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Chemistry in Pictures: Twisted crystals




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U.S. report proposes lower safe level for perfluorochemical exposure

ATSDR daily dose numbers for PFOS and PFOA are one-tenth those of EPA




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Reactions




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Unique silica enclosures form on micelles

Dodecahedral ‘silicages’ could carry drugs or diagnostic agents




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U.K. chemical firms must re-register for REACH




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Kuraray, partners plan a butadiene derivatives venture in Thailand




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Recipharm acquires Sanofi’s inhalation assets




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Roche pays $2.4 billion for rest of Foundation Medicine




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Trump proposes U.S. federal government reorganization

Food regulation, graduate education among changes put forward




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Some Chinese power plants may underreport sulfur dioxide emissions

Data from air pollution monitors don’t jibe with satellite measurements




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Expanding the glucose meter’s repertoire

Molecular logic gates allow personal glucose meters to respond to many other targets




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How the Women Chemists Committee stays relevant after 90 years




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Topological materials move from the world of theoretical physics to experimental chemistry

These exotic materials could find applications in electronics, catalysis, and quantum computing




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Setup may make transferring <i>tert</i>-butyl lithium and other pyrophoric reagents safer

Simple pieces of equipment decrease the danger of moving small volumes of chemicals prone to igniting




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Gene therapy start-up Freeline Therapeutics raises $116 million




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Adventures with the periodic table




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Donald Ingber is leading efforts to develop organ-on-a-chip devices to replace animal tests

Widespread adoption of the chips will require mass production and finding the right questions to ask with the devices




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Out of the sea and into the factory for Acasti’s heart drug ingredient

Acasti picks CordenPharma to extract omega-3s from krill




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Theracos becomes increasingly reliant on contract manufacturing as its drug advances

Piramal sites on different continents have become involved in producing Theracos’s diabetes treatment




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Chemistry in Pictures: Enchanted rose




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Averiguan por qué a ciertos medicamentos les cuesta disminuir el tamaño de los tumores

Un estudio muestra cómo bloquear una enzima podría hacer más efectivos los tratamientos de un importante tipo de cánceres




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Ferreting out why some cancer drugs struggle to shrink tumors

Study shows how stopping one enzyme could help drugs treat an important class of cancers more effectively




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3 siloxanes, lead, and a phthalate are candidates for tight regulation in EU




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Waters Corp. breaks ground on separation media plant




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Non-addictive opiate-like compounds may help treat narcolepsy

Chronic morphine treatment in mice restored a narcolepsy-related deficit in the brain, decreasing symptoms 




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Red blood cells catalyze polymerization

Iron from hemoglobin initiates radical reaction




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Untangling the CRISPR cancer scare

News reports linking the gene-editing technology to cancer are the latest in a series of hyped alarms due to be tested in humans soon




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Chemistry in Pictures: Heady henna




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Unicode Consortium releases new science emoji

Nine new science-themed emoji will soon be available on a number of platforms and mobile devices




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Chemists Celebrate Earth Week spreads awareness about the environment

On its 15th anniversary, ACS outreach program expands to a weeklong celebration




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Bio-Techne acquires Exosome Diagnostics for $250 million




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Boehringer Ingelheim to build a biologics research center




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U.S. EPA lowers lead dust exposure levels




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Career Ladder: Chloe Poston

This chemist carved a path away from the bench to become an expert on the scientific workforce




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Honeywell and Chemours ask U.S. Supreme Court to hear appeal in HFC case




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Raman spectra of bloodstains could reveal age range of suspects or victims

Study with blood donors pinpoints age-related intensity differences of particular peaks




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Reversing rules of arene chemistry

New norbornene compound overcomes ring substitution limitation




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3-D printing start-up Carbon seeks to be found everywhere

The start-up is taking the technology deeper into manufacturing




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Nanolaser changes color when stretched

The sensitive, tunable device is made of gold nanoparticles, a rubbery polymer, and a liquid dye




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DNA nanostructure acts as lipid-flipping enzyme

Synthetic construct could someday replace damaged counterparts in disease




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Errors in C&EN graphic reveal widespread misconceptions about slime chemistry

Multiple sources, including journal articles and chemical catalogs, get the borate bonding and reactivity wrong




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Meet <i>Science</i> magazine editor Jeremy Berg, chemist and proud data wonk

Policy leader talks about publishing, the scientific enterprise, and how chemistry fits into it all




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Canada moving to update environmental protection regulations

Actions may include requiring industry to demonstrate safety of substances, akin to Europe’s REACH program




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Air Liquide sues Carlyle over theft of trade secrets

Lawsuit says the private equity firm sought an edge in auction of Praxair and Linde U.S. industrial gas assets




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Finding pillars of strength for MOFs

Adding functional groups to metal-organic frameworks can reinforce a flimsy structure




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Chemistry in Pictures: Simulating cancer




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Canada moves to update environmental protection regulations




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European firms push recycling

Chemical makers launch initiatives for recycling multilayer packaging and polystyrene




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Dynacure launches with $55 million and Ionis antisense oligonucleotide drug

The French startup will develop an RNA-targeted therapy for the rare muscle disease centronuclear myopathy




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Call for papers for fluorine conference