Longitudinal Changes of Transcriptional Levels of bHLH, MYB and WD40 and Their Relationships with Total Anthocyanin Contents in the Green-purple Aerial Stems of Panax notoginseng

• Chaoshan GU, 
• Changling ZHAO, 
• Lingfei ZANG, 
• Guosong WEN, 
• Shaozhong XU, 
• Hongling ZHANG, 
• You ZHANG, 
• Fan GU