primer3: primer3 (Design PCR primers) primer3: primer3: Primer3 is a widely used program for designing PCR primers (PCR = primer3: "Polymerase Chain Reaction"). PCR is an essential and primer3: ubiquitous tool in genetics and molecular biology. Primer3 can also primer3: design hybridization probes and sequencing primers. primer3: primer3: Home: http://primer3.sourceforge.net/ primer3: References: /usr/doc/primer3-2.3.7/References primer3: primer3: