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Science, New Series, Vol. 224, No. 4647, Apr. 27, 1984


Previous Issue: New Series, Vol. 224, No. 4646, Apr. 20, 1984
Next Issue: New Series, Vol. 224, No. 4648, May 4, 1984


Front Matter (14 pp.)


Letters
Vitamin A and Cancer, pp. 338+340
Peter Greenwald; William DeWys; Gladys Black; Winfred Malone; Michael Sporn; Barbara A. Underwood; Charles H. Hennekens; Walter C. Willett; Gina Kolata
Contamination of Arizona Corn, p. 340
Abraham Z. Joffe
Gene Therapy Researchers, p. 340
W. French Anderson


Erratum: NSF Plans help with big Computer Problems, p. 340
Erratum: Association of Parvoviruses with Rheumatoid Arithritis of Humans, p. 340
Engineering and the National Science Foundation, p. 343
Lewis M. Branscomb

Interstellar Matter and Chemical Evolution, pp. 345-350
M. Peimbert; A. Serrano; S. Torres-Peimbert

Evolution of Proteolytic Enzymes, pp. 350-357
Hans Neurath

Biotechnology as an Intellectual Property, pp. 357-363
Reid G. Adler


News and Comment
Changes in Animal Care Policy Proposed, pp. 364-365
Jeffrey L. Fox
Congress, DOE Battle over British Plutonium, pp. 365-366
Colin Norman
Privacy Suit Puts Cancer Agency on Trial, pp. 367-368
Eliot Marshall
The Price for More Generic Drugs, p. 369
Marjorie Sun


Briefing
Texas Repeals Antievolution Rules, p. 370
Roger Lewin
India and Italy to Share Biotechnology Center, p. 370
David Dickson
Rifkin Takes Another Shot at UC Experiment, p. 371
Colin Norman
Last Rights, p. 371
Constance Holden
Russia Gives up Two Scientists, p. 371
Constance Holden


Research News
Natural Language Understanding, pp. 372-374
M. Mitchell Waldrop
Microbial Adhesion is a Sticky Problem, pp. 375-377
Roger Lewin
A New Way to Assign 31 P Chemical Shifts, p. 377
Thomas H. Maugh


Book Reviews
A Bicentennial History, pp. 378-379
The Royal Society of Edinburgh (1783-1983)
Neil Campbell; R. Martin; S. Smellie
Review author[s]: Elizabeth C. Patterson
Geomorphology, p. 379
The Mountains of Northeastern Tasmania
Nel Caine
Review author[s]: J. N. Jennings
Reproductive Ecology, pp. 379-380
Breeding Biology of the Adélie Penguin
David G. Ainley; Robert E. LeResche; William J. L. Sladen
Review author[s]: Anthony J. Gaston
Effects of CO 2 on Plants, pp. 380-381
CO 2 and Plants
Edgar R. Lemon
Review author[s]: Christine H. Foyer


Reports
Visualization of Turbulent Flame Fronts with Planar Laser-Induced Fluorescence, pp. 382-384
George Kychakoff; Robert D. Howe; Ronald K. Hanson; Michael C. Drake; Robert W. Pitz; Marshall Lapp; C. Murray Penney
Turbidity Currents: Monitoring their Occurrence and Movement with a Three-Dimensional Sensor Network, pp. 384-387
Frank H. Weirich
Congruent Paleomagnetic and Archeomagnetic Records from the Western United States: A.D. 750 to 1450, pp. 387-389
Kenneth L. Verosub; Peter J. Mehringer
Initiation of Angiogenesis by Human Follicular Fluid, pp. 389-390
Jane L. Frederick; Takao Shimanuki; Gere S. DiZerega
Rectal Insemination Modifies Immune Responses in Rabbits, pp. 390-392
Jon M. Richards; J. Michael Bedford; Steven S. Witkin
Location and Chemical Synthesis of a Pre-S Gene Coded Immunodominant Epitope of Hepatitis B Virus, pp. 392-395
A. Robert Neurath; Stephen B. H. Kent; Nathan Strick
Potentiation of Opiate Analgesia and Apparent Reversal of Morphine Tolerance by Proglumide, pp. 395-396
L. R. Watkins; I. B. Kinscheck; D. J. Mayer
Plasmodium knowlesi Sporozoite Antigen: Expression by Infectious Recombinant Vaccinia Virus, pp. 397-399
Geoffrey L. Smith; G. Nigel Godson; Victor Nussenzweig; Ruth S. Nussenzweig; John Barnwell; Bernard Moss
Repression of Rearranged μ Gene and Translocated c-myc in Mouse 3T3 Cells × Burkitt Lymphoma Cell Hybrids, pp. 399-402
Kazuko Nishikura; Abbas Ar-Rushdi; Jean Erikson; Emma DeJesus; Deborah Dugan; Carlo M. Croce
Molecular Model for Messenger RNA Splicing, pp. 402-405
Mathew MacCumber; Rick L. Ornstein
Inhibition of Dihydropteridine Reductase by Novel 1-Methyl-4-Phenyl-1,2,3,6-Tetrahydropyridine Analogs, pp. 405-407
Creed W. Abell; Rong-Sen Shen; Wieslaw Gessner; Arnold Brossi
Cultured Cells of White Pine Show Genetic Resistance to Axenic Blister Rust Hyphae, pp. 407-408
Alex M. Diner; Ralph L. Mott; Henry V. Amerson
Analysis of Hydrothermal Vent--Associated Symbionts by Ribosomal RNA Sequences, pp. 409-411
David A. Stahl; David J. Lane; Gary J. Olsen; Norman R. Pace
Chromosome Organization and Heterochromatin Elimination in Parascaris, pp. 411-413
Clara Goday; Sergio Pimpinelli
Phenotypic Variation within Histocompatibility-Defined Clones of Marine Sponges, pp. 413-415
Joseph E. Neigel; George P. Schmahl
Ingestive Behavior Evoked by Hypothalamic Stimulation and Schedule-Induced Polydipsia are Related, pp. 415-417
Guy Mittleman; Elliot S. Valenstein
Amplification and Enhanced Expression of the Epidermal Growth Factor Receptor Gene in A431 Human Carcinoma Cells, pp. 417-419
Glenn T. Merlino; Young-Hua Xu; Shunsuke Ishii; Adrian J. L. Clark; Kentaro Semba; Kumao Toyoshima; Tadashi Yamamoto; Ira Pastan
View through a Window May Influence Recovery from Surgery, pp. 420-421
Roger S. Ulrich


Back Matter (24 pp.)

Previous Issue: New Series, Vol. 224, No. 4646, Apr. 20, 1984
Next Issue: New Series, Vol. 224, No. 4648, May 4, 1984



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