Central nuclei

1. Thyroxine decreases central nuclei in mice.

   “T4 treatment decreases the number of central nuclei, indicative of newly formed fibers.”

   Animals7 days after injury by 1.2% BaCl2 injectiontibial anterior7.5 ng/g body weightmales

   Thyroxine does not improve skeletal muscle regeneration after injury in aged mice

   The Journal of endocrinology·25 Nov 2025

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