Nova Season 5 Episode 3 - Blueprints In The Bloodstream

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Watch Nova season 5 episode 3 online for free at WatchSeriesLite. It has been known since the turn of the century that there are four human blood groups, based on different red cells and serum characteristics. NOVA looks at the more recent discovery that the different white cell types, as determined by a variety of different molecular markers on the cell surface, open up the possibility of the prevention of disease. A weekly documentary series, each episode providing an in-depth look at a different subject of scientific research. Subjects examined by this show have included…

Air Date: January 18, 1978

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