Tag: "blasting" at biology news

Electron Accelerator Provides Unique Proof Of Gene Repair Process In Living Cells

...area of the nucleus of a living human cell without blasting it away," said Petrini. "The electron accelerator at the Synchrotron, which generates so-called 'ultra-soft' X-rays that are extremely limited in their effect, allowed us to do that." To damage only a small area of the nucleus, the researchers irrad...

Earlier water on Earth? Oldest rock suggests hospitable young planet

... have slammed into the Earth, creating the moon by blasting pieces of the infant planet into space. The new picture of the earliest Earth is based on a single, tiny grain of zircon from western Australia found and dated by Simon Wilde, of the School of Applied Geology at Curtin University of Techno...

Oldest crystal reveals early Earth

... have slammed into the Earth, creating the moon by blasting pieces of the infant planet into space. "This is the first evidence of crust as old as 4.4 billion years, and indicates the development of continental-type crust during intense meteorite bombardment of the early Earth," Valley says. "It is possible t...

NIH funds synchrotron beamlines to advance studies of molecular structures

...rmine the three-dimensional shape of a molecule by blasting a beam of X-rays through a crystallized sample of the molecule and then analyzing the pattern of the scattered beam. Synchrotrons are powerful tools for such work, because they generate extremely intense, focused X-ray radiation. Some scientists ha...

NIH, Argonne sign agreement

...rmine the three-dimensional shape of a molecule by blasting a beam of X-rays through a crystallized sample of the molecule and then analyzing the pattern of the scattered beam. X-rays are electromagnetic waves like light, except that their wavelength is much smaller and on the scale of an atom. Therefore, unl...

Ozone produced by antibodies during bacterial killing and in inflammation

...engulf and destroy bacteria and other pathogens by blasting them with singlet oxygen and other oxidative molecules. The antibodies reduce singlet oxygen by combining it with water to produce hydrogen peroxide, producing ozone as a side product. Interestingly, all antibodies have the ability to do this, which ...

Rutgers explorer describes sea floor hot springs as teeming with valuable minerals and microbes

...orce, dissolving metals from surrounding rocks and blasting out of the sea floor at 650 degrees Fahrenheit. Often the jets are so dense with minerals we call them 'black smokers.'" When the hot jets reach the cold ocean water, the minerals condense and create structures on the sea floor, said Rona. "Besides ...

Scientists at Scripps Research Institute address mysteries of ozone in the human body

...utrophils engulf and destroy bacteria and fungi by blasting them with these oxidants. The work of the TSRI scientists suggests that the antibacterial effect of neutrophils is enhanced by antibodies. In addition to killing the bacteria themselves, the neutrophils feed singlet oxygen to the antibodies, which co...

Proteins show promise for mosquito control

...ADISON-Mosquito abatement usually means one thing: blasting the pesky critters with pesticides. Those pesticides, although highly effective, can impair other organisms in the environment. Que Lan, insect physiologist at the University of Wisconsin-Madison, and her colleagues in the entomology department are...

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