Communication Skills, Report Writing, and Courtroom Testimony for Forensic Analysts

Hair

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Reporting Guidelines - Hair
Test	Results	Reporting
Microscopic	Human hair with root with tissue observed	Microscopic examination determined the hair(s) to be of human origin and indicated the presence of tissue. Further characterization may be possible using nuclear DNA analysis.
Microscopic	Human hair which may have tissue present	Microscopic examination determined the hair(s) to be of human origin and indicated the possible presence of tissue. Further characterization may be possible using nuclear DNA analysis.
Microscopic	Human hair with root but no visible tissue	Microscopic examination determined the hair(s) to be of human origin with a root present. Further characterization may be possible using nuclear DNA analysis.
Microscopic	Human hair with no root, but hair is sufficient in length ( >1 cm)	Microscopic examination determined the hair(s) to be of human origin and insufficient for nuclear DNA analysis. Further characterization may be possible using mitochondrial DNA. Please contact the Forensic Biology section for a list of laboratories that conduct this analysis.
Microscopic	Human hair with no root, but hair is insufficient in length for further testing.	Microscopic examination determined the hair(s) to be of human origin and insufficient for nuclear DNA analysis. No further analysis is possible.
Microscopic	Non-Human hair	Microscopic examination determined the hair(s) to be of non-human origin.
Microscopic (root material only)	Alternate Reporting if already determined to be human	Hair from __ was suitable/not suitable for DNA analysis.

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Date Created: July 20, 2023