dye blobs
Artifact peaks in capillary electropherograms arising from fluorescent dye molecules coming off their associated PCR primer during primer synthesis (and failing to be purified); generally, dye blob peaks are wider than true STR alleles, are lower in signal intensity, and can be characteristically sized in each color channel.
Committee
Human Forensic Biology
Date Added to Lexicon
Standard Source (Designation Number Title of Standard. Publisher, Place, Year.)
ASB Standard 091 Standard for Training in Analysis of Forensic Short Tandem Repeat (STR) DNA Data. AAFS Academy Standards Board (ASB), 410 North 21st Street, Colorado Springs, CO, 2026.
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