Table of Contents

September 1953; 39 (9)

Biochemistry

  • Biochemistry:
    • Robert A. Alberty
    • and Robert M. Bock

    Alteration of the Kinetic Properties of an Enzyme by the Binding of Buffer, Inhibitor, or Substrate

    PNAS 1953 39:895-900
  • Biochemistry:
    • Walter J. Nickerson
    • and Joseph R. Merkel

    A Light Activation Phenomenon in the Enzymatic and Nonenzymatic Reduction of Tetrazolium Salts

    PNAS 1953 39:901-905

Botany

  • Botany:
    • James L. Liverman
    • and James Bonner

    The Interaction of Auxin and Light in the Growth Responses of Plants

    PNAS 1953 39:905-916

Chemistry

  • Chemistry:
    • Filippo Accascina,
    • E. Lowell Swarts,
    • Philip L. Mercier,
    • and Charles A. Kraus

    The Conductance of Solutions of Salts in Orthodichlorobenzene

    PNAS 1953 39:917-924

Genetics

  • Genetics:
    • J. Rietsema,
    • S. Satina,
    • and A. F. Blakeslee

    The Effect of Indole-3-Acetic Acid on Datura Embryos

    PNAS 1953 39:924-933

Geophysics

  • Geophysics:
    • Harold C. Urey

    On the Origin of Continents and Mountains

    PNAS 1953 39:933-946

Mathematics

  • Mathematics:
    • Richard Bellman

    Bottleneck Problems and Dynamic Programming

    PNAS 1953 39:947-951
  • Mathematics:
    • Friedrich Hirzebruch

    On Steenrod's Reduced Powers, the Index of Inertia, and the Todd Genus

    PNAS 1953 39:951-956
  • Mathematics:
    • Karl Menger

    The Ideas of Variable and Function

    PNAS 1953 39:956-961
  • Mathematics:
    • T. S. Motzkin
    • and Olga Taussky

    Pairs of Matrices with Property L

    PNAS 1953 39:961-963
  • Mathematics:
    • Charles A. Nicol

    On Restricted Partitions and a Generalization of the Euler φ Number and the Moebius Function

    PNAS 1953 39:963-968
  • Mathematics:
    • O. T. O'Meara

    Characterization of Quadratic Forms Over Local Fields

    PNAS 1953 39:969-972
  • Mathematics:
    • Ernst P. Specker

    The Axiom of Choice in Quine's New Foundations for Mathematical Logic

    PNAS 1953 39:972-975

Physics

  • Physics:
    • H. L. Reynolds,
    • D. W. Scott,
    • and A. Zucker

    Nuclear Reactions with Energetic Nitrogen Ions

    PNAS 1953 39:975-985

Zoology

  • Zoology:
    • M. C. Niu
    • and V. C. Twitty

    The Differentiation of Gastrula Ectoderm in Medium Conditioned by Axial Mesoderm

    PNAS 1953 39:985-989

This Issue

  1. Biochemistry
  2. Botany
  3. Chemistry
  4. Genetics
  5. Geophysics
  6. Mathematics
  7. Physics
  8. Zoology

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