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2012年诺贝尔生理学或医学奖——干细胞研究
诺贝尔奖表彰了这两位科学家,他们发现成熟、分化的细胞可以被重编程为能够发育成身体所有组织的未成熟具有干性的细胞。他们的发现彻底改变了我们对细胞和生物体发育过程的理解。
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Is that Document Genuine or Fake? How do They Identify Fake Documents?
This article shows how forensic experts use microscopy for analysis to identify counterfeit, fake documents, such as ID cards, passports, visas, certificates, etc. Then they know if it is genuine or…