Patents Assigned to Fumiaki Taguchi
  • Test method involving substance-conjugated complement component C1q
    Patent number: 5035995
    Abstract: A substance-conjugated complement component C1q is provided. A substance such as signal emitting substances or cell function regulating substances is conjugated via a sulfur atom to at least one site of the component. The site is not involved in binding immunoglobulins. A marker-labelled complement component C1q is used for measuring a complement-binding antibody, an antigen, a neutralizing antibody or a substance produced internally of and at the surface of a cell or a microorganism by measuring the marker.
    Type: Grant
    Filed: May 22, 1989
    Date of Patent: July 30, 1991
    Assignees: Calpis Food Industry Co., Ltd., Fumiaki Taguchi
    Inventors: Fumiaki Taguchi, Isamu Mitsui, Kinichi Hara, Masaro Hayashi, Kunio Ezawa, Kenichi Fukunaga, Jun Kuranari
  • Substance-conjugated complement component C1q
    Patent number: 4882423
    Abstract: A substance-conjugated complement component Clq is provided. A substance such as signal emitting substances or cell function regulating substances is conjugated via a sulfur atom to at least one site of the component. The site is not involved in binding immunoglobulins. A marker-labelled complement component Clq is used for measuring a complement-binding antibody, an antigen, a neutralizing antibody or a substance produced internally of and at the surface of a cell or a microorganism by measuring the marker.
    Type: Grant
    Filed: March 30, 1987
    Date of Patent: November 21, 1989
    Assignees: Calpis Food Industry, Fumiaki Taguchi
    Inventors: Fumiaki Taguchi, Isamu Mitsui, Kinichi Hara, Masaro Hayashi, Kunio Ezawa, Kenichi Fukunaga, Jun Kuranari