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Lipoxygenase Inhibitor Screening (LIS) Analysis Tools

These resources are provided to serve the analysis needs of researchers using our Lipoxygenase Inhibitor Screening Assay Kit.

If you have questions on the use of our tools, or feel something is missing, please contact Technical Services.

The Workbooks

Currently, Cayman Chemical uses two Microsoft Excel workbooks for analyzing hydrogen peroxide assays: LISTriple and LISDouble. The first is formatted for assays performed in triplicate, and the second is formatted for assays performed in duplicate.

Download

Your downloading these files implies acceptance of the license agreement listed below and present in each workbook.

  • LISTriple~ 600 Kb XLS formatted for assays performed in triplicate
  • LISDouble~ 600 Kb XLS formatted for assays performed in duplicate

Trouble downloading? Right-click the link and select "Save Target As..."

These instructions are repeated on the first sheet of each workbook.

LISTriple Worksheet

LISDouble Worksheet

Definition of Key Terms

TermDefinition
BLANKServes as a negative control
Positive CtrlPositive control provided in the kit
100% Init. ActivityInitial activity of the 15-lipoxygenase standard provided in the kit
Smpl# (1:#)Samples and their associated dilution factors

Workbook Sheets

Analysis
FieldExplanation
LAYOUTContains sample names and associated dilution factors
RAW DATAAbsorbance value (between 490-500 nm) of each well after two 5 minute incubations
ACTIVITYFor each absorbance value, the activity of the well is calculated using the method on page 15 of the kit booklet
RESULTSThis table is compiled from the preceding sections. It includes the sample name, assay dilution and percent inhibition of the compound. The inhibition is calculated using the method on page 16 in the kit booklet
FILENAMEThe filename given to the Excel workbook
VERSIONThe version of the workbook

Copyright and Disclaimer

Copyright © 2026 Cayman Chemical Company, Inc. All rights reserved.

Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:

  1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
  2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution.

THIS SOFTWARE IS PROVIDED BY CAYMAN CHEMICAL COMPANY, INC. "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL CAYMAN CHEMICAL BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

The views and conclusions contained in the software and documentation are those of the authors and should not be interpreted as representing official policies, either expressed or implied, of Cayman Chemical Company, Inc.