Ancient DNA in ice, such as the Ötzi the Iceman (Handt "et al." 1994), or through rapid desiccation, such as high-altitude mummies from the Andes (c.f. Pääbo 1986; Montiel "et al." 2001), as well as various sources of artificially preserved tissue (such as the chemically treated mummies of ancient Egypt). However, mummified remains are a limited resource. The majority of human aDNA studies have focused on extracting DNA from two sources that are much more common in the archaeological record – bone and teeth. Several other sources have also yielded DNA, including paleofaeces (Poinar "et al." 2001) and hair (Baker "et al."
Iceman (Marvel Comics) Iceman confronts his older self, who confirms that he is gay as well but repressed his true self, not wanting to be both gay and a mutant. In 2017, Iceman received his first ongoing solo series, which focused on the adult Bobby Drake coming to terms with life as an out gay man, his Omega-level superpowers, his legacy as a hero and fighting some of the biggest villains in the Marvel Universe. The book had been cancelled, with its last issue being in early 2018. A new book written by Sina Grace will be a part of the Fresh Start