Oil seeps naturally from the gulf floor, and natural bacteria exist in the water that eat it.
The 125-child study was designed to show that ProBugs would reduce the diarrhea that can occur from antibiotics, which kill off natural helpful bacteria in the gut.
Half of currently marketed drugs are derived from natural sources like bacteria, but drug companies have lost interest in finding more.
Some very cool science is on the drawing board: a recombinant vaccine that pairs salmonella with a gene from, say, the organism that causes tuberculosis as an oral delivery system to stimulate the body's natural immunity to both bacteria.
Moreover, bacteria in their natural state already contain thousands of antibiotic-resistance genes.
The bacterium legionella pneumophila and related bacteria are common in natural water sources such as rivers, lakes and reservoirs, but usually in low numbers.
By using atmospheric air and negative ions, a natural cleansing agent, it fights dirt and bacteria with nature's own weapon, he said.
But bacteria and viruses breed fast, so natural selection has time, within the span of a human life, to make a difference.
Every year, scores of packaged food products are recalled from the U.S. market because of the presence of (all-natural) contaminants like insect parts, toxic molds, bacteria and viruses.
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Soil bacteria and fungi are particularly proficient at producing natural chemical weapons, apparently as part of a subterranean arms race to spew out toxic chemicals to kill rival species.
He'll leave a gamey piece of goat in this brew for about five days, allowing natural enzymatic action to tenderize the meat, while the marinade keeps bad bacteria at bay.
According to the Natural Resources Defense Council, 75% of beach closings are due to high levels of harmful bacteria.
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They will soon bioengineer bacteria to melt oil out of tar sands, turn grass into diesel fuel and scavenge natural resources of every kind out of low-grade, thinly dispersed deposits.
One compound synthesised by Dr Blackwell's team is more effective than the natural signalling chemical at turning on this group behaviour and works even when there are not enough bacteria around to induce the process naturally.
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