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Tag: "rex" at biology news

Dinosaur DNA? New Patent Covers Degraded DNA recovery

...thed cat or even from tissues of the Tyrannosaurus rex that was described last Friday in the journal Science," says Dr. Ensley. Brenda Jarrell, Ph.D., Patent Attorney and Partner at the law firm of Choate, Hall & Stewart remarks, "This is the first patent of its kind to be allowed by the US Patent Of...

NC State scientist finds soft tissue in T. rex bones

...appened when they removed the minerals from the T. rex femur fragment. The removal process left behind st...roup, Schweitzer compared the findings from the T. rex with structures found in modern-day ostriches. In both samples, transparent branching blood vessels ...

Study: Predatory dinosaurs had bird-like pulmonary system

What could the fierce dinosaur T. rex and a modern songbird such as the sparrow possibly...lmonary system of meat-eating dinosaurs such as T. rex in fact shares many structural similarities with that of modern birds, which, from an engineering po...

FSU biologist says new dinosaur is oldest cousin of Tyrannosaurus rex

...tive 10-foot-long tyrannosauroids pre-dated the T. rex branch of their family tree by about 100 million y...es and Canada. Until now, tyrannosaurs such as T. rex were best known from the end of the Cretaceous period, about 65-70 million years ago. The new, nearl...

Protein fragments sequenced in 68 million-year-old Tyrannosaurus rex

...iversity, and colleagues found that extracts of T. rex bone reacted with antibodies to chicken collagen, ...the bait." Schweitzer readily agreed to provide T. rex bone samples. "She knew from our last collaboration that I was not going to stop until I found somet...

Despite their heft, many dinosaurs had surprisingly tiny genomes

..."The theropods -- carnivores such as Tyrannosaurus rex and Velociraptor -- had very small genomes, in the range of modern birds. Ornithischians -- which include Stegosaurus and Triceratops -- had more moderately sized genomes, akin to those of living lizards and crocodilians. We aren't sure about the gen...

Fused nasal bones helped tyrannosaurids dismember prey

...increased the strength of such dinosaurs as the T. rex and helped them apply powerful bites that could sp...force was delivered to the prey," he said. "The T. rex especially had a very strong skull and jaw muscles that would turn it into a zoological superweapon....

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Breaking Medicine News(10 mins):Health News:Internet use can help ward off depression among elderly 2Health News:Study IDs new cause of brain bleeding immediately after stroke 2Health News:Dual role: Key cell division proteins also power up mitochondria 2Health News:Animal study provides first evidence that gel can prevent multiple virus transmission in vagina/rectum 2Health News:Massage therapy improves circulation, eases muscle soreness 2
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