«The pictures were stunning, but the paper fell quite short,» says Hendrik Poinar, a molecular evolutionary geneticist at McMaster University in Ontario. (discovermagazine.com)
«People have always asked us, «Could you unpool»» once the DNA has been mixed, says geneticist David Craig of the Translational Genomics Research Institute in Phoenix, Arizona. (sciencemag.org)
«It was a big challenge to extract the DNA sequences from the fossil mammoths and mastodons and then to line these up with DNA from the modern elephants,» says Nadin Rohland, an evolutionary geneticist at Harvard Medical School in Boston and the study's lead author. (sciencemag.org)