Vaccines

The stories of children who participated in polio vaccine tests became a constant in media coverage, appearing alongside warnings and debates.

The Press Made the Polio Vaccine Trials Into a Public Spectacle

As a medical breakthrough unfolded in the early 1950s, newspapers filled pages with debates over vaccine science and anecdotes about kids receiving shots

The vaccine developed by the veterinary pharmaceutical company, Zoetis, was provided to the San Diego Zoo after they requested help in vaccinating other apes when several gorillas tested positive for COVID-19 in January.

San Diego Zoo's Great Apes Receive First Experimental Covid-19 Vaccine for Animals

Five bonobos and four orangutans were treated with a synthetic form of the virus

About 31 million people had been fully vaccinated in the U.S. as of Monday, March 8.

CDC Releases Guidelines for People Vaccinated Against Covid-19

The rules allow small gatherings with other vaccinated people or visits to a single household of unvaccinated people

Sandra Lindsay, an intensive care nurse with Northwell Health, was the first person known to receive the approved vaccine in the United States on December 14, 2020.

First Vial Used in U.S. Covid-19 Vaccinations Joins the Smithsonian Collections

The empty vial, a vaccination card and scrubs worn by nurse Sandra Lindsay, first to be injected, will go on view in a new exhibition in 2022

The authorization is the third Covid-19 vaccine—following Moderna and Pfizer-BioNTech's mRNA vaccines—approved for use in the United States.

FDA Approves Johnson & Johnson Vaccine, Another Valuable Tool Against Covid-19

New vaccines increase the total supply and meet the needs of different communities

Now that several Covid-19 vaccines have been shown safe and effective in adults, the producers can begin clinical trials in adolescents.

Why the Covid-19 Vaccine Rollout Will Be Different for Kids

Pfizer expects to release the first data about vaccine efficacy and safety in adolescents by this summer

The Fever That Struck New York

The front lines of a terrible epidemic, through the eyes of a young doctor profoundly touched by tragedy

Technicians at Canada's main polio vaccine supplier at the time, Connaught Laboratories, working on a step of vaccine formulation in 1955.

The Great Canadian Polio Vaccine Heist of 1959

A theft more than 60 years ago shows how sought-after scarce vaccine doses have been in past epidemics

If approved, the Johnson & Johnson vaccine could become available as soon as March.

Johnson & Johnson Applies for FDA's Emergency Use Authorization for Covid-19 Vaccine—Here's Why That Takes Time

Independent experts will review data from over 40,000 trial participants and meet on February 26 to make a recommendation

An 1802 engraving, The Cow Pock—or—the Wonderful Effects of the New Inoculation plays on the fears of a crowd of vaccinees.

History Shows Americans Have Always Been Wary of Vaccines

Even so, many diseases have been tamed. Will Covid-19 be next?

Public health officials are transforming spacious, open-air venues like Disneyland into "mega-site" vaccination centers.

Eight Unusual Covid-19 Vaccination Sites Around the World

From Disneyland to a Singapore airport, these are some of the surprising places being used as immunization centers

Scientists at the National Black-footed Conservation Center in Colorado inoculated 120 black-footed ferrets against the coronavirus that causes Covid-19.

Experimental Covid-19 Vaccine Reaches America's Endangered Ferrets

Black-footed ferrets are close relatives of minks, which have seen coronavirus outbreaks on fur farms

“He is setting a fine example for the youth of the country,” said a public health official after the King of Rock 'n' Roll received a vaccine on the set of “The Ed Sullivan Show” in October 1956.

How Elvis Helped America Eliminate Polio

The rock star's much-publicized vaccination inspired reluctant U.S. teens to get inoculated

A nurse administers the Pfizer-BioNTech COVID-19 vaccine to a patient in London on December 8. Some experts say the fastest way to test second-generation COVID-19 vaccines is through human challenge trials.

A Brief History of Human Challenge Trials

For more than two centuries, scientists have been intentionally infecting patients with dangerous diseases in order to learn more

The vaccination effort underway is the biggest in United States history.

Distribution Begins for First Covid-19 Vaccine Authorized in the United States

Pfizer-BioNTech’s vaccine received emergency use authorization from the FDA last week

In February, the Covid-19 pandemic halted polio immunization campaigns across Afghanistan and Pakistan, fueling a new resurgence of polio in children. Here, a young girl is given the polio vaccine in the Kabul Province in October after campaigns were resumed.

How Covid-19 Drove New Polio Cases in Afghanistan

Due to the pandemic, a total of 50 million children did not receive the polio vaccine in Afghanistan and Pakistan

But since 2010, the percentage of children around the world receiving the first vaccine has plateaued at around 85 percent; only 71 percent receive the second dose.

A Resurgence of Measles Killed More Than 200,000 People Last Year

Public health experts worry that vaccine availability will be further stalled by the Covid-19 pandemic

The vaccine candidate produced by Pfizer and BioNTech is stable at minus 94 degrees Fahrenheit, so Pfizer developed a suitcase-sized box that uses dry ice to keep between 1,000 and 5,000 doses that cold for 10 days.

Why the Most Promising Covid-19 Vaccines Require Super-Cold Storage

Both Moderna and Pfizer’s vaccines contain mRNA, which must be stored in frigid conditions

A researcher of Stermirna Therapeutics Co., Ltd. shows the experiment to develop an mRNA vaccine targeting the novel coronavirus in east China's Shanghai.

What Are mRNA Vaccines, and Could They Work Against COVID-19?

A technique never before used in humans may be the fastest way to a vaccine against the novel coronavirus

The squalene industry kills around 3 million sharks each year, and if squalene is used in a vaccine to treat everyone in the world, up to half a million sharks will be killed.

500,000 Sharks Could Be Killed in the Race to Produce a Covid-19 Vaccine

Vaccine developers seek a compound called squalene produced in shark livers

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