1月12日生物经济（970038）指数涨1.74%，成份股迪安诊断（300244）领涨

Group 1 - The core index of the biotechnology sector, the Biotechnology Index (970038), closed at 2297.26 points, reflecting a 1.74% increase with a trading volume of 34.699 billion yuan and a turnover rate of 2.6% [1] - Among the constituent stocks of the Biotechnology Index, 35 stocks experienced an increase, with Dean Diagnostics leading the rise at 19.98%, while 14 stocks saw a decline, with New Industry leading the drop at 3.84% [1] Group 2 - In terms of capital flow, the Biotechnology Index constituents experienced a net outflow of 190 million yuan from major funds, while retail investors saw a net inflow of 286 million yuan [2] - The detailed capital flow indicates that speculative funds had a net outflow of approximately 95.6729 million yuan [2]