Polio Vaccination Causes More Infections than Wild Virus
Polio Vaccination Causes More Infections than Wild Virus
In rare instances, the live virus in oral polio vaccines can mutate and become infectious, causing new outbreaks.
Polio Vaccination Causes More Infections than Wild Virus
Polio Vaccination Causes More Infections than Wild Virus

In rare instances, the live virus in oral polio vaccines can mutate and become infectious, causing new outbreaks.

In rare instances, the live virus in oral polio vaccines can mutate and become infectious, causing new outbreaks.

eradication
CRISPR Gene Drive Used to Alter Mouse Coat Color
CRISPR Gene Drive Used to Alter Mouse Coat Color
Shawna Williams | Jul 9, 2018
It’s the first demonstration of the technology in mammals.
Snaking Over
Snaking Over
The Scientist Staff | Jun 30, 2018
See how the tiny island of Guam became overrun with brown treesnakes, and learn what biologists are doing to try to eradicate the invasive species.
Gigantic “Tree Lobsters” Not Extinct After All
Gigantic “Tree Lobsters” Not Extinct After All
Catherine Offord | Oct 8, 2017
Researchers identify the Lord Howe Island stick insect on the remains of a large volcano in the Tasman Sea between Australia and New Zealand.
Americas Declared Measles-Free
Americas Declared Measles-Free
Ben Andrew Henry | Sep 30, 2016
Health officials announce that measles is no longer endemic to any region in the Americas, thanks to widespread vaccination.
Polio Reemerges in Nigeria
Polio Reemerges in Nigeria
Jef Akst | Aug 15, 2016
Prior to last week’s announcement of newly confirmed cases, the country had been polio-free for two years.
Updating the Polio Vaccine
Updating the Polio Vaccine
Jef Akst | Jan 4, 2016
Researchers develop new attenuated viruses that could support the eradication effort.
Toward Eliminating Poliovirus—In the Lab
Toward Eliminating Poliovirus—In the Lab
Rina Shaikh-Lesko | Nov 16, 2015
As the world inches closer to polio eradication, laboratories studying the virus will have to bolster biosafety standards. Eventually, most will need to stop working with the pathogen entirely.
Driven to Extinction
Driven to Extinction
Jef Akst | Jun 30, 2015
The eradication of smallpox set the standard for the global elimination of a devastating infectious disease. Will the ongoing polio and guinea worm campaigns be as successful?
For Polio, Two Vaccines Work Better Than One
For Polio, Two Vaccines Work Better Than One
Ashley P. Taylor | Aug 21, 2014
A booster dose of inactivated polio vaccine bolsters the immune system and reduces viral shedding in children already treated with the oral polio vaccine, a study shows.