Study of fruit flies may yield new clues to colon cancer development
...mal development, cells are talking to one another, sending signals toa neighbor for a short period of time, at the right time and at the right place.Occasionally, a mutation can switch the signaling pathway to an 'ON' state forgood. And that often causes trouble," Peifer says. "The cancer connection in the s......are clearly not going away anytime soon. And those sending messages by bumper might sometimes realize thatmaybe it's not the best place to make a coherent argument anyway. "There are a few times when I a see a Jesus fish on someone's car and wonderwhat he or she thinks of people with Darwin fish," said one r...Suggested changes in federal report on carcinogens to be aired Oct. 21 and 22 at public meeting
...NC 27709 orat wilson9@niehs.nih.gov People sending written comments or registering to make oral comments areasked to provide their affiliation, mailing address, phone, fax, e-mail, andsponsoring organization (if any). The meeting will be chaired by BernardGoldstein, M.D., director of the Environment...Jellyfish protein illuminates active immune cells
...al for the delivery ofinformation. In addition to sending the signal for altered gene expression to the nucleus,MEKK2 also contributes to the active attachment between the two cells. "MEKK2 isdirectly involved in the event that causes a T cell to become sticky and to holdonto an APC," said Monks. This acti...Threats to scientists condemned by research support organization
...e animal rights group "The Justice Department" for sending threatening mail to over 80 research scientists across the United States. The FBI has called the incident a case of domestic terrorism. "This is not a harmless prank. Threats against medical research target all of us. If scientists cannot conduct ...Exercise improves learning and memory
... Sejnowski. Neurons communicate with each other by sending signals through synapses. Examination of the tissue slices showed that the exercising mice displayed twice as much long-term potentiation compared to their sedentary counterparts. And, as was the case with neurogenesis, increased LTP occurred only in...How alcohol use during pregnancy can lead to attention-deficit/hyperactivity disorder
... receiving cell. At any given moment, neurons are sending and/or receiving thousands of these messages. Scientists believe there are 100 or so different neurotransmitter varieties in the brain. Each neurotransmitter plays some role in most behaviors, but each neurotransmitter is often identified with a ke...Monsanto's modified soya beans don't agree with the heat
...c pathway in the plant, and has the side effect of sending lignin production "into overdrive". Gluphosinate resistance, by contrast, is achieved using a gene that simply enables plants to break down the herbicide. Monsanto says it can't comment in detail on Vencill's results "until we've seen a published a...New treatment may relieve chronic pain, as reported in the 19 November issue of Science
...pressing substance P receptors with those that are sending inappropriate pain signals. They can search, for example, for genes that are "turned on" in the misfiring neurons. It may then be possible someday to use gene therapy to correct the problem. For the moment, Mantyh and his colleagues are planning a t..."Remote control research" a first for the U of L and National Research Council
...an expensive and time-consuming trip to Ottawa, or sending his NMR samples off to be handled by other researchers without him being present, Siminovitch used a computer link to the NRC's NMR lab in Ottawa, and a high-speed internet connection. In real time, he could then control the remote NMR spectrometer a...Smell, taste may influence lifespan of the roundworm C. elegans
... that surrounds the germcells - lengthen lifespan, sending equal but opposite signals. If the cells that give rise to the germline are removed, the animals remain youthful longer, and live much longer than normal. The reproductive signals, they determined at the time, act by modulating the activity of two g...Rate of sound impulses markedly affects ability to perceive volume
...converge. This processing center is important for sending information upstream to higher brain centers for sound perception, and also downstream for the indirect regulation of hearing sensitivity in the ear, whose role had long been thought to be passive. The new findings, Feng said, are basic in nature. W...Ground-penetrating radar detects hard-to-find hazardous waste
...epends on the alignment of the sending and receiving antennas within the device, Daniels said. The common arrangement -- the two antennas side by side -- detects smooth objects like buried pipes or flat layers of rock very well, ...Brain cell 'chorus' appears as attention increases
...the sophisticated outer layer of the brain, may be sending messages in unison to allow them to pay attention to a single stream of sensory input. "Every second, we get millions or hundreds of millions of bits of information coming in from our senses," says Ernst Niebur, assistant professor of neuroscience a...Aerosol pollutants in atmosphere likely masking global warming
...e determined to be the tracks of ships, which were sending exhaust into the atmosphere, including low-lying c...er surface areas, making them more reflective and sending more sunlight back to space, said Toon. Because of their diminutive size, the chances of the drople...Bitter taste receptors identified
...laces as gustducin, a coupling protein critical in sending the bitter signal from taste buds to the brain. "That meant that we were missing the family of taste receptors that coupled with gustducin," say study co-authors Mueller and Adler, "so we set out to identify those receptors." In their latest studie...... and other tissues where it carries out its job by sending a message to stop eating and to burn more fat. Mice that lack leptin are obese, weighing nearly three times more than their normal counterparts. When these obese mice are given hormone treatments, they lose weight in part because they eat less but th...Medical imaging shows dinosaur heart more like bird's or mammal's than reptile's
...efully cleaned the surface of the skeleton. Before sending the specimen to its new owners at the North Carolina State Museum of Natural Sciences, physician Andrew Kuzmitz had its chest region CT scanned. A team from the Museum and from North Carolina State University produced three-dimensional images from th...... normally attend science meetings. We anticipate sending an advisory containing a preliminary listing of press conferences on or about May 1. This will be followed around May 15 with an update, which will include the exact time for each press conference and the names and affiliations of participants. Pre...