Identifying tick genes could halt disease, bioterrorism threat
...will be the first time researchers have explored a tick genome in depth," said Purdue's Catherine Hill, pr...es of Health backing for the initial stages of the tick genome venture. Hill and her Purdue researchers are preparing materials that will be the foundation......ever, has a more alluring effect. The female of 14 tick species emits a chlorine-containing chemical that is a sex pheromone to attract suitors. After termites munch on wood, they produce chloroform, the same chemical produced when chlorine disinfects drinking water. People, too, make oganohalogens. Gribb...Researchers find no safe place to sit in California tick-infested forest
...llowed by sitting against trees, which resulted in tick exposure 23 and 17 percent of the time, respective...s of human behaviors that may increase the risk of tick exposure in California's hardwood forests. The paper has come just weeks before the start of northwe...Female gluttony blamed on male tick
A certain species of tick has learned the secret to staying slim--by remaini...otein that may offer clues to a $10 billion global tick problem. "What happens is that a female will remain attached to a host, eating slowly and waiting to...Inhibition of Borrelia burgdorferi protein may reduce Lyme disease transmission
... critical for the organism's ability to invade the tick salivary gland and therefore be transmitted from t...ever, malaise, and muscle and joint aches. When a tick harboring the bacterium engorges, initiating transmission to a new host, B. burgdorferi decreases th...JCI Table of Contents, January 15 2004
... Borrelia burgdorferi protein prevents invasion of tick salivary glands and may reduce Lyme disease transm... critical for the organism's ability to invade the tick salivary gland and therefore be transmitted from ticks to humans. Lyme disease was first named in 19...IUB scientists to study the ecology of infectious disease -- inside ticks
...the tiny ecological worlds that exist inside every tick will enable researchers Keith Clay, Curt Lively, Michael Wade and Clay Fuqua (IUB) and Robert Pinger (Ball State University) to learn more about the epidemiology of tick-borne diseases. The scientists also hope to learn how non-pathogenic microbes el...Mouse study suggests mammoth evolutionary change
...'molecular clock' may sometimes, and sporadically, tick blindingly fast."...Forest fragmentation may increase lyme disease risk
...se, Keesing and her colleagues studied blacklegged tick nymphs in 14 forest patches ranging from 1.7 to ab.... The researchers determined the densities of both tick nymphs and infected tick nymphs. The researchers found that smaller forest fragments had both more t...Cellular pathway includes a 'clock' that steers gene activity
...tivity was delivered to the nucleus, like a single tick of a clock, activating a set of genes," said Andre Levchenko, assistant professor in the Department of Biomedical Engineering at Johns Hopkins. "But longer activation could produce more pulses and induce a larger gene set. We believe that the timing ...Questionnaire identifies depressions in children
...cher read the questions aloud and the child had to tick off an answer. In addition to this the children were also given a translated American questionnaire that can measure depressions as well as a translated American questionnaire that measures anxiety disorders. Of the 935 children, 80 scored above the ...Hibernators may hold the key for better human organ preservation
...sported to the patient's hospital. As the minutes tick by the viability of the donor liver becomes jeopardized. Thus, cold storage is used to keep organs like the liver in a "stasis" condition to preserve their viability. Currently, donor livers only remain viable if their cold storage time does not ex...Men regain evolutionary drivers seat
...ccumulate as a man ages, does the biological clock tick faster for men as it does for women? Yes, but its not something worth worrying about, according to Li. "The mutation rate is very low, so the increase in mutations in an individual male is not appreciable," he says, "even if you were to double or tr...Vaccine puts blood-sucking ticks off their food
...icks and the survival of their larvae. By reducing tick populations we may improve animal health and welfare as well as reducing the risk of diseases being spread to humans. Human tick-borne diseases include tick-borne encephalitis and Lyme disease for instance. Tick-borne diseases are found more commonly...Tick saliva genes key to Lyme disease vaccine
KINGSTON, R.I. April 8, 2002 When a deer tick bites a human or other mammalian host, it takes mo...them $2.3 million to screen for the most promising tick salivary genes over the next five years. URI entomology Professor Thomas Mather and microbiology Pro...Scientists conduct first DNA field tests on Antarctic soil microbes
...ly unknown. Figuring out what makes polar microbes tick is important for a number of reasons, according to Cary. Research on heat-loving vent bacteria has yielded enzymes that can be used as industrial catalysts in certain high-temperature operations like pharmaceuticals manufacturing, he says. In examini...Wolves decline, moose increase
... and a warm, dry spring, could mean an increase in tick infestation of moose," he said. High winds in December also caused a large blow-down of the balsam firs on the western half of the island. The moose prefer these for food. "We lost 16 percent of the fir trees on the western half this winter," he said...Fighting the spread of sudden oak death
...arch Unit, hes trying to figure out "what makes it tick and what makes it croak." By evaluating the temperature, light and moisture conditions that it needs to grow, he hopes to determine the geographic and climatic limitations on its potential expansion. He has already found that its growth does not ap...Lyme disease ticks follow rivers in midwest
...g author on the study. Ixodes scapularis, the tick that carries Lyme disease was first seen in the Mi...By the late 1980s researchers began to observe the tick moving south. By 1990, when the University began tracking its migration, I. scapularis had been fou...Across the countryside: How ecology predicts the movement of parasites and disease
...iversity in regards to the spread, not only of the tick population, but also the chances of the transmission of Lyme disease. While researchers do not know exactly which animals the ticks favor, they will discuss possible alternative hosts such as opossums and certain shrews. The team will focus on the i...