Dentistry
Over 90% of malign tumors in the head and neck are originated from carcinomas of squamous cells that appear in superficial areas of the...
Cancer more... NEWS MEDICAL 16 hours
The extinct Jamaican monkey X. mcgregori mcgregori acted like a sloth and had hardly any teeth. It may have been a seafaring hero.
A team led by UC Davis researchers have come up with a new way to estimate the biological sex of human skeletal...
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Researchers have come up with a new way to estimate the biological sex of human skeletal remains based on protein traces from...
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The isotope values of food consumed are reflected in the individual's tissues. As bone is constantly being turned over by remodelling, analysing the stable isotope ratios of bone collagen can shine a light on the main...
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Research on a newly rediscovered 9,000-year-old child's tooth has reshaped our understanding of Alaska's ancient people, their genetic background and their diets. The tooth is only the second known remnant...
Connectivity more... SCIENCE DAILY 7 days
Photon-mediated interactions between quantum systems are essential for realizing quantum networks and scalable quantum information processing. We demonstrate such interactions between pairs of silicon-vacancy (SiV) color centers coupled to a...
Two teeth from Neanderthal children who lived 250,000 years ago in what is today France contain evidence of repeated exposure...
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A system proposed by world war two codebreaker Alan Turing more than 60 years ago can explain the patterning of tooth-like scales possessed by sharks, according to new research.
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The teeth of Changchunsaurus parvus, a small herbivorous dinosaur from the Cretaceous of China, represent an important and poorly-known stage in the evolution of ornithopod dentition,...
AnimalsEvolution more... SCIENCE DAILY 1 week
Vertebrates have a vast array of epithelial appendages, including scales, feathers, and hair. The developmental patterning of these diverse structures can be theoretically explained by Alan...
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A system proposed by world war two codebreaker Alan Turing more than 60 years ago can explain the patterning of tooth-like scales possessed by sharks, according to new research.
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The studies, involving Professor Robert Reisz, a paleontologist at the University of Toronto Mississauga, appear in the latest...
AnimalsEvolution more... PHYS.ORG 1 week
TLR8 activation enhances cancer immunotherapy by reprograming of glucose metabolism in regulatory T cells.
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When Stony Brook University anthropologist James Rossie began sifting through sediment in the Tugen Hills of Kenya during his first day of the dig, he didn't know he'd discover teeth from a previously undiscovered...
AnimalsEvolution more... PHYS.ORG 1 week
Soon you may no longer have to worry about how long your dental repairs will last. A new dental reconstruction material developed in Sweden offers unprecedented improvements over...
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Many people use hydrogen peroxide to treat minor injuries, whiten their teeth, or dye their hair. Some claim that it can help cure cancer, but what does the research say?
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A team of archaeologists from the Museum of London Archaeology (MOLA) has uncovered keratin...
AnimalsEvolution more... SCI-NEWS.COM 1 week
Soon you may no longer have to worry about how long your dental repairs will last. A new dental reconstruction material developed in Sweden...
more... PHYS.ORG 1 week
Saber-toothed cats, the large felid predators that once roamed Southern California, may have eaten softer foods after suffering oral injuries, according to a new study. Microscopic damage patterns on teeth from fossilized...
AnimalsCatsEvolution more... SCIENCE DAILY 1 week
Saber-toothed cats, the large felid predators that once roamed Southern California, may have eaten softer foods after suffering oral injuries, according to a new...
AnimalsCatsEvolution more... PHYS.ORG 1 week
New research has revealed the impact a change in US guidelines had on the prescribing of antibiotic prophylaxis to prevent a life-threatening...
Infections more... NEWS MEDICAL 1 week
Chemical analyses of teeth from young Neandertals show that lead exposure in hominids goes back some 250,000 years.
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The Head and Neck Cancer Foundation is calling all Brits to ask their dentists to conduct mouth cancer screens at their next appointment. This should be routinely included within the price of a dental...
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The bulk of Earth’s biological materials consist of few base substances—essentially proteins, polysaccharides, and minerals—that assemble into large varieties of structures. Multifunctionality arises naturally from this structural complexity: An example is the combination of rigidity and...
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Using evidence found in teeth from two Neanderthals from southeastern France, researchers report the earliest evidence of lead exposure in an extinct human-like species from 250,000 years ago.
EvolutionExtinction more... SCIENCE DAILY 2 weeks
VIDEO Increasing variation in the climate has been implicated as a possible factor in the evolution of our species (Homo sapiens)...
NeanderthalsEvolution more... PHYS.ORG 2 weeks
Scholars endeavor to understand the relationship between human evolution and climate change. This is particularly germane for Neanderthals, who survived extreme Eurasian environmental variation and glaciations, mysteriously going extinct during...
Climate ChangeEvolutionExtinction more... Science Magazine 2 weeks
VIDEO Ancient teeth offer detailed portrait of how climate, illness shaped their lives
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Using evidence found in teeth from two Neanderthals from southeastern France, researchers from the Department of Environmental Medicine and Public Health at the Icahn School of Medicine at...
EvolutionExtinction more... PHYS.ORG 2 weeks
Practicing good oral hygiene can help a person keep their gums healthy and reduce the risk of gum disease. This involves regular brushing with fluoride toothpaste, flossing, and...
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AEGEA Medical, Inc. has announced the commencement of the Post-Ablation Cavity Access (PACE II) clinical study in women who previously underwent endometrial...
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Keratin 'teeth' belonging to the gruesome lamprey fish have been identified in London's archaeological record for the first time. The exceptionally rare discovery was made by...
Animals more... PHYS.ORG 2 weeks
Researchers at Tokyo Medical and Dental University have established a method to increase the released lentiviral particles produced by host...
Infections more... NEWS MEDICAL 2 weeks
Hip and dental implant operations are routine. But not entirely risk-free. They may result in infection that is difficult to control with oral or intravenous antibiotics. In such cases, the implant will probably need to be...
Infections more... PHYS.ORG 2 weeks
Older adults are at risk for both impaired oral health and malnutrition, according to a new study.
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Irish Famine victims were heavy smokers which caused badly rotten teeth, researchers have discovered.
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Older adults are at risk for both impaired oral health and malnutrition, according to a study by Rutgers University researchers.
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Scared, ashamed, happy or proud -- how do children feel when they lose their first baby tooth? Scientists have now found that children's feelings are predominantly positive. The...
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Irish Famine victims were heavy smokers which caused badly rotten teeth, researchers from the University of Otago and Queen's University Belfast, in Ireland, have...
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Scared, ashamed, happy or proud - how do children feel when they lose their first baby tooth? An interdisciplinary research group at the University of Zurich...
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People may experience a burning tongue due to burning mouth syndrome (BMS) or a scald from hot food. Causes of BMS include nerve damage, underlying medical conditions, and habits, such as teeth...
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Researchers at Queen Mary University of London have produced a new orthodontic bracket bonding adhesive that protects the tooth surfaces around the brackets from decay. This decay is...
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Tyrannosaurus rex’s powerful bite and remarkably strong teeth helped the dinosaur crush bones.
Evolution more... SCIENCE-NEWS 3 weeks
Researchers have described a remarkable new species of fish that lived in the sea about 150 million years ago in the time of the dinosaurs. The...
AnimalsEvolution more... SCIENCE DAILY 4 weeks
A remarkable new species of predatory fish that lived about 152 million years ago (Jurassic period) has been identified from a fossil found in...
AnimalsEvolutionExtinction more... SCI-NEWS.COM 4 weeks
The little sea monster used its mouth full of scissor teeth to rip flesh from other fish.
AnimalsEvolution more... LIVE SCIENCE 4 weeks
Researchers have described a remarkable new species of fish that lived in the sea about 150 million years ago in the time of the dinosaurs. The new species of bony...
AnimalsEvolution more... SCIENCE DAILY 4 weeks
Rare fossil suggests toothless whale ancestors sucked up their food before evolving baleen
AnimalsEvolution more... Science Magazine 4 weeks
Scientists identify the oldest bony fish that could have taken bites of flesh
Animals more... Science Magazine 4 weeks
Anatomy, Modeling and Biomaterial Fabrication for Dental and Maxillofacial Applications provides readers with information about dental implants and biomaterial fabrication for maxillofacial procedures and dental bone...
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Researchers reporting in Current Biology on October 18 have described a remarkable new species of fish that lived in the sea about 150 million years ago in the time of...
AnimalsEvolution more... PHYS.ORG 4 weeks
Particle accelerators are made of structures called cavities, which impart energy to the particle beam, kicking it forward. One type of cavity is the superconducting radio-frequency, or SRF, cavity. Usually made of niobium, SRF cavities require extreme cold...
Particle Accelerators more... PHYS.ORG 4 weeks
T cells help fight off infection, but they can go overboard. A new study led by researchers at the University of Pennsylvania School of Dental Medicine and the National Institutes of Health...
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What teeth can tell about the lives and environments of ancient humans and Neanderthals
PHYS.ORG
Neanderthal children shivered and suffered in ancient Europe
Science Magazine