Related topics: iron

Revealing the unexpected structure of iron-exporter ferroportin

Too much or too little iron in the body can lead to disease but organisms have developed ways to keep iron levels in balance. Ferroportin, the only known iron exporter that releases iron into the blood stream, is a crucial ...

Why black rhinos may get sick in captivity

Inflammation and oxidative stress may be involved in the pathogenesis of iron overload disorder in captive black rhinoceroses, making this syndrome a potential common denominator to various diseases described in captivity ...

Decreased iron levels in seawater make mussels loosen their grip

Mussels secrete sticky plaques that help them attach to wet surfaces, such as rocks on the beach. These adhesive structures are rich in iron, which is thought to help make the attachments strong yet flexible. Now, researchers ...

Can microbes mine for metals?

They're microscopic miners. Some species of aquatic bacteria draw in dissolved iron from their watery environment and store it in specialized compartments called magnetosomes. They use its magnetic properties to navigate, ...

How nitrogen-fixing bacteria sense iron

Researchers at the University of East Anglia have discovered how nitrogen-fixing bacteria sense iron—an essential but deadly micronutrient.

Stressed plants must have iron under control

When land plants' nutrient availability dwindles, they have to respond to this stress. Plant researchers at Heinrich Heine University Düsseldorf (HHU) have used available data to examine which genes plants activate in the ...

Researchers explore the effects of climate change on hunger

As the climate changes, where plants grow best is predicted to shift. Crops that once thrived as a staple in one region may no longer be plentiful enough to feed a community that formerly depended on it. Beyond where plants ...

How will humans adapt to climate change? Ask a Viking

Popular culture portrays Vikings as violent marauders who raided the coasts of Europe with impunity, but new research indicates the Vikings were vulnerable to at least one threat: a changing climate.

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