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207 matches found for "harmful chemicals"

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Tiny Bubbles Clean Oil from Water

Now, a University of Utah engineer has developed an inexpensive new method to remove oil sheen by repeatedly pressurizing and depressurizing ozone gas, creating microscopic bubbles that attack the oil...

Life Sciences | nachricht Read more
Can an over-the-counter vitamin-like substance slow the progression of Parkinson's disease?

"At present, the very best therapies we have for Parkinson's can only mask the symptoms – they do not alter the underlying disease," said neurologist Dr. Katie Kompoliti, a specialist i...

Health and Medicine | nachricht Read more
A Change for the better

An international team of scientists from the Czech Republic, Germany and Japan have developed a new method for improving the properties of enzymes.The method has potential for wide application...

Life Sciences | nachricht Read more
Ozone layer depletion levelling off

Scientists merged monthly total ozone data derived from the vertically downward-looking measurements of the GOME instrument on ESA’s ERS-2 satellite, SCIAMACHY on ESA’s Envisat and GOME-2 on the Europ...

Earth Sciences | nachricht Read more
When nano may not be nano

However, little is known which particles may be harmful. Part of the problem is determining exactly what a nanoparticle is.A new analysis by an international team of researchers from the Cente...

Materials Sciences | nachricht Read more
Pesticides -- easier detection of pollution and impact in rivers

"It used to be very difficult to detect which chronic effects occur," explains Dr Matthias Liess, head of the UFZ's System Ecotoxicology Department. In their new approach, the Helmholtz...

Ecology, The Environment and Conservation | nachricht Read more
Novel bacterial strains clear algal toxins from drinking water

Blooms of blue green algae (cyanobacteria) are found in both fresh and salt water throughout the world. They produce toxins called microcystins which are released into the water and are easily ingeste...

Life Sciences | nachricht Read more
Pesticides - Easier detection of pollution and impact in rivers

Researchers from the Helmholtz Centre for Environmental Research (UFZ) have developed a tool that can estimate the harmful effect of pesticides, such as those flushed into rivers and streams from agri...

Ecology, The Environment and Conservation | nachricht Read more
ORNL scientists hone technique to safeguard water supplies

The new work demonstrates that the technology that uses algae as sentinels has broader applications than previously reported, according to authors Miguel Rodriguez Jr. and Elias Greenbaum of the Depar...

Ecology, The Environment and Conservation | nachricht Read more
The hepatitis healing power of blueberry leaves

Among the areas of especially high Hepatitis C incidence is the Miyazaki prefecture of southern Japan, a trend that led Hiroaki Kataoka and colleagues at the University of Miyazaki and elsewhere in Ja...

Life Sciences | nachricht Read more
Airway cells use 'tasting' mechanism to detect and clear harmful substances

The study, published online July 23 in Science Express, shows that receptors for bitter compounds that are found in taste buds on the tongue also are found in hair-like protrusions on airway cells....

Studies and Analyses | nachricht Read more
Team led by Scripps research scientists finds new way that cells fix damage to DNA

A team of researchers at The Scripps Research Institute and other institutions has discovered a new way by which DNA repairs itself, a process that is critical to the protection of the genome, and int...

Life Sciences | nachricht Read more
Changing Climate May Make 'Super Weed' Even More Powerful

Researchers at the University of Delaware have discovered a new reason why the tall, tasseled reed Phragmites australis is one of the most invasive plants in the United States.The UD research ...

Agricultural and Forestry Science | nachricht Read more
A new anti-fouling principle for anti-fouling paints - almost 100 percent effective against barnacles

The paint is almost 100 percent effective in keeping barnacles away. An extension of the new principle may be to further develop paints that will be effective against all hull-fouling, without damagin...

Life Sciences | nachricht Read more
Stopgap DNA Repair Needs a Second Step

One can have a dream, two can make that dream so real, goes a popular song. Now a Weizmann Institute study has revealed that it takes two to perform an essential form of DNA repair.Prof. Zvi L...

Life Sciences | nachricht Read more
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