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�������� Research Scientist Margherita Perillo and collaborators reveal in detail the initiation and early stages of tube formation in the sea star.

�ճ���� is an ancient marine creature that possibly goes back about 480 million years. They are beloved in  in aquariums for their celestial shape, spongy skin, and arm suckers. These  are also helping scientists figure out a crucial life process called tubulogenesis. 

����, examined this process of hollow tube formation in sea stars that provides a blueprint for how the organs of other creatures develop.

 is the formation of various kinds of  in the body. These tubes eventually form blood vessels, digestive tracts, and even complex organs like the heart, kidneys and mammary glands. It is a basic and crucial process that occurs in the embryo stage, and abnormalities during these processes  and even regeneration defects in structures like blood vessel. .

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