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  • 1985-1989  (2)
  • Analysis of vitamins  (1)
  • Cutaneous angiosarcoma  (1)
  • 1
    ISSN: 1612-1112
    Keywords: Supercritical fluid chromatography-mass spectrometry ; Pressure programming ; Analysis of vitamins
    Source: Springer Online Journal Archives 1860-2000
    Topics: Chemistry and Pharmacology
    Notes: Summary A combined system of pressure-programmed packed capillary supercritical fluid chromatography-mass spectrometry (SFC/MS) was constructed using a self-soupting interface assisted by vacuum nebulizing. For the optimum operation of the SFC/MS system, fundamental analytical conditions such as the flow rate of the mobile phase, the pump pressure and the composition of the mobile phase were examined. The use of large packing materials indicated that the capacity factor for a sample solute is almost constant under a given pump pressure regardless of the flow rate of the supercritical fluid. The SFC/MS system was applied to the analysis of both water- and fat-soluble vitamins. Both types vitamins were clearly separated under basically the same SFC conditions. High quality mass spectra of the vitamins were obtained; selected ion monitoring (SIM) traces of the vitamins are also reported as well as their UV traces.
    Type of Medium: Electronic Resource
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  • 2
    Electronic Resource
    Electronic Resource
    Springer
    European journal of plastic surgery 8 (1986), S. 151-158 
    ISSN: 1435-0130
    Keywords: Cutaneous angiosarcoma ; Prognosis ; Statistical study
    Source: Springer Online Journal Archives 1860-2000
    Topics: Medicine
    Notes: Summary The prognosis of 69 cases of cutaneous angiosarcoma reported in Japan during 1967–1982 was studied statistically. These cases were followed for a minimum of five years. They included 43 males and 26 females. The mean age was 66.8 years. The lesions were confined to the scalp-face region in 60 cases. There was a history of antecendent trauma at the tumor sites in 14 patients and of irradiation in 2 patients. The sites of metastases in order of frequency were the lung, liver and regional lymph nodes. Sixty-four patients died as a result of their tumor. Mean survival was 13.4 months. Five-year survival rate was 6.1%. Only two patients had long-term, disease-free survival. Duration between the onset and the initial visit, and survival period were not correlative. Tumor size was shown to be an important prognostic factor in the scalpface cases. No type of treatment has been particularly effective.
    Type of Medium: Electronic Resource
    Library Location Call Number Volume/Issue/Year Availability
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