Patents by Inventor Choong-Min Ryu
Choong-Min Ryu has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20240148670Abstract: The present invention relates to an antimicrobial adjuvant containing a biphenyl derivative compound as an active ingredient, and a technology of various uses thereof. The compound of the present invention reduces the dosage of polymyxin antibiotics, which are administered to inhibit the proliferation of gram-negative bacteria, by enhancing the sensitivity of the gram-negative bacteria with respect to the polymyxin antibiotics, is concomitantly administered with the polymyxin antibiotics to show gram-negative bacteria growth inhibitory and killing effects, may notably reduce side effects such as nephrotoxicity, and may prevent or treat sepsis and septic shock due to antibiotic overuse.Type: ApplicationFiled: January 28, 2022Publication date: May 9, 2024Applicant: KOREA RESEARCH INSTITUTE OF BIOSCIENCE AND BIOTECHNOLOGYInventors: Jun-Seob KIM, Choong-Min RYU, Seon-Yeong KIM
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Publication number: 20230292763Abstract: The present invention relates to four types of Gram-positive bacteria (Brevibacterium frigoritolerans (HRS1, KCTC 14301BP), Bacillus niacini (HRS2, KCTC 14302BP), Solibacillus silvestris (HRS3, KCTC 14303BP), and Bacillus luciferensis (HRS4, KCTC 14304BP) strains), which increase resistance of plants against plant pathogens and to a composition of a biocontrol agent by using same and, more specifically, to a microbial fertilizer having a control effect against microbial diseases such as bacterial wilt occurring in crops (tomatoes, peppers, etc.), and against pests such as aphids by using the strains alone or a mixture thereof.Type: ApplicationFiled: March 8, 2023Publication date: September 21, 2023Inventors: Choong Min RYU, Sang Moo LEE
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Patent number: 11051518Abstract: The present invention provides a strain of Pseudozyma churashimaensis RGJ1, which is isolated from a pepper plant and leads to induced systemic resistance against plant pathogens or plant viruses; a microbial preparation for controlling plant diseases or increasing plant yields, including, as an active ingredient, the strain or a culture thereof; a method for preparing the microbial preparation, including a step of culturing the strain; and a method for controlling plant diseases, including a step of performing dipping treatment, soil drenching treatment or spraying treatment onto aerial foliage for a plant seedling with the strain or the culture thereof.Type: GrantFiled: June 27, 2016Date of Patent: July 6, 2021Assignee: KOREA RESEARCH INSTITUTE OF BIOSCIENCE AND BIOTECHNOLOGYInventors: Choong-Min Ryu, Ga-Hyung Lee
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Publication number: 20200029574Abstract: The present invention provides a strain of Pseudozyma churashimaensis RGJ1, which is isolated from a pepper plant and leads to induced systemic resistance against plant pathogens or plant viruses; a microbial preparation for controlling plant diseases or increasing plant yields, including, as an active ingredient, the strain or a culture thereof; a method for preparing the microbial preparation, including a step of culturing the strain; and a method for controlling plant diseases, including a step of performing dipping treatment, soil drenching treatment or spraying treatment onto aerial foliage for a plant seedling with the strain or the culture thereof.Type: ApplicationFiled: June 27, 2016Publication date: January 30, 2020Applicant: Korea Research Institute of Bioscience and BiotechnologyInventors: Choong-Min RYU, Ga-Hyung LEE
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Patent number: 9781938Abstract: The present invention relates to a method of eliciting plant immune responses based on seed priming by using the heat (high temperature)-treated culture solution of Bacillus spp, and the high pressure-sterilized culture solution of Bacillus sp. strains PB69 and 1628 which have been selected in the present invention exhibits an activity of eliciting induced systemic resistance similar to BTH, and also has an effect for inducing promoted plant growth and controlling plant diseases, and thus it is expected to contribute to enhance the crop productivity.Type: GrantFiled: November 13, 2013Date of Patent: October 10, 2017Assignee: KOREA RESEARCH INSTITUTE OF BIOSCIENCE AND BIOTECHNOLOGYInventors: Choong Min Ryu, Geun Cheol Song
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Patent number: 9456608Abstract: The present invention relates to a recombinant vector containing a plant disease resistance-related 1B8-4-D7 gene from the soil metagenome, a host cell transformed with the recombinant vector, a recombinant protein produced by the transformed host cell, a plant disease resistance enhancer including the transformed host cell or the recombinant protein as an effective component, a method of enhancing resistance against plant pathogens including eliciting induced resistance by treating a plant with a composition including the transformed host cell or the recombinant protein, and a preparation for controlling plant disease including the transformed host cell or the recombinant protein.Type: GrantFiled: November 18, 2013Date of Patent: October 4, 2016Assignee: KOREA RESEARCH INSTITUTE OF BIOSCIENCE AND BIOTECHNOLOGYInventors: Choong Min Ryu, Hyo Bee Park
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Publication number: 20150289515Abstract: The present invention relates to a method of eliciting plant immune responses based on seed priming by using the heat (high temperature)-treated culture solution of Bacillus spp, and the high pressure-sterilized culture solution of Bacillus sp. strains PB69 and 1628 which have been selected in the present invention exhibits an activity of eliciting induced systemic resistance similar to BTH, and also has an effect for inducing promoted plant growth and controlling plant diseases, and thus it is expected to contribute to enhance the crop productivity.Type: ApplicationFiled: November 13, 2013Publication date: October 15, 2015Inventors: Choong Min Ryu, Geun Cheol Song
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Publication number: 20140140960Abstract: The present invention relates to a recombinant vector containing a plant disease resistance-related 1B8-4-D7 gene from the soil metagenome, a host cell transformed with the recombinant vector, a recombinant protein produced by the transformed host cell, a plant disease resistance enhancer including the transformed host cell or the recombinant protein as an effective component, a method of enhancing resistance against plant pathogens including eliciting induced resistance by treating a plant with a composition including the transformed host cell or the recombinant protein, and a preparation for controlling plant disease including the transformed host cell or the recombinant protein.Type: ApplicationFiled: November 18, 2013Publication date: May 22, 2014Applicant: Korea Research Institute of Bioscience and BiotechnologyInventors: Choong Min RYU, Hyo Bee PARK
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Publication number: 20130267422Abstract: The present invention relates to a composition for controlling plant disease comprising 3-pentanol as an effective component, a method of controlling plant disease including treating a plant with 3-pentanol for inducing induced systemic resistance, a formulation for controlling plant disease comprising the composition, a composition for controlling plant disease comprising, as an effective component, Bacillus amyloliquefaciens IN937a strain which produces 3-pentanol, and a method of controlling plant disease including treating a plant with the composition for inducing induced systemic resistance.Type: ApplicationFiled: June 19, 2013Publication date: October 10, 2013Inventors: Choong Min RYU, Hwe Su Yi, Hye Kyung Choi
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Patent number: 8329430Abstract: The present invention relates to a polymyxin synthetase isolated from Gram-positive Paenibacillus sp. and a gene cluster encoding the same, more precisely a polymyxin synthetase isolated from Paenibacillus polymyxa E681, ATCC21830 and F4 strains, a gene cluster encoding thereof and a preparation method of polymyxin or its derivatives using the gene cluster. The polymyxin synthetase of the present invention can be effectively used for the increase of productivity of polymyxin and the development of a novel antibiotic.Type: GrantFiled: March 19, 2010Date of Patent: December 11, 2012Assignee: Korea Research Institute of Bioscience and BiotechnologyInventors: Seung-Hwan Park, Jihyun F Kim, ChoongHwan Lee, Soo-Keun Choi, Heayoung Jeong, Seong-Bin Kim, Yon Kyoung Park, Rumi Kim, Choong-Min Ryu, Soo-Young Park
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Publication number: 20100279347Abstract: The present invention relates to a polymyxin synthetase isolated from Gram-positive Paenibacillus sp. and a gene cluster encoding the same, more precisely a polymyxin synthetase isolated from Paenibacillus polymyxa E681, ATCC21830 and F4 strains, a gene cluster encoding thereof and a preparation method of polymyxin or its derivatives using the gene cluster. The polymyxin synthetase of the present invention can be effectively used for the increase of productivity of polymyxin and the development of a novel antibiotic.Type: ApplicationFiled: March 19, 2010Publication date: November 4, 2010Applicant: Korea Research Institute of Bioscience and BiotechnologyInventors: Seung-Hwan Park, Jihyun F. Kim, ChoongHwan Lee, Soo-Keun Choi, Heayoung Jeong, Seong-Bin Kim, Yon Kyoung Park, Rumi Kim, Choong-Min Ryu, Soo-Young Park
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Publication number: 20100281585Abstract: The present invention relates to a composition for increasing resistance to plant pathogen by inducing an immune reaction of a plant wherein said composition comprises bacterial genetic materials as an effective component, a method for increasing resistance to plant pathogen by inducing an immune reaction of a plant wherein said method comprises a step of treating the plant with bacterial genetic materials, a plant produced by mentioned method to have increased resistance to plant pathogen, and seeds of such plant.Type: ApplicationFiled: November 23, 2007Publication date: November 4, 2010Applicant: KOREA RESEARCH INSTITUTE OF BIOSCIENCE AND BIOTECHNOLOGYInventors: Choong Min Ryu, Bo Young Lee, Soo Hyun Lee
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Patent number: 7811790Abstract: The present invention relates to a polymyxin synthetase isolated from Gram-positive Paenibacillus sp. and a gene cluster encoding the same, more precisely a polymyxin synthetase isolated from Paenibacillus polymyxa E681, a gene cluster encoding thereof and a preparation method of polymyxin or its derivatives using the gene cluster. The polymyxin synthetase of the present invention can be effectively used for the increase of productivity of polymyxin and the development of a novel antibiotic.Type: GrantFiled: November 8, 2006Date of Patent: October 12, 2010Assignee: Korea Research Institute of Bioscience and BiotechnologyInventors: Seung-Hwan Park, Jihyun F. Kim, ChoongHwan Lee, Soo-Keun Choi, Heayoung Jeong, Seong-Bin Kim, Yon Kyoung Park, Rumi Kim, Choong-Min Ryu, Soo-Young Park
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Publication number: 20090226964Abstract: The present invention relates to a polymyxin synthetase isolated from Gram-positive Paenibacillus sp. and a gene cluster encoding the same, more precisely a polymyxin synthetase isolated from Paenibacillus polymyxa E681, a gene cluster encoding thereof and a preparation method of polymyxin or its derivatives using the gene cluster. The polymyxin synthetase of the present invention can be effectively used for the increase of productivity of polymyxin and the development of a novel antibiotic.Type: ApplicationFiled: November 8, 2006Publication date: September 10, 2009Applicant: Korea Research Instituteof Bioscience and BiotechnologyInventors: Seung-Hwan Park, Jihyun F. Kim, ChoongHwan Lee, Soo-Keun Choi, Heayoung Jeong, Seong-Bin Kim, Yon Kyoung Park, Rumi Kim, Choong-Min Ryu, Soo-Young Park
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Publication number: 20090138988Abstract: The invention provides methods of increasing resistance to disease in a plant. Also provided are plant steroid biosynthesis enzyme coding sequences, including sequences for squalene synthase, constructs comprising these sequences, plants transformed therewith and methods of use thereof. Methods for producing a plant with increased disease resistance are also provided. In certain aspects of the invention, methods for producing plants transformed with the nucleic acids are provided, the transformed plants exhibiting improved disease resistance.Type: ApplicationFiled: July 21, 2008Publication date: May 28, 2009Inventors: Keri Wang, Choong-Min Ryu, Kirankumar Mysore
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Patent number: 7476780Abstract: The invention provides novel methods and compositions for modulating gene function in plants. In particular, the invention provides methods and compositions that allow efficient induction of virus-induced gene silencing in plants. The invention is significant in that it allows high throughput analysis of gene function in plants.Type: GrantFiled: April 15, 2005Date of Patent: January 13, 2009Assignee: The Samuel Roberts Noble FoundationInventors: Choong-Min Ryu, Kirankumar S. Mysore
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Publication number: 20060037105Abstract: The invention provides novel methods and compositions for modulating gene function in plants. In particular, the invention provides methods and compositions that allow efficient induction of virus-induced gene silencing in plants. The invention is significant in that it allows high throughput analysis of gene function in plants.Type: ApplicationFiled: April 15, 2005Publication date: February 16, 2006Inventors: Choong-Min Ryu, Kirankumar Mysore