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  • 1
    ISSN: 1432-1440
    Keywords: Gastric secretion ; Pentagastrin ; Insulin ; Anticholinergics ; Oxacepam ; Magensekretion ; Pentagastrin ; Insulin ; Anticholinergika ; Oxacepam
    Source: Springer Online Journal Archives 1860-2000
    Topics: Medicine
    Description / Table of Contents: Zusammenfassung Die Wirkung von Ipratropiumbromid und Propanthelinbromid per os auf die basale und auf die durch Pentagastrin und Insulin-Hypoglykämie stimulierte Magensekretion wurde im intraindividuellen Vergleich im Doppelblindverfahren untersucht. Die Dosis und die Wirkungszeit wurden variiert. Zusätzlich wurde die Anticholinergikawirkung mit der von Oxacepam auf die basale und auf die durch Pentagastrin stimulierte Magensekretion verglichen. Ipratropiumbromid hat einen stärker inhibitorischen Effekt auf die basale, Pentagastrin und Hypoglykämie stimulierte Sekretion als Propanthelinbromid. Das Wirkungsmaximum auf die basale Sekretion tritt erst nach 450 min ein, während die Wirkung auf die durch Pentagastrin stimulierte Sekretion eine kurzzeitigere ist. Die Wirkung konnte nur bei einer Anticholinergikadosis von 30 mg beobachtet werden. Oxacepam scheint eher einen steigernden Effekt auf die durch Pentagastrin stimulierte Magensekretion zu besitzen, der durch Ipratropiumbromid vollständig kompensiert werden kann. Eine Kombination Ipratropiumbromid+Oxacepam hat gegenüber Ipratropiumbromid allein keine stärkere Wirkung. Aufgrund der Ergebnisse wird ein Angriffspunkt für Anticholinergika direkt an der Belegzelle diskutiert.
    Notes: Summary The effect of orally administered ipratropiumbromide and propanthelinbromide on the basic gastric secretion as well as on the gastric secretion stimulated by pentagastrin or hypoglycemia due to application of insulin was tested intraindividually in a double blind comparative study. Drug dosage and time after the drug effect was measured varied. In addition the anticholinergic effect of ipratropiumbromide on the basic as well as on the gastric secretion stimulated by pentagastrin was compared to that of oxacepam. The inhibitory effect of ipratropiumbromide on the basic gastric secretion as well as on the secretion stimulated by pentagastrin and hypoglycemia is more pronounced than that of propanthelinbromid. The effect on the basic secretion reached its peak 450 min after drug application whereas the maximal effect on pentagastrin stimulated secretion showed earlier. The effect described was only seen with a dose of the anticholinergic drug of at least 30 mg. A combination of ipratropiumbromide+oxacepam has no effect stronger than ipratropiumbromide alone. On the contrary, it rather seems to have an augmentative effect on pentagastrin stimulated gastric secretion that may be compensated completely by ipratropiumbromide. On the basis of these results a direct influence of anticholinergic substances on the parietal cell is discussed.
    Type of Medium: Electronic Resource
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  • 2
    Electronic Resource
    Electronic Resource
    Oxford, UK : Blackwell Publishing Ltd
    Journal of food science 50 (1985), S. 0 
    ISSN: 1750-3841
    Source: Blackwell Publishing Journal Backfiles 1879-2005
    Topics: Agriculture, Forestry, Horticulture, Fishery, Domestic Science, Nutrition , Process Engineering, Biotechnology, Nutrition Technology
    Notes: Jumbo and medium sized summer onions (Allium cepa) of three cultivars were stored at 1, 4, 21°C for 6 months. Medium yellow onions held best at 1°C; jumbo sizes showed lowest losses at 4 and 21°C. Highest losses occurred in white onions. Major losses were due to decay. Sprouting occurred after 3 months at 4°C; none was observed at 1°C. Pungency increased and sugar decreased at 4 and 21°C; onions remained dormant at 1°C. Changes in quality parameters were factors of size and cultivar and may influence sprouting and decay over storage. Weight loss was an index to onion size change. Sprouting increased on reconditioning onions. Medium yellow Grano onions stored best on transfer to higher temperatures.
    Type of Medium: Electronic Resource
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  • 3
    Electronic Resource
    Electronic Resource
    Oxford, UK : Blackwell Publishing Ltd
    Journal of food science 47 (1982), S. 0 
    ISSN: 1750-3841
    Source: Blackwell Publishing Journal Backfiles 1879-2005
    Topics: Agriculture, Forestry, Horticulture, Fishery, Domestic Science, Nutrition , Process Engineering, Biotechnology, Nutrition Technology
    Notes: Soaking summer squash in calcium prior to commercial blanching at 99°C decreased sloughing, increased sensory firmness and had no effect on lightness or pH of the canned product. Although blanching squash in calcium decreased sloughing, improved lightness, decreased pH and produced off-flavors, the effect of hand blanching at 93°C with no calcium present increased sloughing, lightness, pH, and sensory firmness of the processed product. Adding calcium at the point of squash filling into cans after a commercial blanch produced no change in sloughing, decreased pH, increased sensory firmness and had no effect on lightness. Grade 1 squash exhibited the highest drained weight and lowest sloughing values. Drained weight increased at the end of the harvest season. Method of cultivation had no effect on the quality of canned squash.
    Type of Medium: Electronic Resource
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  • 4
    Electronic Resource
    Electronic Resource
    Oxford, UK : Blackwell Publishing Ltd
    Journal of food science 44 (1979), S. 0 
    ISSN: 1750-3841
    Source: Blackwell Publishing Journal Backfiles 1879-2005
    Topics: Agriculture, Forestry, Horticulture, Fishery, Domestic Science, Nutrition , Process Engineering, Biotechnology, Nutrition Technology
    Notes: Southern pea quality is judged commercially according to USDA grading standards. The presence of green color determines USDA grades of Southern peas. Since USDA testing procedures are subjective in nature and the objective of this investigation was to provide commercial Southern pea processors a practical means of preserving pea color, it was determined that measurements should be made subjectively to give validity to the results. This study shows that Grade A peas can be maintained by hydrocooling and holding them under refrigeration subsequent to the harvesting and shelling operations.
    Type of Medium: Electronic Resource
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  • 5
    Electronic Resource
    Electronic Resource
    Amsterdam : Elsevier
    Biochimica et Biophysica Acta (BBA)/Biomembranes 513 (1978), S. 244-254 
    ISSN: 0005-2736
    Source: Elsevier Journal Backfiles on ScienceDirect 1907 - 2002
    Topics: Biology , Chemistry and Pharmacology , Medicine , Physics
    Type of Medium: Electronic Resource
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  • 6
    Electronic Resource
    Electronic Resource
    Oxford, UK : Blackwell Publishing Ltd
    Journal of neurochemistry 32 (1979), S. 0 
    ISSN: 1471-4159
    Source: Blackwell Publishing Journal Backfiles 1879-2005
    Topics: Medicine
    Notes: The glycoproteins of the membranes of bovine chromaffin granules were characterized by two polyacrylamide gel electrophoresis systems. Five components (I-V) were demonstrated with apparent molecular weights ranging in the unreduced form from 45,000 to 150,000. Glycoprotein I was identified as the enzyme dopamine β-hydroxylase. Four of these glycoproteins (with the exception of component IV) were apparently also present in the membranes of pig and horse chromaffin granules. The soluble proteins of chromaffin granules contained at least three glycoproteins. Only glycoprotein I (dopamine β-hydroxylase) was present both in the soluble content and in the membranes of chromaffin granules. Affinity chromatography with lectins demonstrated that from the soluble proteins only dopamine β-hydroxylase was adsorbed by concanavalin A, whereas none of these proteins reacted with wheat germ lectin and Ricinus communis agglutinin. Three membrane proteins including dopamine β-hydroxylase and glycoprotein II as major components were adsorbed by concanavalin A, whereas wheat germ lectin bound only component II and a small amount of component III. By electron microscopy it was demonstrated that concanavalin A did not bind to intact chromaffin granules whereas ruthenium red and cationized ferritin did. Isotope labelling after galactose oxidase treatment revealed that at least the carbohydrate portion of the major glycoproteins is present on the inner side of the granule membranes facing the content.
    Type of Medium: Electronic Resource
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  • 7
    ISSN: 1365-2222
    Source: Blackwell Publishing Journal Backfiles 1879-2005
    Topics: Medicine
    Notes: Background We have recently engineered recombinant derivatives of the major birch pollen allergen Bet v 1 (rBet v 1 fragments and trimer) with strongly reduced allergenic activity.Objective The aim of this study was the in vivo characterization of potential allergy vaccines based on Al(OH)3-adsorbed genetically modified rBet v 1 derivatives in mice.Methods BALB/c mice were immunized either with courses of nine injections of increasing doses of Al(OH)3-adsorbed rBet v 1 wild-type, rBet v 1 fragments, rBet v 1 trimer or Al(OH)3 alone in weekly intervals or with three high-dose injections applied in intervals of 3 weeks. Humoral immune responses to rBet v 1 wild-type and homologous plant allergens were measured by ELISA and Western blotting, and the ability of mouse antibodies to inhibit the binding of allergic patients IgE to Bet v 1 was studied by ELISA competition experiments.Results In both schemes, hypoallergenic rBet v 1 derivatives induced low IgE but high IgG1 responses against rBet v 1 wild-type. The IgG1 antibodies induced by genetically modified rBet v 1 derivatives cross-reacted with natural Bet v 1 and its homologues from alder (Aln g 1) as well as hazel (Cor a 1) and strongly inhibited the binding of birch pollen allergic patients' IgE to Bet v 1 wild-type.Conclusion Genetically modified hypoallergenic rBet v 1 derivatives induce blocking antibodies in vivo. Their safety and efficacy for the treatment of birch pollen and associated plant allergies can now be evaluated in clinical immunotherapy studies.
    Type of Medium: Electronic Resource
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  • 8
    Electronic Resource
    Electronic Resource
    Oxford, UK : Blackwell Publishing Ltd
    British journal of dermatology 120 (1989), S. 0 
    ISSN: 1365-2133
    Source: Blackwell Publishing Journal Backfiles 1879-2005
    Topics: Medicine
    Type of Medium: Electronic Resource
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  • 9
    Electronic Resource
    Electronic Resource
    Oxford, UK : Blackwell Science Ltd
    British journal of dermatology 152 (2005), S. 0 
    ISSN: 1365-2133
    Source: Blackwell Publishing Journal Backfiles 1879-2005
    Topics: Medicine
    Notes: Granuloma annulare (GA) is a chronic inflammatory disorder of unknown aetiology, which is characterized clinically by erythematous plaques preferentially localized to the distal extremities, although disseminated variants exist. In light of the chronic relapsing nature of GA and lack of satisfactory treatment options, we initiated treatment with infliximab in a patient with chronic disseminated GA that was recalcitrant to standard treatment. The 59-year-old female patient with insulin-dependent diabetes had experienced GA lesions for more than 4 years despite various systemic and topical treatments. Systemic glucocorticoids were not a therapeutic option because of the preexisting unstable insulin-dependent diabetes. Infliximab was administered intravenously at 5 mg kg−1 day−1 at weeks 0, 2 and 6 and thereafter at a monthly interval for an additional 4 months. Most of the GA plaques resolved within 4–6 weeks, leaving postinflammatory brownish macules. Newly arising plaques disappeared within 2 weeks and new GA lesions were not observed during the entire observation period of more than 16 months. Infliximab may be an additional option in the treatment of recalcitrant forms of GA as well as in other chronic granulomatous skin disorders, such as sarcoidosis and necrobiosis lipoidica.
    Type of Medium: Electronic Resource
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  • 10
    Electronic Resource
    Electronic Resource
    Oxford, UK : Blackwell Publishing Ltd
    British journal of dermatology 107 (1982), S. 0 
    ISSN: 1365-2133
    Source: Blackwell Publishing Journal Backfiles 1879-2005
    Topics: Medicine
    Notes: In patients undergoing photochemotherapy (PUVA) a selective accumulation of lipid droplets was observed within the cytoplasm of melanocytes. Keratinocytes did not develop lipid droplets. Within 2 months after clearing of psoriasis the droplets gradually vanished and did not reappear even during maintenance PUVA therapy.Increased intracellular lipid deposits are usually taken to herald cell degeneration. Since the maximum lipid accumulation coincided with the end of the clearing phase when melanin production was at its height, the intramelanocytic lipid may have been a morphological sign of over-stimulation of melanocytes, which could eventually result in melanocyte destruction. Since excess melanin may be cytotoxic for melanocytes this may explain the irreversible hypopigmentation which develops in some patients treated with PUVA.
    Type of Medium: Electronic Resource
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