Phase 18 · Research-use only
Smart Multiplex PCR & Targeted Amplicon Panel Designer
Design multiple primer pairs as one coordinated panel, screen cross-primer conflicts, optimize pair selection globally, assign pools and review a transparent multiplex compatibility score.
Vendor-neutral · Open research workflow
Panel settings
Start with conservative research constraints, then widen only if a target fails.
Advanced primer constraints
Targets
Paste user-supplied DNA sequence for each research target.
Panel overview
Selected primer pairs
| Target | Pool | Amplicon | Pair score | Forward primer | Reverse primer | Tm Δ | Assay QC |
|---|
Pool assignment
Cross-primer conflict matrix
Only interactions at or above the configured conflict threshold are listed.
| Target A | Target B | Primer pair | Interaction | 3′ run | Severity | Status |
|---|
Redesign suggestions
Multiplex PCR panel design for research workflows
Multiplex PCR combines several primer pairs in the same reaction, which can reduce sample use and experimental handling but also creates additional design constraints. Primer pairs that work well individually may compete in a multiplex reaction because of melting-temperature differences, cross-primer complementarity, 3′ interactions or overlapping amplification behavior.
This research-use designer evaluates multiple targets as one coordinated panel rather than as isolated primer pairs. It selects candidate pairs, compares pair-to-pair interactions, reviews Tm spread, assigns compatible targets to pools and reports a transparent compatibility score. Targeted amplicon tiling can also be planned when contiguous coverage is needed across a longer DNA region.
What the multiplex panel workflow evaluates
- Primer-pair selection across multiple DNA targets.
- Forward/reverse Tm compatibility and panel-level Tm spread.
- Cross-primer interaction screening, including 3′ complementary runs.
- Pool assignment when all selected pairs should not remain in one reaction.
- Amplicon-size constraints for multiplex PCR or targeted amplicon workflows.
- Direct handoff of selected primer pairs to Assay QC for additional review.
Recommended research workflow
Add one validated DNA sequence per target, choose conservative primer and amplicon constraints, then design the panel and inspect the selected primer pairs, pool assignment and conflict matrix. A high compatibility score means the panel satisfied the current computational screening rules; it does not guarantee successful amplification. Selected pairs should still be checked for target specificity and experimentally optimized under the intended multiplex conditions.
Research limitations
This tool is a computational planning aid for research use. Interaction scores are heuristic, genome-wide specificity is not guaranteed, and predicted compatibility does not establish analytical or clinical performance. Primer concentrations, polymerase chemistry, template quality, cycling conditions and laboratory validation remain essential for a reliable multiplex assay.