行走窄木條時的表現 (VIDEO)

City University of Hong Kong

Caption

於大腦皮層被刺傷後只接受虛假照射（對照組）和真正接受了LDIR（X射線）照射的兩組小鼠，在行走窄木條時的表現比較。對照組小鼠走過窄木條所需的時間更長，滑倒失足次數也更多，顯示沒接受輻射治療的小鼠肌肉協調性和平衡能力下降（上圖）。值得注意的是，曾接受過低劑量X射線照射（治療）的小鼠在創傷性腦損傷後的第二天，已經能夠成功走過窄木條，滑倒失足次數亦較少（下圖）。

Credit

Au, N. P. et al., https://doi.org/10.1016/j.bbi.2023.09.015

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