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Quickening, the point at which a pregnant woman can first feel the movements of the growing embryo or fetus, has long been considered a pivotal moment in pregnancy. Over time, this experience has been used in a variety of contexts, ranging from representing the point of ensoulment to determining whether an abortion was legal to indicating the gender of the unborn baby; philosophy, theology, and law all address the idea of quickening in detail. Beginning with Aristotle, quickening divided the developmental stages of embryo and fetus.
Multiplex Automated Genome Engineering, or MAGE, is a genome editing technique that enables scientists to quickly edit an organism’s DNA to produce multiple changes across the genome. In 2009, two genetic researchers at the Wyss Institute at Harvard Medical School in Boston, Massachusetts, Harris Wang and George Church, developed the technology during a time when researchers could only edit one site in an organism’s genome at a time.