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Tag: "chewing" at biology news

Termites feed through good vibrations

...ficial signal similar to that made by the termites chewing the large block, which Dr Evans broadcast into sma...atable wood." ### Listen to termites walking and chewing pine http://www.csiro.au/audio/termite_Feb05.mp3 Termite pictures: http://www.scienceimage.csiro.au...

The roots of civilization trace back to ... roots

...eats and fruits, which do not require such massive chewing abilities. While our ancient ancestors may have left the rain forest for the savannah in pursuit of game meat, it was the ability to find and eat roots that may have contributed to the initial split between humans and the other apes. Laden and Wran...

“Hitchhiking?Viruses as Cancer Drug Delivery System

...eats and fruits, which do not require such massive chewing abilities. While our ancient ancestors may have left the rain forest for the savannah in pursuit of game meat, it was the ability to find and eat roots that may have contributed to the initial split between humans and the other apes. Laden and Wran...

Compound from marine bacteria shows potential as multiple myeloma therapy

...he proteasome work as a cell's "garbage disposal," chewing up and disposing of old, unwanted proteins. With their proteasome jammed, cells die from the backup of damaged proteins. "Proteasome inhibition is a key therapeutic target and bortezomib (Velcade tm) was the first in a new class of compounds in mul...

Brainstem blocks pain to protect key behaviors

...s of eating, while the animal was both holding and chewing the food. A similar response took place when the animals drank water or urinated. This response "protects critical behaviors from disruption," the authors note, "allowing an animal to nourish itself without being distracted." (Animals that don't u...

Researchers test new way to quit smoking

...a nicotine substitute, such as nicotine patches or chewing gum. But some recent small-scale studies have suggested that the earlier use of a nicotine substitute might improve the chances of a person staying smoke-free. "It's been suggested that if a smoker starts using nicotine substitutes about a fortnigh...

Friendly bacteria in chewing gum that bites back

A chewing gum containing good bacteria that can destroy the ...tached to the tooth surface. Tests reveal that the chewing gum can reduce the amount of bacteria in the mouth fifty times. Stefan Marcinowski, executive dire...

Global study shows all tobacco bad for the heart

...orms of tobacco exposure, whether that be smoking, chewing or inhaling second hand smoke, increase the risk of heart attack. The study by professors Salim Yusuf and Koon Teo of the Michael G. DeGroote School of Medicine at McMaster University and Hamilton Health Sciences in Hamilton, is published in this w...

Dinosaurs -- stones did not help with digestion

...were more suited to tearing off plants rather than chewing them. But how did they then grind their food? Unti...were more suited to tearing off plants rather than chewing them. At the same time, they had to digest enormous amounts of food for their rapid growth and the m...

'Trojan Horse' agent halts bone metastasis in mice

...el, stopped specialized cells within the bone from chewing up other bone material to make room for the implanted tumor to grow. Although this study tested the ability of VEGF121/rGel to halt the growth of human prostate cancer cells in the bones of mice, investigators say it likely could help prevent the ...

Xylitol reduces risk of cavities

...ies. It is used in sugarless sweets, above all in chewing gum and lozenges. The dissertation studies what e...tion of saliva should be the first choice, such as chewing gum. About 6 g of xylitol per day is needed to counteract the production of acid and thereby redu...

Ancient amphibians evolved a bite before migrating to dry land

...ment of Earth and Planetary Sciences. "A biting or chewing motion would result in a faint pushing together of the frontal bones in the skull, while a sucking motion would pull those bones ever so slightly apart. By comparing the skull roofs of living fish to those of early amphibians and their fishy ancestor...

Dinosaur hearing, listening to muscle noise, quieter cubicles

...sound of the masseter muscle--a jaw muscle used in chewing food-by propping your head (ear down) in the palm of your hand. The low rumbling comes from the shortening of the actomyosin filaments in the muscle fibers. Muscle noise can be measured using various sensors, such as microphones and even skin-mount...

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(Date:9/18/2014)... deep in the primitive brainstem has revealed how we ... School of Medicine and the University at Buffalo School ... second "sleep node" identified in the mammalian brain whose ... produce deep sleep. , Published online in August in ... half of all of the brain,s sleep-promoting activity originates ...
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Breaking Biology News(10 mins):No sedative necessary: Scientists discover new 'sleep node' in the brain 2Trial begins for MRI-compatible robot designed to improve accuracy of prostate biopsies 2Trial begins for MRI-compatible robot designed to improve accuracy of prostate biopsies 3Trial begins for MRI-compatible robot designed to improve accuracy of prostate biopsies 4Trial begins for MRI-compatible robot designed to improve accuracy of prostate biopsies 5Researchers study vital 'on/off switches' that control when bacteria turn deadly 2Researchers study vital 'on/off switches' that control when bacteria turn deadly 3
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