pna

例句:

• The PNA molecules can routinely be labeled with biotin or various fluorophores.
  PNA分子可被生物素和各种荧光团常规标记.
  
• Hepatocellular carcinoma ( HCC ) was positive for PNA, PHA, UEA and SBA.
  肝癌 组织中PNA, PHA, UEA, SBA均阳性.
  
• Unlike DNA and RNA, the PNA backbone is not charged.
  与DNA或RNA不同, PNA的骨架不带负电荷.
  
• Current PNA agreements mean that data can be stored for up to five years.
  来自BBC