Immunoreagents

• US 5,243,074 A
• Filed: 11/21/1990
• Issued: 09/07/1993
• Est. Priority Date: 11/21/1989
• Status: Expired due to Fees

• Current Assignee: Matsushita Electric Industrial Company Limited (Panasonic Holdings Corporation)
• Original Assignee: Matsushita Electric Industrial Company Limited (Panasonic Holdings Corporation)
• Inventors: Miyazaki, Jinsei, Mitsumata, Tadayasu
• Primary Examiner(s): Saunders, David
• Assistant Examiner(s): Chin, Christopher L.
• Application Number:
  US07/616,655
• Time in Patent Office: 1,021 Days
• Field of Search: 436/546, 436/166, 436/172, 436/800, 436/815, 436/816, 436/901, 436/518, 436/543, 436/544, 436/547, 436/548, 564/86, 564/367, 564/370, 514/654
• US Class Current: 564/86
• CPC Class Codes: G01N 33/533 with fluorescent label
• CPC Class Codes: G01N 33/582 with fluorescent label
• CPC Class Codes: Y10S 436/815 Test for named compound or class of compounds
• CPC Class Codes: Y10S 436/816 Alkaloids, amphetamines, and barbiturates
• CPC Class Codes: Y10S 436/901 Drugs of abuse, e.g. narcotics, amphetamine

Abstract

An immunofluorescent assay method, characterized in using an immunodetective reagent, which is an antigen-like substance comprising a fluorescent substance and an antigen chemically bonded thereto with or without intervention of an additional chemical bond, said fluorescent substance being changed in the wavelength or intensity of the fluorescence when an antibody comes close thereto, and said antigen being specific to said antibody.

Claims

1. An immunodetective reagent consisting essentially of N-(4-dansylaminobutyl)amphetamine.

2. An immunodetective reagent consisting essentially of N-(4-dansylaminobutyl)methamphetamine.

3. An immunoreagent system which comprises N-(4-dansylaminobutyl)amphetamine and an antibody specific to amphetamine.

5. The immunoreagent system according to claim 3, which further comprises a buffering agent.

4. An immunoreagent system which comprises N-(4-dansylaminobutyl)methamphetamine and an antibody specific to methamphetamine.

6. The immunoreagent system according to claim 4, which further comprises a buffering agent.