花生四烯酸高产菌株选育研究进展 - 中国食品发酵工业研究院-中文版 关键词： 花生四烯酸；诱变；菌种选育[gap=805]Key words: Arachidonic acid; Mutation; Strain improvement
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近代中美水稻品种改良交流与合作探析 _ 中国经济史论坛 关键词】近代；农科留学生；水稻育种；品种改良；交流与合作 [gap=12395]riod；returned students majored in agricultural science；rice strains cultivation；strains improvement；exchange and cooperation
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The application of epigenetic theory in filamentous fungi is becoming a new strategy for fungal strain improvement and a powerful method to obtain novel natural products.
丝状真菌表观遗传学正逐渐成为真菌菌株改良的新策略以及挖掘真菌次级代谢产物合成潜力的强有力手段。
参考来源 - 丝状真菌次级代谢产物生物合成的表观遗传调控With the advances in fungal molecular genetics,strain improvement,and especially fungal genomics, filamentous fungi are developed as microbial cell factories for the production of homologous and heterologous proteins.
近年来,随着真菌分子遗传技术和菌种改良策略的进步,尤其是真菌基因组学的发展,利用丝状真菌生产内外源蛋白越来越受到关注。
参考来源 - 黑曲霉蛋白降解相关基因功能研究Strain improvement, scale-up of fermentation processes and kinetics of the three antibiotics (pristinamycin, teicoplanin, and rifamycin 13) were studied. he production medium of pristinamycin by S(reptomyces prisiinaespiralis ATCC 25486 was optimized.
本文对原始霉素、替考拉宁和利福霉素B三种抗生素的菌种选育、发酵工艺、发酵放大及发酵动力学进行了研究。
参考来源 - 抗生素发酵的若干微生物及工程问题研究·2,447,543篇论文数据，部分数据来源于NoteExpress
Recombinant gene technology is widely employed in research and development for strain improvement.
重组基因技术被广泛应用于菌种改良的研究和开发。
So the mechanisms of antibiotic production, strain improvement for the productivity are important themes.
因此，抗生素的生产机制，为生产力的应变改善是重要的主题。
The improvement in relations is so fragile that it may not withstand the strain of potential Western action in Iran.
此次关系的改善无比脆弱，也许根本承受不住伊朗潜在的西方活动的威胁。
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