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Using Step One Plus for qPCR

Aug 22, 2024

Key Points on Using Step One Plus for qPCR

Powering On

  • Press the blue power button on the bottom left to turn on the machine.
  • It takes a moment to boot up.

Machine Overview

  • Similar to Quant Studio systems but has an extra dye.
  • A dye guide will be posted on the cork board, indicating which dyes are calibrated for each machine and their compatibility.

Setting Up Protocols

  • Shortcuts for protocols can be created.
  • Pre-set for standard and fast protocols; ensure to select the correct one.
  • To modify a protocol:
    • Click on each stage to adjust settings.
    • Options include:
      • Ramp rates
      • Cycle durations
      • Data point collection timings
  • Adding Melt Curve:
    • If not configured, you can add a stage for a melt curve.
    • Look for a "c" symbol, indicating a melt curve may already be present.
  • Saving Protocols:
    • Hit save to overwrite the existing experiment.
    • New shortcuts will appear in the experiment menu.

Loading Plates

  • Remove the lid to access the well plate area.
  • Ensure the assay plate fits properly in the Applied Bio Systems machine.
  • Use an insert for deeper well plates to provide extra height.

Running the Experiment

  • After placing the assay plate, close the lid.
  • Hit start run to begin the experiment.

Collecting Results

  • At the end of the run, you can export results:
    • Insert a USB key into the machine.
    • Navigate to main menu > collect results to export data.

Powering Down

  • After data collection, remove the assay plate and replace the lid.
  • Turn the power off on the machine.