Fig. 2
Transverse section of hindlimb thigh muscles. Abbreviations: a 1-month old; b 3- month-old; c 5-month- old; d 10-month-old; e, 14-month-old; f 2-year-old; g 3-year-old; h 4-year-old. The hollow arrow refers to 2-, 3- or 4-nuclei myofibers. Magnification, 400x (bar = 50 μm)