CHEMICAL SENSOR:   7
Insertion of a cyclodextrin into hole-punching -hemolysin allows identification of single molecules.

ALBRIGHT & WILSON:   7
Albemarle tops Rhodia's bid for British specialty chemicals firm.

MERCURY POLLUTION:   8
Olin commits to cutting emissions from its chlor-alkali plants to zero.

RESTORING OZONE:   8
Progress has been made in cutting emissions of most, but not all, ozone-depleting chemicals.

PLASTIC BABY BOTTLES:   9
Consumers Union suggests bisphenol A residues in polycarbonate bottles may pose hazard.

FLUOROPOLYMERS:   10
DuPont is scaling up new fluoropolymer production technology developed with UNC chemists.

BUSINESS ON ENVIRONMENT:  10
Manufacturers more willing to address pollution problems, but regulatory delays persist.

BUSINESS CONCENTRATES:  11

OLEOCHEMICALS:   13
Producers of fat- and oil-derived chemicals are restructuring in the face of slow growth, low prices, competition from Asia.

MOLECULAR SIMULATIONS:   17
Newly merged with Pharmacopeia, MSI shifts strategies to reach markets outside of pharmaceuticals.

GOVERNMENT CONCENTRATES:  19

STEM CELL RESEARCH:   20
NIH panel meets to establish guidelines for controversial research.

SCIENCE/TECHNOLOGY CONCENTRATES:  23

COVER STORY

COMPUTATIONAL CHEMISTRY:   24
Computational chemistry tackles chemical engineering challenges.

ANTICANCER ACTIVITY:   35
Four types of natural products that stabilize cell microtubules share structural features.

ELECTROCATALYST MODEL:   37
Systems that mimic cytochrome c oxidase cleanly reduce O₂ to H₂O.

SCIENCE INSIGHTS:   38
Involved faculty at large universities can create the atmosphere found in small colleges.

4 LETTERS

5 EDITOR'S PAGE

33 SOFTWARE/ONLINE BRIEFS

39  MEETINGS

56 NEWSCRIPTS

Chemical & Engineering News
Copyright © 1999 American Chemical Society