Imaging of Streptomyces coelicolor A3(2) with Reduced Autofluorescence Reveals a Novel Stage of FtsZ Localization
2009

Imaging of Streptomyces coelicolor A3(2) with Reduced Autofluorescence Reveals a Novel Stage of FtsZ Localization

Sample size: 100 publication Evidence: moderate

Author Information

Author(s): Willemse Joost van Wezel, Gilles P.

Primary Institution: Leiden Institute of Chemistry, Leiden University, Leiden, The Netherlands

Hypothesis

The study aims to analyze the localization of the cell division protein FtsZ in a novel derivative of Streptomyces coelicolor with reduced autofluorescence.

Conclusion

The new derivative FM145 has significantly reduced autofluorescence, allowing for better imaging of FtsZ localization during sporulation.

Supporting Evidence

  • FM145 displayed about threefold decrease in autofluorescence in the green channel and more than fivefold in the red channel.
  • Both FM145 and its parent strain M145 showed no significant differences in growth rates or morphogenesis.
  • The reduced autofluorescence allowed visualization of an additional fourth pattern of FtsZ localization that was previously undetectable.

Takeaway

Scientists created a special strain of bacteria that doesn't glow as much, which helps them see important proteins better when they take pictures.

Methodology

The study involved creating a derivative strain of Streptomyces coelicolor with reduced autofluorescence and using fluorescence microscopy to analyze FtsZ localization.

Limitations

The exact nature of the reduction of autofluorescence in FM145 is unknown, and further studies are needed to identify the molecular basis.

Digital Object Identifier (DOI)

10.1371/journal.pone.0004242

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