October, 2011
October 28, 2011
Forensic Chemistry: A new method could increase the number of explosives detected by airport screeners.
October 27, 2011
Toxic Exposure: Mercury isotopes in human hair illuminate dietary and industrial sources.
October 26, 2011
Cancer Biochemistry: Mass spectrometry follows the metabolism of very long fatty acids in cancer cells.
Materials Science: Chemists observe metal objects sloughing off ions to form nanoparticles.
Microfluidics: Automated chip is designed to detect extraterrestrial amino acids.
Crystallography reveals novel cluster behind oxygen tolerance, opening up new possibilities for fuel-cell applications.
Cold water from ice grains add more to picture of solar system formation and water deposition.
October 25, 2011
Epigenetics: Patterning approach may help researchers monitor DNA methylation in individual cells.
October 24, 2011
Cultural Conservation: At Spain's only remaining Islamic university, analytical techniques distinguish original pigments from those added in the subsequent six centuries.
October 19, 2011
New program offers advanced training and first four-year degree in chemical microscopy.
Molecular Biology: Technique tags and enriches cells genetically altered by nucleases.
Studies could lead to sensitive and selective analyses for tiny signaling agent.
Mass spec of highly purified polysaccharide chains reveals simplest proteoglycan has a defined sugar sequence.
October 18, 2011
Medical Diagnostics: New device measures a wide range of concentrations of viral RNA in blood.
Publishing: Jonathan Sweedler to take the helm.
October 17, 2011
Lab On A Chip: Microfluidic device analyzes amino acids from start to finish.
October 14, 2011
Water Treatment: Even with advanced filtration, a wastewater treatment plant releases antibiotic-resistant bacteria.
October 13, 2011
Biological Monitoring: Researchers watch changes in populations of microorganisms in lakes.
October 11, 2011
Forensic Chemistry: New method peers through plastic to find hidden explosives.
Environmental Pollutants: The contaminants may be degradation products of flame retardants.
Pathogens: Technique based on mass spectrometry can find anthrax in milk and soil.
October 10, 2011
Microfluidics: A test detects the activity of single enzymes associated with drug resistance in cancer cells.
Explosives: A microfluidic device enables underwater TNT sensing.
Mass spectrometry propels the field of lipidomics.
Method encodes and decodes text messages.
Fate of one cysteine among many is detectable with atomic force microscopy.
Isotope-exchange technique requires little sample to probe ordering transition.
High-throughput technique quickly evaluates possible RNA modifications.
October 06, 2011
Protein Purification: Technique separates proteins on a lipid bilayer.
October 04, 2011
Mass spectrometry uncovers a crucial tugging action involved in G protein activation.
Japanese researchers learn how African red berry's glycoprotein alters human taste.
October 03, 2011
Endocrine Disrupters: Researchers detect BPA in every receipt that they collected from seven U.S. cities.
Clinical Chemistry: Mass spectrometry imaging provides view of an inhaled drug in human lung tissue.
September, 2011
September 30, 2011
Fluorescence Imaging: Monitoring cells as they dissolve bone may lead to disease treatments.
September 26, 2011
ACS Meeting News: Analytical chemists devise ways to watch radioactive streams.
September 22, 2011
Microscopy: Fluorescent proteins that turn on and off many more times than usual improve superresolution methods.
New, inexpensive optical clearing formula makes tissue samples transparent to light.
Imaging method correlates fluorescence intensity with catalytic activity in individual particles.
September 20, 2011
Mass Spectrometry: Researchers use a quick jolt of electricity to ionize samples directly from plant tissue.
September 19, 2011
Biomedical Assay: Using a microfluidic chip, a new method analyzes proteins in tears.
Water Pollution: Washing synthetic fabrics may be a major source of plastic particles in the oceans.
September 16, 2011
Biotherapeutics: New method based on mass spectrometry could help drugmakers map antibody-antigen interactions.
September 14, 2011
Geochemistry: Scientists estimate that Mexico's giant gypsum crystals took up to 1 million years to reach today's size.
Chemical Biology: New technique reveals how pathogens endure our acidic stomachs.
Dynamics: 'Light transients' will enable control of electrons on attosecond scale.
Instrument maker PerkinElmer has agreed to acquire Caliper Life Sciences, a molecular and tissue imaging expert.
Frontier Scientific has acquired the assets of ASDI in a bankruptcy auction.
Minimally invasive mass spec method determines age of centuries-old fabrics.
Synthetic mimics can help probe properties of nucleic acids.
Family of probe molecules brings a rainbow of colors to cellular imaging.
September 8, 2011
Pollution: Genetically engineered bacteria could allow cheap detection of water contaminants.
Carbon Emissions: Laptops, televisions, and other devices emit more than household appliances do.
Textile Conservation: A minimally invasive technique can date silk textiles.
ACS Meeting News: Study of atmospheric dust may herald changes in weather and climate forecasting.
Scientific instrument maker vows to stick with the separations and analysis businesses it knows best.
ACS Meeting News: Chromatographic method purifies complex magnetic nanostructures.
ACS Meeting News: Metal nanoparticles can be used as universal probe for many imaging methods.
September 2, 2011
ACS Meeting News: Amounts of two cancer-causing chemicals remain high in U.S. cigarettes, despite a longstanding ability to reduce them.
August, 2011
August 31, 2011
ACS Meeting News: Field study may herald changes in weather and climate forecasting.
August 30, 2011
Space Science: Rock particles show link with meteorites, solve weathering mysteries.
Microfluidics: Droplet-based method could help automate dried blood spot analysis.
NASA mission aims to assemble the most detailed map ever of the moon's gravitational field.
Microfluidics-based test for HIV and syphilis rivals lab-based tests.
Chemists characterize the active edges of an industrial MoS2 desulfurization catalyst.
The peptide adopts at least 10 conformers in solution, explaining why its structure had only been partially characterized.
Two research groups use novel experimental and data analysis methods to reveal the structures of two distinctive zeolites.
August 29, 2011
Biological Assay: Using graphene oxide, a new method could help researchers find peptide-based drugs.
August 26, 2011
Medical Imaging: By measuring a proxy for blood flow, surgeons could make more-informed decisions.
August 24, 2011
Food Safety: New assay could detect illegal beta agonists in livestock.
August 23, 2011
Biochemistry: Biologists thought a-synuclein was an unfolded monomer, but new research reveals a tetramer.
NIH's National Human Genome Research Institute will provide $25 million over the next four years to researchers in the Electronic Medical Records and Genomics network to show that a patient's genome can be linked to disease symptoms in their medical records to improve their care.
Boeing uses spectroscopy to monitor airplanes made of carbon-based composites.
Ultrathin devices cling to skin like temporary tattoos.
Exotic purines present the strongest evidence yet that meteorites could have delivered DNA building blocks to Earth.
A scanning probe microscopy method helps visualize electrochemical hotspots on electrode surfaces.
August 19, 2011
Antibody Production: New technique isolates unusually stable antibodies against a potential endocrine disrupter.
August 18, 2011
Medical Diagnostics: Gel microparticles detect sub-femtomolar concentrations of microRNAs.
August 17, 2011
Former PerkinElmer unit Excelitas pledges to strengthen its ties to the instrumentation industry.
After receiving of an anonymous tip, scientific instrument maker Bruker has confirmed that its optics subsidiary, which makes spectrometers, made improper payments to Chinese officials.
Nanomembrane design offers enhanced sensitivity to heavy ions.
August 11, 2011
Non-canonical amino acids incorporated into multicellular organism.
August 10, 2011
Cellular Imaging: Microfluidic chip traps thousands of cells at once to help researchers catch a glimpse of rare cellular events.
Entrepreneurs take big risks to bring the latest scientific tools to market.
A historic case of fraud in the chemistry community leaves many questions and issues unresolved.
Lotions containing inorganic nanoparticles draw attention of toxicologists and ire of some consumer groups.
Companies team up with international drug agency to curb athletes' use of performance-enhancing drugs.
Chemical manufacturers will have to supply more data to EPA about the quantity and use of substances they make, under a rule unveiled last week.
Mass spec technique known for analyzing small molecules can now be used to analyze proteins as large as 150 kilodaltons.
Microscopy method reveals the location and morphology of electron donor, acceptor, and blended regions in photoactive layers.
High-throughput screening and gene profiling of existing drugs help identify new drug combinations to combat malaria.
A family of conformationally flexible molecules gives chemists a means for measuring weak interactions in solution.
August 8, 2011
Nanomaterials: Cloud point extraction could help distinguish between silver nanoparticles and silver ions.
August 1, 2011
NMR Spectroscopy: New device allows chemists to apply pressure to proteins during NMR experiments.
Genetically encoded labels, previously available only for tagging proteins, are now possible for RNAs.
The Department of Homeland Security has decided to terminate its troubled advanced spectroscopic portal radiation detection program, which was launched five years ago to scan cargo for radioactive materials at the nation's ports and borders.
July, 2011
July 29, 2011
Stereochemical Analysis: New method quickly reveals the composition of mixtures of enantiomers of carboxylic acids.
July 27, 2011
Biochemistry: Collaboration enables the first view of a receptor with its G protein.
July 26, 2011
Medical Diagnostics: With a simple attachment, a cell phone can run diagnostic tests for diseases such as cancer.
Sensors: System allows glucose monitors to measure other analytes.
Bioelectronics: Chemical sensor combines olfactory proteins and carbon nanotubes to mimic biology.
Roche has agreed to acquire MTM Laboratories, a privately held German firm that develops in vitro diagnostics with a focus on early detection of cervical cancer.
Discovery of potential diagnostic tools has been plagued with problems.
Method exploits semiconductor manufacturing technology for low-cost genome analysis.
July 19, 2011
Chemical Defense: Proteomic analysis of tree frog secretions reveals both salves and weapons akin to snake venom.
July 18, 2011
After the oil spill, analytical protocols to assess contaminants in seafood found few problems, but the public and some scientists are not reassured.
Instrumentation companies supplied the gas and liquid chromatography, mass spectrometry, and detection technologies used for seafood safety testing.
ITT has been acquiring companies to build its ITT Analytics business.
The Innovative Vector Control Consortium has signed an agreement with the contract research firm Scynexis.
The Department of Defense has made 165 awards totaling $37.8 million to 83 universities to buy research instrumentation.
EPA inches toward high-throughput in vitro assays to reduce cost, time of chemical safety assessments.
Chemistry of polymer-based creations presents unique problems for conservators.
High Explosives Applications Facility researchers tackle science for national security.
Strategy borrowed from protein chemistry helps pin down elusive isomeric structures of small organic molecules.
July 15, 2011
Assay based on mass spectrometry reveals mechanistic secrets of a polymer-building enzyme.
July 14, 2011
Proteomics: Levels of protein acetylation may change in response to feasting or fasting.
July 11, 2011
Water Pollution: A special type of mass spectrometry could help monitor the amount of oil discharged into oceans.
Structural Biochemistry: View of transcription complex could aid mechanistic studies, drug discovery.
Metallic traces on fossils hint at the shade of feathers adorning extinct birds and dinosaurs.
A metal complex turns on and lights up nuclei by binding to histidine rather than to DNA like other imaging agents.
H2O2 is spotted in interstellar space for the first time, a finding that could refine astrochemical models involving H2O and O2.
July 7, 2011
Cultural Analysis: Scientists think that X-ray fluorescence could identify the geographical origin of these ancient texts.
Agilent Technologies and the National University of Singapore Environmental Research Institute have formed an alliance in environmental science and engineering.
A technique to find compounds that interact with specific RNA conformations has led to an agent with in vivo anti-HIV activity.
Nanoscale microscopy imaging techniques can now give researchers pictures from inside living multicellular organisms, expanding on previous work using superresolution methods to image cells in culture conditions.
July 5, 2011
Air Quality: Technique separates, identifies, and quantifies smoke compounds as they change.