UAF scientists discover new marine habitat in Alaska
...elong to a group known as coralline red algae that deposit calcium carbonate within their cell walls to form hard structures that closely resemble beds of coral. But unlike coral, rhodoliths do not attach themselves to the rocky seabed. Rather, they drift like tumbleweeds along the seafloor until they grow h...Fossils reveal direct link between global warming and genetic diversity in wildlife
...site near the northeast entrance to the park. "The deposit in the cave is about nine yards deep and it took me seven years to excavate and identify the fossils," Hadly said. "It contains hundreds of thousands of bones and represents a continuous fossil record dating back 3,000 years. This timescale allows us...JCI table of contents: 1 September, 2004
...risis TITLE: Anti-C1q autoantibodies deposit in glomeruli but are only pathogenic in combination with glomerular C1q-containing immune complexes AUTHOR CONTACT: Mohamed R. Daha Leiden University Medical Center, Albinusdreef 2, 2333 ZA Leiden, The Netherlands. Phone: 31715263964; Fax:...Biologists deciphering complex lemur scent language
...d with the secretions of the wrist gland, and then deposit that," said Drea. "So, one of our big questions is whether there's a difference between wrist marking and shoulder/wrist marking? What are the different messages encoded? Does the shoulder gland have a specific function in terms of message, or is i...Scientific publications: Time for change
...h Councils to "mandate their funded researchers to deposit a copy of all their articles in their institutiona...al. As a service to authors, we will automatically deposit research from UK researchers that is published in our journals in these institutional repositories, ...Hormone helps fish to mate, may affect human hearing
... prepared a nest under a rock in shallow water, so deposit your eggs for me to fertilize, and together we'll make beautiful small fry." Altering steroid hormone levels did not change the reproductive status of the females; the eggs they carried were still immature and were not ready to be deposited, even if...MIT technology jump-starts human embryonic stem cell work
...ssociate. The team developed robotic technology to deposit more than 1,700 spots of biomaterial (roughly 500 different materials in triplicate) on a glass slide measuring only 25 millimeters wide by 75 long. Twenty such slides, or microarrays, can be made in a single day. Exposure to ultraviolet light polyme...Newborn lambs' central heating system could aid fat busting in humans
...ure in the first few weeks of life using a special deposit of brown fat could give clues for tackling obesity in humans, according to Imperial College London scientists. Unlike normal white fat that stores surplus energy, brown fat generates heat in response to cold or excess caloric intake. While some mamma...Breakthrough Clemson research appears in Science
...the cells travel to the site of shell formation to deposit the crystals. Scientists and engineers hope that an understanding of biomineralization, the process by which living creatures turn elements into crystals, will lead to breakthroughs in medical and material sciences. "Nature exhibits exquisite contr...UCR study says second-hand smoke affects healing
...closing properly. If, in addition, the fibroblasts deposit excess extra-cellular matrix components at the edge of the wound, abnormal scars are likely to form. "These findings have led us to further our studies in a system that more closely mimics the in vivo environment. We are currently using a mouse model...Why passive smoking hinders healing
...closing properly. If, in addition, the fibroblasts deposit excess extra-cellular matrix components at the edge of the wound, abnormal scars are likely to form. "These findings have led us to further our studies in a system that more closely mimics the in vivo environment. We are currently using a mouse model...Household activities release a cloud of dust, increasing exposure to particulate pollution
...yed a significant role. "Smaller particles tend to deposit deeper in the lungs than the larger particles, potentially causing more harm," Ferro says. The U.S. Environmental Protection Agency classifies these as "fine particles," which have been associated with increased respiratory disease, decreased lung fu......ecycling in which cells chew away the old bone and deposit the new. Karsenty shows that the so-called osteoclast cells that do the chewing up can get the upper hand unless amylin is around to reduce their numbers. Type I diabetics are deficient in amylin because their immune system attacks their ...Protein data bank opens new era with broader support
...entannounced last month to pool and coordinate the deposit ofmolecular structure data globally. Mary Clutter...st submits a structure, theexperimental data - the deposit - is validated and annotated.Coordinating with the biological journals that publish thediscovery of ...Carnegie Mellon enhances Quantum Dot Corp. technology for long-term, live-animal imaging
...." Both these features enabled the quantum dots to deposit effectively within tissues, Ballou noted. First commercialized by the Quantum Dot Corporation in 2002, Qdot Particles are nanosized crystalline particles composed of a few hundred to a few thousand atoms of a semiconductor material (typically cadmiu...Purdue biologists expose the inner workings of viral machine
...n unusual viral family, in that they do not simply deposit their genetic material into the victim's cytoplasm, or interior, in order to create new virus particles. Most viruses can do so with relative impunity, but reovirus RNA has a double-stranded structure that a host could perceive as a threat. RNA is a ...Explanation offered for Antarctica's 'blood falls'
...io Researchers here have discovered that a reddish deposit seeping out from the face of a glacier in Antarcti...d down through the valley, it captured some of the deposit and forced it up into the body of ice. Eventually, the deposit reached the margin, or edge, of the g...UC Riverside plant pathologist awarded $1 million grant to study virus assembly
...en. The mosquitoes acquire infectious virions and deposit them into healthy hosts such as humans and horses. Similarly, citrus trestiza virus, a most devastating virus to California's citrus industry, spreads to new hosts by insects such as aphids. Most of Rao's research on understanding the mechanism of vi...Purdue instrument to fashion custom-made proteomics chips
...mistry in Purdue's School of Science. "We can then deposit these proteins in specific locations on a chip, where their functions can be analyzed quickly. We hope this chip-making instrument will streamline proteomics research." The research involving the separation technique appears in this week's (8/13) onl...OHSU researcher publishes first measurements of 'free-base' nicotine in cigarette smoke
...he respiratory tract. Gaseous nicotine is known to deposit super-quickly in the lungs. From there, it's transported rapidly to the brain. "Since scientists have shown that a drug becomes more addictive when it is delivered to the brain more rapidly," Pankow continued, "free-base nicotine levels in cigarette ...