A free service sponsored by Ractigen Therapeutics

MethPrimer

Design primers for bisulfite-converted DNA with an easy, research-ready workflow.

Trusted by researchers since 2002

Bisulfite PCR

Generate primers for bisulfite sequencing or restriction PCR with CpG-aware rules.

MSP Primers

Design methylated vs. unmethylated primer sets to support MSP experiments.

CpG Islands

Optionally scan CpG islands and target regions for primer selection.

Start Primer Design

How It Works

1. Paste Sequence

Provide your DNA sequence in any standard format.

2. Set Parameters

Adjust CpG island settings, primer sizes, and product constraints.

3. Get Results

Review primer pairs and predicted product details instantly.

How to Cite MethPrimer

Li LC, Dahiya R. MethPrimer: designing primers for methylation PCRs. Bioinformatics. 2002 Nov;18(11):1427-31.

PubMed: 12424112