Of those, 18 had a «low gene count» (meaning their gut was not as rich in bacteria) and 27 had a «high gene count» (meaning they had a greater mix of microbes). (businessinsider.com)
Genome editing driven by zinc - finger nucleases (ZFNs) yields high gene - modification efficiencies (> 10 %) by introducing a recombinogenic double - strand break into the targeted gene. (sens.org)