Wednesday, July 16, 2014

Beer from, the yeast on old whale bones

Captain Ahab's Revenge: Brewing Beer From An Ancient Whale Bone : The Salt : NPR:

What happens when an amateur paleontologist with a love for beer teams up with a microbiologist? Bone beer, or beer made from yeast scraped from a 35-million-year-old whale fossil, to be precise.
The new brew, dubbed Bone Dusters Paleo Ale, is a concoction created by amateur fossil hunter Jason Osborne of Paleo Quest, a nonprofit paleontology and geology advocacy group, and microbiologist Jasper Akerboom of the Lost Rhino Brewing Company in Ashburn, Va.
Like many scientific innovations, Bone Dusters came to Osborne late one night while he was drinking a beer.
Osborne was hunched over his desk, studying ancient whale bones he'd collected on an underwater expedition, when he took a sip and began to ponder how beer has yeast — an organism that transforms sugar into alcohol — and yeast can be found almost anywhere. His gaze shifted from his glass to his fossil.
"I thought, even though this is dead, there's got to be things living on it," he tells The Salt.
And an idea began to brew.
Osborne enlisted his friend Akerboom to swab the fossil and a dozen more from the basement drawers of the Calvert Marine Museum in Maryland. Akerboom, a former research specialist at the Howard Hughes Medical Institute, didn't think the prehistoric bones could sustain yeast's appetite.
But in the name of science and great beer, he swabbed away. The results, he said, surprised him. While most fossils failed to create suitable yeast, Akerboom found one that fermented.
What he discovered was a wild yeast subspecies, which the pair named Saccharomyces cerevisiae var protectus, after the yeast's host, protocetid whale "Eocetus wardii," an early whale ancestor that Osborne had described in a 2011 paper in the journal BioOne.
The whale was a prehistoric beast that had hind legs, molars and canine-like teeth. Scientists say it may have been amphibious, dwelling on both land and water.
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