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Dandruff is associated with the conjoined interactions between host and microorganisms.

Zhijue Xu1, Zongxiu Wang2, Chao Yuan3

  • 1State Key Laboratory of Microbial Metabolism, Joint International Research Laboratory of Metabolic &Developmental Sciences, School of Life Sciences and Biotechnology; Ministry of Education Key Laboratory of Systems Biomedicine, Shanghai Center for Systems Biomedicine (SCSB), Shanghai Jiao Tong University, Shanghai, 200240, China.

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|May 13, 2016
PubMed
Summary

Dandruff severity is linked to scalp conditions and microbial interactions. Balancing scalp bacteria, specifically boosting Propionibacterium and reducing Staphylococcus, may help alleviate dandruff.

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Area of Science:

  • Dermatology
  • Microbiology
  • Human Physiology

Background:

  • Dandruff is a common scalp disorder affecting human populations.
  • Understanding the factors contributing to dandruff is crucial for developing effective treatments.

Purpose of the Study:

  • To investigate associations between dandruff, scalp physiology, host demographics, and scalp microorganisms.
  • To explore the roles of bacteria and fungi in dandruff formation and severity.

Main Methods:

  • Systematic investigation of intra- and inter-associations.
  • Analysis of scalp sebum, water content, and microbial populations (bacteria and fungi).
  • Correlation of physiological factors and microbial presence with dandruff severity and host characteristics.

Main Results:

  • Scalp physiological conditions correlate with host age and vary by scalp region.
  • Sebum and water content negatively correlate with dandruff; linked to Propionibacterium and Staphylococcus.
  • Bacteria show a stronger association with dandruff severity than fungi; Malassezia species have varied roles.

Conclusions:

  • Dandruff severity is closely associated with host-microorganism interactions.
  • Adjusting scalp bacterial balance, enhancing Propionibacterium and suppressing Staphylococcus, is a potential dandruff management strategy.