pOanrtcoef tthheesyomhaitve.eHbeereenHHsps efrcoimfiethdeansotsolcohwor-dtwiniitticahllyprogenitors induce slow-twitch muscle fibres [108], and the upregulation of ptc in those cells creates a barrier and beginthtaot lidmifitfsetrheenstpiraetaed, otfhHeyH mthroovugehloauttetrhaelmlyyaotwomaey...