Protein Molecular Weight Markers
Protein Molecular Weight Markers
Fisher BioReagents™ EZ-Run™ Prestained Rec Protein Ladder, Fisher BioReagents
Comprised of 10 recombinant proteins covalently coupled to a blue chromophore plus 10 and 72kDa reference bands tagged with green and orange dyes, respectively
Cytiva Amersham™ ECL™ Plex Fluorescent Rainbow Markers
Optimized for use with the ECL Plex Western Blotting Detection System. Amersham™ ECL™ Plex Fluorescent Rainbow Markers are ideal for quantitative western blot.
Cytiva Protein and Peptide Molecular Weight Markers
Run these markers to determine the molecular weight of uncharacterized protein samples with precision. Cytiva Life Sciences™ Protein and Peptide Molecular Weight Markers work by comparing unknowns with carefully selected standards.
Cytiva pI Markers
Run these markers in parallel with the experimental samples on isoelectric focusing gels. Cytiva Life Sciences™ pI Markers are lyophilized mixtures of stable, salt-free, highly purified proteins.
Thermo Scientific™ Spectra™ Multicolor Low Range Protein Ladder
A mixture of six proteins and synthetic peptides (1.7 to 40kDa) for use as size standards for peptides and small proteins in gel electrophoresis and Western blotting.
Thermo Scientific™ PageRuler™ Unstained Low Range Protein Ladder
A mixture of 8 purified proteins and peptides (3.4 to 100kDa) for use as size standards in peptide and small protein gel electrophoresis.
Promotions are available
Thermo Scientific™ Spectra™ Multicolor High Range Protein Ladder
A mixture of eight blue-, green- and orange-stained proteins (40 to 300kDa) for use as size standards for high MW proteins in gel electrophoresis and Western blotting.
Promotions are available
Thermo Scientific™ Pierce™ Unstained Protein MW Marker
A mixture of seven native proteins (14.4kDa to 116kDa) for use as size standards in protein electrophoresis (SDS-PAGE).
Thermo Scientific™ PageRuler™ Prestained NIR Protein Ladder
A mixture of 10 proteins (11 to 250KDa) that are blue-stained and fluor-labeled for near-IR fluorescent visualization and protein sizing following electrophoresis.
Promotions are available
Thermo Scientific™ SuperSignal™ Enhanced Molecular Weight Protein Ladder
Ready-to-use mix of recombinant proteins (20 to 150K) with IgG-binding sites for chemiluminescent, fluorescent, chromogenic or other detection methods.
MilliporeSigma™ Novagen™ Perfect Protein™ Markers, 10-225 kd
Designed for routine use in SDS-polyacrylamide gel electrophoresis, the Perfect Protein Markers enable highly accurate size determination of unknown samples.
MilliporeSigma™ Novagen™ Perfect Protein™ HRP Western Blot Kit
Detect markers by adding S-protein or His·Tag™ Monoclonal Antibody.
Cytiva Amersham™ ECL Plex™ Western Blotting Combination Packs
Complete system optimized for fluorescent Western blotting
Cytiva Amersham™ ECL™ DualVue Western Blotting Markers
Detect proteins on gel and membrane as well as on film
Cytiva Rainbow™ Molecular Weight Markers
Monitor progress of protein electrophoresis and assess transfer efficiency and molecular weight of blotted proteins without staining. Cytiva Life Sciences™ Rainbow™ Molecular Weight Markers use bright, distinctive colors to allow easier confirmation of transfer to blotting membranes and orientation.
Cytiva Low pl Marker Kit
The markers may be run in parallel with the experimental samples on isoelectric focusing gels.
Thermo Scientific™ PageRuler™ Unstained Broad Range Protein Ladder
A mixture of 11 proteins (5 to 250kDa) for use as size standards in protein electrophoresis (SDS-PAGE) and Western blotting.
Thermo Scientific™ PageRuler™ Unstained Protein Ladder
A mixture of seven native proteins (14.4 to 116kDa) for use as size standards in protein electrophoresis (SDS-PAGE).
Promotions are available
Thermo Scientific™ Spectra™ Multicolor Broad Range Protein Ladder
A 4-color protein standard containing 10 prestained proteins (10 to 260kDa) for use as size standards in gel electrophoresis and Western blotting.
Promotions are available
Thermo Scientific™ PageRuler™ Prestained Protein Ladder, 10 to 180 kDa
Mixture of 10 blue-, orange- and green-stained proteins (10 to 180kDa) used as size standards in protein electrophoresis (SDS-PAGE) and Western blotting.
Thermo Scientific™ PageRuler™ Unstained High Range Protein Ladder
A mixture of 8 unstained proteins (60 to 250kDa) for use as size standards in protein electrophoresis (SDS-PAGE) and Western blotting.
Thermo Scientific™ SuperSignal™ Molecular Weight Protein Ladder
Ready-to-use mix of recombinant proteins (20 to 150K) with IgG-binding sites for chemiluminescent, fluorescent, chromogenic or other detection methods.
Thermo Scientific™ Pierce™ Prestained Protein MW Marker
A mixture of six blue-stained natural proteins (20 to 120kDa) for use as size standards in protein electrophoresis (SDS-PAGE).
Thermo Scientific™ PageRuler™ Plus Prestained Protein Ladder, 10 to 250 kDa
Mixture of 9 blue-, orange- and green-stained proteins (10 to 250kDa) used as size standards in protein electrophoresis (SDS-PAGE) and Western blotting.
Lonza™ ProSieve™ Color Protein Markers
Visible markers for use in SDS-PAGE gels
Promega Broad Range Protein Molecular Weight Marker
10-225kDa; 9 bands; ready to load. Protein staining required for detection.
Invitrogen™ BenchMark™ Pre-stained Protein Ladder
Standard used to monitor electrophoresis or electrophoretic transfer from gel to membrane in Western blots
Invitrogen™ NuPAGE™ Large Protein Staining Kit
Specifically designed for large protein analysis on NuPAGE Novex Tris-Acetate Gels under denaturing conditions