News tagged with jaws
Study pinpoints genetic variation that raises a risk linked to bisphosphonates
Researchers at the Columbia University College of Dental Medicine have identified a genetic variation that raises the risk of developing serious necrotic jaw bone lesions in patients who take bisphosphonates, a common class ...
Jan 27, 2012 |
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Scientists study hands of fearsome, meat-eating dinosaur
(PhysOrg.com) -- 66 million years ago, the fearsome, meat-eating dinosaur Majungasaurus crenatissimus prowled the semi-arid lowlands of Madagascar. Its powerful jaws bristled with bladelike teeth, and its st ...
Other Sciences / Archaeology & Fossils
Jan 11, 2012 |
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New study showing pelvic girdles arose before the origin of movable jaws
Almost all gnathostomes or jawed vertebrates (including osteichthyans, chondrichthyans, ‘acanthodians’ and most placoderms) possess paired pectoral and pelvic fins. To date, it has generally been ...
Other Sciences / Archaeology & Fossils
Jan 10, 2012 |
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Study of skates and sharks questions assumptions about 'essential' genes
Biologists have long assumed that all jawed vertebrates possess a full complement of nearly identical genes for critical aspects of their development. But a paper in the December 16 issue of Science with Benjamin King of the ...
Dec 15, 2011 |
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Dental X-rays can predict fractures
It is now possible to use dental X-rays to predict who is at risk of fractures, reveals a new study from researchers at the Sahlgrenska Academy reported in the journal Nature Reviews Endocrinology.
Dec 06, 2011 |
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Shift in ancient diet may explain modern orthodontic problems
(PhysOrg.com) -- Many a parent has lamented the crowding of their children’s teeth indicating impending orthodontia bills, but few no doubt have wondered quite as deeply as Noreen von Cramon-Taubadel, ...
Other Sciences / Archaeology & Fossils
Nov 22, 2011 |
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New evidence for the earliest modern humans in Europe
The timing, process and archeology of the peopling of Europe by early modern humans have been actively debated for more than a century. Reassessment of the anatomy and dating of a fragmentary upper jaw with ...
Other Sciences / Archaeology & Fossils
Nov 02, 2011 |
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Murky future for giant Philippine crocodiles
Deep inside the Philippines' largest marshland, tribespeople who once revered crocodiles as mystical creatures say they now feel terrorised by them.
Oct 12, 2011 |
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Teeny teeth indicate ancient shark nurseries
Fuelled by Hollywood and its vision of Jaws, sharks conjure images of fearsome predators patrolling our seas in search of their next unfortunate victim. It is therefore hard to imagine sharks as relatively ...
Other Sciences / Archaeology & Fossils
Sep 13, 2011 |
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Tasmanian tiger's jaw was too small to attack sheep, study shows
Australia's iconic thylacine, or Tasmanian tiger, was hunted to death in the early Twentieth century for allegedly killing sheep; however, a new study published in the Zoological Society of London's Journal of ...
Sep 01, 2011 |
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Entomologist discovers new wasp species
(PhysOrg.com) -- A warrior wasp? A wasp with jaws longer than its front legs? The new species of wasp that Lynn Kimsey, director of the Bohart Museum of Entomology and professor of entomology at the University ...
Aug 22, 2011 |
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Researcher finds missing link between ancient toothed whales and modern baleen whales
(PhysOrg.com) -- Erich Fitzgerald, an Australian paleontologist, believes he has found the missing link between ancient toothed whales that caught and ate fish and modern baleen whales that eat by sucking ...
Aug 18, 2011 |
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What shapes a bone?
Researchers at Johns Hopkins found that use over time and not just genetics informs the structure of jaw bones in human populations. The researchers say these findings may be used to predict the diet of an ancient population, ...
Aug 05, 2011 |
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Japan researchers grow tooth in mouse kidney
Japanese bio engineers have succeeded in growing a tooth from cells implanted into a mouse kidney, using a technique that could create replacement organs faster than previously tested methods.
Jul 20, 2011 |
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Print your own teeth
What if, instead of waiting days or weeks for a cast to be produced and prosthetic dental implants, false teeth and replacement crowns to be made, your dentist could quickly scan your jaw and "print" your new teeth using ...
Jul 14, 2011 |
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