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3篇 您的检索式:作者名="HE Zengguo"
    题名 作者 年代 出处 被引量
1Genome Sequence of a Marine Carotenoid Producing Yeast Rhodotorula mucilaginosa CYJ03显示文摘Carotenoids are valuable pigments that have been widely used in food,pharmaceutical,animal breeding and cosmetics industries.Due to the increasing demand for carotenoids of natural origin,the trend for production of carotenoids by red yeast has become popular.Strain Rhodotorula mucilaginosa CYJ03 was isolated from northern Yellow Sea of China for its carotenoid producing potential.It was found that the whole genome of CYJ03 was 19.03 Mb in size and contained 6301 protein-coding genes including a gene cluster for the carotenoids biosynthesis.The genome sequence would be valuable for exploring the potential biological properties of CYJ03,as well as for facilitating the molecular genetic analysis and the manipulation of carotenoids accumulation in this strain,and for the development of it as an engineered host for carotenoid production.TANG Wei WANG Yue CAI Yali LIU Shibo ZHANG Jun HE Zengguo 2020Journal of Ocean University of China2020,19,2:3
2Screening and Characterization of Nitrite-Degrading Bacterial Isolates Using a Novel Culture Medium显示文摘In this study,a novel culture medium that simulates shrimp pond conditions was established to screen nitrite-degrading isolates.The medium was supplemented with nitrite as a nitrogen source and shrimp feed as the major carbon source,to achieve the high nitrogen and low carbon nutritional status found in shrimp farming ponds.Screening using this medium identified potent denitrifying Bacillus isolates,among which Bacillus subtilis M7-1 was considered best.M7-1 was able to completely degrade nitrite-N in 24 h without much consumption of dissolved oxygen.Efficient denitrification activity took place in liquid cultures within a set of non-stringent ranges of pH(5.0–9.0),salinity(0–30)and temperature(25–35℃).The denitrifying enzyme gene was amplified,sequenced and further identified as nirS type.In biosecurity assessments,M7-1 had no negative effects on shrimps at a dose of 106 cfu mL−1.M7-1 could therefore be used in aquaculture to reduce and control the nitrogen concentration,and to promote the development of sustainable and healthy culture systems.MA Qingshan HE Zengguo 2020Journal of Ocean University of China2020,19,1:2
3Isolation and identification of a Paenibacillus polymyxa strain that coproduces a novel lantibiotic and polymyxirt显示文摘HE Zengguo KISLA1 D ZHANG Liwen 2007Applied and Environmental Microbiology2007,73,1:1
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