How butterflies fly thousands of miles without getting lost revealed by researchers
...ach butterfly. How do these creatures do it? The mystery of the mechanisms involved in this remarkable phenomenon has been resolved by a team of scientists who did this by exploring the infinitesimal butterfly brain and eye tissues to uncover new insights into the biological machinery that directs this del...Parasites trigger healthy eating in caterpillars
...f behavior on a physiological level. "It's still a mystery how they do it," Bernays said. "But the result for the caterpillars is the same: They can survive because they find the protective plants more tasty."...How do you spell recognition? C-O-R-E-C-E-P-T-O-R
...sts at The Scripps Research Institute has solved a mystery that has dogged immunologists for many years: how T-cell receptors interact with their coreceptor proteins at the beginning of an immune response. T-cell receptors and coreceptor molecules are both large proteins displayed on the surface of T cells,...Identifying blood stem cells is a SLAM dunk
...esence of HSCs in such endothelium helps explain a mystery of how stem cells which are manufactured in the bone marrow -- can enter the blood stream within minutes of being treated with certain drugs. "Our data suggest that the reason stem cells can get into the circulation so fast might be that at least a ...'Laser tweezers' reveal microscopic mechanical properties of blood clots
...ng the origin of clot elasticity, which has been a mystery for more than 50 years," adds Weisel. Weisel's Penn co-authors are Jean-Philippe Collet, Henry Shuman, Robert E. Ledger, and Seungtaek Lee. Funding for the study was provided by the National Institutes of Health, Assistance Publique Hopitaux de Paris...Scripps scientists identify target of an immune suppression molecule called CD22itself
... not know the target of CD22. Now that part of the mystery has been solved. According to a paper in an upcoming issue of the journal Nature Chemical Biology, the molecule CD22 targets itself. This is a crucial first step in understanding the complete picture of how CD22 and B cell activation work, says James...Invasive parasite destroying fish species
...the Weymouth Laboratory in England. "This solves a mystery that fisheries researchers have been studying for decades, about why sunbleak minnows have been disappearing from Europe, where they were once quite common," said Michael Kent, a professor of microbiology and director of the Center for Salmon Disease...Gene mutation responsible for lung and diaphragm defects
... genetic roots of these birth defects - hitherto a mystery - Ackerman and her colleagues screened mice with induced genetic mutations. The researchers discovered that a mutation in the mouse Fog2 gene can cause small lungs and abnormal diaphragm development. Could the same gene be involved in human diaph...Researchers identify new catfish family
...erns and thus the name of the species reflects the mystery surrounding its origins and relationships. The generic name of the fish reflects its distribution in the Ro Lacantn drainage, flowing through the Montes Azules and Selva Lacandona Biosphere Reserves in Mxico into that country's largest river, the Ro ...World-first technology enables study of ancient bacteria
... Earth this research might also throw light on the mystery of the Bermuda Triangle by finding out more about the behaviour of the mysterious hydrates. One theory now suggests that when the covering of "methane ice" which exists over much of the seabed of the Bermuda Triangle becomes unstable; this causes ins...New research provides evidence that Rh proteins act as CO2 gas channels
...e 22 in the journal Genetics, may help clarify the mystery by giving additional evidence that the Rh protein serves as a gas channel for carbon dioxide (CO2). The study's conclusions, the researchers said, will lead to new directions in human and animal physiology research, as well as generate lively debate ...Researchers discover underwater volcano
...e eel communities surrounding this volcano--it's a mystery that we hope to learn more about on future cruises," said Staudigel. Within decades, continued growth of Nafanua could bring the summit of this volcano from its current depth of 600 meters to a depth of approximately 200 meters-close enough to the se...Photos reveal new primate species
... Tanzania's Southern Highlands, but the wonder and mystery they contain." Meanwhile, WCS continues its conservation work in the Southern Highlands, while CI and independently funded researchers continue to support conservation efforts in the Udzungwas and in the other Eastern Arc Mountains. "Such partnership......d the protein, and sequenced its amino acids. The mystery protein turned out to be the membrane protein CD147. CD147 is expressed in many tissues and has many biological functions besides its role in tumor invasion, including reproduction, inflammation, and protein transport and sorting within cells. It als...Scripps research scientists identify infertility molecule
... estimates that the cause of infertility remains a mystery in about 20 percent of all cases. One issue may be that once a woman's egg is fertilized and made into an embryo, it must descend to the womb and implant there, where it will grow into a fetus. But the factors that control whether an embry...Researchers feed tiny pills of RNA to planarians to identify genes essential for regeneration
...many genes essential to understanding a biological mystery that has captivated scientists for hundreds of yea...any experiments we can do in a day," he said. "The mystery of what makes regeneration possible, particularly in these animals, is on its way to finally being r...Study shows how retinoic acid enters a cell's nucleus
...r proteins that don't have an NLS, and it solves a mystery that has been in the literature for a long time," Noy says. "It explains a basic mechanism of how this protein, CRABP-II, gets into the nucleus, where it can act to suppress tumors." CRABP-II is a member of a group of proteins called intracellular l...River restoration field booms, matures
...st are hotspots of restoration work. "It's no mystery why river restoration is booming," said Andrew Fahlund, Vice President for Protection and Restoration at American Rivers. "Rivers in good condition more readily meet the needs of the surrounding community than polluted and degraded rivers." According...Scientists take major step to improve river restoration efforts
...Emily Bernhardt, lead author of the paper. It's no mystery why river restoration is booming," said Andrew Fahlund, Vice President for Protection and Restoration at American Rivers. "Rivers in good condition more readily meet the needs of the surrounding community than polluted and degraded rivers."...Brain-mapping technique aids understanding of sleep, wakefulness
...e spent awake and time spent asleep is still a big mystery in brain science. By shedding light on the network of neural connections involved in sleep, he said, his and other studies will help unravel the mechanisms involved in sleep homoeostasis. In addition to his laboratory at UT Southwestern, Dr. Yanagis...