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  • 1
    Electronic Resource
    Electronic Resource
    Springer
    Journal of molecular medicine 66 (1988), S. 583-590 
    ISSN: 1432-1440
    Keywords: Coenzyme Q10 ; Cardiomyopathy ; Bioenergetics ; Ejection fraction ; Cardiac output
    Source: Springer Online Journal Archives 1860-2000
    Topics: Medicine
    Notes: Summary Coenzyme Q10 (CoQ10) is indispensable in mitochondrial bioenergetics and for human life to exist. 88/115 patients completed a trial of therapy with CoQ10 for cardiomyopathy. Patients were selected on the basis of clinical criteria,X-rays, electrocardiograms, echocardiography, and coronary angiography. Responses were monitored by ejection fractions, cardiac output, and improvements in functional classifications (NYHA). Of the 88 patients 75%–85% showed statistically significant increases in two monitored cardiac parameters. Patients with the lowest ejection fractions (approx. 10%–30%) showed the highest increases (115Δ%–210Δ%) and those with higher ejection fractions (50%–80%) showed increases of approx. 10Δ%–25Δ% on therapy. By functional classification, 17/21 in class IV, 52/62 in class III, and 4/5 in class II improved to lower classes. Clinical responses appeared over variable times, and are presumably based on mechanisms of DNA-RNA-protein synthesis of apoenzymes which restore levels of CoQ10 enzymes in a deficiency state. 10/21 (48%) of patients in class IV, 26/62 (42%) in class III, and 2/5 (40%) in class II had exceptionally low control blood levels of CoQ10. Clinical responses on therapy with CoQ10 appear maximal with blood levels of approx. 2.5 µg CoQ10/ml and higher during therapy.
    Type of Medium: Electronic Resource
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  • 2
    Electronic Resource
    Electronic Resource
    Oxford, UK : Blackwell Publishing Ltd
    Annals of the New York Academy of Sciences 741 (1994), S. 0 
    ISSN: 1749-6632
    Source: Blackwell Publishing Journal Backfiles 1879-2005
    Topics: Natural Sciences in General
    Type of Medium: Electronic Resource
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  • 3
    Electronic Resource
    Electronic Resource
    Oxford, UK : Blackwell Publishing Ltd
    Annals of the New York Academy of Sciences 771 (1995), S. 0 
    ISSN: 1749-6632
    Source: Blackwell Publishing Journal Backfiles 1879-2005
    Topics: Natural Sciences in General
    Type of Medium: Electronic Resource
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  • 4
    Electronic Resource
    Electronic Resource
    Springer
    Journal of neural transmission 73 (1988), S. 161-166 
    ISSN: 1435-1463
    Keywords: Benzodiazepines ; melatonin ; N-acetylserotonin ; spleen lymphocytes ; proliferation
    Source: Springer Online Journal Archives 1860-2000
    Topics: Medicine
    Notes: Summary The effect of several benzodiazepines (clonazepam, diazepam, Ro 5-4864, Ro 15-1788) and two pineal gland indoleamines (N-acetylserotonin, melatonin) on the spontaneous proliferation of mouse spleen lymphocytes was estimated in vitro by the 3 H-thymidine uptake assay. It was found that diazepam and Ro 5-4864 (a selective peripheral-type benzodiazepine receptor ligand) produced the concentration-dependent inhibition of 3 H-thymidine incorporation into the DNA of these cells. Ro 15-1788, a specific central-type receptor ligand, evoked a slight inhibitory effect in a high concentration (10−4M), whereas clonazepam did not produce any significant inhibition. When Ro 5-4864 was tested in combination with diazepam, the inhibition of lymphocyte proliferation did not exceed the effect of diazepam given alone. Ro 15-1788 was unable to reverse the inhibitory action of diazepam in the same experimental conditions. Melatonin and its precursor N-actetylserotonin tested in the concentration range of 10−4–10−8 M had no significant influence on the spleen lymphocyte DNA replication in our assay system. These data suggest that diazepam inhibition of lymphocyte proliferation is mediated by peripheral-type sites. Additionally, the fact that melatonin and N-acetylserotonin were unable to affect 3 h-thymidine incorporation argues against any benzodiazepine receptor mediated effect of pineal indoleamines on a cellular proliferation.
    Type of Medium: Electronic Resource
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  • 5
    ISSN: 1420-908X
    Source: Springer Online Journal Archives 1860-2000
    Topics: Medicine
    Notes: Abstract The effects of nimodipine (voltage-dependent calcium channel blocker), CGP 28392 and BAY K 8644 (novel dihydropyridine derivatives that are considered as calcium entry stimulators) on the spontaneous proliferation of mouse spleen lymphocytes were studiedin vitro. [3H]-thymidine incorporation into DNA of lymphocytes was used as an sensitive index of the cell proliferation. It has been found that nimodipine (10−4 M–10−6 M) significantly inhibited the [3H]-thymidine uptake in a dose dependent fashion with ED50 value of 2.4×10−5 M. Unexpectedly, CGP 28392 (10−4 M–10−7 M) acts as a calcium entry blocker and produces a strong inhibitory effect on lymphocyte proliferation (ED50−2×10−5 M). BAY K 8644 at a high concentration (10−4 M) also has an inhibitory effect but at a lower concentration (10−6 M–10−10 M) significantly increased [3H]-thymidine uptake and abolished the inhibitory effect of nimodipine. This effect of nimodipine was also reversed by 5×10−3 M calcium chloride. These findings indicate that calcium channel modulators can regulate the proliferation of mouse spleen lymphocytesin vitro.
    Type of Medium: Electronic Resource
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