Female gluttony blamed on male tick
...ctor protein which acts as a signal to tell her to complete engorgement. Within 24 hours of copulation she will increase another 10 times her unfed weight." Female ticks require six to 10 days to engorge fully. The feeding cycle consists of three phases: a preparatory phase when she attaches herself to the s...UC San Diego bioinformatics experts help reconstruct the genomic makeup of our ancestors
...e Brown Norway strain of rat sequence is the third complete mammalian genome to be sequenced to high quality and described in a major scientific publication. Three-way comparisons with the human and mouse genomes will help to resolve details of mammalian evolution. "The sequencing of the rat genome constitut...Surgeons explore new treatment for Tourette syndrome
...te syndrome, resulting in the immediate and nearly complete resolution of symptoms for the patient, who has suffered from this neurologic disorder since he was a child. "We were genuinely amazed at the patient's response," says Robert J. Maciunas, MD, neurosurgeon at UHC and professor at Case Western Reserve...Laboratory rat gene sequencing completed
...search resource. The BN rat sequence is the third complete mammalian genome to be sequenced to high quality and described in a major scientific publication. Three-way comparisons with the human and mouse genomes will help to resolve details of mammalian evolution. "The sequencing of the rat genome constit...Bay area to get unique x-ray microscopy resource
...collect data via electron microscopy. Obtaining a complete data set for an x-ray tomography image should require less than three minutes, compared to the days and even weeks required for electron microscopy. "We'll be able to collect data faster than we can process it," Larabell says. "We'll be able to exam...Carnegie Mellon U. conducts first comprehensive proteomic analysis of developing animal
... Mellon University. The researchers studied the complete proteome, or all the proteins, within embryos of the fruitfly, Drosophila melanogaster. They compared proteomes at three stages of fruitfly development to witness changes that occurred as some cells folded into the body to form structures including t...Devastating parasitic weed may be felled by toxin borrowed from flies
...e think we need higher levels of expression to get complete resistance. We think that the peptide degrades rapidly, so we need to stabilize it so it lasts longer." The effectiveness of a fly-defense antibacterial peptide is not entirely serendipity. Westwood explains that flies must have defense systems to pr...STN International launches Derwent World Patents Index First View
...iewSM and DWPI in tandem, customers will receive a complete picture of activity from the patent issuing authorities," said Brian Tyler, Executive Vice President of Corporate Markets, Thomson Scientific. "This comprehensive resource provides the timely data professionals need to monitor emerging technologies, ......cts an estimated 200 million Americans. Having the complete genomes of both microbes will help researches stud... types of bacteria. So far, TIGR has sequenced the complete genomes of three spirochetes: T. denticola; T. pallidum, which causes syphilis; and Borellia burgdor...Newly identified gene linked to brain development
... a target of evolution. "Being able to access the complete sequence of the human genome has allowed us to identify increasing numbers of genes that are required for cortical development," he adds. "Although these genes cause mental retardation, by studying the biological function of their gene products we al...Scientists crack genome sequence of a major parasitic pathogen
...Veterinary Medicine. "In fact, since analyzing the complete genome sequence, we now realize that many of the conventional antiparasitic drugs that have been used in an attempt to treat infected individuals have failed because the biochemical targets of the drugs are absent in C. parvum." Cryptosporidum is s...New study of land use effects on amphibian populations gets underway at UGA laboratory
...atment representing a continuum of disturbance: 1) complete clearing with coarse woody debris (CWD) removed, 2) clearing with coarse woody debris retained, 3) partial cutting (e.g., thinning), or 4) uncut forested control. Quadrants will be allowed to undergo succession in subsequent years, yielding the oppor...Policy review in Science calls for Bush Administration to protect wild salmon
.... The science for those reviews has been virtually complete for almost a year, but NMFS' policy-makers have delayed. NMFS is now petitioning to have the deadline extended until June. "The implication of politically motivated inaction is inescapable," says Paine. "The fundamental challenge is for the NMFS poli...Building the whole cell from pieces
...of some pieces to go on. "What we all aim for is a complete molecular anatomy of the cell to understand the b...ill increase exponentially, providing an ever more complete molecular anatomy of the cell."...National Academies news: Report on EPA's particulate matter research
...ke full advantage of the work already done, and to complete the foundation of evidence needed to protect public health. The emphasis now should shift from studying whether particulate matter causes adverse health effects to studying the dose at which those effects are likely to occur. We also need to know w...Awards honor Alt's three decades of genetic cancer research
...ble the segments. Three of the cell types couldn't complete the VDJ recombination, and further studies of these cells led to the discovery of major components of the non-homologous DNA end-joining pathway. This pathway not only joins the severed V, D, and J segments, but also has a key role in maintaining ge...First DFG research conference in the USA
...ter, 1200 New York Avenue NW, Washington, D.C. The complete conference programme is available at www.dfg.de . Journalists are cordially invited to take part in the conference. There will be an opportunity for questions during the closing session on 6 April. To register, contact the DFG's Washington Office (t...Gene chips help gauge chemotherapy's effectiveness in adult leukemia patients
... expressed in leukemic cells from patients who had complete remissions of the disease. By measuring the expression levels of three of those genes AHNAK, TTK, and CD2 researchers were able to correctly predict the duration of remission in 71 percent of the cases. Using the genes' activity to determine remi...Genes predict response of adult leukemia patients to chemotherapy
...essed in leukemic cells from patients who achieved complete remission. A model based on the expression of three genes AHNAK, TTK, and CD2 was also found to be highly predictive of the duration of remission, correctly classifying 71 percent of outcomes. The model was later verified by T-ALL samples taken fro......tomorrow's issue of the journal Nature, led to the complete remission of a mouse model of B-cell lymphoma in a...lone (rapamycin or doxorubicin) rarely experienced complete remission. The study, led by Dr. Scott Lowe of Cold Spring Harbor Laboratory, establishes a new par...