DNA extracted in museum samples can reveal genetic secrets

February 5, 2020 - General

DNA in preserved museum specimens can allow scientists to explore the history of species and humanities impact on the ecosystem, but samples are typically preserved in formaldehyde which can damage DNA and make very difficult to recover.

The protocol begins with Vortex Fluidic Device (VFD) treatment of a mixture of proteinase K and the frozen, then
broken-up tissue. The reaction mixture is next processed to remove solids and DNA…

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Source: archeo

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