Can DMSO be added to improve amplification of GC-rich templates?

Can DMSO be added to improve amplification of GC-rich templates?

We have heard from customers that improved amplification of GC-rich templates was obtained by adding DMSO to reactions using PrimeSTAR MAX DNA Polymerase or CloneAmp HiFi PCR Premix. The recommended concentration of DMSO is between 2.5% and 5%.

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