Madison, Wis.-based Novagen now sells KOD HiFi DNA polymerase (manufactured by Toyobo of Japan), a proofreading enzyme for high-fidelity PCR amplification. KOD HiFi DNA polymerase is a recombinant version of Thermococcus kodakaraensis KOD1 DNA polymerase. According to company literature, the enzyme possesses higher accuracy than any other commercially available DNA polymerase, is five times faster than Pfu DNA polymerase, and twice as fast as Taq DNA polymerase. Novagen also sells KOD Hot Start DNA polymerase for high-specificity (antibody-mediated) PCR and KOD XL DNA polymerase for long and accurate PCR.

Novagen, (800) 526-7319,

Color Me Convenient

Pierce Chemical Co. of Rockford, Ill, introduces the ColorMeRanger™ Unstained Protein Molecular Weight Marker Mix, featuring room-temperature stability and single-use packaging, which eliminates problems caused by freeze-thaw damage and contamination from repeated use. The ColorMeRanger marker consists of nine proteins ranging from 3.5 kDa to 200 kDa, all of which can be visualized...

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