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  • 1995-1999
  • 1975-1979  (12)
  • 1976  (12)
Material
Years
  • 1995-1999
  • 1975-1979  (12)
Year
  • 1
    Electronic Resource
    Electronic Resource
    s.l. : American Chemical Society
    Journal of the American Chemical Society 98 (1976), S. 6547-6550 
    ISSN: 1520-5126
    Source: ACS Legacy Archives
    Topics: Chemistry and Pharmacology
    Type of Medium: Electronic Resource
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  • 2
    Electronic Resource
    Electronic Resource
    Oxford, UK : Blackwell Publishing Ltd
    Clinical and experimental pharmacology and physiology 3 (1976), S. 0 
    ISSN: 1440-1681
    Source: Blackwell Publishing Journal Backfiles 1879-2005
    Topics: Medicine
    Notes: 1. The effect of morphine on the histamine content of the mouse brain has been investigated. The changes in the brain histamine level have been related to morphine-induced analgesia and morphine-induced changes in locomotor activity.2. With doses of morphine between 1 and 5 mg/kg there was a significant increase in histamine levels. The time required to produce a maximal rise in the brain histamine level with 5 mg/kg of morphine was 15 min.3. There was a significant decrease in brain histamine levels with doses of morphine between 7.5 and 100 mg/kg. The time at which the greatest decrease was produced with 50 mg/kg was 30 min.4. The time course of the alteration of brain histamine by morphine did not correlate with its antinociceptive activity. Both the 5 and 50 mg/kg doses of morphine produced analgesia in mice whereas brain histamine levels were increased and decreased, respectively.5. Pretreating mice with compounds which modify histaminergic function did not modify the antinociceptive action of morphine.6. Morphine produced a biphasic effect on locomotor activity when the dose was increased from 0.5 through to 100 mg/kg. Doses up to 2.5 mg/kg caused a reduction of activity and doses above this produced significant increases.7. There appears to be an inverse relationship between the morphine-induced changes of brain histamine and the morphine-induced changes in locomotor activity.
    Type of Medium: Electronic Resource
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  • 3
    Electronic Resource
    Electronic Resource
    Copenhagen : International Union of Crystallography (IUCr)
    Acta crystallographica 32 (1976), S. 2101-2105 
    ISSN: 1600-5740
    Source: Crystallography Journals Online : IUCR Backfile Archive 1948-2001
    Topics: Chemistry and Pharmacology , Geosciences , Physics
    Type of Medium: Electronic Resource
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  • 4
    Electronic Resource
    Electronic Resource
    Springer
    Journal of applied electrochemistry 6 (1976), S. 431-444 
    ISSN: 1572-8838
    Source: Springer Online Journal Archives 1860-2000
    Topics: Chemistry and Pharmacology , Electrical Engineering, Measurement and Control Technology
    Notes: Abstract Optical and scanning electron microscopy have been used to study the growth and redistribution of Cd and Cd(OH)2 in sintered plate electrodes as a function of charge rate and cycle number. As expected, the growth of both components was found to increase with increasing cycle number and decreasing charge rate. Because the deposits, particularly after extended cycling, always contained appreciable quantities of Cd metal in both the charged and discharged state, the sizes of Cd(OH)2 crystallites were difficult to quantify. High charge and discharge rates promoted greater aggregation and redistribution of active material towards the electrode edge. This resulted in a considerable decrease in the available pore volume per unit mass of active material and in extreme cases to localized pore blockage. The trapping of Cd metal by highly crystalline, unchargeable hexagonal platelets of (δ-Cd(OH)2 resulted in about 50% of the active material becoming obsolete after 100 cycles at high charge and discharge rates. At this stage only the finely divided Cd metal in the electrode interior continued to function. Low charge rates gave deposits of more uniform size and distribution but these contained a high percentage of large Cd particles which discharged less efficiently than those produced at the high charge rate.
    Type of Medium: Electronic Resource
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  • 5
    Electronic Resource
    Electronic Resource
    Springer
    Journal of applied electrochemistry 6 (1976), S. 107-118 
    ISSN: 1572-8838
    Source: Springer Online Journal Archives 1860-2000
    Topics: Chemistry and Pharmacology , Electrical Engineering, Measurement and Control Technology
    Notes: Abstract The cyclic charge-discharge behaviour of sintered plate and planar cadmium electrodes has been studied using galvanostatic and potentiostatic sweep techniques. The cycling inefficiency of sintered electrodes reflected more the discharge process as shown by analytical monitoring of cadmium levels before and after charge. The effect of discharge rate on cycling efficiency was also investigated. Open-circuit recovery experiments indicated that a critical potential was reached at which passivation occurs subsequent to which a plateau region was observed for sintered electrodes. Potentiostatic sweeps on partially discharged electrodes and X-ray diffraction suggested the formation of a nickel-cadmium alloy during charge. Comparison of cyclic sweeps on sintered and planar electrodes showed the distribution effects of active material through the sinter and also the improved charge acceptance of sintered electrodes. Cyclic sweeps on planar electrodes indicated the involvement of forms of cadmium of different activity, whilst cathodic sweeps after prolonged retention at potentials anodic to passivation indicated a more complex reduction route.
    Type of Medium: Electronic Resource
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  • 6
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    Unknown
    Minneapolis : Periodicals Archive Online (PAO)
    Philosophical Studies. 30:3 (1976:Sept.) 207 
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  • 7
    Electronic Resource
    Electronic Resource
    Springer
    Annals of hematology 33 (1976), S. 275-280 
    ISSN: 1432-0584
    Keywords: Serum albumin ; diafiltration ; alluvial filtratio
    Source: Springer Online Journal Archives 1860-2000
    Topics: Medicine
    Description / Table of Contents: Zusammenfassung Die Einführung der Hitze-Athanoltechnik anstelle der Kälte-Äthanolfraktionierung zur Isolierung von Albumin aus Plasma führte zu einer deutlichen Vereinfachung und somit Verbilligung der Verarbeitungsmethoden. Durch Verwendung von Anschwemmfiltern bei der Eliminierung präzipitierter Globuline und von Ultrafiltern bei der Konzentrierung des isolierten Albumins ist es möglich geworden, auf kostenintensive Durchlaufzentrifugen völlig zu verzichten. Hierdurch gelingt es z. B. bei einem Fraktionierungsansatz von 600 1 Plasma, das erforderliche Personal von vier auf eine Arbeitskraft zu reduzieren. Darüber hinaus ist die Eliminierung der zuvor erheblichen Lärmbelästigung durch den Wegfall der Zentrifugen erwähnenswert.
    Notes: Summary Although the heat-ethanol method of fractionation for the isolation of normal serum albumin (NSA) is technically easier and more economic than cold-ethanol methods, globulin removal and albumin concentration remain basic hinderances to a truly simplified procedure. Continuous flow centrifugation for the separation of precipitated proteins has been effectively replaced on the one hand by alluvial filtration (globulins), and on the other hand by diafiltration (albumin). Through these changes, investive and running costs are further reduced, noise is all but eliminated, albumin yield is somewhat increased, and personnel required for a 600 1 plasma batch is reduced from four workers to one.
    Type of Medium: Electronic Resource
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  • 8
    Electronic Resource
    Electronic Resource
    Springer
    Calcified tissue international 22 (1976), S. 154-157 
    ISSN: 1432-0827
    Source: Springer Online Journal Archives 1860-2000
    Topics: Biology , Medicine , Physics
    Type of Medium: Electronic Resource
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  • 9
    Electronic Resource
    Electronic Resource
    Springer
    Calcified tissue international 22 (1976), S. 298-302 
    ISSN: 1432-0827
    Source: Springer Online Journal Archives 1860-2000
    Topics: Biology , Medicine , Physics
    Type of Medium: Electronic Resource
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  • 10
    Electronic Resource
    Electronic Resource
    Springer
    Theoretical and applied genetics 47 (1976), S. 243-250 
    ISSN: 1432-2242
    Source: Springer Online Journal Archives 1860-2000
    Topics: Biology
    Notes: Summary Analysis of a 10-parent diallel of durum wheat (Triticum turgidum L. var. durum) grown at two diverse locations revealed that for enzyme lipoxidase activity, wheat and predicted macaroni pigment contents, heterosis was environmentally dependent. Both additive and dominance genetic effects were significant for each of these quality traits studied, but in one location, the additive genetic effect was consistently more pronounced than the dominance genetic effect, while the reverse was the case in the other location. There was no evidence of epistatic gene effect for any of the three characters in either location.
    Type of Medium: Electronic Resource
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