Table of Contents

1958-04; 44 (4)

Astrophysics

  • Astrophysics:
    • S. Chandrasekhar
    • and L. Woltjer

    ON FORCE-FREE MAGNETIC FIELDS

    Proc Natl Acad Sci U S A 1958 44:285-289

Biochemistry

  • Biochemistry:
    • Frank A. Brown, Jr.,
    • M. F. Bennett,
    • and H. M. Webb

    MONTHLY CYCLES IN AN ORGANISM IN CONSTANT CONDITIONS DURING 1956 AND 1957

    Proc Natl Acad Sci U S A 1958 44:290-296
  • Biochemistry:
    • Mac V. Edds, Jr.

    DEVELOPMENT OF COLLAGEN IN THE FROG EMBRYO

    Proc Natl Acad Sci U S A 1958 44:296-305
  • Biochemistry:
    • J. Mager
    • and Fritz Lipmann

    AMINO ACID INCORPORATION AND THE REVERSION OF ITS INITIAL PHASE WITH CELL-FREE TETRAHYMENA PREPARATIONS

    Proc Natl Acad Sci U S A 1958 44:305-309

Geology

  • Geology:
    • R. W. Fredricks

    SOLUTION OF A PAIR OF INTEGRAL EQUATIONS FROM ELASTOSTATICS

    Proc Natl Acad Sci U S A 1958 44:309-312

Mathematics

  • Mathematics:
    • Jun-ichi Igusa

    CLASS NUMBER OF A DEFINITE QUATERNION WITH PRIM DISCRIMINANT

    Proc Natl Acad Sci U S A 1958 44:312-314
  • Mathematics:
    • G. Szegö

    NOTE TO MY PAPER “ON MEMBRANES AND PLATES”

    Proc Natl Acad Sci U S A 1958 44:314-316

Physics

  • Physics:
    • Richard Bellman
    • and Robert Kalaba

    INVARIANT IMBEDDING, WAVE PROPAGATION, AND THE WKB APPROXIMATION

    Proc Natl Acad Sci U S A 1958 44:317-319
  • Physics:
    • Rudolph W. Preisendorfer

    IVARIANT IMBEDDING RELATION FOR THE PRINCIPLES OF INVARIANCE

    Proc Natl Acad Sci U S A 1958 44:320-323
  • Physics:
    • Rudolph W. Preisendorfer

    FUNCTIONAL RELATIONS FOR THE R AND T OPERATORS ON PLANE-PARALLEL MEDIA

    Proc Natl Acad Sci U S A 1958 44:323-327
  • Physics:
    • Rudolph W. Preisendorfer

    TIME-DEPENDENT PRINCIPLES OF INVARIANCE

    Proc Natl Acad Sci U S A 1958 44:328-332

ZoÖlogy

  • ZoÖlogy:
    • Arthur Chovnick

    ABERRANT SEGREGATION AND PSEUDOALLELISM AT THE GARNET LOCUS IN DROSOPHILA MELANOGASTER

    Proc Natl Acad Sci U S A 1958 44:333-337

Symposium

  • Symposium:
    • A. J. Riker

    PLANT TUMORS

    Proc Natl Acad Sci U S A 1958 44:338-339
  • Symposium:
    • Philip R. White

    A Tree Tumor of Unknown Origin

    Proc Natl Acad Sci U S A 1958 44:339-344
  • Symposium:
    • Armin C. Braun

    A Physiological Basis for Autonomous Growth of the Crown-Gall Tumor Cell

    Proc Natl Acad Sci U S A 1958 44:344-349
  • Symposium:
    • Richard M. Klein

    Activation of Metabolic Systems During Tumor-Cell Formation

    Proc Natl Acad Sci U S A 1958 44:350-354
  • Symposium:
    • A. C. Hildebrandt

    Stimulation or Inhibition of Virus of Infected and Insect-Gall Tissues and Single-Cell Clones

    Proc Natl Acad Sci U S A 1958 44:354-363
  • Symposium:
    • L. M. Black

    Wound-Tumor

    Proc Natl Acad Sci U S A 1958 44:364-367
  • Symposium:
    • A. J. Riker

    Conclusions

    Proc Natl Acad Sci U S A 1958 44:367-368

This Issue

  1. Astrophysics
  2. Biochemistry
  3. Geology
  4. Mathematics
  5. Physics
  6. ZoÖlogy
  7. Symposium

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