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August 31, 2005

TB's Novel Path To Cysteine

Route's chemistry suggests it may play a role during tuberculosis infection.

In Search Of Bioactive Shapes

Metal complexes that mimic the shapes of natural products show unique properties.

August 30, 2005

Disarming Anthrax

Engineered antibodies show promise as prophylactic and antidote.

August 29, 2005

ACS Comes To Washington

National meeting in the nation's capital attracts more than 11,000 attendees.

Twisted Polymers Fade With Taggant

Deoxygenation procedure allows alcohol reductions without using toxic organotin reagents.

Spectroscopy's New Era

Ultrafast 2-D infrared technique probes dynamics of fast chemical exchange.

Replacing Hydroxyls

Deoxygenation procedure allows alcohol reductions without using toxic organotin reagents.

Train Disdain

Nevada senators challenge DOE's plans to ship nuclear waste to Yucca Mountain by rail.

Finding Salt

Chemistry helps archaeologists in China identify salt production at a site dating to 1000 B.C.

Price Fix

The EC investigates several firms for fixing prices of methyl methacrylate in Europe.

August 26, 2005

NIH Finalizes Ethics Rules

Controversial rules prohibit outside consulting with biotech, pharma companies.

Methane Recycling

Bacterium works with peat moss to oxidize methane to carbon dioxide for photosynthesis.

Buying Eyetech

OSI Pharmaceuticals will buy Eyetech for $935 million, but some analysts question the deal.

August 25, 2005

Ciba Weighs Fate Of Textile Chemicals

Company also creates chief operating officer position.

Herbal Remedy Provides Hay Fever Relief

Active ingredients inhibit leukotriene synthesis.

Interior Begins Offshore Leasing Process

Department initiates plan to increase offshore gas leasing and perform energy inventory.

PolyCarbon Buys Borregaard Unit

Purchase is response to explosion suffered in March.

August 24, 2005

Merck To Appeal Loss Of First Vioxx Suit

Jury awards widow $253 million, including $229 million in punitive damages.

Roche Ups Output Of Bird Flu Drug

Roche will not meet demand for its antiviral drug Tamiflu if an avian flu pandemic breaks out.

August 23, 2005

Array Takes A Drink

Sensor array uses simple components to generate fingerprints for organics in complex beverages.

Turning Back A Cell's Clock

Harvard scientists use embryonic stem cells to reprogram adult skin cells.

August 22, 2005

Atmosphere Cleaner

Carbon-14 proves to be a power tracer of the hydroxyl radical, which oxidizes key greenhouse gases.

Nanotube Sheets

Strong, ultrathin, transparent carbon nanotube sheets have been created using a solid-state process.

Privileged Compounds

First highly enantioselective synthesis of dihydropyrimidones could ease access to this family of compounds.

New Chemical Stocks

Three chemical companies last week launched initial public offerings.

August 19, 2005

Lab Mishaps

At Los Alamos National Laboratory, officials investigate two lapses of safety and security.

August 18, 2005

High Complexity With Dendralenes

Polyene yields direct access to natural-product-like structures.

ANWR Tactic Opposed By GOP Coalition

House members oppose putting controversial drilling measure into budget reconciliation.

August 17, 2005

Hydrogel Releases Drug In Two Steps

Controlled drug-release system uses low-molecular-weight hydrogel and enzyme.

The Ice Meth Cometh

The potential of methane hydrates to yield natural gas is vast, although largely untested.

August 16, 2005

New Approach To Glycosylation

Technique could aid one-pot and automated synthesis of oligosaccharides.

Solar Energy Initiative

DOE says major research effort required to improve solar energy technologies.

August 15, 2005

Sugary Diversity

Neoglycorandomization rapidly creates compounds decorated with various carbohydrates.

Radiation Standard

EPA proposes exposure limits for the planned Yucca Mountain nuclear waste repository.

Sweet Success

Receptor model explains why diverse compounds, large and small, taste sweet.

Manhattan Security

Field tests trace how harmful gases might disperse through urban environment.

August 12, 2005

Drug Discovery

Annual conference addresses inefficiencies and barriers to bringing drugs to market.

August 11, 2005

Quarterly Profits Rise In Japan

Gains in petrochemicals offset lower margins in electronic materials.

DOE Advised To Rethink Grout Plan

NRC recommends waiting for emerging technologies on radioactive waste.

August 10, 2005

Fine Chemicals Weigh On Rhodia

Company is another to become disenchanted with troubled sector.

August 9, 2005

Science Enchants Summer Campers

Program with magical theme explores chemistry, fosters scientific literacy.

Failing Grade For High School Labs

National Research Council says science labs need considerable improvement

August 8, 2005

PPG To Convert Chlorine Cells

Project will end mercury-based chlorine production in Lake Charles, La.

Gene Control

A new way to control gene expression directly targets genomic DNA.

Synthesis

A new family of carbene ligands opens the door to a broader range of chemical reactions.

Cancer 'Cookers'

Carbon nanotubes in cancer cells kill the cells when exposed to near-IR radiation.

Light Up

Researchers find a low-power method to upconvert green laser light to blue.

August 5, 2005

Arsenic In Rice

Study finds arsenic concentration in U.S. rice higher than that for other countries, but it's no cause for alarm, experts say.

Sasol Surfactants

South African firm will shed surfactants unit, concentrate on core businesses.

August 4, 2005

Sparking Science Enthusiasm

Ciba and Arkema share science experiences with students and teachers.

Energy Consumption Is Rising

Emerging Asian economies drive growth in energy use.

Easy Protein Purification

Self-cleaving polypeptide tag offers fast, inexpensive way to isolate recombinant proteins.

August 3, 2005

Access Industries Closes Basell Buy

Deal is called the largest leveraged buyout in chemical history.

Treating Parkinson's

Amphetamine derivatives, MDMA in particular, reverse disease symptoms in mice.

August 2, 2005

Antineutrinos Open Window To Earth's Interior

Study of particles could lead to better understanding of Earth's geochemistry.

Stem Cell Bill Gets Boost From Sen. Bill Frist

Senate Majority Leader breaks with White House on expanding embryonic stem cell research.

August 1, 2005

FDA Bans Veterinary Drug

Baytril antibiotic, used in chickens and turkeys, causes resistant bacteria to emerge.

Switchable Nanovalve

Membrane-bound nanovalve turns on and off with light and might be used to deliver drugs or other substances.

Anthrax

Studies of how toxin's components move into cells could lead to new drugs for treating infections.

Thin Crystals

Crystals just one atom thick and with a range of unique properties are made and characterized.

Energy Policy

Congress is close to passing an energy bill that would boost domestic supplies of oil, support alternative energy sources.