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Using cultured SSCs, we show that ROS are generated via the AKT and MEK signaling pathways under conditions where the growth factors glial cell line-derived neurotrophic factor and fibroblast growth factor 2 drive SSC self-renewal and, instead, stimulate self-renewal at physiological levels. ÈçÌ⣬ÊÇÏëÇë½ÌÕâ¸ö³¤¾äÀïÃæµÄinstead£¨ºì×Ö£©ÈçºÎ·Ò룬insteadºóÃæµÄ»°ºÍÇ°ÃæµÄ»°¹¹³Éʲô¹ØÏµ¡£ÆäËûµÄ²¿·ÖÉæ¼°×¨Òµ´Ê»ã±È½Ï¶à£¬¿É²»±Ø·Òë |
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