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Tag: "neutrons" at biology news

Production of key Alzheimer's protein monitored for first time in humans

...el it. Inside the leucine are carbon atoms with 13 neutrons and protons in their nucleus instead of the more common 12 neutrons and protons--in scientific parlance, carbon 13 instead of carbon 12. "Normally only about 1.1 perc...

Superconducting magnet attracts molecular research

...arching soldiers, said Pochapsky. The electrons, neutrons and protons within the atom have an intrinsic property known as "spin" and within the electromagnetic field created by the magnet, the frequency of the spinning motion of the atoms reveals information about the physical, chemical, structural and elec...

Did humans cause ecosystem collapse in ancient Australia?

...re--12C, 13C and 14C. They differ in the number of neutrons in the nucleus. By far the most abundant variety is in the lightest, 12C. About 1% is 13C, a heavier sibling with an additional neutron. There is even less 14C, the unstable, radioactive heavyweight of them all. "13C is the key," Fogel explained. "T...

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(Date:4/17/2014)... in the Amazon help create tinderbox conditions for ... widespread forest loss during drought years, according to ... forests in the Amazon could reach a "tipping ... lead to large-scale loss of trees, making recovery ... geography, Penn State. , "We documented one of ...
(Date:4/17/2014)... conditions such as heart disease, epilepsy and pain, making ... there is still much scientists do not know about ... insight into the structure of sodium channels and, specifically, ... are responsible for ,fine-tuning, the activity of the channel. ... of the Journal of Biological Chemistry . , ...
(Date:4/17/2014)... Current Biology on April 17 have discovered ... Brazilian insects, which represent four distinct but related species ... example of an animal with sex-reversed genitalia. , ... animals, Neotrogla is the only example in ... Yoshizawa from Hokkaido University in Japan. , During copulation, ...
Breaking Biology News(10 mins):Drought and fire in the Amazon lead to sharp increases in forest tree mortality 2Drought and fire in the Amazon lead to sharp increases in forest tree mortality 3Structure of sodium channels different than previously believed 2In sex-reversed cave insects, females have the penises 2
(Date:4/17/2014)... April 17, 2014 EcoHealth Alliance, a nonprofit ... issues, published a comprehensive review today examining the current ... virus. The review calls for improved global surveillance strategies ... the recent outbreak of Ebola in West Africa that ... countries of Guinea and Liberia. According to the ...
(Date:4/17/2014)... time online has the potential to ward off depression ... to research published online in The Journals ... . In the article " Internet Use and ... A Longitudinal Analysis ," the authors report that Internet ... 33 percent among their study sample. , Late-life ...
(Date:4/17/2014)... 2014) Population Council scientists and their partners have found ... can prevent the transmission of multiple sexually transmitted infections ... HIV, herpes simplex virus 2 (HSV-2), and human papillomavirus ... that the gel is effective against multiple strains of ... vagina against all three viruses of at least eight ...
(Date:4/17/2014)... Meaningful long-term survival is possible for selected patients ... treated with cytoreductive surgery with Hyperthermic IntraPeritoneal Chemotherapy, ... physicians at Wake Forest Baptist Medical Center. , ... experience with cytoreductive surgery and HIPEC, said lead ... 20 years, worth of patient data shows that ...
(Date:4/17/2014)... world is less than 40 years away from a ... and governments, according to a top scientist at the ... in human history, food production will be limited on ... and energy," said Dr. Fred Davies, senior science advisor ... could become as politically destabilizing by 2050 as energy ...
Breaking Medicine News(10 mins):Health News:Re-emergence of Ebola focuses need for global surveillance strategies 2Health News:Re-emergence of Ebola focuses need for global surveillance strategies 3Health News:Internet use may cut retirees' depression 2Health News:Animal study provides first evidence that gel can prevent multiple virus transmission in vagina/rectum 2Health News:20 years of data shows treatment technique improvement for advanced abdominal cancer 2Health News:Food shortages could be most critical world issue by mid-century 2
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