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Principles of Forensic DNA for Officers of the Court

The Significance of DNA Results as Evidence

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Data Interpretation - Thresholds

image of line graph with a threshold line on it, some of the lines go above and below the line.
National Institute of Justice (NIJ) (see reuse policy).

A threshold amount of amplified DNA must be observed before a laboratory will report an allele or genotype. Threshold values can differ among laboratories and are based on internal validation studies that are used to establish guidelines. Laboratory guidelines will determine whether data under the threshold is reported.

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