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Measuring bacterial cell size
Cell size carries the physiological state, and shows it early

Understanding BactoBox® cell counts
Principle and considerations

Identifying the harvest point
Why OD600 cannot pinpoint when cell division stops in batch cultivation — and how a direct cell count can

Mycoplasma growth data
From slow CCU and CFU to rapid direct cell counts
More articles

Building an OD600-to-CFU calibration curve
How to build the curve, where it slips, and how a direct cell count avoids the correlation altogether

Screen growth media
How direct cell counts reveal the medium that produces the most cells
End of fermentation crosscheck
How a direct cell count compared with CFU reveals whether a fermentation has more potential
Understanding OD600
Principle and considerations

OD600-incompatible matrices
Getting growth data you can trust in media that defeat optical density