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Tag: "devour" at biology news

Protein found to shield pancreatic cancer cells from self-destruction

...human pancreatic cancer cells from being forced to devour themselves, removing one of the body's natural defenses against out-of-control cell growth, researchers at The University of Texas M. D. Anderson Cancer Center report in the March issue of Molecular Cancer Research. The protein tissue transglutamina...

Targeted virus compels cancer cells to eat themselves

...ncer and then kills tumor cells by forcing them to devour themselves, researchers at The University of Texas M. D. Anderson Cancer Center report this week in the Journal of the National Cancer Institute. The modified adenovirus homed in on malignant glioma cells in mice and induced enough self-cannibalizat...

Fire ants: Their true story told by the scientist who loves them

... little unfair, since opportunistic fire ants will devour termites, ticks, weevils, mosquitoes and other major threats to Southern plants, property and people. Like a sort of subterranean family album, "The Fire Ants" details emigration, growth, struggle, development and death in a complex nest of interdep...

Dangerous tricksters: Some bacterie use immune cells to reproduce

...e the intruder. Macrophages, cells whose job is to devour such intruders, are attracted by substances typical of bacteria, which surround the microbe like a cloud. As soon as the immune cells have detected the intruder, they cover the bacterium with part of their own cell membrane like a hood, creating a me...

Beneficial Beetles Battle Pesky Saltcedar

... where the troublesome tree is native--the beetles devour saltcedar's scale-like leaves. That happens when the insect is in its caterpillar-like larval stage or has matured into a quarter-inch-long adult beetle. Besides disrupting the natural surroundings needed by native plants, birds, fish and other form...

Experiments provide proof of how traveling in groups protects insects

...kind and form teeming, hungry islands of life that devour everything in their path that's edible. Some spectacular marching packs stretch several miles wide and extend 10 miles or so in length. And they can travel a mile or so a day. Why such groups of insects form has mystified humans for thousands of yea...

Experiments provide proof of how traveling in groups protects insects

...kind and form teeming, hungry islands of life that devour everything in their path that's edible. Some spectacular marching packs stretch several miles wide and extend 10 miles or so in length. And they can travel a mile or so a day. Why such groups of insects form has mystified humans for thousands of yea...

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