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Forensic microbiology applications: A systematic review.

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The thanatomicrobiome, or microbes in a deceased body, is increasingly studied for forensic applications. Research on postmortem microbial changes in organs and fluids aids in determining cause of death and postmortem interval.

Keywords:
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Area of Science:

  • Microbiology
  • Forensic Science
  • Human Microbiome Research

Background:

  • The human body hosts a vast microbial community, crucial for health and disease.
  • Knowledge of microbial changes postmortem, termed the thanatomicrobiome, is limited.
  • Understanding postmortem microbial shifts has potential forensic applications.

Purpose of the Study:

  • To review advances in postmortem microbiology research.
  • To focus on the role of internal organ and fluid microbial investigations.
  • To explore the forensic potential of thanatomicrobiome analysis.

Main Methods:

  • Systematic review of 19 selected studies.
  • Inclusion/exclusion criteria applied to select relevant research.
  • Analysis of studies on contamination, transmigration, and agonal spread.

Main Results:

  • Microbial investigations of internal organs and fluids are key in postmortem microbiology.
  • Factors like contamination, postmortem transmigration, and agonal spread influence microbial findings.
  • Postmortem microbiological data can assist in forensic investigations.

Conclusions:

  • Postmortem microbiology, particularly thanatomicrobiome analysis, is a developing field.
  • Investigating microbial changes in internal body sites offers insights into postmortem processes.
  • This research supports forensic applications like cause of death and postmortem interval estimation.