Fungal enzymes team up to more efficiently break down cellulose

One of the biggest barriers in the commercial production of sustainable biofuels is to cost-effectively break down the bioenergy crops into sugars that can then be converted into fuel. To reduce this barrier, bioenergy researchers ...

Bio-prospecting for better enzymes

When people hear about prospecting, they might imagine old forty-niners (miners) with pickaxes hunting for gold, or maybe an agent for the San Francisco 49ers (football team) scouting for new talent. In my lab we do another ...

Starch from yeast

Researchers at ETH Zurich have produced starch in yeast—the first time this has been achieved in a non-plant organism. The new model system now makes it easier for them to investigate how starch is formed and what role ...

Single enzyme controls two plant hormones

Scientists at Washington University in St. Louis isolated an enzyme that controls the levels of two plant hormones simultaneously, linking the molecular pathways for growth and defense.

How stick insects handle indigestive food

Plant cell walls are comprised of many complex polymers that require multiple different enzymes to fully break down, such as cellulase to digest cellulose and xylanase to digest xylan. For decades scientists thought only ...

New way to reduce plant lignin could lead to cheaper biofuels

Scientists from the U.S. Department of Energy's Lawrence Berkeley National Laboratory (Berkeley Lab) have shown for the first time that an enzyme can be tweaked to reduce lignin in plants. Their technique could help lower ...

Fungi tweaked to boost industrial enzymes

Filamentous fungi produce powerful enzymes that break down tough plant material that can be used for biofuels and other industrial processes. But the enzymes often work too slowly for industrial use and the fungi are difficult ...

Tobacco plants may boost biofuel and biorefining industries

Researchers will genetically modify tobacco plants to produce enzymes that can break down biomass from forest raw materials. This may lead to a more effective, economic and sustainable production of biofuels.

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