Medicine: Hepatitis Hope

A breakthrough vaccine

Hepatitis B can be among the most unpleasant of illnesses. In its more severe form, the viral liver infection produces a loss of appetite, vomiting, fatigue and jaundice. In some cases, the infection leads to cirrhosis or perhaps even cancer of the liver. The villain virus appears in the blood, saliva, semen or breast milk of about 200 million human "carriers" who may show no signs of the disease but can transmit the virus to others.

Now a team of researchers led by Epidemiologist Wolf Szmuness of the New York Blood...

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