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Measuring bacterial cell size

Measuring bacterial cell size

Cell size carries the physiological state, and shows it early

Understanding BactoBox® cell counts

Understanding BactoBox® cell counts

Principle and considerations

Identifying the harvest point

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

Mycoplasma growth data

From slow CCU and CFU to rapid direct cell counts

More articles

Building an OD600-to-CFU calibration curve

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

Screen growth media

How direct cell counts reveal the medium that produces the most cells

End of fermentation crosscheck

End of fermentation crosscheck

How a direct cell count compared with CFU reveals whether a fermentation has more potential

Understanding OD600

Understanding OD600

Principle and considerations

OD600-incompatible matrices

OD600-incompatible matrices

Getting growth data you can trust in media that defeat optical density

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