, Mice, Nerve Growth Factors/*metabolism, Spinal/*cytology/drug effects, Stach R W, Trypsin/pharmacology, Zinc/pharmacology

Inhibition of nerve growth factor-stimulated neurite outgrowth by methylamine-modified alpha 2-macroglobulin.

alpha 2-Macroglobulin (alpha 2M) is a rather ubiquitous protein in extracellular spaces of mammals. It is an inhibitor of endopeptidases, can be modified by aliphatic amines, and combines with a number of hormones/cytokines such as beta-nerve growth…

Biocompatibility and in vivo tolerability of a new class of photoresponsive alkoxylphenacyl-based polycarbonates.

Potential toxicities of chromophoric or polymeric units of most photoresponsive delivery systems have impacted clinical relevance. Herein, we evaluated the biocompatibility and tolerability of alkoxylphenacyl-based polycarbonates (APPs) as a new…

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…

Effect of estrogen upon methamphetamine-induced neurotoxicity within the impaired nigrostriatal dopaminergic system.

In the present study, we investigated whether estrogen remains effective as a neuroprotectant within an impaired nigrostriatal dopaminergic (NSDA) system of gonadectomized female and male mice. In Experiment 1, mice were treated with four different…

Testosterone modulation of striatal dopamine output in orchidectomized mice.

Three experiments are presented in which dopamine (DA) responses from superfused striatal tissue of orchidectomized (ORCH) mice treated or not with testosterone (T) are compared. In experiment 1, potassium-stimulated DA output was significantly…

Nomifensine alters sex differences in striatal dopaminergic function.

A series of three experiments are presented in which the acute effects of the catecholamine reuptake inhibitor, nomifensine, upon striatal dopaminergic function are compared in female and male mice. In Experiment 1, treatment with nomifensine (5 mg…

Comparative binding of neurotrophins (NT-3, CNTF and NGF) and various cytokines to alpha 2-macroglobulin.

All the nine common cytokines in this study (including NT-3, IGF-1, CNTF and

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…

Evaluation of nigrostriatal dopaminergic function in adult +/+ and +/- BDNF mutant mice.

Deletion of a single copy of the BDNF gene has been shown to affect the nigrostriatal dopaminergic system of young adult BDNF mice. In the present report we evaluated various indices of nigrostriatal dopaminergic function between

Reexamination of amphotropic murine leukemia virus neurovirulence: neural stem cell-mediated microglial infection fails to induce acute neurodegeneration.

The 4070A amphotropic murine leukemia virus (A-MuLV) has been variably reported to harbor neurovirulence determinants within its env gene. In this report we reexamined this issue by applying two approaches previously demonstrated to amplify murine…

Anterograde Tract Tracing for Assaying Axonopathy and Transport Deficits in Glaucoma.

Whether to stage degeneration or investigate early pathology in glaucoma, examination of axonal structure and function is essential. There are a wide variety of methods available to investigators using animal models of glaucoma, with varying…

Injury models to study cardiac remodeling in the mouse: myocardial infarction and ischemia-reperfusion.

Deep tissue wound healing requires a complex sequence of several factors working in unison to repair the organ at risk. Myocardial infarction (MI) is particularly complex due to several local and systemic factors mediating the repair process within…

Tags: *Ventricular Remodeling, 2013, Animal, Animals, Cardiovascular Surgical Procedures, Coronary Vessels/surgery, Department of Integrative Medical Sciences, Disease Models, Ligation, Luther Daniel J, Meszaros J Gary, Methods in molecular biology (Clifton, N.J.), Mice, Myocardial Infarction/*etiology/*pathology, Myocardial Reperfusion Injury/*etiology/*pathology, NEOMED College of Medicine, Perfusion/methods, Thodeti Charles K, Wound Healing

Mice transgenic for simian immunodeficiency virus nef are immunologically compromised.

An intact nef gene is essential for rapid development of immunodeficiency in human immunodeficiency virus and simian immunodeficiency virus infections. To assess the role of nef in the immune response, mice transgenic for SIV nef were constructed and…

Rotenone produces opposite effects upon mouse striatal dopamine function as a result of environmental temperature.

Rotenone is a commonly used pesticide that can function as an environmental neurotoxin. Rotenone is a known mitochondrial complex I inhibitor which can lead to oxidative stress and results in dopaminergic cell death. Another environmental factor…

Tags: *temperature, 2006, 3, 4-Dihydroxyphenylacetic Acid/metabolism, Analysis of Variance, Animals, Brain Chemistry/drug effects/physiology/radiation effects, Corpus Striatum/*drug effects/metabolism, Crutchfield Karla C, Dluzen Dean E, Dopamine/*metabolism, Dose-Response Relationship, Drug, Insecticides/*pharmacology, Methamphetamine/pharmacology, Mice, Neurotoxicity research, Rotenone/*pharmacology

The effect of estrogen administration in vivo upon catecholamine release in vitro from superfused hypothalamic tissue of ovariectomized pre-pubertal and adult mice.

In the present report we examined the effects of estrogen upon catecholamine release from superfused medial basal hypothalamic tissue fragments of pre-pubertal ovariectomized CD-1 mice. Prepubertal mice treated with estradiol benzoate (EB–5…

Tags: *Ovariectomy, 1994, Aging/*metabolism, Animals, Attaran M, Catecholamines/*metabolism, Dluzen D, Dopamine/metabolism, Estradiol/*pharmacology, Female, Hypothalamus/*drug effects/metabolism, Journal of endocrinological investigation, Liu B, Mice, Norepinephrine/metabolism, Organ Size/drug effects, Potassium/pharmacology, Uterus/drug effects/growth & development

Demethyleneberberine alleviates inflammatory bowel disease in mice through regulating NF-kappaB signaling and T-helper cell homeostasis.

OBJECTIVE: The activation of NF-kappaB signaling and unbalance of T-helper (Th) cells have been reported to play a key role in the pathogenesis of colitis. Cortex Phellodendri Chinensis (CPC) is commonly used to treat inflammation and diarrhea.…

Tags: 2017, Animals, Anti-Inflammatory Agents/*pharmacology/therapeutic use, Berberine/*analogs & derivatives/pharmacology/therapeutic use, Chen Yingying, Colitis, Colon/drug effects/immunology/pathology, Cytokines/immunology, Dextran Sulfate, DMB, Female, Helper-Inducer/*drug effects/immunology, Homeostasis/drug effects, Immunoglobulin G/blood, Inbred C57BL, Inflammation research : official journal of the European Histamine Research Society ... [et al.], Inflammatory Bowel Diseases/blood/chemically induced/drug therapy/*immunology, Li Rui-Yan, Mice, NF-kappa B/*antagonists & inhibitors/immunology, NF-kappaB, RAW 264.7 Cells, Reactive Oxygen Species/metabolism, Shi Mei-Jing, Signal Transduction/drug effects, Spleen/cytology, T-Lymphocytes, Th cell, Xu Xin-Xin, Yan Yan, Zhang Miao, Zhang Yu-Bin, Zhao Xiao-Tong, Zhao Ya-Xing

Beyond thermoregulation: metabolic function of cetacean blubber in migrating bowhead and beluga whales.

The processes of lipid deposition and utilization, via the gene leptin (Lep), are poorly understood in taxa with varying degrees of adipose storage. This study examines how these systems may have adapted in marine aquatic environments inhabited by…

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…

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