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  • 1955-1959  (2)
  • 1
    Electronic Resource
    Electronic Resource
    Avidity of the Tetracyclines for the Cations of Metals (1956)
    [s.l.] : Nature Publishing Group
    Nature 177 (1956), S. 433-434 
    Details
    ISSN: 1476-4687
    Source: Nature Archives 1869 - 2009
    Topics: Biology , Chemistry and Pharmacology , Medicine , Natural Sciences in General , Physics
    Notes: [Auszug] Ionization Constants. Tetracycline hydrochloride, dried for an hour in air at 110, was dissolved (0-001 M) in boiled-out water and titrated potentio-metrically under nitrogen with three equivalents of 0 o 1 N potassium hydroxide added in thirty equal portions. This gave the three ionization ...
    Type of Medium: Electronic Resource
    URL: http://dx.doi.org/10.1038/177433a0
    Library Location Call Number Volume/Issue/Year Availability
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    Paper (German National Licenses)
    Fulltext
  • 2
    Electronic Resource
    Electronic Resource
    Destruction of Isoniazid in the Presence of Hæmin (1955)
    [s.l.] : Nature Publishing Group
    Nature 175 (1955), S. 1085-1086 
    Details
    ISSN: 1476-4687
    Source: Nature Archives 1869 - 2009
    Topics: Biology , Chemistry and Pharmacology , Medicine , Natural Sciences in General , Physics
    Notes: [Auszug] When isoniazid (10~2 M) and haemin (10-3 M) were shaken with air at 20 (pH 7-5, phosphate or 'tris' buffer) only two substances were formed : diiso-nicotinoylhydrazine (I) and isonicotinic acid (II). Under these conditions, (I) was not formed from the reaction of isoniazid with (II), as has been ...
    Type of Medium: Electronic Resource
    URL: http://dx.doi.org/10.1038/1751085b0
    Library Location Call Number Volume/Issue/Year Availability
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    Paper (German National Licenses)
    Fulltext
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