Solar-powered toothbrush doesn't require toothpaste
(PhysOrg.com) -- Researchers have designed a toothbrush that cleans teeth by creating a solar-powered chemical reaction in the mouth, doing away with the need for toothpaste.
News tagged with plaque
Nanoparticle chomps away plaques that cause heart attacks
Michigan State University and Stanford University scientists have invented a nanoparticle that eats away—from the inside out—portions of plaques that cause heart attacks.
Bio & Medicine
Jan 28, 2020
3
2034
Dental plaque DNA shows Neandertals used 'aspirin'
Ancient DNA found in the dental plaque of Neandertals - our nearest extinct relative - has provided remarkable new insights into their behaviour, diet and evolutionary history, including their use of plant-based medicine ...
Archaeology
Mar 8, 2017
2
3116
Did gonorrhea give us grandparents?
Researchers at University of California San Diego School of Medicine previously found a set of human gene mutations that protect older adults against cognitive decline and dementia. In a new study, published July 9, 2022 ...
Evolution
Jul 18, 2022
0
503
Team discovers first evidence of milk consumption in ancient dental plaque
Led by a University of Oklahoma professor, an international team of researchers has discovered the first evidence of milk consumption in the ancient dental calculus—a mineralized dental plaque—of humans in Europe and ...
Archaeology
Nov 27, 2014
1
1
Nanoparticles release drugs to reduce tooth decay
Therapeutic agents intended to reduce dental plaque and prevent tooth decay are often removed by saliva and the act of swallowing before they can take effect. But a team of researchers has developed a way to keep the drugs ...
Bio & Medicine
Apr 1, 2015
8
163
A nanoparticle does double duty, imaging and treating atherosclerosis
Atherosclerosis, a disease in which plaque builds up inside arteries, is a prolific and invisible killer, but it may soon lose its ability to hide in the body and wreak havoc. Scientists have now developed a nanoparticle ...
Bio & Medicine
Mar 13, 2016
0
493
Was a 'mistress of the lionesses' a king in ancient Canaan?
The legend is that the great rulers of Canaan, the ancient land of Israel, were all men. But a recent dig by Tel Aviv University archaeologists at Tel Beth-Shemesh uncovered possible evidence of a mysterious female ruler.
Archaeology
Apr 6, 2009
0
1
Streptococcus enzyme could compete with toothbrushes, dental floss
(PhysOrg.com) -- Investigators from Japan show in vitro that the bacterium Streptococcus salivarius, a non-biofilm forming, and otherwise harmless inhabitant of the human mouth, actually inhibits the formation of dental biofilms, ...
Cell & Microbiology
Apr 3, 2011
0
0
Trapped dental 'calculus' holds clues to ancient human diets and health
Many ancient human teeth, including specimens tens of thousands of years old, still hold onto tiny pieces of food -- and even bacteria. Anthropologists are studying the tartar attached to ancient human teeth to learn more ...
Archaeology
May 31, 2012
0
1
