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3 小时
Human-like teeth successfully grown in a pig’s mouth
For the past two decades, scientists have been manipulating genes to grow human cells where you wouldn’t quite expect them.
6 天
Jaw Wars: How Bats Evolved a Diverse Arsenal of Teeth for Survival
Bats in the noctilionoid group, like Darwin’s finches, have evolved an impressive variety of jaw and tooth adaptations to ...
ZME Science on MSN
1 天
Paleolithic kids had cheek piercings 29,000 years ago — and the proof is in the teeth
Parents in the Ice Age let their kids get away with some pretty wild stuff.
4 天
Restoring your smile with another of your own teeth
In a dental autotransplant, a tooth – usually a premolar – is moved from one location in the mouth to another. Read more at ...
TheTravel on MSN
3 天
Evidence Of Ancient Piercings Shows Up In 30,000-Year-Old Chipped Teeth
New scientific research suggests that cheek piercings were popular as long ago as 30,000 years, as chipped teeth and bones ...
2 天
on MSN
30,000 years ago, European Ice Age children pierced their cheeks at age 10
A new research suggests that cheek piercings were popular as long ago as 30,000 years, with teenagers and children as young ...
La Brújula Verde
3 天
Cause of Tooth Wear in Upper Paleolithic Children and Adults in Central Europe Discovered ...
A team of researchers has shed new light on the cultural practices of the ancient Pavlovian peoples of the Upper Paleolithic, ...
Medscape
3 天
The Effect of the Different Restorations on Fracture Resistance of Root-Filled Premolars
Methods: A total of 55 intact maxillary premolar teeth were included (n = 11). G1 as positive control group, 44 teeth underwent root canal treatment, and MOD cavities were prepared. (G2 ...
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