Multiple thyroid hormone-induced muscle growth and death programs during metamorphosis in Xenopus laevis.


Xenopus laevis tadpole tails contain fast muscle fibers oriented in chevrons and two pairs of slow muscle "cords" along the length of the tail. When tail resorption is inhibited by a number of different treatments, fast muscle but not the slow cord muscle still is lost, demonstrating that the fast tail muscle is a direct target of the thyroid hormone… (More)

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