Abstract

Xdrop™ - Targeted sequencing enabled into the dark and unknown

Targeted sequencing data will never be better than the input material generated during the targeted enrichment process! While this may seem trivial, very few targeted enrichment technologies allow maintaining the integrity and quality of the DNA during enrichment. This results in both false positives and false negative results and can significantly impact conclusions. The Xdrop™ innovation, a novel robotized microfluidics-based focused on advancement framework, empowers quick focused on improvement while keeping up the nature of the DNA and subsequently makes it conceivable to dodge the ancient rarities presented with other enhancement advances. Here we show the Xdrop™ framework being utilized to succession incorporated infections and their encompassing obscure chromosomal grouping, long GC rehashes, and we show staging of malignant growth changes from sub-nanograms of DNA. Districts of 40-70 kb are enhanced and sequenced utilizing Illumina, PacBio, and Oxford Nanopore sequencing at high inclusion. Apart from the Xdrop™ reagents, just 0.2-10 ng of input DNA and two adjacent 20-25 bp primers are used for the enrichment of a chromosomal region and it is therefore fast and easy to set up for a new region. The primers are located in the central part of the enriched region which means that partially unknown regions can also be enriched using the system making it relevant for regions with structural variation, CRISPR gene editing, gap closing, variable viruses or bacteria, pseudogenes etc. We also show that the Xdrop™ system can be used for general, unbiased isothermal amplification of small amounts of samples of DNA for any type of downstream sequencing.


Author(s):

Peter Mouritzen



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