What is vaccine-derived polio? The last stumbling block in the worldwide fight to eradicate the disease
8 years, 1 month ago

What is vaccine-derived polio? The last stumbling block in the worldwide fight to eradicate the disease

The Independent  

Sign up to our free Living Well email for advice on living a happier, healthier and longer life Live your life healthier and happier with our free weekly Living Well newsletter Live your life healthier and happier with our free weekly Living Well newsletter SIGN UP I would like to be emailed about offers, events and updates from The Independent. In April 2016, the type of vaccine used to fight the disease was changed, to protect against the worrying phenomenon of vaccine-derived polio. Type 2 polio virus was last detected in India in 1999 and was declared eradicated in 2015, while type 3 has not been seen anywhere in the world since November 2012. open image in gallery Rabiya, an 18-year-old polio survivor, at St Stephen’s hospital in Delhi What is the difference between the injectable polio vaccine and the oral polio vaccine? The two manufacturers of IPV have said they are only able to supply half of the 110 million doses of injectable polio vaccine that global health bodies have said they require this year. The three countries where wild polio virus is still endemic, Pakistan, Afghanistan and Nigeria, are at the top of the list to receive the most IPV.

Health Disease Cases Polio Virus Living Well Vaccine Type Ipv Opv Polio Virus Worldwide Fight  disease  polio  eradicate  cases  block  ipv  vaccine  vaccinederived  type  opv  health  worldwide  fight  stumbling  virus

History of this topic

Breakthrough in next-generation polio vaccine. It is safer and cheaper
2 weeks, 1 day ago

Breakthrough in next-generation polio vaccine. It is safer and cheaper

India Today  

A more affordable and safer polio vaccine could soon be available, according to a study led by the University of Leeds. ALL ABOUT THE NEW BREAKTHROUGH VACCINE The new virus-like particles vaccine offers a safer and cheaper alternative to inactivated polio vaccine and oral polio vaccine. “This research brings us closer to a cost-effective and safe vaccine that can be …

What to know about polio vaccines, in 4 charts
1 month, 3 weeks ago

What to know about polio vaccines, in 4 charts

CNN  

CNN — While Robert F. Kennedy Jr., President Donald Trump’s pick to lead the US Department of Health and Human Services, has backpedaled on his anti-vaccine rhetoric during his Senate confirmation hearings, he has a long history of vaccine skepticism. Kennedy, the son of former US attorney general, senator and presidential candidate Robert F. Kennedy, has written multiple anti-vaccine books, …

Pakistan: Another case from last year's sample takes 2024 tally of polio cases to 73
2 months, 1 week ago

Pakistan: Another case from last year's sample takes 2024 tally of polio cases to 73

Op India  

Pakistan recorded its 73rd polio case of last year, as a sample collected in December 2024, categorised as part of last year’s tally. The confirmation of new cases highlights the ongoing challenge in eliminating polio, as health officials note that hundreds of samples are tested, but only a small percentage turn out to be positive, the Dawn reported. Just a …

Health Talk | How eliminating polio has been one of the major successes of India's Universal Immunisation Programme
4 months, 2 weeks ago

Health Talk | How eliminating polio has been one of the major successes of India's Universal Immunisation Programme

Hindustan Times  

The World Immunisation Day is observed every year on November 10th. India is a classic example of what robust immunisation coverage against a disease can achieve in the form of the country's pulse polio programme, of which vaccination was a crucial part. India rolled out the Pulse Polio Immunization Programme on October 2 1994, and according to WHO India statement, …

Polio is rising in Pakistan ahead of a new vaccination campaign
5 months ago

Polio is rising in Pakistan ahead of a new vaccination campaign

The Independent  

For free real time breaking news alerts sent straight to your inbox sign up to our breaking news emails Sign up to our free breaking news emails Sign up to our free breaking news emails SIGN UP I would like to be emailed about offers, events and updates from The Independent. Read our privacy policy Polio cases are rising ahead …

Two New Polio Cases Detected in Sindh, Pakistan
5 months ago

Two New Polio Cases Detected in Sindh, Pakistan

The Hindu  

Pakistan reports two new polio cases, bringing the tally to 39 this year. The cases were confirmed in the Sindh province, marking the first polio cases in the province since April. The latest cases are a girl and a boy, and come after four cases were reported a day earlier. Pakistan has reported 39 cases of poliovirus this year, with …

Scientists: Baby in Gaza was infected with polio strain linked to mistakes in eradication campaign
6 months, 3 weeks ago

Scientists: Baby in Gaza was infected with polio strain linked to mistakes in eradication campaign

The Independent  

For free real time breaking news alerts sent straight to your inbox sign up to our breaking news emails Sign up to our free breaking news emails Sign up to our free breaking news emails SIGN UP I would like to be emailed about offers, events and updates from The Independent. Separately, a draft report by experts deemed the WHO …

Wasn't polio wiped out? Why it is still a problem in some countries
6 months, 3 weeks ago

Wasn't polio wiped out? Why it is still a problem in some countries

Hindustan Times  

Polio was eliminated from most parts of the world as part of a decadeslong effort by the World Health Organisation and partners to wipe out the disease. Stopping polio outbreaks means vaccinating at least 95% of the population everywhere, including in conflict-ridden countries and poor regions with broken health systems and other priorities. But it contains weakened, live polio virus …

Wasn’t polio wiped out? Why it is still a problem in some countries
6 months, 3 weeks ago

Wasn’t polio wiped out? Why it is still a problem in some countries

Associated Press  

LONDON — Polio was eliminated from most parts of the world as part of a decadeslong effort by the World Health Organization and partners to wipe out the disease. Stopping polio outbreaks means vaccinating at least 95% of the population everywhere, including in conflict-ridden countries and poor regions with broken health systems and other priorities. But it contains weakened, live …

Wasn't polio wiped out? Why it is still a problem in some countries
6 months, 3 weeks ago

Wasn't polio wiped out? Why it is still a problem in some countries

The Independent  

For free real time breaking news alerts sent straight to your inbox sign up to our breaking news emails Sign up to our free breaking news emails Sign up to our free breaking news emails SIGN UP I would like to be emailed about offers, events and updates from The Independent. Stopping polio outbreaks means vaccinating at least 95% of …

What is vaccine-derived polio, and what are the available vaccines against poliovirus?
7 months ago

What is vaccine-derived polio, and what are the available vaccines against poliovirus?

The Hindu  

The story so far: A two-year-old child in Tikrikilla, Meghalaya has been infected with vaccine-derived polio. Vaccine-derived polio is a rare condition that occurs when the weakened strain of poliovirus used in the oral polio vaccine mutates and regains the ability to cause paralysis. More about polio vaccines The first successful polio vaccine for poliovirus was made by Jonas Salk, …

Centre says Meghalaya polio case is vaccine-derived
7 months ago

Centre says Meghalaya polio case is vaccine-derived

The Hindu  

A case of vaccine-derived polio has been confirmed in a two-year-old child from Tikrikilla in Meghalaya. A senior official from the Union Health Ministry official emphasised on Tuesday that this is not a case of wild polio, but an infection that presents in some people with low immunity. High alert Officials in Meghalaya’s West Garo Hills district are on high …

Health Talk | Understanding vaccine-derived polio and its implications
7 months, 1 week ago

Health Talk | Understanding vaccine-derived polio and its implications

Hindustan Times  

Last week, a two-and-a-half-year-old child in Meghalaya’s West Garo Hills tested positive for poliomyelitis, commonly known as polio. Vaccine-derived poliovirus is a strain of poliovirus that has mutated from the strain originally contained in oral polio vaccines. However, the reporting of vaccine-derived cases does not indicate the return of wild polio, which was officially eradicated in India in 2014, as …

Meghalaya’s polio case derived from vaccine: Officials
7 months, 1 week ago

Meghalaya’s polio case derived from vaccine: Officials

Hindustan Times  

New Delhi: The case of polio confirmed in a child from West Garo Hills in Meghalaya on Tuesday involves what is termed vaccine-derived polio, which is not uncommon, confirmed an official from the Union ministry of health and family welfare on Wednesday. “It is a case of vaccine derived polio that has been detected in a 2.5 years old child …

Biological E receives WHO's Pre-qualification for their Novel Oral Polio Vaccine
7 months, 3 weeks ago

Biological E receives WHO's Pre-qualification for their Novel Oral Polio Vaccine

Deccan Chronicle  

Hyderabad: In a monumental stride towards eradicating polio worldwide, Biological E. Limited, a Hyderabad-based vaccine and pharmaceutical company today announced that the World Health Organisation has granted Pre-qualification status to their Novel Oral Polio Vaccine type 2. nOPV2 is the 10th pre-qualified vaccine of BE. This next-generation live, attenuated oral vaccine significantly reduces the risk of circulating vaccine-derived Poliovirus type …

The two vaccines that brought us to the brink of eradicating polio | Explained
8 months, 3 weeks ago

The two vaccines that brought us to the brink of eradicating polio | Explained

The Hindu  

In 1948, microbiologists John F. Enders, Thomas Weller, and Frederick Robbins were trying to find a method to grow different viruses in cell cultures. The poliovirus has only one natural host — humans — and many of the early strains of the virus were isolated from humans and wouldn’t infect non-human primates. Striking at ground zero Soon after Salk made …

Polio: All you need to know about the viral disease
1 year ago

Polio: All you need to know about the viral disease

Hindustan Times  

At its worst, polio causes paralysis: 'Polio Paul' Alexander had to spend 70 years in an iron lung after surviving the disease as a child. There are two types of polio present in the world today: Wild poliovirus and vaccine-derived poliovirus. Although vaccine-derived polio can take the form of any of the three types, type 1 is the only remaining …

Column: Trump and RFK Jr. want to make the world safe again for polio and measles. You should be terrified
1 year ago

Column: Trump and RFK Jr. want to make the world safe again for polio and measles. You should be terrified

LA Times  

Iron lungs are lined up in an emergency polio ward in Boston during the 1955 polio outbreak. — David Oshinsky, “Polio: An American Story” That includes 10 cases in Florida, where public health comes under the jurisdiction of Surgeon General Joseph Ladapo, a leading quack and established anti-vaccine activist. At a campaign rally in Richmond, Va., on Feb. 2, he …

Polio Day on March 3, 2024: 5 benefits of polio vaccine for your kid
1 year ago

Polio Day on March 3, 2024: 5 benefits of polio vaccine for your kid

Hindustan Times  

Polio Day on March 3, 2024: A nationwide Pulse Polio Immunization drive to administer polio vaccine to children below the age of 5 will be conducted on March 3, Sunday across the country in all districts on Polio Day. The preparation for the polio immunization drive is on in full swings and health authorities in several states from Tamil Nadu, …

Polio Day on March 3, 2024: 5 benefits of polio vaccine for your kid
1 year ago

Polio Day on March 3, 2024: 5 benefits of polio vaccine for your kid

Hindustan Times  

Polio Day on March 3, 2024: A nationwide Pulse Polio Immunization drive to administer polio vaccine to children below the age of 5 will be conducted on March 3, Sunday across the country in all districts on Polio Day. The preparation for the polio immunization drive is on in full swings and health authorities in several states from Tamil Nadu, …

Rare mutation forces Zimbabwe to start emergency polio vaccination drive
1 year, 1 month ago

Rare mutation forces Zimbabwe to start emergency polio vaccination drive

The Independent  

For free real time breaking news alerts sent straight to your inbox sign up to our breaking news emails Sign up to our free breaking news emails Please enter a valid email address Please enter a valid email address SIGN UP I would like to be emailed about offers, events and updates from The Independent. Please try again later {{ …

Zimbabwe starts an emergency polio vaccination drive after detecting cases caused by a rare mutation
1 year, 1 month ago

Zimbabwe starts an emergency polio vaccination drive after detecting cases caused by a rare mutation

Associated Press  

HARARE, Zimbabwe — Zimbabwe began an emergency campaign to inoculate more than 4 million children against polio on Tuesday after health authorities detected three cases caused by the rare mutation of the weakened virus used in oral vaccines, including a 10-year-old girl who was paralyzed in January. The health ministry said laboratory tests from samples collected from sewage sites in …

Parents in Pakistan could face prison time for not vaccinating their kids against polio
1 year, 5 months ago

Parents in Pakistan could face prison time for not vaccinating their kids against polio

Associated Press  

KARACHI, Pakistan — Authorities in one Pakistan province are turning to a controversial new tactic in the decades-long initiative to wipe out polio: prison. In January, roughly 62,000 parents, mostly in Pakistan’s Sindh province, refused polio vaccinations for their children, prompting authorities there to propose the new law with penalties. “Parents believe that’s because the government gets grants and donations …

The case for India switching from the oral to the inactivated polio vaccine
1 year, 8 months ago

The case for India switching from the oral to the inactivated polio vaccine

The Hindu  

This article is a response to ‘The case for the oral polio vaccine in the world’s quest for eradication’, July 21, 2023, by Vipin M. Vashishtha and Puneet Kumar. Also, India has remained polio-free since January 2011 even as wild poliovirus and VDPV cases have been reported in Pakistan and Afghanistan, thanks to high polio vaccine coverage here. The need …

The case for the oral polio vaccine in the world’s quest for eradication
1 year, 8 months ago

The case for the oral polio vaccine in the world’s quest for eradication

The Hindu  

This article is a response to ‘Unethical to continue using polio-causing oral polio vaccines’, July 15, 2023, by R. Prasad. One is the oral polio vaccine, a live attenuated vaccine, meaning it contains weakened polioviruses to induce an immune response in a human body without causing disease. The OPV is also easier to manufacture as the “seed virus” required for …

Unethical to continue using polio-causing oral polio vaccines
1 year, 8 months ago

Unethical to continue using polio-causing oral polio vaccines

The Hindu  

In 1988, the World Health Assembly declared WHO’s commitment to global eradication of polio by 2000. Though the last case of type 2 wild poliovirus was reported in October 1999 from India, more than 90% of vaccine-derived poliovirus outbreaks are due to type 2 virus present in oral polio vaccines. Yet, the number of vaccine-derived type 2 poliovirus outbreaks have …

Polio: Leading virologist offers a beginner’s guide to the different viruses and vaccines
1 year, 11 months ago

Polio: Leading virologist offers a beginner’s guide to the different viruses and vaccines

The Hindu  

On 17 March 2023, the World Health Organization announced that health officials in Burundi and Democratic Republic of Congo had detected cases of vaccine-derived poliovirus. Global efforts since 1988, using oral polio vaccine to immunise children, have reduced wild poliovirus cases by 99.9%. The use of the oral polio vaccine containing attenuated or weakened virus, has brought the wild poliovirus …

Explained | Is there a need for an extra dose of polio vaccine?
2 years, 1 month ago

Explained | Is there a need for an extra dose of polio vaccine?

The Hindu  

The story so far: The West Bengal government announced that it was introducing an additional dose of injectable polio vaccine as part of the Universal Immunisation Programme for children. An additional dose of inactivated poliovirus at nine months will protect against any polio thereafter — Vaccine Associated Paralytic Polio or Vaccine Derived Polioviruses, explains T. Jacob John, noted virologist and …

33 million kids vaccinated against polio in southern Africa
2 years, 1 month ago

33 million kids vaccinated against polio in southern Africa

Associated Press  

HARARE, Zimbabwe — More than 33 million children in several southern African countries have been vaccinated against polio, part of ongoing efforts to eradicate the infectious paralytic disease that has been largely contained in much of the world, the World Health Organization announced on Friday. Malawi detected the wild poliovirus disease in a young child in its capital, Lilongwe, in …

SCIENCE NOTEBOOK | Novel oral poliovirus vaccine nOPV2 the new hope in battle against vaccine-derived polio
2 years, 1 month ago

SCIENCE NOTEBOOK | Novel oral poliovirus vaccine nOPV2 the new hope in battle against vaccine-derived polio

The Hindu  

Published : Feb 09, 2023 10:25 IST Live oral poliovirus vaccines are known to be safe and effective and have led to the elimination of polio from most of the world. Following the global eradication of wild-type 2 poliovirus, the risk of vaccine-associated paralytic polio and cVDPVs led to the global withdrawal of the type 2 virus from OPVs for …

Polio is back in Indonesia, sparking vaccination campaign
2 years, 3 months ago

Polio is back in Indonesia, sparking vaccination campaign

The Hindu  

Children in school uniforms and toddlers with their parents lined up Monday for polio vaccinations in the Sigli town square on the northern tip of the Indonesian island of Sumatra, after four children were found infected with the highly contagious disease that was declared eliminated in the country less than a decade ago. The campaign that started Monday aims to …

Vaccination & Vigilance Critical for Keeping India Polio-Free
2 years, 5 months ago

Vaccination & Vigilance Critical for Keeping India Polio-Free

News 18  

One in 200 polio infections can cause permanent paralysis, but thanks to the polio vaccine, 20 million people are walking today who would have otherwise been paralysed by polio. Survey reveals current vaccination gaps in India Despite India’s success in eliminating polio, data from India’s Ministry of Health and Family Welfare 2019-2021 National Family Health Survey,, 2019–21, shows that we …

Explained | New York declares polio emergency: should India be worried?
2 years, 5 months ago

Explained | New York declares polio emergency: should India be worried?

The Hindu  

The story so far: Earlier in September, New York declared a State disaster emergency after poliovirus was discovered in wastewater samples from three counties. In India, vaccine-derived poliovirus was detected in the environmental surveillance of sewage samples from Kolkata this year, although the Health Ministry said that such an incident can occur in any country where oral polio vaccines are …

Fears of a polio resurgence in the US have health officials on high alert – a virologist explains the history of this dreaded disease
2 years, 6 months ago

Fears of a polio resurgence in the US have health officials on high alert – a virologist explains the history of this dreaded disease

The Hindu  

Fears of polio gripped the US in the mid-20th century. Since then, collective fear of the virus has been mostly lost to history – many people alive today are lucky enough not to know someone who has experienced polio. So when news broke in July 2022 that an unvaccinated adult man in New York had contracted polio – the first …

Why is polio making a comeback?
2 years, 6 months ago

Why is polio making a comeback?

Al Jazeera  

On Tuesday, August 30 at 19:30 GMT: Around the world, new outbreaks of poliovirus are threatening to set back decades of progress made in nearly eradicating the disease. In Afghanistan and Pakistan – the two remaining countries where polio is considered endemic – gains made by eradication campaigns have been reversed. In this episode of The Stream, we’ll look at …

Polio Is Back in the US and UK. Here’s How That Happened
2 years, 7 months ago

Polio Is Back in the US and UK. Here’s How That Happened

Wired  

The discovery that polio has partially paralyzed a young man in a New York suburb feels wearying, yet shocking. “We have been saying that until we can get this fully eradicated, we are all at risk.” Public health experts consider this an emergency, because polio paralysis cases represent the tip of an immunological iceberg: For every person paralyzed, at least …

Polio in US, UK and Israel reveals rare risk of oral vaccine
2 years, 7 months ago

Polio in US, UK and Israel reveals rare risk of oral vaccine

Associated Press  

LONDON — For years, global health officials have used billions of drops of an oral vaccine in a remarkably effective campaign aimed at wiping out polio in its last remaining strongholds — typically, poor, politically unstable corners of the world. Since 2017, there have been 396 cases of polio caused by the wild virus, versus more than 2,600 linked to …

Polio in US, UK and Israel reveals rare risk of oral vaccine
2 years, 7 months ago

Polio in US, UK and Israel reveals rare risk of oral vaccine

The Independent  

For free real time breaking news alerts sent straight to your inbox sign up to our breaking news emails Sign up to our free breaking news emails Sign up to our free breaking news emails SIGN UP I would like to be emailed about offers, events and updates from The Independent. Since 2017, there have been 396 cases of polio …

Polio has been silently spreading in New York since April, CDC study suggests
2 years, 7 months ago

Polio has been silently spreading in New York since April, CDC study suggests

The Independent  

The latest headlines from our reporters across the US sent straight to your inbox each weekday Your briefing on the latest headlines from across the US Your briefing on the latest headlines from across the US SIGN UP I would like to be emailed about offers, events and updates from The Independent. The study from the US Centers for Disease …

Biggest polio threat in years sparks alarms from New York to California
2 years, 7 months ago

Biggest polio threat in years sparks alarms from New York to California

LA Times  

In this July 18, 1962, photo, a girl in Atlanta swallows a lump of sugar coated with a dose of polio vaccine. Los Angeles County Public Health Director Barbara Ferrer said there’s discussion about tracking polio in wastewater, especially in areas with low vaccination rates. “If you’re an unvaccinated or incompletely vaccinated adult, please choose now to get the vaccine,” …

Children under 10 will get polio boosters as virus returns to UK after 40 years
2 years, 7 months ago

Children under 10 will get polio boosters as virus returns to UK after 40 years

The Independent  

Children under 10 are set to be offered polio vaccine boosters amid a rise in the amount of the virus detected in London's sewage works. Health authorities plan to give children the shots regardless of where they are on their polio vaccine schedule, in a bid to prevent what would be the first community outbreak of the disease in the …

London kids to be offered polio shot after more virus found
2 years, 7 months ago

London kids to be offered polio shot after more virus found

Associated Press  

LONDON — Children ages 1-9 in London were made eligible for booster doses of a polio vaccine Wednesday after British health authorities reported finding evidence the virus has spread in multiple areas of the city but found no cases of the paralytic disease in people. Britain’s Health Security Agency said it detected viruses derived from the oral polio vaccine in …

Worried About Polio? Here's What Experts Want You To Know.
2 years, 8 months ago

Worried About Polio? Here's What Experts Want You To Know.

Huff Post  

ROGER HARRIS/SCIENCE PHOTO LIBRARY via Getty Images For the first time in nearly a decade, vaccine-derived polio was detected in the United States. “The big lesson, with monkeypox and polio now: What happens somewhere else in the world, it doesn’t stay there,” said Dr. Scott Roberts, the associate medical director of Infection Prevention at Yale New Haven Hospital. “It wasn’t …

What to know about polio and the first US case in nearly 10 years
2 years, 8 months ago

What to know about polio and the first US case in nearly 10 years

Al Jazeera  

Health authorities say the case may have originated outside of the United States. The first case of polio in the United States in nearly 10 years has been identified in the state of New York in a young unvaccinated man. The New York State Health Department said in a statement on Thursday the case in Rockland County may have originated …

The first U.S. case of polio since 2013 has been detected in New York
2 years, 8 months ago

The first U.S. case of polio since 2013 has been detected in New York

NPR  

The first U.S. case of polio since 2013 has been detected in New York Enlarge this image toggle caption Sarah Poster and Meredith Boyter Newlove from the CDC via AP Sarah Poster and Meredith Boyter Newlove from the CDC via AP A case of polio has been detected in New York, the first instance of the virus in almost a …

Polio virus found in United Kingdom sewage samples; risk to public low
2 years, 9 months ago

Polio virus found in United Kingdom sewage samples; risk to public low

India TV News  

Highlights Health officials in Britain warned parents to ensure their children been vaccinated against polio Polio virus that causes the disease was found in London sewage samples in recent months The UK Health Security Agency said it believes the virus was vaccine-derived Health officials in Britain warned parents on Wednesday to ensure their children have been vaccinated against polio after …

Polio virus found in UK sewage samples; risk to public low
2 years, 9 months ago

Polio virus found in UK sewage samples; risk to public low

Associated Press  

LONDON — Health officials in Britain warned parents Wednesday to ensure their children have been vaccinated against polio after the virus that causes the disease was found in London sewage samples in recent months. The U.K. Health Security Agency said it believes the virus was “vaccine-derived,” meaning it came from someone who received the live polio vaccine abroad. Authorities stressed …

Floundering polio eradication
2 years, 11 months ago

Floundering polio eradication

The Hindu  

The recent news of wild poliovirus type 1 in Malawi imported from Pakistan and of polio outbreak in Israel caused by ‘circulating vaccine-derived poliovirus type 3’ are visible signs of floundering polio eradication. India conducts one annual national and two sub-national pulse immunisation campaigns with bivalent OPV for all children below five years, in addition to routine immunisation with five …

Israel in polio vaccine drive after recording first case since 1988
2 years, 11 months ago

Israel in polio vaccine drive after recording first case since 1988

The Independent  

For free real time breaking news alerts sent straight to your inbox sign up to our breaking news emails Sign up to our free breaking news emails Sign up to our free breaking news emails SIGN UP I would like to be emailed about offers, events and updates from The Independent. Read our privacy policy Israel has launched a polio …

Israel finds first case of polio in over 30 years in four year old
3 years ago

Israel finds first case of polio in over 30 years in four year old

Daily Mail  

A three year old girl in Jerusalem, Israel, has come down as the first case of polio in the Middle Eastern country in over 30 years, local officials report. It is the nation's first confirmed case since 1988 The young girl's case was reported to local health authorities after she felt symptoms of paralysis, the Wall Street Journal reports. While …

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