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Document JP002002055102A (Pages: 11)

Bibliographic data Document JP002002055102A (Pages: 11)
INID Criterion Field Contents
54 Title TI [EN] METHOD FOR TESTING MEMBRANE ENCLOSED BIOCOMPARTMENT
71/73 Applicant/owner PA MICRONAS GMBH
72 Inventor IN BAUMANN WERNER DR ; FREUND INGO ; GAHLE HANS-JUERGEN DR ; HEINZ-PETER FRERIKS ; HOFMANN KARL ; JOACHIM RUF ; LEHMANN MIRKO ; MARTIN BURISSHUVAIN ; MARTIN KLEINTGES ; RALF EHRET ; SIEBEN ULRICH ; WOLF BERNHARD
22/96 Application date AD Jun 6, 2001
21 Application number AN 2001171289
Country of application AC JP
Publication date PUB Feb 20, 2002
33
31
32
Priority data PRC
PRN
PRD
DE
10028692
20000609
51 IPC main class ICM G01N 33/48
51 IPC secondary class ICS C12Q 1/00
G01N 27/30
G01N 27/416
G01N 33/483
IPC additional class ICA
IPC index class ICI
Cooperative patent classification CPC C12M 23/16
C12M 41/26
C12M 41/46
G01N 27/4145
Y10S 435/817
MCD main class MCM G01N 33/48 (2006.01)
MCD secondary class MCS C12M 1/34 (2006.01)
C12Q 1/00 (2006.01)
G01N 27/30 (2006.01)
G01N 27/416 (2006.01)
G01N 33/483 (2006.01)
MCD additional class MCA
57 Abstract AB [EN] PROBLEM TO BE SOLVED: To provide a method for testing membrane enclosed biocompartments. SOLUTION: OH-ions and/or H+ions are formed from a substance existing in a culture medium and releasable and/or ingestible by the biocompartments in a culture medium region adjacently existing to the biocompartments; a first measured value of pH value of the culture medium is measured while impressing voltage; the voltage is cut off or changed so as to finish the formation of the OH-ions and the H+ions from the substance; and before or after measuring the first measured value, a second measured value of the pH value of the culture medium is measured when cutting the voltage or at a voltage of not forming hydroxy ions and hydrogen ions from the substance. After repeating this whole measurement by at least one time, the concentration of the substance in the culture medium, acidification or basification of the culture medium are decided from the first measured value and the second measured value. Thus, plural substance exchange parameters of the biocompartments can be measured in one place by this method.
56 Cited documents identified in the search CT EP000000870823A1
56 Cited documents indicated by the applicant CT
56 Cited non-patent literature identified in the search CTNP JPN6011003255, ???????????????, 1995, ??????????????????????−??? 2;
JPN6011003256, ????????????, 1987, ??????????????????????−??? 2;
JPN6011003257, ????????????????????, 1992, ????????????????????????−??? 2;
JPN6011003258, ?????????????????????, 200006, ????????????????????????−??? 2
56 Cited non-patent literature indicated by the applicant CTNP
Citing documents Determine documents
Sequence listings
Search file IPC ICP C12M 1/34
C12Q 1/00
G01N 33/48 H1
G01N 33/483 D1
G01N 35/08