Tag: blood vessel

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Breakthrough in Artificial Organ Cultivation

On November 14, the University of Oulu in Finland announced that their researchers have developed a new method to create functional blood vessels within organoids—miniature models of organs grown in ...

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Why is blood red, but veins appear blue?

Many people believe that oxygen-rich blood is red, while oxygen-poor blood is blue, which is why veins often appear bluish. But is this belief correct?The answer is: No. Blood is ...