Contents

Contents

• The Week in Science

  By PHILLIP D. SZUROMI

  Science27 Mar 1992 : 1619 Full AccessRestricted Access

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• Methodology and Theory at the Frontier

  By DANIEL E. KOSHLAND JR.

  Science27 Mar 1992 : 1621 Full AccessRestricted Access

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• Conservation Biology: Its Origins and Definition

  By ALEXANDER H. HARCOURT

  Science27 Mar 1992 : 1625 Full AccessRestricted Access

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• Conservation Biology: Its Origins and Definition

  By DAVID EHRENFELD

  Science27 Mar 1992 : 1625-1626 Full AccessRestricted Access

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• Greenland Research Projects

  By JOHN KELLY

  Science27 Mar 1992 : 1626 Full AccessRestricted Access

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• Synchrotron Radiation Facilities

  By GIUSEPPE VIANI, GIORGIO MARGARITONDO

  Science27 Mar 1992 : 1626 Full AccessRestricted Access

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• Ig Nobel Prize: The Pogo Connection

  By DAVID C. KOPASKA-MERKEL

  Science27 Mar 1992 : 1626 Full AccessRestricted Access

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• Erratum

  Science27 Mar 1992 : 1626 Full AccessRestricted Access

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• SCIENCESCOPE

  By JOHN TRAVIS

  Science27 Mar 1992 : 1631 Full AccessRestricted Access

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• Piecemeal Rescue for Soviet Science

  By DAVID P. HAMILTON

  Science27 Mar 1992 : 1632-1634 Full AccessRestricted Access

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• A Clearinghouse That Could Get Clogged

  By D. P. H.

  Science27 Mar 1992 : 1632 Full AccessRestricted Access

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• A Profusion of Projects

  Science27 Mar 1992 : 1633 Full AccessRestricted Access

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• Biotech's Chinese Connection

  By GREGOR HODGSON

  Science27 Mar 1992 : 1635 Full AccessRestricted Access

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• Bush Tries Trimming R&D Pork

  By ELIOT MARSHALL

  Science27 Mar 1992 : 1635 Full AccessRestricted Access

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• In the trenches, doubts about scientific integrity

  By DP Hamilton

  Science27 Mar 1992 : 1636 Full AccessRestricted Access

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• Do NASA Images Create Fantastic Voyages?

  By RICHARD A. KERR

  Science27 Mar 1992 : 1637 Full AccessRestricted Access

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• New Standford Head

  Science27 Mar 1992 : 1638 Full AccessRestricted Access

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• Bone Like Plywood

  By CONSTANCE HOLDEN

  Science27 Mar 1992 : 1638 Full AccessRestricted Access

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• A Voice for Bio-Engineering

  By CONSTANCE HOLDEN

  Science27 Mar 1992 : 1638 Full AccessRestricted Access

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• Red Ink at Harvard

  By CONSTANCE HOLDEN

  Science27 Mar 1992 : 1638-1639 Full AccessRestricted Access

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• Top Science Jobs Lose Appeal

  By CONSTANCE HOLDEN

  Science27 Mar 1992 : 1639 Full AccessRestricted Access

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• Precolumbian Trees

  By CONSTANCE HOLDEN

  Science27 Mar 1992 : 1639 Full AccessRestricted Access

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• Asbestos Regs to Be Re-examined

  By CONSTANCE HOLDEN

  Science27 Mar 1992 : 1639 Full AccessRestricted Access

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• Signals into unknown territory

  By M Barinaga

  Science27 Mar 1992 : 1640-1641 Full AccessRestricted Access

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• You Can't Hear the Shape of a Drum

  By BARRY CIPRA

  Science27 Mar 1992 : 1642-1643 Full AccessRestricted Access

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• Controlling Chemical Reactions With Laser Light

  By ANNE SIMON MOFFAT

  Science27 Mar 1992 : 1643-1644 Full AccessRestricted Access

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• Previewing This Year's FASEB Offerings

  By ROBIN EISNER

  Science27 Mar 1992 : 1645 Full AccessRestricted Access

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• Challenging the "no new neurons" dogma

  By M Barinaga

  Science27 Mar 1992 : 1646 Full AccessRestricted Access

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• Finding out how a viral hitchhiker snags a ride

  By R Eisner

  Science27 Mar 1992 : 1647 Full AccessRestricted Access

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• Raising Tibet

  By T. MARK HARRISON, PETER COPELAND, W. S. F. KIDD, AN YIN

  Science27 Mar 1992 : 1663-1670 Full AccessRestricted Access

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• Intercellular communication and cell-cell adhesion

  By SJ Singer

  Science27 Mar 1992 : 1671-1677 Full AccessRestricted Access

  • Abstract
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• The Inner Core Translational Triplet and the Density Near Earth's Center

  By D. E. SMYLIE

  Science27 Mar 1992 : 1678-1682 Full AccessRestricted Access

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• Laser-enhanced NMR spectroscopy

  By WS Warren, S Mayr, D Goswami, AP West Jr

  Science27 Mar 1992 : 1683-1685 Full AccessRestricted Access

  • Abstract
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• The Breakup of a Meteorite Parent Body and the Delivery of Meteorites to Earth

  By PAUL H. BENOIT, D. W. G. SEARS

  Science27 Mar 1992 : 1685-1687 Full AccessRestricted Access

  • Abstract
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• Response of Regional Seismicity to the Static Stress Change Produced by the Loma Prieta Earthquake

  By PAUL A. REASENBERG, ROBERT W. SIMPSON

  Science27 Mar 1992 : 1687-1690 Full AccessRestricted Access

  • Abstract
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• The Fossil Record and Evolution: Comparing Cladistic and Paleontologic Evidence for Vertebrate History

  By MARK A. NORELL, MICHAEL J. NOVACEK

  Science27 Mar 1992 : 1690-1693 Full AccessRestricted Access

  • Abstract
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• Predisposition to renal cell carcinoma due to alteration of a cancer susceptibility gene

  By C Walker, TL Goldsworthy, DC Wolf, J Everitt

  Science27 Mar 1992 : 1693-1695 Full AccessRestricted Access

  • Abstract
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• Evidence of a role for heterotrimeric GTP-binding proteins in endosome fusion

  By MI Colombo, LS Mayorga, PJ Casey, PD Stahl

  Science27 Mar 1992 : 1695-1697 Full AccessRestricted Access

  • Abstract
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• Chloroplast DNA Evidence on the Ancient Evolutionary Split in Vascular Land Plants

  By LINDA A. RAUBESON, ROBERT K. JANSEN

  Science27 Mar 1992 : 1697-1699 Full AccessRestricted Access

  • Abstract
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• Inhibition of myeloid differentiation by the helix-loop-helix protein Id

  By BL Kreider, R Benezra, G Rovera, T Kadesch

  Science27 Mar 1992 : 1700-1702 Full AccessRestricted Access

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• Cloning of a second type of activin receptor and functional characterization in Xenopus embryos

  By LS Mathews, WW Vale, CR Kintner

  Science27 Mar 1992 : 1702-1705 Full AccessRestricted Access

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• An amino acid mutation in a potassium channel that prevents inhibition by protein kinase C

  By AE Busch, MD Varnum, RA North, JP Adelman

  Science27 Mar 1992 : 1705-1707 Full AccessRestricted Access

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• Generation of neurons and astrocytes from isolated cells of the adult mammalian central nervous system

  By BA Reynolds, S Weiss

  Science27 Mar 1992 : 1707-1710 Full AccessRestricted Access

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• Evidence for a computational distinction between proximal and distal neuronal inhibition

  By ET Vu, FB Krasne

  Science27 Mar 1992 : 1710-1712 Full AccessRestricted Access

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• The size of gating charge in wild-type and mutant Shaker potassium channels

  By NE Schoppa, K McCormack, MA Tanouye, FJ Sigworth

  Science27 Mar 1992 : 1712-1715 Full AccessRestricted Access

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• Tumor necrosis factor-alpha activates the sphingomyelin signal transduction pathway in a cell-free system

  By KA Dressler, S Mathias, RN Kolesnick

  Science27 Mar 1992 : 1715-1718 Full AccessRestricted Access

  • Abstract
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• Identification of the integrin VLA-2 as a receptor for echovirus 1

  By JM Bergelson, MP Shepley, BM Chan, ME Hemler, RW Finberg

  Science27 Mar 1992 : 1718-1720 Full AccessRestricted Access

  • Abstract
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• Inside AAAS

  Science27 Mar 1992 : 1726 Full AccessRestricted Access

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• Science Innovation '92

  Science27 Mar 1992 : 1727-1736 Full AccessRestricted Access

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• Media Advisory

  By TIMOTHY E. COOK

  Science27 Mar 1992 : 1750 Full AccessRestricted Access

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• Questions about Parasitism

  By DOUGLAS J. FUTUYMA

  Science27 Mar 1992 : 1750-1752 Full AccessRestricted Access

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• Vignettes: Gustatory Excursions

  Science27 Mar 1992 : 1751 Full AccessRestricted Access

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• Topological Ramifications

  By W. B. R. LICKORISH

  Science27 Mar 1992 : 1752 Full AccessRestricted Access

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• Products & Materials

  Science27 Mar 1992 : 1758 Full AccessRestricted Access

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