Frozen human cells can record radiation damage accumulated during space flight: Mutation induction and radioadaptation

Fumio Yatagai, Masamitsu Honma, Akihisa Takahashi, Katsunori Omori, Hiromi Suzuki, Toru Shimazu, Masaya Seki, Toko Hashizume, Akiko Ukai, Kaoru Sugasawa, Tomoko Abe, Naoshi Dohmae, Shuichi Enomoto, Takeo Ohnishi, Alasdair Gordon, Noriaki Ishioka