Inhibiting key metabolic enzyme shows promise against melanoma

Researchers at Sanford Burnham Prebys, led by Ze'ev Ronai, Ph.D., have shown for the first time that inhibiting a key metabolic enzyme selectively kills melanoma cells and stops tumor growth. Published in Nature Cell Biology, ...

New crops needed for new climate

Plants grown under high CO2 and drought conditions show an increase in toxic compounds, a decrease in protein content and a decrease in yield. Dr. Ros Gleadow will present her findings at the Society for Experimental Biology ...

PCBs levels down in Norwegian polar bears

It's never been easy to be a polar bear. They may have to go months without eating. Their preferred food, seal, requires enormous luck and patience to catch. Add to that the melting of Arctic sea ice due to climate change, ...

The dynamics of mercury toxins in the oceans' food web

Methylmercury, a toxic form of mercury that is readily absorbed from the gastro-intestinal tract and can cause in a variety of health issues, poses a significant threat to marine animals at the top of the food web.

Waiter there's a black soldier fly in my soup

It may seem a little hard to swallow but the larvae of a waste-eating fly could become a new alternative protein source for humans, according to a University of Queensland scientist.

Mercury exposure found to alter the migration behavior of birds

Mercury pollution is a global problem caused by coal combustion, gold mining, and other human activities, and has myriad adverse impacts to biodiversity. A new study by researchers at the Great Hollow Nature Preserve & Ecological ...

Carpenter ants: When social instructions may be dangerous

Why do social beings sometimes put their own common sense aside to follow the lead of others, even though by doing so they could be brought to death's door? Research on carpenter ants (Camponotus mus) led by Roxana Josens ...

Ozone depletes oil seed rape productivity

With rising ozone levels scientists have found that high ozone conditions cause a 30 percent decrease in yield and an increase in the concentration of a group of compounds with toxic effects to livestock, but anticarcinogenic ...

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