Author(s): <p>Michel Leclerc</p>
Immunocompetent cells were described in the sea star Asterina gibbosa: they recognize specifically various antigens as HRP (Horse-radish peroxydase) ,Alkalin phosphatase, trypsin ....On the other hand when certain Asterina gibbosa were immunized with Bence-Jones protein , other ones with Rat IGG: a crossed immune reaction occurs. The potential sea star immune system is not broad enough to detect such antigens
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