Features supporting rapid growth

  • Optimised growth conditions to facilitate rapid detection.
  • 90 ml Volume advised as “best practice” in Health Protection Agency Guidelines, allowing dilution of antibiotics and other inhibitors.
  • Mild process conditions ensures culture medium retains activity of heat labile growth enhancers allowing high growth rate and culture of a broad range of microbes including fastidious organisms and those that may be damaged, reducing false negative results.
  • Advanced mixing system with a non-invasive drive mechanism eliminates the potential for contamination across drive bearings and glands.
  • Unlike simple “magnetic fleas”, Gemini’s paddle mixer provides highly effective gas transfer between the headspace and the culture medium and introduces a true bottom to top fluid movement significantly improving upon simple vortex mixing.
  • Mixing system giving rise to rapid growth due to the elimination of nutrient and gas gradients.
  • Mixing system with high transfer between culture medium and headspace promotes rapid growth.
  • Effective mixing combined with advanced heater control creates a homogenous environment, so no cold or hot spots are encountered in the culture.
  • Heater configuration and control systems and advanced thermal insulation allows a smooth and rapid warm-up curve and precise control of culture temperature.
  • Individual modules have high efficiency insulation which removes problems of external temperature fluctuations, weather, drafts, or other extreme factors.
  • Manipulation of one culture does not affect those around it.

Precision Control



  • Fundamentally different to conventional bottle format.


  • Rapid growth


  • Optimised culture conditions


  • Cost effective


  • highly versatile


  • Any laboratory
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