Patents by Inventor Yang-Chang Wu

Yang-Chang Wu 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).

  • Patent number: 9241962
    Abstract: A preparation method for a water extract of the fruiting body of Antrodia camphorata (ACW) is provided. The method includes steps of: (a) providing the fruiting body; and (b) boiling the fruiting body in water to obtain the water extract. This polysaccharide-rich water extract from A. camphorata induces the maturation of dendritic cells, enhances T cell proliferation and INF-? production, and polarizes them toward the Th1 pathway. ACW can be effectively applied in cancer immunotherapy.
    Type: Grant
    Filed: December 19, 2014
    Date of Patent: January 26, 2016
    Assignee: Kaohsiung Medical University
    Inventors: Yang-Chang Wu, Mei-Chin Lu, Fang-Rong Chang, Ying-Chi Du, Tung-Ying Wu
  • Patent number: 9085520
    Abstract: Disclosed is a chalcone composition for treating diabetes and metabolic syndromes. In particular, the chalcone compound bound with 2-halogen in ring A significantly decreases the blood glucose level in the in vitro anti-diabetic effect experiment. In the in vivo animal model, the leading chalcone compound can prevent the progression of diabetes and control the blood glucose level, and there is no significant difference in the gains in body weight. Throughout the seven-week administration, there are no hepatic or renal toxicity observed.
    Type: Grant
    Filed: August 8, 2012
    Date of Patent: July 21, 2015
    Assignee: KAOHSIUNG MEDICAL UNIVERSITY
    Inventors: Yang-Chang Wu, Fang-Rong Chang, Tusty-Jiuan Hsieh, Ying-Chi Du, Yi-Hong Tsai, Chi-Ting Hsieh
  • Patent number: 9045437
    Abstract: Provided is a compound of the formula I or a pharmaceutically acceptable salt, solvate or stereoisomer thereof: wherein Ar represents R5, R7, R8, R2?, R3?, R4?, R5?, R6?, R7?, R8? independently represent H, OH, F, Cl, Br methoxyl group, NH2 group or NMe2 group; X represents NH, O or S; R6 is selected from the group consisting of: piperidinyl group, morpholino group, methoxyl group, and dimethylamine group. The present invention also provides a composition comprising the compound of formula I. The compound and the composition in accordance with the present invention are effective on treating or alleviating a disease or disorder, such as malignant glioma.
    Type: Grant
    Filed: July 30, 2013
    Date of Patent: June 2, 2015
    Assignee: China Medical University
    Inventors: Mann-Jen Hour, Po-Wu Gean, Sheng-Chu Kuo, Hong-Zin Lee, Jai-Sing Yang, Li-Chen Chou, Tai-Lin Chen, Yang-Chang Wu
  • Publication number: 20150104481
    Abstract: A preparation method for a water extract of the fruiting body of Antrodia camphorata (ACW) is provided. The method includes steps of: (a) providing the fruiting body; and (b) boiling the fruiting body in water to obtain the water extract. This polysaccharide-rich water extract from A. camphorata induces the maturation of dendritic cells, enhances T cell proliferation and INF-? production, and polarizes them toward the Th1 pathway. ACW can be effectively applied in cancer immunotherapy.
    Type: Application
    Filed: December 19, 2014
    Publication date: April 16, 2015
    Applicant: KAOHSIUNG MEDICAL UNIVERSITY
    Inventors: Yang-Chang Wu, Mei-Chin Lu, Fang-Rong Chang, Ying-Chi Du, Tung-Ying Wu
  • Patent number: 9006239
    Abstract: Provided is a compound of the formula I or a pharmaceutically acceptable salt, solvate or stereoisomer thereof: wherein Ar represents R5, R7, R8, R2?, R4?, R5?, R6?, R7?, R8? independently represent H, OH, F, Cl, Br, methoxyl group, NH2 group or NMe2 group; X represents NH, O or S; and R6 is selected from the group consisting of: pyrrolidinyl group, piperidinyl group, morpholino group, methoxyl group, and dimethylamine group. The present invention also provides a composition comprising the compound of formula I. The compound and the composition in accordance with the present invention are effective on treating or alleviating a disease or disorder, such as malignant glioma.
    Type: Grant
    Filed: July 30, 2013
    Date of Patent: April 14, 2015
    Assignee: China Medical University
    Inventors: Mann-Jen Hour, Po-Wu Gean, Sheng-Chu Kuo, Hong-Zin Lee, Jai-Sing Yang, Li-Chen Chou, Tai-Lin Chen, Yang-Chang Wu
  • Patent number: 8993618
    Abstract: New pharmaceutical compositions extracted from Ferula assa-foetida are confirmed to effectively treat influenza A (H1N1) virus. The extraction method of the new pharmaceutical compositions mainly includes steps of: (a) extracting F. assa-foetida with methanol to obtain a crude extract; (b) fractioning the crude extract with n-hexane-methanol to obtain a methanol extract; (c) fractioning the methanol extract with chloroform-water to obtain a chloroform extract; and (d) chromatographing the chloroform extract to obtain the pharmaceutical compositions, which can be further fractioned and chromatographed to obtain various sesquiterpene coumarins.
    Type: Grant
    Filed: July 21, 2014
    Date of Patent: March 31, 2015
    Assignee: Kaohsiung Medical University
    Inventors: Yang-Chang Wu, Fang-Rong Chang, Lien-Chai Chiang
  • Patent number: 8969406
    Abstract: A compound for inhibiting activity of glutathione s-transferase omega 1 is provided and is represented by the following Formula 1: in which A is p-quino, and R is selected from the group consisting of the following Formula 1a and Formula 1b, where n in Formula 1 is 1 or 2, m in Formula 1b is 1 or 2, and n? in Formula 1b is 1, 2, or 3:
    Type: Grant
    Filed: March 18, 2013
    Date of Patent: March 3, 2015
    Assignee: China Medical University
    Inventors: Yang-Chang Wu, Kuo-Hsiung Lee, Fang-Rong Chang, Da-Wei Chuang, Juan-Cheng Yang
  • Publication number: 20140350304
    Abstract: Disclosed is a chalcone composition for treating diabetes and metabolic syndromes. In particular, the chalcone compound bound with 2-halogen in ring A significantly decreases the blood glucose level in the in vitro anti-diabetic effect experiment. In the in vivo animal model, the leading chalcone compound can prevent the progression of diabetes and control the blood glucose level, and there is no significant difference in the gains in body weight. Throughout the seven-week administration, there are no hepatic or renal toxicity observed.
    Type: Application
    Filed: August 8, 2012
    Publication date: November 27, 2014
    Applicant: KAOHSIUNG MEDICAL UNIVERSITY
    Inventors: Yang-Chang Wu, Fang-Rong Chang, Tusty-Jiuan Hsieh, Ying-chi Du, Yi-Hong Tsai, Chi-Ting Hsieh
  • Patent number: 8883167
    Abstract: A preparation method for an ethanol extract of the fruiting body of Antrodia camphorata (EEAC) is provided. The preparation method includes steps of: (a) providing the fruiting body of A. camphorata (AC); (b) extracting the fruiting bodies with a first ethanol solution; and (c) obtaining EEAC. EEAC further can be sequentially extracted or fractioned by n-hexane, ethyl acetate and ethanol, and an n-hexane fraction (FC), an ethyl acetate fraction (FA) and an ethanol fraction (FB) respectively are generated. The growth inhibition and apoptosis induction of leukemia cell line HL 60 are effectively mediated by FA product, in which zhankuic acid A is the bioactive marker. The amount of triterpenoid in the fruiting body of AC can be determined by NMR and HPLC analysis.
    Type: Grant
    Filed: February 16, 2012
    Date of Patent: November 11, 2014
    Assignee: Kaohsiung Medical University
    Inventors: Yang-Chang Wu, Mei-Chin Lu, Fang-Rong Chang, Ying-Chi Du, Tung-Ying Wu
  • Publication number: 20140329897
    Abstract: New pharmaceutical compositions extracted from Ferula assa-foetida are confirmed to effectively treat influenza A (H1N1) virus. The extraction method of the new pharmaceutical compositions mainly includes steps of: (a) extracting F. assa-foetida with methanol to obtain a crude extract; (b) fractioning the crude extract with n-hexane-methanol to obtain a methanol extract; (c) fractioning the methanol extract with chloroform-water to obtain a chloroform extract; and (d) chromatographing the chloroform extract to obtain the pharmaceutical compositions, which can be further fractioned and chromatographed to obtain various sesquiterpene coumarins.
    Type: Application
    Filed: July 21, 2014
    Publication date: November 6, 2014
    Inventors: Yang-Chang WU, Fang-Rong CHANG, Lien-Chai CHIANG
  • Patent number: 8815949
    Abstract: New pharmaceutical compositions extracted from Ferula assa-foetida are confirmed to effectively treat influenza A (H1N1) virus. The extraction method of the new pharmaceutical compositions mainly includes steps of: (a) extracting F. assa-foetida with methanol to obtain a crude extract; (b) fractioning the crude extract with n-hexane-methanol to obtain a methanol extract; (c) fractioning the methanol extract with chloroform-water to obtain a chloroform extract; and (d) chromatographing the chloroform extract to obtain the pharmaceutical compositions, which can be further fractioned and chromatographed to obtain various sesquiterpene coumarins.
    Type: Grant
    Filed: May 7, 2013
    Date of Patent: August 26, 2014
    Assignee: Kaohsiung Medical University
    Inventors: Yang-Chang Wu, Fang-Rong Chang, Lien-Chai Chiang
  • Publication number: 20140221470
    Abstract: A compound for inhibiting activity of glutathione s-transferase omega 1 is provided and is represented by the following Formula 1: in which A is p-quino, and R is selected from the group consisting of the following Formula 1a and Formula 1b, where n in Formula 1 is 1 or 2, m in Formula 1b is 1 or 2, and n? in Formula 1b is 1, 2, or 3:
    Type: Application
    Filed: March 18, 2013
    Publication date: August 7, 2014
    Applicant: CHINA MEDICAL UNIVERSITY
    Inventors: Yang-Chang WU, Kuo-Hsiung LEE, Fang-Rong CHANG, Da-Wei CHUANG, Juan-Cheng YANG
  • Publication number: 20140194474
    Abstract: Disclosed are a composition for preventing and treating atherosclerosis which includes chalcone compound. In particular, the chalcone compound bound with 2-hydroxyl in ring A and 4?-methyoxy in ring B has versatile therapeutic potentials on anti-atherosclerosis by acting as PPAR? inducer, p44/42 MAPK inhibitor and cell cycle blocker and does not show toxicity to human aortic smooth muscle cells (HASMCs). In addition, the chalcone compound exhibits synergistic effect with the PPAR? ligand (rosiglitazone) to inhibit cell proliferation and the upregulation of cyclin D1, cyclin D3, interleukin-1? (IL-1?) and interleukin-6 (IL-6) induced by oxidized low density lipoprotein (Ox-LDL).
    Type: Application
    Filed: March 10, 2014
    Publication date: July 10, 2014
    Applicant: Kaohsiung Medical University
    Inventors: Yang-Chang WU, Fang-Rong Chang, Tusty-Jiuan Hsieh, Suh-Hang Juo, An-Shen Lin, Ying-Chi Du
  • Patent number: 8716499
    Abstract: Disclosed are a method for preparing an n-hexane extract of the fruiting body of Antrodia cinnamomea (AC), wherein the fruiting body of AC is sequentially extracted with the ethanol solution and the n-hexane solution to obtain the n-hexane extract containing at least one benzenoid compound. The amounts of 4,7-dimethoxy-5-(3-methylbut-3-en-1-ynyl)-6-methyl-1,3-benzodioxole, 4,7-dimethoxy-5-methyl-1,3-benzodioxole, antrocamphine A and the combination thereof in the at least one benzenoid compound are determined using chromatography, NMR and HPLC. In addition, the present invention is applicable on detecting the amounts of benzenoid compounds in the AC healthcare food/drug or the fruiting body of AC, and thus owns the industrial values.
    Type: Grant
    Filed: January 9, 2012
    Date of Patent: May 6, 2014
    Assignee: Kaohsiung Medical University
    Inventors: Yang-Chang Wu, Fang-Rong Chang, Mei-Chin Lu, Ying-Chi Du, Tung-Ying Wu, Yu-Ming Hsu
  • Patent number: 8710064
    Abstract: Provided is a compound of the formula I or a pharmaceutically acceptable salt, solvate or stereoisomer thereof: wherein Ar represents R5, R6, R7, R8, R1?, R2?, R3?, R4?, R5?, R6?, R7?, R8? independently represent H, OH, F, Cl, Br, C1 to C6 alkyl group, C1 to C6 alkoxy group, C2 to C6 alkenyl group, C2 to C6 alkenoxy group, C2 to C6 alkynyl group, C2 to C6 alkynoxy group, amine group, mono- or di-substituted amino group, cyclic C1 to C5 alkylamino group, imidazolyl group, morpholino group, piperazinyl group, optionally substituted with one or more hydroxy or halo; and X represents NH, O or S. The present invention also provides a composition comprising the compound of formula I. The compound and the composition in accordance with the present invention are effective on treating or alleviating a disease or disorder, such as malignant glioma.
    Type: Grant
    Filed: October 20, 2011
    Date of Patent: April 29, 2014
    Assignee: China Medical University
    Inventors: Mann-Jen Hour, Po-Wu Gean, Sheng-Chu Kuo, Hong-Zin Lee, Jai-Sing Yang, Li-Chen Chou, Tai-Lin Chen, Yang-Chang Wu
  • Publication number: 20130310448
    Abstract: This invention is announcing a composition of flavonoid skeleton in the formula I or formula II compound, wherein each of the substituents is given the definition as set forth in the specification and claims. This composition have the capacity to Inhibit functions of ATR and FANCD2 on DNA replication, damage checkpoint, and repair; therefore, this composition can improve the cancer sensitivity and poor prognosis to DNA-damaging therapeutics.
    Type: Application
    Filed: December 13, 2012
    Publication date: November 21, 2013
    Applicant: KAOHSIUNG MEDICAL UNIVERSITY
    Inventors: Hui-Chun WANG, Yang-Chang WU, Fang-Rong CHANG, Chin-Chung WU
  • Publication number: 20130245114
    Abstract: New pharmaceutical compositions extracted from Ferula assa-foetida are confirmed to effectively treat influenza A (H1N1) virus. The extraction method of the new pharmaceutical compositions mainly includes steps of: (a) extracting F. assa-foetida with methanol to obtain a crude extract; (b) fractioning the crude extract with n-hexane-methanol to obtain a methanol extract; (c) fractioning the methanol extract with chloroform-water to obtain a chloroform extract; and (d) chromatographing the chloroform extract to obtain the pharmaceutical compositions, which can be further fractioned and chromatographed to obtain various sesquiterpene coumarins.
    Type: Application
    Filed: May 7, 2013
    Publication date: September 19, 2013
    Applicant: KAOHSIUNG MEDICAL UNIVERSITY
    Inventors: Yang-Chang WU, Fang-Rong CHANG, Lien-Chai CHIANG
  • Patent number: 8476311
    Abstract: New pharmaceutical compositions extracted from Ferula assa-foetida are confirmed to effectively treat influenza A (H1N1) virus. The extraction method of the new pharmaceutical compositions mainly includes steps of (a) extracting F. assa-foetida with methanol to obtain a crude extract; (b) fractioning the crude extract with n-hexane-methanol to obtain a methanol extract; (c) fractioning the methanol extract with chloroform-water to obtain a chloroform extract; and (d) chromatographing the chloroform extract to obtain the pharmaceutical compositions, which can be further fractioned and chromatographed to obtain various sesquiterpene coumarins.
    Type: Grant
    Filed: August 18, 2010
    Date of Patent: July 2, 2013
    Assignee: Kaohsiung Medical University
    Inventors: Yang-Chang Wu, Fang-Rong Chang, Lien-Chai Chiang
  • Publication number: 20130040996
    Abstract: Disclosed are a composition for preventing and treating atherosclerosis which includes chalcone compound. In particular, the chalcone compound bound with 2-hydroxyl in ring A and 4?-methyoxy in ring B has versatile therapeutic potentials on anti-atherosclerosis by acting as PPAR? inducer, p44/42 MAPK inhibitor and cell cycle blocker and does not show toxicity to human aortic smooth muscle cells (HASMCs). In addition, the chalcone compound exhibits synergistic effect with the PPAR? ligand (rosiglitazone) to inhibit cell proliferation and the upregulation of cyclin D1, cyclin D3, interleukin-1? (IL-1?) and interleukin-6 (IL-6) induced by oxidized low density lipoprotein (Ox-LDL).
    Type: Application
    Filed: August 9, 2012
    Publication date: February 14, 2013
    Applicant: KAOHSIUNG MEDICAL UNIVERSITY
    Inventors: YANG-CHANG WU, FANG-RONG CHANG, TUSTY-JIUAN HSIEH, SUH-HANG JUO, AN-SHEN LIN, YING-CHI DU
  • Publication number: 20130000389
    Abstract: Disclosed are a method for analyzing chemical profiles of components from a herbal medicine product. Components may include quinone (including rhein, sennoside A and/or aloe-emodin), stilbene containing resveratroloside, flavone including baicalin, and/or alkaloid including berberine and/or palmatine. The method includes steps of: (a) respectively chromatographing a methanol extract of product and standard(s) corresponding to the component(s) using HPLC; (b) comparing HPLC chromatogram of extract and standard(s); and (c) analyzing the chemical profiles of the product from the comparison results.
    Type: Application
    Filed: June 20, 2012
    Publication date: January 3, 2013
    Applicant: KAOHSIUNG MEDICAL UNIVERSITY
    Inventors: FANG-RONG CHANG, TUNG-YING WU, YANG-CHANG WU