RSC - Advancing the Chemical Sciences


Chemistry World

 

News April 2007


Busy bee

Deadly beetles intercept bee's warnings

30 April 2007

Parasitic beetles invade the hives of honeybees in America with the help of the bees' own alarm pheromone


Now clean it up

New superabsorbents to clean up future oil spills

30 April 2007

Lipophilic polyelectrolyte gel swells to hundreds of times its weight by soaking up nonpolar organic solvents


Steric zipper

Amyloid protein seen to zip together

30 April 2007

Proteins found to zip together amyloid fibrils could provide a new therapeutic target for neurodegenerative diseases


A polymer cell-scaffold can be implanted into damaged eyes

Retinal repair

30 April 2007

Polymer scaffolds could one day be used to fix damaged eyes.


Leaves

Scientists clash over methane mystery

27 April 2007

Controversy around plants' greenhouse gas emissions compared to cold fusion furore


HIV mature virions

New HIV blocker prepares for trials

27 April 2007

Full-speed ahead for clinical trials of recently discovered drug hopeful


Helicobacter pylori

Hydrogen busters go synthetic

26 April 2007

Synthetic hydrogenase mimics natural enzyme structure


Water

Water's surface is acidic

26 April 2007

Although neutral in the middle, pure water's outer skin is as acidic as beer


Liquid on a balance

Nanoscale scales

25 April 2007

Sensor that detects mass of particles in a liquid to within one thousandth of a millionth of a millionth of a gram


Anopheles gambiae

Malaria drug cures mice with single dose

25 April 2007

New generation of antimalarials most potent ever


Cultivated tomatoes

Tomatoes once tasted like cucumbers

25 April 2007

Wild tomatoes may have lost their unusual flavour when the fruit was domesticated


Jim Feast

Interview: A material curiosity

25 April 2007

Jim Feast talks to Alison Stoddart about polymer science of the past, present and future


syringe

AstraZeneca scoops up $15.6 billion vaccine business

24 April 2007

UK drug company, AstraZeneca buy MedImmune in 'ferociously competitive' deal to boost vaccine portfolio


STM studies of manganese porphyrin catalysts

Researchers 'see' catalyst molecules at work

24 April 2007

Scanning tunneling microscope reveals how a porphyrin molecule catalyses oxidation of alkenes


Glowing solutions of quantum dots

Instant insight: Nanocrystals as sensors

24 April 2007

Rebecca Somers, Moungi Bawendi and Daniel Nocera of MIT, US, explain how to solve a paradox: making quantum dots both bright and sensitive


Handwriting

Forgers beware

24 April 2007

US scientists have developed a non-destructive method to detect possible forged documents.


Green tea

Green tea's secret tunneling revealed

23 April 2007

Quantum mechanics explains why green tea is good for you


E J Corey

Hirsch index ranks top chemists

23 April 2007

Who's up? Who's down? Just check the chart of scientists' greatest hits


Bio-ink particles fused into a cylindrical shape

Instant insight: Organ printing

23 April 2007

Glenn Prestwich of the University of Utah, US, explains how to build living structures with self-assembling cells.


Luminescent hybrid materials

Light layers

23 April 2007

A simple process for preparing light-emitting layers of silica with wide colour variation has been developed by Italian scientists.


Structure of an iridium complex stabilised by a dichloroethane molecule

Catalytic complexity

23 April 2007

UK chemists have isolated an unusual type of solvent complex that might play a crucial role as an intermediate in catalytic reactions.


Filtered water

Pesticide filter debuts in India

20 April 2007

Water purifier uses metal nanoparticles to remove dissolved pesticide residues


Rough diamond

Superhard material made at ambient pressure

19 April 2007

A synthetic material to rival the hardness of diamond


Buttercup

Storm in a buttercup

19 April 2007

Two research teams have solved a 70-year-old mystery: what makes plants flower? A third team has been forced to withdraw its publication proposing an alternative theory


A proteasome

Mixed-up inhibitors

19 April 2007

Dutch researchers have taken a mix-and-match approach to probing the proteasome.


Lightbulbs and organic light-emitting diodes

A 'green' light for the future?

19 April 2007

The days of the traditional incandescent lightbulb may be numbered.


Nanorod cilia

Beating nanorods mimic lung defence

18 April 2007

Hair-like polymer nanorods that wiggle and bend under magnetic fields illustrate how the lung defends itself


Cornfield

Bioethanol fuel 'as big a health risk as gasoline'

18 April 2007

Computer model suggests that 'clean' bioethanol has significant health and pollution risks.


Combretum caffrum

Sulfurous but selective synthesis

17 April 2007

Making double bonds in a more selective and efficient way could open the door to a family of biologically active natural products.


Smallest pipette

Smallest pipette delivers zeptolitre volumes

16 April 2007

Alloy drops challenge crystallisation theory


A cloud of tobacco smoke

A portable way to measure smoke

16 April 2007

Researchers in the US have developed portable equipment to measure tobacco smoke compounds in public areas.


Arcoxia - treatment for arthritis?

FDA votes against Vioxx replacement

13 April 2007

New Cox-2 inhibitor fails to win US approval


Organic tomatoes?

Chemical test foils organic food fraud

13 April 2007

Nitrogen isotope ratios can distinguish some organic crops from conventionally-grown equivalents.


Metal-organic framework structure

Molecular shrink wrapping

13 April 2007

A new family of porous metal-organic frameworks with flexible ligands has been created by UK scientists.


T Rex

Preserved T. Rex proteins assist evolution studies

12 April 2007

68-million-year-old collagen matches proteins in modern chickens


Fatty acid synthase

Fatty acid factory revealed

12 April 2007

Structure of enormous multi-enzyme has finally been detailed


Disposable electrochemical printed (DEP) chip held between a thumb and finger

Genetic testing at a snip

12 April 2007

A cheap, rapid and portable point-of-care genetic test could be a step closer thanks to a team of scientists from Japan and Thailand.


Diamonds

Nanodiamonds for HPLC

12 April 2007

Diamonds show potential as column packing for high-performance liquid chromatography.


Glycerol guzzling enzymes

Fuel cells guzzle glycerol

11 April 2007

Mobile phones could run on glycerol


Labrador puppy

A dog's life

11 April 2007

'Life-long dog study' provides a unique data set showing direct links between diet and longevity in large animals.


Global UV levels

Instant insight: A protective layer

11 April 2007

David Levy explores thin-film coatings that drastically reduce UV damage to materials.


The fluid channel microplate biosensor

Shrinking screening for drugs

10 April 2007

Scientists in the US have found a way to screen for potential drugs using just minuscule amounts of chemical reagents.


Delivery vehicle breakthrough proves fatal for cancer cells

Hollow success

10 April 2007

Trapping C60 Buckyballs in lipid globes could deliver improved cancer treatments, say Japanese researchers.


A water treatment plant

Antibiotics in wastewater

10 April 2007

Sewage treatments don't remove antibiotics from our wastewater.


DNA

Chemical probe seeks out DNA damage

09 April 2007

Synthetic nucleoside binds to DNA mutations


MRI

Nanoparticles make better MRI images

06 April 2007

Manganese oxide produces pin-sharp brain scans


 Nanogenerator

Ultrasonic waves to power future nanomachines

05 April 2007

Piezoelectric currents derived from flexing nanowires


Brain

Target for memory-enhancing pills identified

05 April 2007

Crucial enzyme changes memory-making abilities of mice


Car plugged into electric socket

Gentlemen, plug in your engines

05 April 2007

The dream of environmentally friendly electric cars is a step closer to reality thanks to work by scientists in the UK and China.


Brussels sprouts

Stressed sprouts hit back

05 April 2007

Researchers unravel the defence mechanisms of the Brussels sprout.


Drum of radioactive material

Safer storage of nuclear waste

05 April 2007

Nuclear waste repositories could be safer places thanks to UK chemists.


Joan of Arc

Joan of Arc 'relics' myth debunked

04 April 2007

French forensic scientists reveal remains' Egyptian origins


Antibiotics

Antibiotic combinations tackle resistance

04 April 2007

Pairs of drugs can suppress the hardiest bugs


Structure of a quinoxaline-oligothiophene copolymer

Exciting finding for conjugated copolymers

04 April 2007

Semiconducting polymers show some inexplicable behaviour.


What sunset?

Historic sunset regained

03 April 2007

Chemists are racing against time to recreate sunsets lost from a 19th century watercolour


Sensor finds failing leaves

Sensor finds failing leaves

03 April 2007

Detecting signs of leaf aging is a step towards more perky plants.


Sugar bowl

Sweet toothed sensors

03 April 2007

Medical researchers in the USA have made a sensor device that can potentially be used to measure sugar levels in the blood.


What a clot!

Nucleic acid aids clotting

02 April 2007

RNA proposed as mystery 'foreign surface' that mediates blood clotting in damaged tissue


Spine

European generics suppliers hit

02 April 2007

European patent office reinstates patent for Merck's third biggest drug, Fosamax


Schematic diagram showing that bent molecules form nanospheres or nanowires, while straight ones make nanocubes

Forming clusters with open arms

02 April 2007

Rationally designed smart nanomaterials could be a step closer thanks to Chinese chemists.