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1. Point mutations were created by oligonucleotide-mediated site-directed mutagenesis and confirmed by DNA sequencing.

2. Myc point mutants were generated by site-directed mutagenesis using standard methods.

3. So we started doing transposon mutagenesis.

4. Through the single factor experiment determination ultraviolet ray mutagenesis's time, and under this mutagenesis time's condition, the natto bacillus carries on mutafacient processing to T-3.

5. The strategies of large - scale mutagenesis and gene screening include chemical mutagenesis , insertional mutagenesis and gene trap.

6. The Ames test was negative and no mutagenesis was detected in the experiments mentioned above.

7. It demonstrated, that the mutagenesis of C812A and C814A could signally change the dissolvability of inclusion bodies.

8. Insertional mutagenesis is a method for identifying genes by using the integration of DNA as the mutagen , thereby facilitating the cloning of the mutated gene.

9. The paper brief talks the drinking water's mutagenesis from organic pollution.

10. Site - directed mutagenesis can correctly change the base sequence and get mutant proteins.

11. Object:Throngh mutagenesis and selection of producing xanthocillin, at last we improve the producing level of penicillin.

12. Unnatural amino acid site - directed mutagenesis was applied to adenylate kinase to study its mechanism.

13. Transposon mutagenesis and suicide vectors are mainly used for gene targeting in other microbes.

14. Cancer genetics, somatic mutagenesis, DNA repair, genomics and molecular medicine.

15. Methods of domestication and UV mutagenesis were used to prepare tea wine yeast.

16. The feasibility of the protoplast mutagenesis for increasing productivity was studied on a Claviceps paspali strain, which was not easy to produce conidia under laboratory conditions.

17. The mutagenesis of acerose leaf may be occurred in several polymorphic loci.

18. Mutagenesis library is developed for identifying key residues of protein, raising the affinity and prolonging half - lif.

19. Chemical mutagenesis breeding is an new method to breed crop varieties by chemical mutagenesis.

20. On the basis of orthogonal design and colonial diameter as mutation target, the mutagenesis effect of NTG on Pleurotus sp. 8405 is studied.

21. The root system of the germinating seed was treated with colchicines(0.1%) to induce peanut(Arachis hypogaea L. ) mutagenesis.

22. The article describes the advances in the research of D-ribose with fermentation. It focuses on the screening of strain and the condition of mutagenesis.

23. Auxotrophic mutants of Trichoderma harzianum tolerant to carbendazim were obtained by UV-light mutagenesis and carbendazim induction on PDA medium.

24. A near commercial line of sugarcane, resistant to smut, has been produced through in vitro mutagenesis.

25. Most of the chlorinated organic compounds are regarded as high toxic, refractory and carcinogen with the negative effects of"carcinogenesis, teratogenesis and mutagenesis".

26. Point mutation was produced in the cellular receptor binding region of hepatitis A virus VP1 based on PCR directed mutagenesis.

27. Imidazolinones are broad spectrum herbicides . Their target is the enzyme acetohydroxyacid synthase. Through mutagenesis and selection a series of imidazolinone herbicide-resistant crops were created.

28. By the experiment of genetics stability, it showed that genetic variation of the strain had already taken place. It was the highest strain of the tylosin of selective breeding after space mutagenesis.

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29. To prevent resorting mutation, TQ 111 strain was selected for UV mutagenesis strains with.

30. Methods: Non - glycosylated pro - urokinase was created by Asn 302 - Ala 302 mutagenesis.