Microbe fixes nitrogen at a blistering 92 degree Celsius
...s Celsius, or 198 Fahrenheit, may represent Earths earliest lineages of organisms capable of nitrogen fixation, perhaps even preceding the kinds of bacteria today's plants and animals rely on to fix nitrogen. The genetic analysis reported in the Dec. 15 issue of Science supports the notion that the gene neede...Researchers find two biomarkers with potential to predict breast cancer spread
...hers say. "We want to be able to predict, at the earliest stages, if a tumor has spread and how dangerous it will be," said the studys lead author, Dave S. B. Hoon, Ph.D., director of Molecular Oncology at the John Wayne Cancer Institute, Saint Johns Health Center, in Santa Monica, California. "These two p...Putting a face on the earliest modern Europeans
The earliest modern humans in Europe were not completely "moder...se, in western Romania. The fossil specimen is the earliest largely complete example of an early modern human skull known from Europe. The modern humans emerge...40,000-year-old skull shows both modern human and Neandertal traits
... the two fossils were the same age. These are the earliest modern human remains so far found in Europe and represent our best evidence of what the modern humans who first dispersed into Europe looked like. By comparing it with other skulls, Professor Zilhao and colleagues found that Oase 2 had the same pro...Paleontologists to discuss 'gap' fossils that link fish and land animals
...l, neck, ribs and parts of a fin that resemble the earliest limbed animals, called tetrapods. But the creature also has fins and scales like a fish. It was discovered by Neil Shubin of the University of Chicago and Ted Daeschler of the Philadelphia Academy of Natural Sciences, along with paleontologists from ...Paleontologists discover most primitive primate skeleton
New Haven, Conn. -- The origins and earliest branches of primate evolution are clearer and more...a. "These fossil finds from Wyoming show that our earliest primate ancestors were the size of a mouse, ate fruit and lived in the trees," said study leader Jon...Scientists identify 'missing link' in process leading to Alzheimer's disease
...herapy," Bloom said. "Our paper defines one of the earliest events that causes neurons to die in both early-onset familial Alzheimer's and late-onset Alzheimer's disease. We believe this is the first evidence for the long elusive missing link' between amyloid and tau in Alzheimer's disease." "This is a very ...Googling brain proteins with 3-D goggles
...location and abundance of proteins may display the earliest detectable stages of Alzheimers, Parkinsons and other neurological diseases. They hope such diseases might be curbed if caught and treated early enough. The National Institutes of Health-funded study, performed at DOEs Environmental Molecular Scien...Red hot chili pepper research spices up historical record
...her with international colleagues, have traced the earliest known evidence for the domestication and spread of...6,100 years. These Ecuadorian sites represent the earliest known village sites in the Americas, and were excavated by a team from the University of Calgary, le...IDIBAPS participates in European Network on antibiotic resistances and hospital infections
...d to validate fast diagnostic tools permitting the earliest possible identification of multiresistant bacteria and of resistance mechanisms. To identify the risk of propagation of these multiresistant bacteria and to establish strategies of prevention and of more suitable treatments. 2. To put into operat...Practice of farming reaches back farther than thought
...These results add to the growing evidence that the earliest beginnings of farming were not centred in arid highland regions like central Mexico and the Peruvian Andes as once believed, but in the lowland areas and humid forests of the American tropics," Dickau says. "What is particularly interesting is that...New research finds that a natural family planning method is as effective as the contraceptive pill
...y a calculation that subtracts seven days from the earliest day to show a temperature rise in the preceding 12 cycles, in order to identify the first fertile day. The woman is then in her fertile period. The fertile phase ends after the woman has identified: 1) the evening of the third day after the cervical ...Chimpanzees found to use tools to hunt mammalian prey
...ale hominids played a role in the evolution of the earliest tool technology and suggests that this technology may have included tools for hunting....Understanding occupational safety and health issues of nanotechnology
WASHINGTON -- The earliest and most extensive exposures to engineered nanoparticles are most likely to occur in the workplace. In fact, such exposures are already occurring. The National Institute for Occupational Safety and Health (NIOSH) is mandated by law to conduct rese...Experimental Biology 2007: Today's Research, Tomorrow's Health, April 28-May 2
...ions to DNA believed likely to produce some of the earliest diagnostic, prognostic and therapeutic clinical tools). Ten distinguished scientists will give award lectures on topics ranging from the causes and consequences of aneuploidy (too many or too few chromosomes) to the relationship between PPAR (a tra...Early Europeans unable to stomach milk
... DNA tests on Neolithic skeletons from some of the earliest organised farming communities in Europe. Their aim was to find out whether these early Europeans from various sites in central, northeast and southeast Europe, carried a version of the lactase gene that controls our ability to produce the essential e...Change in webcast time for Wednesday event on NIOSH Nanotechnology Research Center progress report
WASHINGTONThe earliest and most extensive exposures to engineered nanoparticles are most likely to occur in the workplace. In fact, such exposures are already occurring. The National Institute for Occupational Safety and Health (NIOSH) is mandated by law to conduct rese...Researchers identify ovarian cancer biomarkers
... 95 percent survival rate for cancers found at the earliest stage and 20 percent survival among patients diagnosed with advanced disease. "All the things we could hope for are present with this approach: It has potential for diagnosis, imaging, treatment and prognosis. It needs more work and much more confi......generations to come, a new study indicates. The earliest organisms, single-celled creatures called prokaryotes, which include bacteria, probably did not age but rather divided damaged material equally among new cells. There was not a parent cell, but rather the original cell divided into two siblings that ......oth growth and eruption was examined in one of the earliest representatives of Homo sapiens, found in Jebel Irhoud, Morocco and dated to approximately 160,000 years ago. The novel application of high-resolution propagation phase contrast X-ray synchrotron microtomography, developed by Paul Tafforeau during hi...