New biosensor rapidly detects deadly foodborne pathogen
...vice uses light to detect the presence of a target organism or molecule. Bhunia and his colleagues have been developing this sensor for three years and demonstrate its function in the current issue of the journal Applied and Environmental Microbiology. The sensor is made of a small piece of optical f...ASPB opposes ban of GE crops in Butte County Ballot Measure D
...uld define "genetically engineered organism" as an organism or the offspring of an organism, the DNA of which has been altered or amended through genetic engineering. A review of the scientific literature shows that genetically engineered foods are as safe as foods that are not genetically engineered. For ex...ASPB opposes proposed ban of GMOs in Humboldt county ballot measure M
...omplex protein that is present in every cell of an organism and is the 'blueprint' for the organism's development." However, contrary to the Measure's definition, DNA is a nucleic acid and not a complex protein. This flawed definition in itself may make the proposed ordinance unenforceable. A...Study in Royal Society journal on how relationship status influences sex ratios
...f food sources. This implies that this unicellular organism has high computational ability to solve some optimization problem, difficult even for human.Contact: Dr Toshiyuki Nakagaki, Research Institute for Electronic Science, Hokkaido University, SAPPORO, 060-0812, Japan Proceedings of...Molecule that helps DNA replicate may make good target for cancer therapy
.... The two scientists worked with baker's yeast, an organism often used to study basic biological mechanisms. F..., the proteins are virtually identical whether the organism is yeast, an invertebrate or a human. Therefore, whatever is learned from yeast--which are much easi...Are yeast cells bringing us a step closer in treating obesity?
...n human cells. This makes yeast an excellent model organism for learning more about mechanisms in humans and animals. There has long been a question about whether mammals have glucose receptors. The discovery of such receptors in yeast considerably raises the possibility of their existence in human beings. Gi...Genetically endowed worm may substitute for rodents in some toxicology testing
...verything about the development of this particular organism through its entire lifespan," said NTP associate director Christopher Portier. "Since we're interested in finding something that, while it won't be definitive, can warn us about chemicals that could potentially affect development, this is an extremel...Wistar study demonstrates heritability of non-genomic information
...of modern biology: The characteristics of a living organism are coded into the organism's DNA, and only information in the DNA can be passed to the organism's offspring. A new study by scientists at The Wistar Institute, however, suggests that this is not the full story. Instructions that control gene activit......three clockwise spires. After hatching, the spiral organism began to uncoil slightly," Xiao said. "They look as if they can unwind to a tube structure. We are looking for more evidence, but if that is true, it might link the embryo fossils to the tubular coral-like animal." The researchers will slice open a h...Scientists advocate genomic sequencing of 'living fossil'
....gov/12511858 ), Myers observed: "We're missing an organism that could really shed light on the emergence of land vertebrates. We don't know what genomic changes accompanied the transition from water to land, and a coelacanth genome could help identify those events." The coelacanth is one of only two living ...Acid-resistant bug doesn't give in to alcohol either
...-resistant enzymes in spades, which could make the organism a source for new enzyme products and new direction...body study the unusual biochemical features of the organism that allow it to survive and even thrive in very acidic conditions. Joe Kappoc...Study in Royal Society journal on possible genetic factors in social responsiblity
...nsation, recombination, and selection in a haploid organism by Dr PJ Wijngaarden, Dr RF Hoekstra, Dr F Van den Bosch and Professor MJ Jeger The spread of pesticide resistance increasingly interferes with efforts to control populations of pest organisms. Prior to pesticide use resistant types a...NIH makes award to UNC for Genome Fingerprint Scanning program
...tularemia, and in Tetrahymena thermophila, a model organism for studies of cellular and molecular biology. "This support from NCRR will allow us to transform our Genome Fingerprint Scanning program from an experimental, beta-quality tool, into a free, widely-used resource that will benefit the global proteomi...Researchers reconstruct parts of the genome of a common mammalian ancestor
...e dramatic events that can change the nature of an organism over evolutionary time." But since the Santa Cruz database includes extensive information about eight species for all genes, genome-wide, not just for special, well-studied regions of the genome, like FOXP2 or CFTR , Haussler said that it should ...US trees affected by growing number of health concerns
... forests of California and Oregon. The fungus-like organism that causes SOD, Phytophthora ramorum, appears to be an exotic species that is not native to North America. The pathogen infects a large number of plant species, but mortality in forests is primarily restricted to oaks and tanoaks. While many of the...Chicken genomic sequence yields insight into vertebrate evolution
... have its entire genome sequenced. Until now, the organism closest to mammals whose genome had been sequenced was the pufferfish (Fugu rubripes), which shared a common ancestor with mammals approximately 400 million years ago. In contrast, only 300 million years have passed since the divergence of birds and...Researchers compare chicken, human genomes
...ry means that the chicken may now serve as a model organism in which researchers can investigate the function of IL-26. Chickens possess genes coding for certain light-dependent enzymes, while mammals have lost those genes. It is thought losses reflect a period in early mammalian history in which mammals we...Femtosecond laser technique opens new opportunities for research on neural regeneration
...t have counterparts in humans. A relatively simple organism with a short generation time, reproducing in just three days, it is easy to study in the laboratory. It has many of the same basic physiological and anatomical features, such as muscles and nerves, found in more complex animals. And it is even transp...Microbe's genome reveals insights into ocean ecology
... oxidation were functional and that they allow the organism to oxidize CO at concentrations relevant to ocean waters. Clay Fuqua and associates at Indiana University confirmed that the two putative quorum sensing systems were functional by showing that the S. pomeroyi genes produce signaling compounds when ......m, indicating that the same clonal lineages of the organism appear to be dominant in 2 distinct geographic loc...ase that healthy individuals that simply carry the organism without falling prey to infection. In an accompanying commentary, Timothy Foster from Trinity Colleg...