Protein Markers & Ladders

NEB offers a selection of highly pure protein markers and ladders available in unstained or prestained (prestained containing two colored bands for easy identification) formats. Sizes range from 2.3 to 250 kDa which is ideal for accurate molecular weight determination for a wide range of expressed proteins. NEB markers and ladders provide uniform band intensities, convenient band spacing and easy-to-identify reference bands.

ColorPlus™ is a trademark of New England Biolabs, Inc.

Choose Type:

FAQs for Protein Markers & Ladders
Protocols for Protein Markers & Ladders
    Other Tools & Resources


  • Protein Expression & Purification Brochure

    The Protein Expression and Purification brochure provides information on the advanced tools for protein expression and purification offered by NEB.