Inside the Very Big, Very Controversial Business of Dog Cloning

August 8, 2018

(Vanity Fair) – Ethicists from the White House to the Vatican have long debated the morality of cloning. Do we have the right to bioengineer a copy of a living creature, especially given the pain and suffering that the process requires? It can take a dozen or more embryos to produce a single healthy dog. Along the way, the surrogate mothers may be treated with hormones that, over time, can be dangerous, and many of the babies are miscarried, born dead, or deformed. When a dog was first cloned, in 2005—a scientific achievement that Time hailed as one of the breakthrough inventions of the year—it took more than 100 borrowed wombs, and more than 1,000 embryos.

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