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NewsUS food agency targets ‘toxic elements’ in baby food
Strategy will focus on lead, mercury, arsenic and cadmium
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Feature
Drink, drugs and disease: the chemistry of breath tests
From roadside tests to diagnosing Covid-19, Clare Sansom looks at how breathalysers have developed
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Research
Coffee pods and 3D printing combine to create cheap and quick Covid-19 tests
Repurposed aluminium capsules enable a point-of-care test ideal for remote and low-income settings
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Research
Ingestible COF that delivers insulin could help diabetics duck injections
When blood glucose levels are high, glucose displaces insulin loaded in the framework
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Feature
The growing problem of pesticide resistance
Weeds and other plant pests can no longer be controlled by chemicals as easily as they could. Bárbara Pinho talks to the scientists finding solutions
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Research
Lightning may have created essential building blocks for life on Earth
Reduced phosphorus material discovered in geological sample offers insight into life’s origins
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Research
Machine learning tool sets out to find new antimicrobial peptides
IBM researchers say their fully automated AI-driven system could speed up the discovery of molecules for novel antibiotics
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Feature
Smart tattoos are keeping tabs on our health
Nina Notman takes a snapshot of the burgeoning field of health and fitness monitoring tattoos and patches
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Research
Case closed on decades old mystery of American bald eagle deaths
Invasive plant and cyanobacterium join up to form a deadly duo that have been killing US wildlife
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Research
Study finds 55 previously unreported chemicals in pregnant women and newborns
Two per- and polyfluoroalkyl substances discovered along with 53 other compounds never seen before in the literature
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Business
Antibody–drug conjugates drive growth in oncology
Antibody–drug conjugates are coming of age and pharma is investing, reports Katrina Megget
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Business
Why manufacturing Covid vaccines at scale is hard
Exploring the pinch points vaccine makers face as they ramp up production
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Feature
Getting to the root of soil nitrogen
The farming industry’s reliance on nitrogen compounds is altering the environment, but Ian Le Guillou finds a better understanding of the interplay between plants and microbes could help to reduce the impact
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Research
Molecular pendulum sensors could track and monitor disease
DNA–antibody probes can detect specific proteins inside a live subject
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Research
Pointing the tools of atmospheric chemistry inside
US team monitoring air quality in an on-campus gym detects chemicals in the air that come from cleaning products reacting with sweat
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Feature
Flow chemistry surges forward
The long-discussed technique could help make pharma manufacturing more distributed, finds Andy Extance, and create opportunities for chemists with the right skills
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Research
Contact lenses with gold nanoparticles can help correct colour blindness
Soft lenses can correct red–green colour vision deficiency
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Research
Thriving wine trade in Islamic Sicily revealed by the chemistry of its pottery
A new method for determining if pottery containers held wine or other grape products could help archaeologist chart the use of the ancient drink
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Research
Redox switches up possibilities for signal transduction in artificial cells
Vitamin C triggers membrane translocation in a synthetic system, which generates an amplified fluorescent response
