Bad guys also have the ability to infect clouds with spyware, botnets and other malicious programs, Reavis said.
However, the researchers urged "vigilance" in case the Salmonella strain mutated again to become able to infect people with healthy immune systems.
Biological weapons can be ginned up and microbes created that only infect people with certain genes that commonly associate with racial or ethnic groups.
Researchers have struggled to keep up with its quick metamorphoses and smart spam campaigns that use attached PDFs, e-cards, and even YouTube invitations to infect users with malicious software.
Google says those malicious sites are flagged in its search results 12 to 14 million times daily to warn users away from pages that could steal their credentials or infect them with malware.
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As Education Ministry officials put it to Yediot, the girls are "too right-wing, " and so they must be removed from classrooms lest they infect schoolchildren with their commitment to the state and to Jewish heritage.
As with any vaccine, the aim is to prompt the immune system to recognise this outer shell and destroy the pathogen before it has time to lock onto cells and infect them with its genetic material.
Next year, Professor John Oxford, an expert in virology from Queen Mary's School of Medicine and Dentistry, in London, will lock volunteers in a hotel for a week, deliberately infect some with the flu virus, and wait to see what happens.
Researchers writing in The Lancet do not know exactly why Mycobacterium abscessus - which is distantly related to the bacteria that causes tuberculosis - is more likely to infect people with cystic fibrosis but it could be related to problems with the immune system.
Their claims that Israelis poison their wells and infect their children with AIDS are left unremarked.
The therapy, developed by UniQure, uses a virus to infect muscle cells with a working copy of the gene.
Security firm Websense said it had discovered numerous websites that were using the flaw to infect a PC with spyware.
That is especially true since the second question Could someone deliberately infect American agriculture with BSE, Hoof and Mouth disease or perhaps plant viruses?
That is especially true since the second question -- Could someone deliberately infect American agriculture with BSE, Hoof and Mouth disease or perhaps plant viruses?
That makes it especially insidious, as users can infect their computer with software that gives hackers remote access to their desktops without downloading an e-mail attachment or running a program.
"It's most worrisome that MRSA can infect completely healthy people with healthy lifestyles, something that was almost unheard of 15 years ago, " Boucher said.
In early experiments, Bhatia's lab, called the Laboratory for Multiscale Regenerative Technology, was able to infect her liver cells with malaria for the first time two weeks ago and hopes to be able to offer malaria researchers a way to test drugs that will kill the hypnozoites.
These drive-by download attacks can infect personal and business computers alike with all types of malware.
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Drug-resistant bacterial strains are created in hospitals because not only is there a large population of weakened patients with open wounds to infect, but the use of antibiotics is widespread.
After all, hackers used a similar flaw in Java to infect more than 600, 000 Macs with the Flashback malware earlier this year.
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An attacker managed to infect at least four sites within Iran with a sophisticated worm that sought out the particular machine controllers that ran centrifuges for making refined uranium.
Security firm F-Secure has experimented with different ways the exploit could infect users through email and text messages.
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On Wednesday, WikiLeaks released a series of video files obtained from UK-based Gamma that show how its products can be used to monitor Wifi networks from a hotel lobby, hack cell phones and PCs with fake software updates, or infect computers from a USB key to intercept Skype conversations, log encryption passwords and read private files.
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With an aura of defeat starting to infect its global sprawl of 31, 000 eateries, the board nudged out chief executive Jack M.
"To start with, we'll take 15 volunteers, with no immunity to the particular flu virus and infect five of them, " he said.
The World Health Organization says that most avian flu viruses do not infect humans and the majority of H5N1 cases have been associated with contact with infected poultry.
Now it seems that the latest worm to infect AOL's instant messaging community, Aim, actually chats with the users it is targeting in order to persuade them to download and run an infected file.
But this is not possible with diseases that might be used as weapons but otherwise never infect anyone.
Dai Zovi, coauthor of The Mac Hacker's Handbook, says JailbreakMe's sophistication is on a par with that of Stuxnet, a government-coded worm designed to infect Iran's nuclear facilities.
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