Watch 5:55
Ebola vaccine results are encouraging — but preliminary
On Thursday, results from the World Health Organization's two-year trial studying the Ebola virus were published. They indicate that the vaccine is effective -- but it still needs to be approved by regulatory agencies. Hari Sreenivasan speaks with Dr. Anthony…
Watch 5:18
What you need to know about South Florida Zika scare
The Food and Drug Administration asked two South Florida counties — Miami-Dade and Broward — to immediately halt blood donations as what looks like four cases of locally transmitted, mosquito-borne Zika virus are investigated. Hari Sreenivasan talks with Dr. Anthony…
Florida may use GMO mosquitos to fight Zika. Here’s what you should know
MIAMI — The spread of the Zika virus in Latin America is giving a boost to a British biotech firm's proposal to deploy a genetically modified mosquito to try to stop transmission of the disease.
Watch 6:04
Why is Zika virus spreading so quickly?
Weeks ago, hardly anyone in the U.S. knew what the Zika virus was. Now the mosquito-borne illness is raising serious fears, especially for pregnant women. Judy Woodruff talks to Dr. Anthony Fauci of the National Institutes of Health about the…
WASHINGTON — The U.S. government is beginning research into a possible vaccine for the mosquito-borne Zika virus that is suspected of causing an unusual birth defect as it spreads in Latin America.
A clinical trial in Guinea found that an experimental vaccine was 75 to 100 percent effective in blocking new infections of the Ebola virus. Hari Sreenivasan speaks to Dr. Anthony Fauci of the National Institutes of Health about the vaccine.
For the first time, an experimental vaccine taken by 20 healthy adults is successfully and safely stimulating an immunity against Ebola. Judy Woodruff talks to Anthony Fauci of the National Institutes of Health on how the vaccine was developed and…
WASHINGTON — A top U.S. health official says long-anticipated clinical trials of a possible Ebola vaccine will start soon in West Africa, as the global response to the outbreak took on added urgency with new cases in Mali and reports…
WASHINGTON — For Americans wondering why President Barack Obama hasn't forced all states to follow a single, national rule for isolating potential Ebola patients, the White House has a quick retort: Talk to the Founding Fathers.
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