flu strain

Health officials say a novel strain of swine flu has sickened two children in Pennsylvania and Indiana....

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(University of Chicago Medical Center) Although the 2009 H1N1 influenza pandemic infected an estimated 60 million people and hospitalized more than 250,000 in the United States, it also brought one significant benefit -- clues about how to make a vaccine that could protect against multiple strains of influenza.

(Rice University) Rice University scientists have found a way to predict rapidly whether a new strain of the influenza virus should be included in the annual seasonal flu vaccine.

While it sometimes takes new flu strains up to three years to become dominant worldwide, the new method can predict whether they will become dominant as little as two weeks after the strain's genetic sequence first appears in the publicly available GenBank database.

LONDON (AP) -- The World Health Organization's flu chief said the swine flu virus has now become the predominant flu strain worldwide....

WASHINGTON (AP) -- Flu season's in full swing two months early this year - and nearly all the cases are the new swine flu strain that so far is targeting mostly children and younger adults....

TORONTO (MedPage Today) -- The worst of the U.S. outbreak of the novel H1N1 flu strain may be over, a CDC official said.

TORONTO (MedPage Today) -- The intense hunt for cases of the novel H1N1 flu strain has turned up a puzzling incidence of regular seasonal flu, the CDC said.

WASHINGTON (AP) -- A never-before-seen flu strain - a mix of pig, human and bird viruses - has turned killer in Mexico and is causing milder illness in the United States and elsewhere.

While authorities say it's not time to panic, they are taking steps to stem the spread and urging people to pay close attention to the latest health warnings.

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