杨树勋与新惜花散杨树勋是我国近代著名的药物学家、制药化学的先驱者之一。他早年曾就读于美国哥伦比亚大学，获化学学士学位，后又入芝加哥大学深造，先后获得化学硕士、博士学位。曾被聘为美国洛氏医学研究院国际研究员。回国后，曾任北京协和医学院副教授，国立中央研... Yang Shu-hsun and Xin Xi Hua San-feng Yang Shu-hsun, one of the pioneers of modern pharmaceutical pharmacy and pharmaceutical chemistry in modern China, In his early years, he studied at the University of Columbia, received a bachelor’s degree in chemistry, then went to the University of Chicago for further studies, has received a master’s degree in chemistry, a doctorate. He has been hired as an international researcher at the Rockwell Medical Institute in the United States. After returning home, he served as an associate professor of Beijing Union Medical College, National Central Research ...