Characterizing bacterial communities in paper production-troublemakers revealed
Anita Zumsteg1, Simon K Urwyler1, Joachim Glaubitz1
1Omya International AG, R&D Microbiology, Oftringen, Switzerland.
Microbiologyopen
|May 16, 2017
Summary
Microbial biofilms in paper manufacturing cause defects. Tepidimonas and Chryseobacterium were identified, but their presence alone doesn't guarantee issues, indicating other factors are involved.
Area of Science:
- Microbiology
- Industrial Biotechnology
- Paper Science
Background:
- Biofilm formation in paper manufacturing leads to reduced product quality and increased operational downtime.
- Identifying microbial culprits in paper slime and biofilms is crucial for process optimization.
Purpose of the Study:
- To identify microbial populations within biofilms and slimes associated with paper quality defects.
- To investigate the role of specific bacterial genera, Tepidimonas and Chryseobacterium, in paper mill biofilms.
Main Methods:
- Utilized Illumina next-generation sequencing to analyze microbial communities in paper defects.
- Examined biofilms and slimes from various paper machine locations.
Main Results:
- Tepidimonas and Chryseobacterium were the predominant genera found in paper defects.
- Tepidimonas spp. constituted a significant portion (average 68%) of the bacterial population in affected samples.
- Tepidimonas spp. were found in both problematic and non-problematic paper machines, suggesting other factors contribute to defects.
Conclusions:
- The mere presence of Tepidimonas spp. does not solely cause slime and paper defects.
- Additional critical factors, such as early colonizers like Acidovorax sp. forming extracellular DNA matrices, play a role in biofilm-related issues.
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