Related Experiment Videos
Membranes and membrane plates used in ELISPOT
1Life Sciences Division, Millipore Corporation, Danvers, MA, USA.
Methods in Molecular Biology (Clifton, N.J.)
|June 7, 2005
Summary
Nitrocellulose and polyvinylidene fluoride membranes are crucial for enzyme-linked immunospot (ELISPOT) assays due to their high antibody binding capacity and white color, enabling accurate results in 96-well plates.
Area of Science:
- Biotechnology
- Assay Development
- Membrane Science
Background:
- The enzyme-linked immunospot (ELISPOT) assay is predominantly conducted in 96-well plates with membrane bottoms.
- These membranes are typically composed of nitrocellulose or polyvinylidene fluoride (PVDF).
Observation:
- Both nitrocellulose and PVDF membranes exhibit high antibody binding capacities.
- Their white color provides optimal contrast for enumerating ELISPOT results.
- These membranes were initially developed for filtration and later adapted for DNA hybridization and protein chemistry.
Findings:
- This chapter details the development and biotechnological applications of nitrocellulose and PVDF membranes.
- Key characteristics of these membranes relevant to ELISPOT performance are summarized.
Implications:
- Understanding membrane properties is essential for optimizing ELISPOT assay protocols.
- The selection of appropriate membranes directly impacts the sensitivity and reliability of ELISPOT assays.
- This information aids researchers in selecting the best membrane for their specific ELISPOT applications.