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  1. Article

    Systems of Four Immiscible Liquid Layers

    SYSTEMS of three immiscible layers are sufficiently uncommon to be noteworthy, and no system of four layers appears to have been described (excluding systems containing free mercury). Nor is this remarkable wh...

    E. LESTER SMITH in Nature (1931)

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  2. Article

    Systems of Four Immiscible Liquid Layers

    IN a recent letter Prof. J. R. Partington1 states that the system of four immiscible liquid layers described by me2 does not appear to be stable, inasmuch as a specimen, that originally separated into the four la...

    E. LESTER SMITH in Nature (1933)

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    Article

    Vitamine

    A. L. Bacharach, E. Lester Smith, A. H. Bennett… in Zeitschrift für analytische Chemie (1935)

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    Article

    Effect of Solvents on the Absorption Spectrum of Vitamin A

    IT has long been known that some substances, for example, indigo, yield variously coloured solutions in different solvents. Change of solvent may affect the intensity and position of absorption maxima in the u...

    E. LESTER SMITH, BABETTE E. STERN, F. E. YOUNG in Nature (1938)

  5. Article

    An Introduction to Chromatography

    A BOOK that states its objective in the preface, that precisely fulfils it in ninety-six crisply writtln pages, must be warmly commended. The objective, though limited, is worthy-to provide a readable and desc...

    E. LESTER SMITH in Nature (1946)

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    Article

    Purification of Anti-pernicious Anæmia Factors from Liver

    WE have now prepared from ox liver two red pigments both highly active in pernicious anæmia. The crude extract was purified by the methods employed by Emery, and Parker1 and then by repeated chromatography. Full ...

    E. LESTER SMITH in Nature (1948)

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    Article

    Studies with Radioactive Penicillin

    THE work of Gale1 points to the possibility that penicillin may act by depriving sensitive organisms of glutamic acid, which is probably essential to their life. The present work was instituted to find out whethe...

    D. ROWLEY, J. MILLER, S. ROWLANDS, E. LESTER-SMITH in Nature (1948)

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    Article

    Presence of Cobalt in the Anti-Pernicious Anæmia Factor

    INDEPENDENT investigation here and in the United States led to the recent isolation of the anti-pernicious anæmia factor as red needle-shaped crystals1–3. Examination of its ash has now unexpectedly revealed the ...

    E. LESTER SMITH in Nature (1948)

  9. Article

    Folic Acid, Vitamin B12 and Anæmia

    THE programme for Section I (Physiology) of the British Association at the meeting this year at Newcastle upon Tyne included a symposium on folic acid, vitamin B 12 and anæmia. In a brief introduction, the chairm...

    E. LESTER SMITH in Nature (1949)

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    Structure of Vitamin B12 : The Structure of Vitamin B12 and its Hexacarboxylic Acid Degradation Product

    R. BONNETT, J. R. CANNON, A. W. JOHNSON, I. SUTHERLAND, A. R. TODD… in Nature (1955)

  11. Article

    Partial Synthesis of Vitamin B12 Coenzyme and Analogues

    THE structure of the vitamin B12 coenzyme1 has been determined recently by X-ray crystallography2. It seemed possible (cf. ref. 3) that a synthesis of this compound, which contains a 5′-deoxyadenosyl group attach...

    E. LESTER SMITH, L. MERVYN, A. W. JOHNSON, N. SHAW in Nature (1962)

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