this curious life
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Be who you are and say what you feel because those who mind don't matter and those who matter don't mind. - Dr. Seuss
Curated by Janet Devlin
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New Israeli tactic makes deadly viruses commit suicide | ISRAEL21c

New Israeli tactic makes deadly viruses commit suicide | ISRAEL21c | this curious life | Scoop.it

Vecoy Nanomedicines has a whole new approach: a virus ‘decoy’ to outwit the world’s worst enemy before it does any damage.

 

'“Viruses are one of the biggest threats to humankind,” Israeli biologist Erez Livneh, CEO and founder of a new biotech company Vecoy Nanomedicines tells ISRAEL21c.

 

“A viral pandemic could be more damaging than global warming or the Iranian nuclear program.”

 

Vecoy offers a cunning new way to disarm viruses by luring them to attack microscopic, cell-like decoys. Once inside these traps, the viruses effectively commit suicide.

 

“Viruses are one of the most polymorphic and resilient organisms out there,” says Livneh. “They are rapidly changing, and can change anything in their genome, either by changing their exterior so our immune system wouldn’t recognize them or by changing their enzymes so that the handful of drugs we have won’t affect them anymore.”

 

Yet all viruses, he notes, have one unchangeable Achilles heel: their cell host recognition site. Vecoy uses nanotechnology to give the virus two choices: either latch on to the Vecoy host trap or mutate in such a way that it cannot penetrate real host cells. In both scenarios, the end result is bad news for the virus.

 

While it takes years to come up with new drugs, Vecoy’s virus traps could be tailored to address emerging new viral outbreaks quickly and efficiently, even in the event of a bioterror assault. If a government sees a threat coming from an enemy nation or a potential pandemic blowing its way, Vecoy’s solution could potentially inoculate populations before peril arrives.'

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An Invasive Plant Is Killing Wombats in Australia | Extinction Countdown, Scientific American Blog Network

An Invasive Plant Is Killing Wombats in Australia | Extinction Countdown, Scientific American Blog Network | this curious life | Scoop.it

When an otherwise nocturnal wombat shows up in the daylight, acting lethargic and having trouble walking, you know that animal is in trouble.

 

When thousands of wombats turn up sick, emaciated, balding and dying, you know you have a crisis.

That’s what’s happening in Murraylands, South Australia, where up to 85 percent of the region’s southern hairy-nosed wombats (Lasiorhinus latifrons) are sick or dying, apparently the victims of invasive plants that have taken over the local ecosystem.

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