Patents by Inventor Dai-Eun Sok

Dai-Eun Sok 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).

  • Method for analyzing the activity of lipoxygenase using a water-soluble substrate
    Patent number: 7939290
    Abstract: The present invention discloses methods for analyzing the activity of lipoxygenase by using polyunsaturated lysophosphatidylcholine as a water-soluble substrate. In these methods, lipoxygenase activity can be analyzed without using detergents in reaction solution.
    Type: Grant
    Filed: May 9, 2007
    Date of Patent: May 10, 2011
    Assignee: Chungnam National University Industry Collaboration Foundation
    Inventors: Mee-Ree Kim, Dai-Eun Sok, Long-Shuang Huang
  • ANTI-INFLAMMATORY COMPOSITION CONTAINING DOCOSAHEXAENOYL LYSOPHOSPHATIDYLAMINE AS AN ACTIVE INGREDIENT
    Publication number: 20100286093
    Abstract: The present invention relates to an anti-inflammatory composition containing docosahexaenoyl lysophosphatidylamine as an active ingredient. Particularly, one of polyunsaturated lysophosphatidylcholines, docosahexaenoyl lysophosphatidylcholine inhibits intracellular NO generation mediated by lipopolysaccharide and suppresses zymosan A induced peritonitis in vivo, suggesting that it has excellent anti-inflammatory effect but has no cytotoxicity, so that it can be effectively used for prevention and treatment of inflammatory disease.
    Type: Application
    Filed: October 16, 2009
    Publication date: November 11, 2010
    Inventors: Mee Ree KIM, Dai-Eun Sok
  • Extract of having neuroprotective effect and antioxidant activity
    Patent number: 7361371
    Abstract: The present invention relates to an extract of Petasites japonicus having antioxidant activity, and more particularly, to an extract of Petasites japonicus having antioxidant activity which is extracted using an alcohol and an antioxidant for the prevention and treatment of a brain disease comprising the extract as an effective ingredient. The Petasites japonicus extract according to the present invention has excellent antioxidant activity, relief of neurotoxicity and neuroprotective effect and thus, can be usefully used in the prevention and treatment of brain diseases such as Alzheimer's disease, Parkinson's disease, amyotrophic lateral sclerosis, hypoxic-ischemic injury and chronic spinal cord injury.
    Type: Grant
    Filed: March 15, 2004
    Date of Patent: April 22, 2008
    Assignee: Industry & Acacemic Cooreration in Chungnam National University (IAC)
    Inventors: Mee Ree Kim, Dai-Eun Sok, Sang-Hee Oh, Yun-Bae Kim
  • Method for analyzing the activity of lipoxygenase using a water-soluble substrate
    Publication number: 20070264679
    Abstract: The present invention discloses methods for analyzing the activity of lipoxygenase by using polyunsaturated lysophosphatidylcholine as a water-soluble substrate. In these methods, lipoxygenase activity can be analyzed without using detergents in reaction solution.
    Type: Application
    Filed: May 9, 2007
    Publication date: November 15, 2007
    Applicant: Chungnam National University Industry Collaboration Foundation
    Inventors: Mee-Ree Kim, Dai-Eun Sok, Long-Shuang Huang
  • Extract of petasites japonicus having neuroprotective effect and antioxidant activity
    Publication number: 20060210652
    Abstract: The present invention relates to an extract of Petasites japonicus having antioxidant activity, and more particularly, to an extract of Petasites japonicus having antioxidant activity which is extracted using an alcohol and an antioxidant for the prevention and treatment of a brain disease comprising the extract as an effective ingredient. The Petasites japonicus extract according to the present relief of neurotoxicity and neuroprotective prevention and treatment of brain diseases such as Alzheimer's disease, Parkinson's disease, amyotrophic lateral sclerosis, hypoxic-ischemic injury and chronic spinal cord injury.
    Type: Application
    Filed: March 15, 2004
    Publication date: September 21, 2006
    Inventors: Mee Ree Kim, Dai-Eun Sok, Sang-Hee Oh, Yun-Bae Kim