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Related Concept Videos

Microbial Growth Measurement: Indirect Methods01:27

Microbial Growth Measurement: Indirect Methods

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Estimating microbial growth is essential for understanding population dynamics and environmental adaptations. Indirect methods provide valuable insights by measuring parameters such as turbidity, metabolic activity, and biomass, enabling efficient and reproducible assessments.During exponential growth, microbial cells scatter light proportionally to their biomass, a principle used in turbidity measurements. About one million cells per milliliter produce detectable scattering, which a...
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Microbial Growth Measurement: Direct Methods01:23

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Direct methods for measuring microbial populations in a culture are essential tools in microbiology, providing quantitative data for various applications. Among these, microscopic counts, plate counts, and serial dilution are widely used techniques, each with unique principles and applications.Microscopic CountsMicroscopic counting involves the use of a Petroff-Hausser chamber, a specialized microscope slide with a grid and defined depth. By observing a liquid culture under a microscope,...
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Related Experiment Video

Updated: Dec 3, 2025

Precise, High-throughput Analysis of Bacterial Growth
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Author Correction: Robust estimation of bacterial cell count from optical density.

Jacob Beal1, Natalie G Farny2, Traci Haddock-Angelli3

  • 1Raytheon BBN Technologies, Cambridge, MA, USA. jakebeal@ieee.org.

Communications Biology
|October 28, 2020
PubMed
Summary

This study has been amended. Please refer to the updated version for the most current findings and analysis.

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Area of Science:

  • Not specified in the abstract.

Context:

  • The original research paper has undergone an amendment.

Purpose:

  • To inform readers about the publication of an amendment to the paper.

Summary:

  • An amendment to this paper has been published.

Impact:

  • Readers should consult the amended version for accurate information.