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公开(公告)号:US11142777B2
公开(公告)日:2021-10-12
申请号:US16498269
申请日:2018-03-29
Inventor: Yong Jun Choi , Sun Wook Jeong , Jua Kim , Eunkyung Hong , Kwang Jin Cho
Abstract: The present invention relates to a method for preparing a mutant strain having high producibility of phytoene and a mutant strain prepared thereby. More particularly, a Deinococcus radiodurans mutant strain, prepared by the method of the present invention, having high producibility of phytoene, does not retain an artificial antibiotic-resistant gene, although constructed by introducing a metabolism engineering method, and has high producibility of phytoene. Thus, the mutant strain prepared according to the method can find useful applications in the mass production of phytoene.
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公开(公告)号:US11302455B2
公开(公告)日:2022-04-12
申请号:US16348594
申请日:2017-10-19
Inventor: Yong Jun Choi
Abstract: A method for removing iodine by using Deinococcus radiodurans having a gold nanoparticle synthesis ability is disclosed. More particularly, a method for removing radioactive iodine by adsorbing radioactive iodine onto gold nanoparticles synthesized in cells of Deinococcus radiodurans is disclosed. A recombinant microorganism having an enhanced radioactive iodine removal ability according to the present invention may selectively remove radioactive iodine present in various types of solutions at a high efficiency of 99% or higher, and thus may be very effective in removing radioactive iodine generated in large-scale hospitals, industries, nuclear facility accidents, and the like.
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3.
公开(公告)号:US20190355487A1
公开(公告)日:2019-11-21
申请号:US16348594
申请日:2017-10-19
Inventor: Yong Jun Choi
Abstract: A method for removing iodine by using Deinococcus radiodurans having a gold nanoparticle synthesis ability is disclosed. More particularly, a method for removing radioactive iodine by adsorbing radioactive iodine onto gold nanoparticles synthesized in cells of Deinococcus radiodurans is disclosed. A recombinant microorganism having an enhanced radioactive iodine removal ability according to the present invention may selectively remove radioactive iodine present in various types of solutions at a high efficiency of 99% or higher, and thus may be very effective in removing radioactive iodine generated in large-scale hospitals, industries, nuclear facility accidents, and the like.
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