Table of Contents

1953-01; 39 (1)

Astronomy

  • Astronomy:
    • Harlow Shapley
    • and Virginia McKibben Nail

    Magellanic Clouds

    PNAS 1953 39:1-5

Biochemistry

  • Biochemistry:
    • D. W. Woolley

    Evidence for the Synthesis of Vitamin B 12 by Spontaneous Tumors

    PNAS 1953 39:6-18

Chemistry

  • Chemistry:
    • George Jura,
    • Don Fraga,
    • Gilda Maki,
    • and Joel H. Hildebrand

    Phenomena in the Liquid-Liquid Critical Region

    PNAS 1953 39:19-23
  • Chemistry:
    • W. A. Schroeder,
    • Lewis Honnen,
    • and F. Charlotte Green

    Chromatographic Separation and Identification of Some Peptides in Partial Hydrolysates of Gelatin

    PNAS 1953 39:23-30

Genetics

  • Genetics:
    • M. Vetukhiv

    Viability of Hybrids Between Local Populations of Drosophila Pseudoobscura

    PNAS 1953 39:30-34

Mathematics

  • Mathematics:
    • Beno Eckmann

    On Complexes with Operators

    PNAS 1953 39:35-42
  • Mathematics:
    • Ky Fan

    Minimax Theorems

    PNAS 1953 39:42-47
  • Mathematics:
    • F. D. Murnaghan

    On the Poincaré Polynomials of the Classical Groups—Addendum

    PNAS 1953 39:48
  • Mathematics:
    • F. I. Mautner

    On Eigenfunction Expansions

    PNAS 1953 39:49-53

Zoology

  • Zoology:
    • Walter Landauer

    Abnormality of Down Pigmentation Associated with Experimentally Produced Skeletal Defects of Chicks

    PNAS 1953 39:54-58

This Issue

  1. Astronomy
  2. Biochemistry
  3. Chemistry
  4. Genetics
  5. Mathematics
  6. Zoology

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