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  1. 19820

    The existence of ancient proteins is no surprise. Evidence of remnants of durable, skeleton-associated proteins such as collagen are not uncommon in the fossil record long before Tyrannosaurus rex. For example, remains of bivalve ligaments are known from the mid-Ordovician, over 400 million years ago. Other durable but pliable organic materials, such as protist resting […]

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  2. Health & Medicine

    Bug versus Bug: Insect virus makes a viable flu vaccine

    A new influenza vaccine churned out by caterpillar cells infected with a genetically engineered virus effectively prevents the flu.

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  3. Primate’s Progress: Macaque genome is usefully different

    A group of 35 labs has unveiled a draft of the genome of the rhesus macaque, the most widely used laboratory primate and a cousin to people.