artificial mutant造句

• They contribute to innate host defense against a number of bacterial and fungal pathogens , even some of the pathogens resistant to conventional antibiotics . more than 300 peptide antibiotics have been found so far , and some have natural or artificial mutants
  迄今已从动物、植物、昆虫等生物体内分离到肽抗生素300多种，新的肽抗生素还在不断被发现，有的类别还发现存在多种突变体。
• Ii ) the renaturation of synthetic hpab was carried out in glutathione oxidation / reduction solution ( l : 10 ) . the renatured synthetic hpab could kill escherichia coli , pseudomonas aeruginosa and staphylococcus aureus on lb agar plates . thirdly , construction of artificial mutants of hpab
  3 .突变体的设计及其重组杆状病毒构建:采用同源模建法分析hpab一p的空间结构，并以此结构为基础，设计hpab一p突变体hpab一p38和hpab一p34 。