Back to matchesWe found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleOxygen and early animals: The biology of sponges provides clues about how early animals may have dealt with low levels of oxygen.AuthorsRYTKÖNEN, KALLE T.SubjectsOXYGEN; PHYSIOLOGICAL transport of oxygen; HYPOXIA-inducible factors; CELL metabolism; CELLULAR control mechanisms; PLACOZOA; SPONGES (Invertebrates); CTENOPHORAPublicationeLife, 2018, p1ISSN2050-084XPublication typeArticleDOI10.7554/eLife.34756