Next good dinosaur news likely to come from small packages
...t they can be tough, Ostrom said. The plant that a mastodon munched some 10,000 years ago disperses through the animal's body, sprinkling molecules of itself through tissue and hair -- vivid scientific evidence of the adage "you are what you eat." "It just takes two or three pinches of bone powder to find ...Ancient T. rex and mastodon protein fragments discovered, sequenced
...uccessfully sequenced portions of the dinosaur and mastodon proteins, identifying the amino acids and confirmi...ad similarities to those of chickens, and that the mastodon was more closely related to mammals, including the African elephant. The protein fragments in the ...Protein fragments sequenced in 68 million-year-old Tyrannosaurus rex
... ones, which we didnt," said Asara. He also tested mastodon bone, sent by Schweitzer, against a database of existing amino acid sequences and against a set of mastodon theoretical sequences. He identified a total of 78 peptides, including four unique sequences. "As ...Back to the future: Mastodon extends the time limit on DNA sequencing
...encing of the complete mitochondrial genome of the mastodon (Mammut americanum), a recently extinct relative o... been done by almost a complete glacial cycle. The mastodon becomes only the third extinct taxon for which the complete mitochondrial genome is known, joining t...