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1 .This is Scientific American 60-Second Science. I'm Cynthia Graber. Got a minute?
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2 .Sepsis is a potentially deadly inflammatory blood condition caused by infections.
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3 .Muppet creator Jim Henson was a famous victim.
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4 .Proper treatment of sepsis can require knowing what bacteria or virus caused the infection.
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5 .But the identification can take days, and by that time it's often too late.
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6 .Some eight million people die of sepsis annually worldwide.
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7 .Now, scientists at Harvard's Wyss Institute of Biologically Inspired Engineering have come up with a device that cleans blood, without a need to diagnose the infectious agent.
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8 .What's being called the bio-spleen seems to work even for antibiotic-resistant bacteria.
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9 .In the device, blood is cycled outside the patient's body and gets filtered through microfluidic channels.
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10 .And the channels nanoscale-sized magnetic beads attached to an immune system protein.
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11 .The protein naturally latches onto bacteria, fungi, viruses, and toxins.
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12 .Then magnets pull the magnetic beads out of the blood, taking the attached pathogens and toxins along for the ride.
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13 .The cleansed blood then flows back into the patient.
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14 .The researchers tested the system on human blood, and then on infected rats.
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15 .In the trial, 90 percent of the treated rats recovered.
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16 .Only 14 percent of the controls survived.
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17 .The research is in the journal Nature Medicine.
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18 .The scientists hope to quickly scale up to human trials and ultimately develop a version that could find a place in the emergency room armamentarium.
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19 .Thanks for the minute, for Scientific American's 60-Second Science. I'm Cynthia Graber.
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