Now showing items 21-40 of 511

    • The biobehavioral consequences of psychogenic stress in a small, social primate (Callithrix jacchus jacchus) 

      Johnson, Elizabeth O.; Kamilaris, Themis C.; Carter, C. Sue; Calogero, Aldo E.; Gold, Philip W.P.; Chrousos, George Panagiotis (1996-09-01)
      The biobehavioral consequences of psychogenic stress were examined using neuroendocrine and ethological methods in a captive colony of common marmosets (Callithrix jacchus jacchus). Specifically, hypothalamic-pituitary-adrenal ...
    • Neuroendocrinic disorders in sjogren's syndrome 

      Vlachoyannopoulos, P. G.; Johnson, Elizabeth O.; Tsatsoulis, Agathoclis; Skopouli, Fotini Nikolaos; Skopouli, Fotini Nikolaos; Tzioufas, Athanasios G.; Anapliotou, Margarita L.G.; Moutsopoulos, Haralampos M. (1997-01-01)
      There is evidence that rheumatic diseases are associated with hypofunctioning of the hypothalamic-pituitary-adrenal (HPA) axis. In the present report the functional integrity of the HPA axis was examined in SS patients. ...
    • Modification of reproductive function in the rat by 3-methylcholanthrene 

      Konstandi, Maria; Pappas, Periklis; Johnson, Elizabeth O.; Lecklin, Anne; Karageorgou, Maria; Marselos, Marios (1997-01-01)
      Repeated exposure of adult female Wistar rats to 3-methylcholanthrene (MC) (25 mg kg-1 b.w., i.p., 2 x wk, 1 mo) was associated with a significant increase in estrus cycle length. In addition, an increased frequency of ...
    • Suppression of the acquisition of conditioned avoidance behavior in the rat by 3-methylcholanthrene 

      Konstandi, Maria; Pappas, Periklis; Johnson, Elizabeth O.; Lecklin, Anne; Marselos, Marios (1997-01-01)
      Repeated treatment with 3-methylcholanthrene (MC; 25 mg/kg body weight, IP, two times per week, 1 month) in both male and female Wistar rats resulted in decreased performance in two sessions of a two-way active avoidance ...
    • Managing safety and controlling risks 

      Waring, Alan (1997-04-01)
    • Epilepsy in patients with cerebral palsy 

      Hadjipanayis, Adamos; Hadjichristodoulou, Christos S.; Youroukos, Sotiris (1997-10-14)
      The incidence of epilepsy in 323 patients with cerebral palsy (CP) was 41.8%. Almost half of the patients with spastic tetraplegia and hemiplegia had epilepsy. The incidence was lower in patients with spastic diplegia. No ...
    • Hypofunction of the stress axis in Sjogren's syndrome 

      Johnson, Elizabeth O.; Vlachoyiannopoulos, Panayiotis G.; Skopouli, Fotini Nikolaos; Tzioufas, Athanasios G.; Moutsopoulos, Haralampos M. (1998-08-01)
      Objective. To examine the functional integrity of the hypothalamic- pituitary-adrenal (HPA) and thyroid axes in Sjogren's syndrome (SS) via the assessment of basal and stimulated adrenocorticotropin (ACTH), cortisol, thyroid ...
    • Assessment of curve progression in idiopathic scoliosis 

      Soucacos, Panayotis N.; Zacharis, Konstantinos C.; Gelalis, John; Soultanis, Konstantine; Kalos, Nikolaos K.; Beris, Alexandros E.; Xenakis, Theodore A.; Johnson, Elizabeth O. (1998-09-28)
      In a 5-year prospective study on idiopathic scoliosis, an attempt was made to elucidate the natural history of the disease and to determine which factors contribute to curve progression. A total of 85,622 children were ...
    • Thyroid autoimmunity is associated with higher urinary iodine concentrations in an iodine-deficient area of northwestern Greece 

      Tsatsoulis, A.; Johnson, Elizabeth O.; Andricula, Maria; Kalogera, Chrysoula H.; Svarna, Eugenia; Spyroy, Polyxeni; Seferiadis, Konstantin I.; Tsolas, Orestes E. (1999-01-01)
      Northwestern Greece was identified in the 1960s for its high prevalence of endemic goiter and iodine deficiency. Although iodized salt has been commercially available since then, a recent epidemiological survey of 3916 ...
    • Tuberculous pericarditis, diagnosis by percutaneous pericardial biopsy 

      Apostolou, Thomas S.; Paravolidakis, Konstantinos E.; Tsamis, George I.; Androutsopoulos, T. P.; Xanthos, Theodoros (1999-01-01)
      Tuberculous pericarditis is a rare disease and frequently can not be diagnosed because of the difficulty to isolate the etiologic bacillus. If the disease remains without treatment, the development of constriction is quite ...
    • Strontium-90 concentration measurements in human bones and teeth in Greece 

      Stamoulis, Konstantinos C.; Assimakopoulos, Panayotis A.; Ioannides, Konstantinos G.; Johnson, Elizabeth O.; Soucacos, Panayotis N. (1999-05-19)
      Strontium-90 concentration was measured in human bones and teeth collected in Greece during the period 1992-1996. One hundred and five bone samples, mainly cancellous bone, and 108 samples, taken from a total of 896 ...
    • Prevalence of antibodies to hepatitis A among children and adolescents in Larnaca area, Cyprus 

      Hadjipanayis, Adamos; Hadjichristodoulou, Christos S.; Kallias, M.; Sava, K.; Petsa, Aikaterini; Demetriadou, K.; Christodoulou, Christina G.; Constantinou, Astero; Sidera, M. (1999-12-01)
      The prevalence of antibodies to hepatitis A virus was investigated in 385 children and adolescents (52.2% males), aged 6 to 18, in the Larnaca area of Cyprus. This is the first study investigating the prevalence of hepatitis ...
    • Upper extremity reflex sympathetic dystrophy 

      Soucacos, Panayotis N.; Johnson, Elizabeth O. (2000-01-01)
    • The effect of thyrotoxicosis on adrenocortical reserve 

      Tsatsoulis, A.; Johnson, Elizabeth O.; Kalogera, Chrysoula H.; Seferiadis, Konstantin I.; Tsolas, Orestes E. (2000-01-01)
      Objective. Variations in thyroid function are known to be associated with changes in adrenocortical activity. Previous studies in animals have suggested that long-standing hyperthyroidism may be associated with diminished ...
    • Noradrenaline, dopamine, serotonin: Different effects of psychological stress on brain biogenic amines in mice and rats 

      Konstandi, Maria; Johnson, Elizabeth O.; Lang, Matti; Malamas, Michael Ph; Marselos, Marios (2000-01-01)
      The effect of restmint stress on central neurotransmission was evaluated in mice and rats. Noradrenaline (NA), dopamine (DA) and serotonin (5-HT) levels and their primary metabolites were measured in discrete brain regions ...
    • Stress modulates the enzymatic inducibility by benzo[α]pyrene in the rat liver 

      Konstandi, Maria; Johnson, Elizabeth O.; Lang, Matti; Camus-Radon, Anne Marie; Marselos, Marios (2000-01-01)
      The role of stress on the inducibility by benzo[α]pyrene (B[α]P), a representative polycyclic aromatic hydrocarbon, of several drug-metabolizing enzymes was investigated in rats, using restraint stress and mild unpredictable ...
    • Long-term evaluation of rat peripheral nerve repair with end-to-side neurorrhaphy 

      Zhang, Zijie; Soucacos, Panayotis N.; Beris, Alexandros E.; Bo, Jinyan; Ioachim, Elli E.; Johnson, Elizabeth O. (2000-05-01)
      This study was designed to assess long-term reinnervation of end-to-side neurorrhaphy in the rat. The cut right peroneal nerve was repaired and sutured to the side of the intact tibial nerve. Both the extent of reinnervation ...
    • Increased ACTH and cortisol secretion after interleukin-1α injection in the common marmoset (Callithrix jacchus jacchus) 

      Bernardini, Renato; Johnson, Elizabeth O.; Kamilaris, Themis C.; Chiarenza, Andrea; Cantarella, Giuseppina; Calogero, Aldo E.; Lempereur, Laurence; Chrousos, George Panagiotis; Giuffrida, Rosario; Gold, Philip W.P. (2001-02-23)
      We have studied the effect of intravenous injection of interleukin-1 (dose range: from 0.25 to 4.5 μg/kg of body weight) on plasma ACTH and cortisol levels in the marmoset, a primate paradygm of peripheral glucocorticoid ...
    • Lipid extracts isolated from heat processed food show a strong agglutinating activity against human red blood cells 

      Patrikios, Ioannis S. (2002-10-19)
      In this study we investigated the possibility that the lipid components of foodstuffs and mass market oils undergo oxidative and thermal changes during storage, processing and cooking and so become agglutinins. The ...
    • Monounsaturated fatty acid oligomerization is responsible for the agglutination activity of heated virgin olive oil 

      Patrikios, Ioannis S.; Patsalis, Philippos C. (2003-01-01)
      The present study focuses on the isolation, purification and characterization of a molecule formed when virgin olive oil is heated at 130°C for 24 h in air, that is found to be a strong agglutinin. The hemagglutinating ...