
The dyes fail to stain acidic organelles in fixed and/or permeabilized cells.
The following kits are only suitable for live cell staining only. Use them only for live cell analysis. Cyto-ID® Autophagy…
Tue, Jul 18, 2023

Poor staining is observed in the positive control.
Stained reagents have been exposed to strong light. Protect samples from exposure to strong light and analyze them immediately after…
Tue, Jul 18, 2023

Protein signal is saturated.
The concentration from protein sample is too high. Dilute the sample further with 1X Assay Buffer.
Tue, Jul 18, 2023

Values for this assay are reported as pmol/well. How can I convert the values obtained by this kit into a value that is more commonly reported in the literature, such as pmol/L (pM)?
Since the volume of sample added to each well is 50µL, results can be converted to molarity by multiplying by…
Tue, Jul 18, 2023

After having measured the total glutathione content, is it possible to use the same samples on the plate so as to continue the procedure and measure the oxidized form of glutathione?
The measurements of total and oxidized glutathione are two completely different events; it is therefore not possible to use the…
Tue, Jul 18, 2023

Organelles are not sufficiently stained.
Very low concentration of dye was used, or dye was incubated with the cells for an insufficient length of time.…
Tue, Jul 18, 2023

What species can the eicosanoid ELISA kits be used for?
Eicosanoids are not species-specific. However, the antisera used in a particular assay may present an interference effect due to the…
Tue, Jul 18, 2023

When using an eicosanoid ELISA kit, how much indomethacin should I use in my samples?
You should follow the suggestion in the product specific manual, and add up to 10µg per ml of liquid sample.…
Tue, Jul 18, 2023

If I have 2N NaOH hydrolyzed samples for an 8-iso-PGF2a determination, do I need to extract these samples?
No, the Direct 8-iso-PGF2a kit is specifically designed to help you obtain results as quickly and easily as possible. The…
Tue, Jul 18, 2023

What is the difference between the 8-iso-PGF<sub><span style="font-size: 10pt;">2a</span></sub> ELISA kit and the Direct 8-iso-PGF<sub><span style="font-size: 10pt;">2a</span></sub> ELISA kit?
The regular 8-iso-PGF2a kit is designed to measure free isoprostane in samples. Direct 8-iso-PGF2a measures total isoprostane levels, both free…
Tue, Jul 18, 2023