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Search results for nanograms

Biochemistry Nov 10, 2020

Gastrointestinal-resident, shape-changing microdevices for extended drug delivery

The online cover story of Science Advances this week features a conceptual gastrointestinal (GI) microdevice, developed by a research team for extended drug release. Drug delivery platforms for extended drug release have ...

Biochemistry Nov 2, 2020

Researchers advance efforts to accurately measure glyphosate pesticide in oats

Pesticides help farmers increase food production, reduce costly damage to crops, and even prevent the spread of insect-borne diseases, but since the chemicals can also end up in human food, it's essential to ensure that they ...

Plants & Animals Oct 23, 2020

Fish exposed to estrogen produce fewer males

Water tainted with even a small concentration of human hormones can have profound effects on fish, according to a University of Cincinnati biologist.

Materials Science Sep 7, 2020

Efficient removal of steroid hormones from water

Micropollutants contaminate the water worldwide. Among them are steroid hormones that cannot be eliminated efficiently by conventional processes. Researchers of Karlsruhe Institute of Technology (KIT) have now developed an ...

Optics & Photonics Apr 15, 2020

Novel tin 'bubbles' spur advances in the development of integrated chips

The use of extreme ultraviolet light sources in making advanced integrated chips has been considered, but their development has been hindered owing to a paucity of efficient laser targets. Scientists at Tokyo Institute of ...

Analytical Chemistry Mar 30, 2020

Saliva test for cannabis could someday help identify impaired drivers

In the U.S., those who consume alcohol and drive are often subjected to roadside stops, breathalyzer tests and stiff penalties if their blood alcohol content exceeds certain limits. Currently, no such test exists for cannabis ...

Environment Mar 19, 2020

Opening plastic bags and bottles may generate microplastics

Opening plastic packaging, such as plastic bags and bottles may contribute to the generation of small amounts of microplastics—small plastic particles less than 5 mm long—during daily tasks, according to a study published ...

Nanomaterials Feb 26, 2020

Researchers develop technique to create nanomaterials which may help detect cancer earlier

For the first time, a team of scientists at the University of Central Florida has created functional nanomaterials with hollow interiors that can be used to create highly sensitive biosensors for early cancer detection.

Environment Feb 19, 2020

Weed-derived compounds in Serbian groundwater could contribute to endemic kidney disease

People living in Balkan farming villages along the Danube River have long suffered from a unique type of kidney disease known as Balkan endemic nephropathy. Recently, scientists linked the disorder to compounds from a local ...

Bio & Medicine Jan 24, 2020

Researchers find ways to improve on soap and water

Nanosafety researchers at the Harvard T.H. Chan School of Public Health have developed a new intervention to fight infectious disease by more effectively disinfecting the air around us, our food, our hands, and whatever else ...

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