RSC - Advancing the Chemical Sciences


Chemistry World

 

News April 2008


Circuit board

Nanoscale memristor is electronics' missing link

30 April 2008

Titanium oxide film ends four-decade quest for basic circuit component


Birds migrating

Chemical compass clue to migration mystery

30 April 2008

A chemical reaction sensitive to tiny magnetic field could help to explain how birds navigate the globe


portcullis

MPs berate UK government and funding agency over research cuts

30 April 2008

Science and Technology Facilities Council is 'poorly managed', says report


Canisters of warfare agent

Surprise reaction degrades chemical weapons

30 April 2008

Australian scientists improve our understanding of how peroxides destroy chemical warfare agents.


Viral peptide PEP1 lying flat on a vesicle surface and forming a pore through its membrane

How does a virus bore a hole in a cell?

30 April 2008

Chemists studying how viruses enter cells say their results could help in the search for new antiviral medicines.


A zinc dipicolylamine coated quantum dot

Quantum dots illuminate bacterial studies

30 April 2008

Fluorescent probes are shedding light on bacterial infection.


Caenorhabditis elegans

On-chip suction stops worm wiggling

30 April 2008

Scientists in the US have developed a microfluidic method for immobilising worms in fractions of a second, allowing them to be used in high throughput studies of disease.


nanotube-fullerene-67.jpg

International nanosafety drive launched

29 April 2008

OECD countries put up $20m to assess fullerenes, nanotubes and cerium oxide


Micrograph of cladosporium fungus

Fungi wake up to new natural products

29 April 2008

Re-awakening 'silent' metabolic pathways in fungi has revealed a new range of natural products to US scientists.


mould on a wall

How mouldy is your house?

29 April 2008

Concerns about mould growing in houses are on the increase, claim mycologists in France


Diamond

Nanodiamonds gain low-cost sparkle

28 April 2008

Cheaper fluorescence for carbon clusters may benefit cancer imaging


RNA

Gene silencing gets fat

28 April 2008

Therapies a step closer thanks to fatty nanoparticles that ferry RNAi into cells


Kathryn Lilley

Interview: The protein detective

28 April 2008

Kathryn Lilley tells Michael Smith how curry and beer could be the downfall of biomarkers.


White House

Environmental scientists report political interference

25 April 2008

Hundreds of EPA researchers say they were told to alter their work


Mosquito

Drug costs cut on World Malaria Day

25 April 2008

Novartis has reduced the price of its antimalarial drug Coartem, potentially boosting supplies to developing countries


DNA

Plastic coats wrap up gene delivery

25 April 2008

UK chemists have used smart polymers to deliver DNA into cells.


Duncan Graham

People power

25 April 2008

Duncan Graham tells Nina Notman just how important people are for the future of science.


Myozyme

FDA takes tough line on biologic drug

24 April 2008

Genzyme's Myozyme knocked back after scale-up


Dixon rings

Radiochemicals firm first to recycle tritium

24 April 2008

World's biggest supplier to re-use all its waste, thanks to humble wire mesh rings


Polymer coated nanotube

Carbon nanotubes wear coats to deliver drugs

24 April 2008

Polymer coated carbon nanotubes could find a new use in drug delivery, claim Korean scientists.


Bitter melon

Bitter melon yields sweet results for diabetes

23 April 2008

Chemicals from the warty Asian vegetable could inspire drugs for diabetes


Water being pumped from a well

Global fluoride and arsenic contamination of water mapped

23 April 2008

Swiss researchers have made maps showing the estimated levels of two important contaminants in groundwater


Fluorescently tagged particles captured in a microchip

Finding the reaction rates for a particle-in-a-chip

23 April 2008

How does trapping a nanoparticle in a microdevice affect its reactions? US scientists are answering this question thanks to a straightforward method using fluorescent tags.


Pile of journals

Indian chemist accused of plagiarism

22 April 2008

Chemistry World investigation sparks fraud inquiry


water filter

Filtering out bioterrorists

22 April 2008

US scientists have taken a step towards using water filters to help detect biological agents released into domestic water supplies.


Doctor checking patient

The hunt for metabolic biomarkers

21 April 2008

Measuring metabolites gives biochemical clues to disease


Cancer cells treated with peptide nanostructures

Peptides provide fatal blow for cancer cells

21 April 2008

Peptides that punch holes in cancer cells are 'the first step towards efficient nanochemotherapeutics,' say Canadian chemists.


EPA

EPA probes its own dismissal of scientist

18 April 2008

Agency to investigate its own removal of toxicologist Deborah Rice amid a congressional enquiry


Baby bottle

Canada may brand bisphenol A 'toxic'

18 April 2008

Retailers pull BPA bottles, as separate US study suggests 'some' concerns over cancer links


Christer Aakeroy

Interview: The secret life of molecules

18 April 2008

Christer Aakeröy talks to Freya Mearns about the language of molecules and molecular dating


DNA dispersed in the liquid crystalline phases of phospholipids

Liquid crystals in all of us?

18 April 2008

European researchers spark debate as they claim that cell nuclei may contain liquid crystals.


Syringe

World's first therapeutic cancer vaccine approved

17 April 2008

US biotech Antigenics wins Russian approval to market kidney cancer treatment


Tamiflu bottle label

The shortest recipe for Tamiflu

16 April 2008

Chemists announce most efficient synthetic route yet to flu-busting drug


intervertebral disc

Instant insight: Swellable gels fix bad backs

16 April 2008

Brian Saunders and Tony Freemont discuss a new approach for treating back pain using injectable microgel implants


The lab-on-a-chip device for detection of sarin

Nerve agent detector on a chip

16 April 2008

A microfluidic device that can identify exposure to sarin could help identify individuals needing treatment at sites of terrorist attack.


Scheme showing cell-penetrating peptides entering a cell

Instant insight: Crossing the cell membrane

16 April 2008

Shana Kelley reveals how cell-penetrating peptides deliver the goods when it comes to biology and medicine.


Indian flag and gloved hand holding a test-tube

Indian spin-outs set to flourish

15 April 2008

Chemists have welcomed a new bill that will allow academics to own IP and run businesses


Spiky sponge

Guessing nature's silica secrets

15 April 2008

Chemists have mimicked two key catalysts used by sponges and diatoms to make silica


The microfluidic device that can monitor immunoreactions

10 minute diagnosis on the microscale

15 April 2008

Scientists in the US have taken a step towards faster and more efficient immunoassays for diagnosing HIV and other diseases.


Hagan Bayley

Interview: Managing chaos

15 April 2008

Hagan Bayley talks to Laura Howes about the constraints of defining science and what he's learnt from the business world.


FDA logo

FDA under pressure over Bisphenol A

14 April 2008

Congressmen threaten to subpoena agency on decision not to restrict use of chemical in baby bottles


Pills

Psychiatric drug ads 'frequently misleading'

14 April 2008

Survey shows that more than one third of claims in advertisements are not supported by cited studies


Kinesin motor proteins moving along a microtubule

Cellular power plants fuel molecular motors

14 April 2008

Mitochondria have been used to power miniature motors for microfluidics.


Fizzy Drinks

Food additive chemistry

11 April 2008

Chemistry World looks at food additives, as the UK Food Standards Agency recommends removing six artificial colourings from products


The armour-plated cell

Super cells made with 'inorganic armour'

11 April 2008

Encasing cells in egg-like shells grants a wealth of new properties Also available in Mandarin


Meteorite strike

Seawater osmium sizes up meteorites

11 April 2008

Osmium isotopes in ocean sediment trace rocks from outer space


Traffic in China

Industrial standards promote methanol for Chinese cars

11 April 2008

Higher uptake of methanol-blended gasoline expected Also available in Mandarin


Microchip close-up

3D chips assess drug viability

11 April 2008

Scientists in Germany have developed a new 3D chip for the rapid and cheap assessment of potential anticancer drugs.


Radiotherapy

Radiotherapy side-effects suppressed

10 April 2008

A new drug may hold the key to protecting healthy cells from the effects of radiotherapy during cancer treatment


Young Brazilian scientist pipetting substances at her bench

Brazil pins economic hopes on science

10 April 2008

More PhDs means more growth, says science minister


Water retains DNA memory of hidden species

Water retains DNA memory of hidden species

10 April 2008

DNA profiling used to track the spread of the American bullfrog


Matryoshka dolls

'Pot-in-a-pot' technique makes impossible cascade reactions easy

10 April 2008

Nested vessels mimic Russian matryoshka dolls


Amazon rainforest in Suriname

Rainforest emissions don't harm clean skies

09 April 2008

Tropical vegetation emissions don't disrupt the atmosphere's self-cleansing mechanism, so long as they don't combine with industrial pollution


Plant

How plants shudder at shade

09 April 2008

Molecular mechanism revealed for plants' desperate growth spurts when overshadowed by competitors


ProMetic

vCJD filter for blood could be in use 'by summer'

09 April 2008

Prion-capturing membrane in final trials in UK.


Coal gasification plant

China revives coal chemicals drive

09 April 2008

Green light expected for new plants after months of deadlock Also available in Mandarin


Sunset

Radical proposal for atmospheric link to asthma

09 April 2008

Nitrate radicals irreversibly damage amino acids and could play a role in respiratory disease, say Australian researchers.


Protein nanofibres

Nanofibres reconnect nerves

08 April 2008

Paralysed mice walk again after treatment with peptides that form nanofibres in the body Also available in Mandarin


EPA

US lawmakers subpoena EPA over global warming

08 April 2008

Climate change committee demands papers after agency delays action on greenhouse gases


Meteorite

Meteorite source for life's handedness

08 April 2008

Lab experiments show how amino acids from space set left-handed precedent on Earth


outer space

Solving the mystery of bad smells for outer space

08 April 2008

Researchers in Sweden have solved a space mystery


Solar panels

A bright future for solar cells

08 April 2008

A highly efficient light harvesting molecule could lead to cheaper solar cells, claim international scientists.


A ship tied up in an inlet of Galveston Bay, Texas

Industrial emissions boost pollution at coastlines

07 April 2008

Unexpectedly high levels of nitryl chloride have been measured where industrial emissions meet the ocean


Aromatase/cyclise enzyme with bycyclic intermediate

Polyketide ring mystery solved

07 April 2008

Researchers pinpoint enzyme and mechanism responsible for producing polycyclic compounds with anticancer and antibiotic activity


Aggregated platelets

Blood clotting on-chip

07 April 2008

Microfluidic technology could help unravel the complex role of clot formation in bleeding disorders.


Coloured spheres in front of periodic table

Refining atomic radii

07 April 2008

A new set of covalent radii fills gaps and inconsistencies


Carbon capture trial plant

Dutch power ahead with carbon capture

04 April 2008

Big push on CCS begins with trial at coal-fired plant' Also available in Mandarin


Biofuel

EU biofuel firms face cloudy future

04 April 2008

Soaring costs of raw materials, massive overcapacity and political uncertainty hit profits


alkyne hydrogenation

More to catalysis than meets the eye

04 April 2008

Changes below the surface of a catalyst can completely change the course of a reaction, chemists have found


One of hundreds of bacteria found to thrive on antibiotics

Antibiotic-eating bacteria found in soil

03 April 2008

Microbes thrive on drugs designed to kill them


DNA

DNA read in a trice

03 April 2008

Helicos sequences a viral genome with technology that could help to make personalised medicine a reality


USPTO symbol

GSK challenge to US patent rules successful

03 April 2008

Patent office loses fight to introduce rules that pharma said would harm innovation


A fullerene inside a larger fullerene

Instant insight: Nano-forms of carbon

03 April 2008

Juan Luis Delgado, María Ángeles Herranz and Nazario Martín explore the cutting-edge in nanostructures made from carbon


A heart

Computers get to the heart of gene expression

03 April 2008

Unravelling the genetic basis of heart disease by combining computational biology techniques.


A multilayer film releasing nitric oxide

Layered film offers NO control

03 April 2008

Nitric oxide releasing film provides 'significant step' towards molecule-based machines.


A cyanine dye linked to DNA with an ethynyl linker

The rigid future of DNA labels

02 April 2008

How do you study DNA without affecting it? Chemists have linked fluorescent tags to DNA so that they do not alter the helix's stability.


A sponge

Spiky sponges share their secrets

02 April 2008

Enzymes that make sponges spiky are promising leads for new silicon-based materials, say British scientists.


Droplet moving on a vertical surface

Driving water droplets uphill

02 April 2008

Lab-on-a-chip technology could soon simplify a host of applications, thanks to a new way to move droplets up vertical surfaces on flexible chips.


Raman instrument

Easier cancer imaging with Raman

01 April 2008

Raman spectroscopy detects tumours after 'staining' with nanoparticles


Child being vaccinated

Aluminium's vaccine boost explained

01 April 2008

Researchers have shown how 'alum' adjuvants make vaccines more effective