Patents by Inventor Yu-Kyoung Oh

Yu-Kyoung Oh 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).

  • Publication number: 20230000984
    Abstract: The present invention relates to a biocompatible photothermal composition that can be used in various fields including the treatment of cancer and skin diseases.
    Type: Application
    Filed: August 22, 2022
    Publication date: January 5, 2023
    Applicant: SEOUL NATIONAL UNIVERSITY R&DB FOUNDATION
    Inventors: Yu-Kyoung OH, Seungbeom Ko
  • Publication number: 20200384110
    Abstract: The present invention relates to a biocompatible photothermal composition that can be used in various fields including the treatment of cancer and skin diseases.
    Type: Application
    Filed: January 2, 2018
    Publication date: December 10, 2020
    Applicant: SEOUL NATIONAL UNIVERSITY R&DB FOUNDATION
    Inventors: Yu-Kyoung OH, Seungbeom KO
  • Patent number: 10172943
    Abstract: Provided is an irinotecan-loaded dual-reverse thermosensitive formulation, which is a dual-reverse thermosensitive hydrogel composition including nanoparticles including irinotecan and lipids; a hydrogel; and a stabilizer.
    Type: Grant
    Filed: January 21, 2016
    Date of Patent: January 8, 2019
    Assignee: INDUSTRY—UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITY ERICA CAMPUS
    Inventors: Han-Gon Choi, Fakhar Ud Din, Dong Wuk Kim, Dong Shik Kim, Chul Soon Yong, Jong Oh Kim, Yu-Kyoung Oh
  • Publication number: 20180147282
    Abstract: Provided is an irinotecan-loaded dual-reverse thermosensitive formulation, which is a dual-reverse thermosensitive hydrogel composition including nanoparticles including irinotecan and lipids; a hydrogel; and a stabilizer.
    Type: Application
    Filed: January 21, 2016
    Publication date: May 31, 2018
    Inventors: Han-Gon CHOI, Fakhar UD DIN, Dong Wuk KIM, Dong Shik KIM, Chul Soon YONG, Jong Oh KIM, Yu-Kyoung OH
  • Patent number: 9555091
    Abstract: The present invention relates to a recombinant baculovirus comprising: (a) a nucleotide sequence encoding a foreign virus envelope protein; (b) a first promoter operatively linked to the envelope-encoding nucleotide sequence; (c) a nucleotide sequence encoding an antigen protein; and (d) a second promoter operatively linked to the antigen-encoding nucleotide sequence; and a vaccine composition using the same. The recombinant baculovirus of the present invention has an excellent efficacy on both humoral and cellular immune responses against a specific antigen (e.g., HPV L1), enabling to function as a more efficient DNA vaccine.
    Type: Grant
    Filed: July 30, 2014
    Date of Patent: January 31, 2017
    Assignees: KONKUK UNIVERSITY INDUSTRIAL COOPERATION CORP., KR BIOTECH CO., LTD.
    Inventors: Young-Bong Kim, Hee Jung Lee, Nuri Park, Yu-Kyoung Oh
  • Patent number: 9217149
    Abstract: The present invention provides a pharmaceutical composition for treating cancer, comprising at least one selected from deoxyribonucleic acids (DNA) for encoding small interfering RNA (siRNA) which complementarily binds to the base sequence of the transcript (mRNA transcript) of the FLJ25416 gene, represented by sequence number 3, sequence number 5, and sequence number 7 to inhibit the intracellular expression of the FLJ25416 gene, antisense RNA which inhibits expression of the FLJ25416 gene, and short hairpin RNA (shRNA) which inhibits expression of the FLJ25416 gene. As the siRNA, which is complementary to the base sequence of the transcript (mRNA transcript) of the FLJ25416 gene, the antisense RNA, and the shRNA, according to the present invention, inhibit expression of the FLJ25416 gene which is known to be expressed in cancer cells, and thus kill cancer cells, the composition of the present invention can be used as a novel anti-cancer agent.
    Type: Grant
    Filed: September 3, 2014
    Date of Patent: December 22, 2015
    Assignee: Korea Research Institute of Bioscience and Biotechnology
    Inventors: Misun Won, Kyung-Sook Chung, Young Joo Kim, Hye Kyung Hong, Young Il Yeom, Chae Ok Yun, Yu-Kyoung Oh, Kyung Bin Song, Hee Gu Lee, Eun Young Song, Young Ho Kim, Moon Hee Kim, Kyeong-Eun Jung
  • Publication number: 20150030621
    Abstract: The present invention relates to a recombinant baculovirus comprising: (a) a nucleotide sequence encoding a foreign virus envelope protein; (b) a first promoter operatively linked to the envelope-encoding nucleotide sequence; (c) a nucleotide sequence encoding an antigen protein; and (d) a second promoter operatively linked to the antigen-encoding nucleotide sequence; and a vaccine composition using the same. The recombinant baculovirus of the present invention has an excellent efficacy on both humoral and cellular immune responses against a specific antigen (e.g., HPV L1), enabling to function as a more efficient DNA vaccine.
    Type: Application
    Filed: July 30, 2014
    Publication date: January 29, 2015
    Inventors: Young-Bong KIM, Hee Jung Lee, Nuri Park, Yu-Kyoung Oh
  • Publication number: 20140371300
    Abstract: The present invention provides a pharmaceutical composition for treating cancer, comprising at least one selected from deoxyribonucleic acids (DNA) for encoding small interfering RNA (siRNA) which complementarily binds to the base sequence of the transcript (mRNA transcript) of the FLJ25416 gene, represented by sequence number 3, sequence number 5, and sequence number 7 to inhibit the intracellular expression of the FLJ25416 gene, antisense RNA which inhibits expression of the FLJ25416 gene, and short hairpin RNA (shRNA) which inhibits expression of the FLJ25416 gene. As the siRNA, which is complementary to the base sequence of the transcript (mRNA transcript) of the FLJ25416 gene, the antisense RNA, and the shRNA, according to the present invention, inhibit expression of the FLJ25416 gene which is known to be expressed in cancer cells, and thus kill cancer cells, the composition of the present invention can be used as a novel anti-cancer agent.
    Type: Application
    Filed: September 3, 2014
    Publication date: December 18, 2014
    Inventors: Misun Won, Kyung-Sook Chung, Young Joo Kim, Hye Kyung Hong, Young Il Yeom, Chae Ok Yun, Yu-Kyoung Oh, Kyung Bin Song, Hee Gu Lee, Eun Young Song, Young Ho Kim, Moon Hee Kim, Kyeong-Eun Jung
  • Patent number: 8846630
    Abstract: The present invention provides a pharmaceutical composition for treating cancer, comprising at least one selected from deoxyribonucleic acids (DNA) for encoding small interfering RNA (siRNA) which complementarily binds to the base sequence of the transcript (mRNA transcript) of the FLJ25416 gene, represented by sequence number 3, sequence number 5, and sequence number 7 to inhibit the intracellular expression of the FLJ25416 gene, antisense RNA which inhibits expression of the FLJ25416 gene, and short hairpin RNA (shRNA) which inhibits expression of the FLJ25416 gene. As the siRNA, which is complementary to the base sequence of the transcript (mRNA transcript) of the FLJ25416 gene, the antisense RNA, and the shRNA, according to the present invention, inhibit expression of the FLJ25416 gene which is known to be expressed in cancer cells, and thus kill cancer cells, the composition of the present invention can be used as a novel anti-cancer agent.
    Type: Grant
    Filed: November 1, 2010
    Date of Patent: September 30, 2014
    Assignee: Korea Research Institute of Bioscience and Biotechnology
    Inventors: Misun Won, Kyung-Sook Chung, Young Joo Kim, Hye Kyung Hong, Young Il Yeom, Chae Ok Yun, Yu-Kyoung Oh, Kyung Bin Song, Hee Gu Lee, Young Ho Kim, Moon Hee Kim, Kyeong-Eun Jung, Seok Hoon Song
  • Patent number: 8431543
    Abstract: The present invention relates to a conjugate of chitosan and polyamine polymer that is useful for transferring a desired gene medicine into cells, and a method for preparing the same. In particular, the present invention relates to a double conjugate that is prepared by 1 in king poly-L-arginine to low molecular weight chitosan or triple conjugate that is prepared by additionally linking polyethylene glycol (PEG) to the double conjugate, and a method for preparing the same. The chitosan based cationic polymer conjugate of the present invention forms a complex with negatively charged gene medicine such as plasmid DNA and small interfering RNA to efficiently transfer the desired gene medicine into cells with low cytotoxicity. Accordingly, the conjugate can be used as an effective delivery system for in vivo administration of gene medicine.
    Type: Grant
    Filed: January 7, 2008
    Date of Patent: April 30, 2013
    Assignee: Engene, Inc
    Inventors: Myung-Ok Park, Yu-Kyoung Oh, Sang Myoung Noh, Sung Sik Bang, Myung Suk Kim
  • Patent number: 8377899
    Abstract: The present invention relates to a composition for the treatment of cervix cancer, more precisely a composition for the treatment of cervix cancer comprising the first active part containing human papilloma virus (referred as “HPV” hereinafter) specific siRNA as an active ingredient and the second active part containing an anticancer agent as an active ingredient. The composition for the treatment of cancer of the present invention has better anticancer effect than the single therapy of the HPV specific siRNA or the anticancer agent, and has an advantage of reducing side effects by using the anticancer agent at a low concentration.
    Type: Grant
    Filed: November 5, 2007
    Date of Patent: February 19, 2013
    Assignee: SNU R&DB Foundation
    Inventors: Young Kee Shin, Hun Soon Jung, Yu Kyoung Oh
  • Publication number: 20130028957
    Abstract: The present invention provides a pharmaceutical composition for treating cancer, comprising at least one selected from deoxyribonucleic acids (DNA) for encoding small interfering RNA (siRNA) which complementarily binds to the base sequence of the transcript (mRNA transcript) of the FLJ25416 gene, represented by sequence number 3, sequence number 5, and sequence number 7 to inhibit the intracellular expression of the FLJ25416 gene, antisense RNA which inhibits expression of the FLJ25416 gene, and short hairpin RNA (shRNA) which inhibits expression of the FLJ25416 gene. As the siRNA, which is complementary to the base sequence of the transcript (mRNA transcript) of the FLJ25416 gene, the antisense RNA, and the shRNA, according to the present invention, inhibit expression of the FLJ25416 gene which is known to be expressed in cancer cells, and thus kill cancer cells, the composition of the present invention can be used as a novel anti-cancer agent.
    Type: Application
    Filed: November 1, 2010
    Publication date: January 31, 2013
    Inventors: Misun Won, Kyung-Sook Chung, Young Joo Kim, Hye Kyung Hong, Young Il Yeom, Chae Ok Yun, Yu-Kyoung Oh, Kyung Bin Song, Hee Gu Lee, Young Ho Kim, Moon Hee Kim, Kyeong-Eun Jung, Seok Hoon Song
  • Patent number: 8318856
    Abstract: The present invention relates to a delivery system for nucleic acid using a cationic polymer conjugate, and more specifically relates to a delivery system for nucleic acid comprising a cationic polymer conjugate prepared by conjugating hyaluronic acid or its derivative and polyethyleneimine, and a composition of delivering a nucleic acid into mammalian cell comprising a complex of the nucleic acid and a cationic polymer conjugate with electrostatic binding.
    Type: Grant
    Filed: April 4, 2008
    Date of Patent: November 27, 2012
    Assignees: Postech Academy-Industry Foundation, Korea University Industry and Academy Collaboration Foundation
    Inventors: Yu-Kyoung Oh, Hyun-Gu Kang, Ji-Seok Kim, Jiang Ge, Ki-Su Kim, Ki-Tae Park, Su-Eun Han, Ga-Yong Shim, Ii-Hwan Cho, Sei-Kwang Hahn
  • Publication number: 20120258038
    Abstract: The present invention relates to a composition for preventing, treating or theranosis of apoptosis-related diseases comprising liposome comprising apoptotic cell-targeting peptides, label substances and a therapeutic agent. The present invention may be used for drug delivery to the apoptotic cells in cancer or tumor mass, the apoptotic myocardial cells in myocardial infarction lesion, the apoptotic stroke cells in stroke lesion, the apoptotic cells in arteriosclerosis lesion and further may be used for detection of the cells and imaging diagnosis. Therefore, it can be used for theranosis as well as preventing or treating the diseases.
    Type: Application
    Filed: May 11, 2012
    Publication date: October 11, 2012
    Applicant: Kyungpook National University Industry-Academic Cooperation Foundation
    Inventors: Byung-Heon Lee, In San Kim, Yu Kyoung Oh
  • Publication number: 20120021044
    Abstract: The present invention provides a novel cationic lipid, a preparation method of the same and a delivery system comprising the same. The cationic lipid of the present invention is used for the preparation of delivery systems of nucleic acids or physiologically active anionic proteins. The cationic lipid of the present invention can be conveniently prepared and purified by a simple process and is therefore economically highly advantageous for industrial-scale production thereof. Further, a nucleic acid or protein delivery system comprising the cationic lipid of the present invention not only significantly improves the intracellular delivery efficiency of desired nucleic acid drugs (such as DNAs, RNAs, siRNAs, antisense oligonucleotides, and nucleic acid aptamers) or anionic proteins having physiological activity, but also is usefully used to augment therapeutic efficacy of nucleic acid or protein drugs due to attenuated cytotoxicity of the delivery system.
    Type: Application
    Filed: August 20, 2008
    Publication date: January 26, 2012
    Applicants: SNU R&DB FOUNDATION, KOREA UNIVERSITY RESEARCH AND BUSINESS FOUNDATION
    Inventors: Yu-Kyoung Oh, Min-Sung Suh, Hye-Jeong Shin, Ga Yong Shim
  • Publication number: 20110160282
    Abstract: The present invention provides at least one siRNA (small interfering RNA) which inhibits the expression of Mcl-1 within the cell, and which is selected from siRNA having SEQ. ID. NO. 1 sense sequence and SEQ. ID. NO. 2 antisense sequence, siRNA having SEQ. ID. NO. 3 sense sequence and SEQ. ID. NO. 4 antisense sequence, and siRNA having SEQ. ID. NO. 5 sense sequence and SEQ. ID. NO. 6 antisense sequence. The invention also provides a nucleic-acid pharmaceutical composition for cancer therapy comprising the same. The siRNA of the present invention kills cancer cells by inhibiting the expression of Mcl-1 which is commonly expressed in cancer cells by means of RNA-mediated interference (RNAi), and the composition of the present invention can be used as an outstanding anti-cancer preparation.
    Type: Application
    Filed: February 18, 2009
    Publication date: June 30, 2011
    Applicants: Korea University Research and Business Foundation, SNU R&DB Foundation
    Inventors: Yu-Kyoung Oh, Gayong Shim, Sang-Hee Kim
  • Publication number: 20100285056
    Abstract: The present invention relates to a recombinant baculovirus comprising: (a) a nucleotide sequence encoding a foreign virus envelope protein; (b) a first promoter operatively linked to the envelope-encoding nucleotide sequence; (c) a nucleotide sequence encoding an antigen protein; and (d) a second promoter operatively linked to the antigen-encoding nucleotide sequence; and a vaccine composition using the same. The recombinant baculovirus of the present invention has an excellent efficacy on both humoral and cellular immune responses against a specific antigen (e.g., HPV L1), enabling to function as a more efficient DNA vaccine.
    Type: Application
    Filed: January 9, 2009
    Publication date: November 11, 2010
    Applicants: Konkuk University Industrial Cooperation Corp., KR Biotech Co., Ltd.
    Inventors: Young-Bong Kim, Hee Jung Lee, Nuri Park, Yu-Kyoung Oh
  • Publication number: 20100203112
    Abstract: The present invention provides a cationic phospholipid liposome composition comprising 1,2-dioleoyl-sn-glycero-S-ethylphosphocholine (EDOPC), 3?-[N—(N?,N?-dimethylaminoethane)-carbamoyl] cholesterol (DC-cholesterol) and 1,2-diphytanoyl-sn-glycero-3-phosphoethanolamine (DPhPE), a liposome-nucleic acid complex which is capable of forming a complex therewith, and a pharmaceutical composition comprising the same. The cationic phospholipid liposome of the present invention is highly effective for intracellular delivery of nucleic acids and reduction of cytotoxicity, as compared to conventional liposome products. Therefore, the present invention can be useful for gene therapy via intracellular delivery of a desired material to target cells.
    Type: Application
    Filed: March 28, 2008
    Publication date: August 12, 2010
    Applicant: SNU R&DB FOUNDATION
    Inventors: Yu-Kyoung Oh, Hye-Jeong Shin, Min-Sung Suh, Ga Yong Shim
  • Patent number: 7745419
    Abstract: The present invention provides a small interfering RNA (siRNA) that is capable of inhibiting intracellular expression of Wnt1 through complementary binding to a Wnt1 transcript (mRNA transcript) base sequence and a pharmaceutical composition for treating cancer comprising the same. siRNA of the present invention which is complementary to a base sequence of a Wnt1 transcript (mRNA) provides apoptotic cancer cell death due to inhibition of expression of Wnt1 commonly expressed in cancer cells, by RNA-mediated interference (RNAi). Therefore, the composition of the present invention comprising the same can be used as an excellent anticancer drug.
    Type: Grant
    Filed: September 19, 2008
    Date of Patent: June 29, 2010
    Assignee: Korea University Industrial & Academic Collaboration Foundation
    Inventors: Yu-Kyoung Oh, Ga Yong Shim, Sang-Hee Kim
  • Publication number: 20100144035
    Abstract: The present invention relates to a delivery system for nucleic acid using a cationic polymer conjugate, and more specifically relates to a delivery system for nucleic acid comprising a cationic polymer conjugate prepared by conjugating hyaluronic acid or its derivative and polyethyleneimine, and a composition of delivering a nucleic acid into mammalian cell comprising a complex of the nucleic acid and a cationic polymer conjugate with electrostatic binding.
    Type: Application
    Filed: April 4, 2008
    Publication date: June 10, 2010
    Inventors: Yu-Kyoung Oh, Hyun-Gu Kang, Ji-Seok Kim, Jiang Ge, Ki-Su Kim, Ki-Tae Park, Su-Eun Han, Ga-Yong Shim, II-Hwan Cho, Sei-Kwang Hahn