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Rapid High-throughput Species Identification of Botanical Material Using Direct Analysis in Real Time High Resolution Mass Spectrometry
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Forensic Botany: Evidence and Analysis.

H M Coyle1

  • 1Forensic Science Department, Henry C. Lee College of Criminal Justice and Forensic Sciences, University of New Haven, West Haven, CT, USA.

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|August 6, 2015
PubMed
Summary
This summary is machine-generated.

Forensic botany uses plant DNA analysis for legal cases. DNA typing techniques like sequencing and STR offer powerful methods for identifying plant evidence, even from minute samples.

Keywords:
AFLPDNARAPDSTRforensic botanyseeds

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Area of Science:

  • Forensic science
  • Botany
  • Molecular biology

Background:

  • Forensic botany applies plant evidence to legal investigations.
  • Plant fragments are often collected as trace evidence but rarely individualized.
  • Molecular techniques are underutilized for plant sample analysis.

Purpose of the Study:

  • To review DNA typing methods for plant evidence in forensic science.
  • To focus on techniques relevant to current forensic practices.
  • To highlight the value of DNA analysis for plant sample individualization.

Main Methods:

  • Review of DNA sequencing, Short Tandem Repeat (STR) analysis, Amplified Fragment Length Polymorphism (AFLP), and Random Amplified Polymorphic DNA (RAPD).
  • Focus on methods applicable to forensic casework.
  • Discussion of DNA typing for plant sample individualization and sourcing.

Main Results:

  • DNA typing offers high discriminatory power for plant evidence.
  • Methods can identify minute samples and differentiate morphologically similar plants.
  • Unique DNA profiles can be generated for associative evidence.

Conclusions:

  • DNA typing techniques significantly enhance the value of plant evidence in forensic investigations.
  • Molecular methods are crucial for individualizing and sourcing plant samples in legal matters.
  • Increased application of DNA analysis in forensic botany is recommended for robust case building.