Related Experiment Video
Updated: Apr 28, 2026

Laboratory Protocol for Genetic Gut Content Analyses of Aquatic Macroinvertebrates Using Group-specific rDNA Primers
Published on: October 5, 2017
An optimized DNA extraction protocol for benthic Didymosphenia geminata
Noelia Mariel Uyua1, Julieta Marina Manrique1, Leandro Roberto Jones1
1Laboratorio de Virología y Genética Molecular, Facultad de Ciencias Naturales sede Trelew, Universidad Nacional de la Patagonia San Juan Bosco, Av. 9 de Julio y Belgrano s/n, (9100) Trelew, Chubut, Argentina.
Abstract:
Didymosphenia geminata mats display few cells in relation to extracellular material and contain polysaccharides and heavy metals that interfere with molecular studies. We describe an optimized DNA extraction protocol that help to overcome these difficulties. Our protocol outperformed five previously described DNA extraction techniques.

