广藿香的“重生”,是南药种业攻关的一个缩影。作为藿香正气等中成药的核心原料,广藿香每年药用需求量达3万—5万吨。然而,由于长期依赖扦插繁殖导致种性退化,严重制约产业发展。詹若挺带领团队采用系统选优结合分子标记辅助选择的方法,成功选育出“粤藿1号”“粤藿2号”等优良品种,有效满足了产业需求。
Valencia GP — Nov. 22
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In addition, OpenAI said it is addressing its protocols that allowed for the shooter to open a second account. The company said it had a system in place to detect repeat policy offenders and is committing to "strengthening our detection systems to better prevent attempts to evade our safeguards and prioritize identifying the highest risk offenders."
Credit: Samsung