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  • 1
    Electronic Resource
    Electronic Resource
    s.l. : American Chemical Society
    Inorganic chemistry 31 (1992), S. 3468-3471 
    ISSN: 1520-510X
    Source: ACS Legacy Archives
    Topics: Chemistry and Pharmacology
    Type of Medium: Electronic Resource
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  • 2
    ISSN: 1432-1440
    Keywords: α-Glucosidase inhibitor ; Healthy volunteers ; Blood glucose ; Serum insulin
    Source: Springer Online Journal Archives 1860-2000
    Topics: Medicine
    Notes: Summary To confirm findings obtained from animal experiments demonstrating the metabolic effect of two new glucosidase inhibitors, 7 single blind cross-over studies with 42 healthy male volunteers were performed. In each group 6 subjects received 25, 50, 100 and 200 mg BAY m 1099 and 10, 20, and 40 mg BAY o 1248 or placebo with a standardized breakfast. Blood glucose and serum insulin were measured in venous blood before and 30, 60, 90, 120 and 180 min after each of 3 meals. ECG, blood pressure, body weight, monitor ECG and haematological and clinico-chemical parameters were also examined. The postprandial increase in blood glucose and serum insulin after breakfast were significantly and dose-dependently reduced by BAY m 1099. 10 and 20 mg BAY o 1248 not only reduced the increases in blood glucose and serum insulin after breakfast, but also after lunch (10 mg). 40 mg BAY o 1248 prevented the postprandial increase in both metabolic parameters after breakfast (p〈0.05), an effect which was sustained after lunch. Intestinal problems occurred (flatulence, meteorism, diarrhoea) in 25 of 42 volunteers. Objective tolerability was good. The results of these first clinical pharmacological studies with two new glucosidase inhibitors justify studies on patients with diabetes mellitus.
    Type of Medium: Electronic Resource
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  • 3
    Electronic Resource
    Electronic Resource
    Springer
    Langenbeck's archives of surgery 333 (1973), S. 71-80 
    ISSN: 1435-2451
    Keywords: Scalding Shock ; Platelet Aggregation ; Acetylsalicylic Acid
    Source: Springer Online Journal Archives 1860-2000
    Topics: Medicine
    Description / Table of Contents: Zusammenfassung Am Modell des Verbrühungsschocks des Kaninchens wurden quantitatives und qualitatives Verhalten der Thrombocyten untersucht. Es konnte gezeigt werden, daß im Verbrühungsschock die Thrombocytenzahl abfällt, die Aggregabilität abnimmt, die Aggregationsgeschwindigkeit verlangsamt ist und im Thrombelastogramm eine verminderte Thrombusfestigkeit festzustellen ist. Durch Vorbehandlung mit Acetylsalicylsäure treten zwar die gleichen Veränderungen auf, sind aber nicht so stark ausgeprägt.
    Notes: Summary The quantitative and qualitative behavior pattern of blood platelets was studied during scalding shock in the rabbit. The results show decrease of the platelet count, a diminishing of their aggregability and of the speed of aggregation. When the rabbits were treated by means of ASA the same alterations were noted, but with significantly lower intensity.
    Type of Medium: Electronic Resource
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  • 4
    ISSN: 1433-8580
    Keywords: Glucosidase inhibitor ; BAY g 5421 ; Blood glucose ; Serum insulin ; Serum triglycerides ; Acarbose
    Source: Springer Online Journal Archives 1860-2000
    Topics: Medicine
    Notes: Summary In blind studies the effects of a newα-glucosidase inhibitor (BAY g 5421) were tested in normal weight and overweight male volunteers after oral application of 75, 150, or 300 mg of BAY g 5421 or placebo per os before three standardized main meals of one day. Before and three hours after each meal blood glucose, serum insulin, and serum triglyceride levels were determined. In addition, safety studies were performed. BAY g 5421 induced a statistically significant, in part dose-dependent inhibition of the postprandial increase of blood glucose- and serum insulin levels. The reduction of the postprandial increase of serum triglyceride levels was variable. Routine blood chemistry and hematology tests have revealed no adverse side effects; but the application of the drug was frequently associated with intestinal effects, such as flatulence and diarrhea, which were substrate (carbohydrate) and, in part, dose-dependent.
    Type of Medium: Electronic Resource
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  • 5
    ISSN: 1432-5233
    Keywords: Key words Type 2 diabetes mellitus ; Acarbose ; Glycosylated haemoglobin
    Source: Springer Online Journal Archives 1860-2000
    Topics: Medicine
    Notes: Abstract The aim of this double-blind, placebo-controlled, multinational, five-arm study was to investigate the dose-response relationship of acarbose as a first-line drug in the treatment of type 2 diabetes (non-insulin dependent) over a range of minimal and maximal doses according to the European recommendations. The study included 495 patients from 7 countries who were insufficiently controlled with diet alone (glycosylated haemoglobin HbA1C 6.5%–9%). Acarbose, 25, 50, 100 or 200 mg t.i.d., or placebo t.i.d. was given for 24 weeks. Even a low dosage of 25 mg t.i.d. acarbose reduced fasting and postprandial blood glucose levels (1 h postprandial –11.6%; 2 h postprandial –11.3%). Acarbose in a dosage of 200 mg t.i.d. had the greatest effect on these parameters. In the placebo group the mean 2 h postprandial area under the curve (AUC) value for blood glucose was 22.6 mmol/l after 24 weeks' therapy. The mean 2 h postprandial AUC values in the patients given acarbose at doses of 25, 50, 100 and 200 mg t.i.d. were found to be 21.2, 19.6, 20.3 and 18.5 mmol/l, respectively. The corresponding HbA1C values for the placebo and acarbose groups were 7.83%, 7.37%, 7.08%, 6.98% and 6.79%. Interestingly, there was a plateau of blood glucose level at a dosage of 50–100 mg t.i.d. The frequency of flatulence decreased with the duration of drug therapy, but we could not find a linear relationship between doses of acarbose and the gastrointestinal side effects. Less than 3% of patients stopped tablet intake due to adverse events.
    Type of Medium: Electronic Resource
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  • 6
    Electronic Resource
    Electronic Resource
    Springer
    European journal of nutrition 15 (1976), S. 125-131 
    ISSN: 1436-6215
    Source: Springer Online Journal Archives 1860-2000
    Topics: Agriculture, Forestry, Horticulture, Fishery, Domestic Science, Nutrition , Medicine
    Description / Table of Contents: Summary Caffeine given in a dose of 400 mg one hour before 1 g/kg ethanol did not influence the course of blood alcohol levels in male volunteers. Furthermore, caffeine did not improve psychomotoric skills impaired by ethanol. Two cups of coffee ingested 30 min. after ethanol (0.5 g/kg) caused a statistically significant increase of blood ethanol levels one hour afterwards (from 0.49 to 0.61‰). This may be due to an accelerated absorption of ethanol caused by the ingestion of warm fluid.
    Notes: Zusammenfassung Coffein ist auch bei sehr hoher Dosierung (400 mg) nicht in der Lage, die Pharmakokinetik des Äthylalkohols beim Menschen zu verändern. Auch die zentralen Ausfallserscheinungen nach Alkohol sind durch Coffein nicht zu kompensieren. Die Tasse Kaffee nach Alkoholgenuß kann somit eine alkoholbedingte Einschränkung der Verkehrstüchtigkeit nicht wiederherstellen, sondern im Gegenteil durch Erzeugung eines falschen Sicherheitsgefühles unter Umständen sogar schaden. Darüber hinaus kann die Flüssigkeitsaufnahme, die mit dem Kaffeegenuß verbunden ist, die Alkoholresorption beschleunigen und hierdurch Zu einer vorübergehenden Anhebung der Blutalkoholspiegel führen.
    Type of Medium: Electronic Resource
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  • 7
    ISSN: 1433-8580
    Keywords: Glucosidase inhibitor ; Blood glucose ; Serum insulin ; Serum triglycerides ; BAY g 5421 ; Acarbose
    Source: Springer Online Journal Archives 1860-2000
    Topics: Medicine
    Notes: Summary In a double-blind quadruple cross-over study the effect of a newα-glucosidase inhibitor (BAY g 5421) on postprandial blood glucose, serum insulin, and serum triglyceride increases was tested in 24 male healthy volunteers. They received before a standardized breakfast 50, 100, or 200 mg of BAY g 5421 or a placebo per os. The dose-time-response relationships were calculated and the drug tolerance was assessed. There was a statistically significant inhibition of the postprandial increases of the blood glucose, serum insulin, and triglyceride values. Further analysis showed no dose-dependent effect of the drug on the blood glucose values, whereas the serum insulin and triglyceride values were affected in a dosedependent fashion. The maximal inhibitory effect on the serum insulin levels occurred 69 min after breakfast and on the serum triglyceride levels 104 min after breakfast. One hundred and 200 mg of BAY g 5421 were equally inhibitory-effective on the serum insulin levels, whereas the highest dose used was markedly more effective on serum triglyceride values than lower doses. Based on these results, a dosage of 100–200 mg of BAY g 5421/meal is recommended for clinical trials in metabolic diseases.
    Type of Medium: Electronic Resource
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  • 8
    Electronic Resource
    Electronic Resource
    Springer
    Biotechnology letters 12 (1990), S. 891-896 
    ISSN: 1573-6776
    Source: Springer Online Journal Archives 1860-2000
    Topics: Process Engineering, Biotechnology, Nutrition Technology
    Notes: Summary The activity and stability of the 1(2)-dehydrogenation system ofPimellobacter simplex in an organic solvent/liquid crystalline phase environment has been studied.
    Type of Medium: Electronic Resource
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  • 9
    Electronic Resource
    Electronic Resource
    Weinheim : Wiley-Blackwell
    Angewandte Makromolekulare Chemie 47 (1975), S. 243-256 
    ISSN: 0003-3146
    Keywords: Chemistry ; Polymer and Materials Science
    Source: Wiley InterScience Backfile Collection 1832-2000
    Topics: Chemistry and Pharmacology , Physics
    Description / Table of Contents: High-molecular PMMA-based processing aids are used for rigid PVC for many years. Their possible performances are known. However, the mechanisms are largely unexplained. The improvement of plastifying behaviour of rigid PVC is based on the increase of friction coefficient PVC/metal and the transformation from a non-wall-adherent into a wall-adherent plastic. This transformation also explains the prevention of melt fracture. In the case of injection moulding, removes of melt are avoided not only by better adherence, but also by higher PMMA-agent concentrations in the outside layers of the injected melt.
    Notes: Hochpolymere Verarbeitungshilfsmittel auf der Grundlage von PMMA werden seit vielen Jahren bei der Verarbeitung von Hart-PVC eingesetzt. Die damit erreichbaren Verbesserungen sind bekannt. Wenig bekannt sind dagegen die Wirkungsmechanismen. Die Verbesserung des Aufschmelzverhaltens von Hart-PVC wird auf die Erhöhung des Reibungsbeiwertes PVC/Metall und die Umwandlung von einem nichtwandhaftenden in einen wandhaftenden Kunststoff zurückgeführt. Diese Umwandlung erklärt auch, warum die Zugabe von PMMA-Verarbeitungshilfsmitteln bei der Extrusion das Auftreten des Schmelzbruches vermeidet. Beim Spritzgießen läßt sich die Vermeidung von Ablösungen der Schmelze nicht allein durch das verbesserte Haften erklären, sondern auch durch die Anreicherung des PMMA-Zusatzmittels in den äußeren Schichten der eingespritzten Schmelze.
    Additional Material: 4 Ill.
    Type of Medium: Electronic Resource
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  • 10
    Electronic Resource
    Electronic Resource
    Weinheim : Wiley-Blackwell
    Materialwissenschaft und Werkstofftechnik 3 (1972), S. 286-291 
    ISSN: 0933-5137
    Keywords: Chemistry ; Polymer and Materials Science
    Source: Wiley InterScience Backfile Collection 1832-2000
    Topics: Mechanical Engineering, Materials Science, Production Engineering, Mining and Metallurgy, Traffic Engineering, Precision Mechanics
    Description / Table of Contents: Recent Progress in cold pressure welding technology and its application. A definition of cold pressure welding is given and different forming processes applied for cold pressure welding are described. The factors influencing the quality of joints are discussed and several examples for the practical use of the process are given.
    Notes: Für das Kaltpreßschweißen wird eine Begriffsbestimmung gegeben. Zum Kaltpreßschweißen herangezogene Umformverfahren werden beschrieben und Einflußgrößen besprochen, die die Güte der Schweißverbindung beeinflussen. Den Abschluß bildet eine Zusammenstellung zahlreicher Anwendungsbeispiele aus der Praxis.
    Additional Material: 9 Ill.
    Type of Medium: Electronic Resource
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