Ant Pheromone May Aid Alzheimer's Patients
...mto turn left. And if they overcompensate and zag too far to the left, theleft-hand antennae make them steer to the right. An ant with only one antennawill only zig (or zag). And if ants' antennae become crossed, they arehopelessly disoriented. -- EVOLUTION OF THE CHARISMA CHEMICAL: Not every ant...Common Cold Caused By Multiple Viruses
...e of diagnosis ($700 per patient in this study) is too high and only in rare caseswill it affect treatment. The Journal of Clinical Microbiology is a publication of the American Society for Microbiology(ASM). With over 40,000 members worldwide, the ASM is the oldest and largest single biologicalmembersh...Microsurgery Made More Accurate With Virtual Measuring Tool
...y. Moreover, certain critical structures are often too small or fragile to be measured directly with such physical measuring instruments as calibrated probes or rulers since they may rupture or otherwise be damaged when touched. Although placing a simple two dimensional scale in the frontal- parallel (...Low B Vitamin Levels Common In Many People Linked To Increased Heart Disease, Stroke Risk
...ed to heart disease and stroke risk as a result of too little vitamin B-6 or folic acid intake. In the study vitamin B-6 levels were lower in men and women who had heart disease and stroke than in healthy people. A B-6 deficiency was found in about 20 percent of the individuals, says the study's lead au...Cancer Cells Self-Destruct When "Sweet Tooth" Is Thwarted
..., Bcl2, that preventscells from entering apoptosis too easily," Dang says. "If this gene is active in the cancercell, the cell is lesssensitive to glucose deprivation." One of the biggest obstacles to using a sugar-starvation treatment incancer patients, according to Dang, is that central nervo...Lactose-Intolerant People Should Drink More Milk, Expert Says
...e, found in milk and dairy products. This sugar is too large to be absorbed by the intestine, and is broken down by an enzyme, lactase, produced by the body. Most adults don't produce enough lactase to completely break down the lactose. In fact, up to three-fourths of the world's population doesn't produ......ent said they were moving; 5 percent felt they had too many animals; 4percent said owning a pet cost too much; and 3.5 percent said the animals hadsoiled the house. In addition, the majori...Study Shows: Just Say NO To Bone Loss
by Tony Fitzpatrick When Mae West pronounced that too much of a good thing sometimes is a goodthing, she...clasts may serve to prevent osteoclastsfrom eating too much bone away, thus preventing bone loss associated withdiseases such as osteoporosis. Nitric oxide...Women Can Inherit Drinking Problem Too, Study Finds
...n, these people don't get treatment -- until it is too late. Despitewhat people used to believe about differences in the causes of alcoholism inwomen and men, it is the similarities rather than the differences that are moststriking. As increasing numbers of young women drink heavily, rates ofalcoholism i...MIT's Mini Respirator Breathes Life Into Mutant Mice
...ctuationsin the chamber prevent the application of too much pressure, which can close theanimal's airways. In addition, the machine allows researchers to explore different modesof ventilation, all revolving around the frequency of the pressure applied inthe chamber. For example, the pressure ca...Intake Of Acetaminophen Increases Risk Of Excessive Anticoagulation In Patients Taking Warfarin
... that might travel to the brain andcause a stroke, too much anticoagulation and the patient could suffer a majorhemorrhage. Patients on long-term treatment usually have a monthly blood test called the INR(international normalized ratio) to measure their levels of anticoagulation. The MGH team surveyed...User-Friendly Brace Helps Paraplegics To Walk
...entsfind this device hardly any help because it is too difficult to use. Walking with such adevice also involves much effort and concentration. Many patients want to be able tomeet people, do housework, or just go out for a drink at the pub. The new walkingbrace makes all of this much easier. When the ...New Dating Technique May Revise Geologic Time Scale
...crucial in discovering why glaucony dates come out too young," says NormanEvensen of the U of T's departm...r and this process slows or stops if the ocean is too shallow or too deep.Consequently some grains may form in a sediment millions of years after it wasde......rth because the Earth’sgravitational field is too weak to break a comet into pieces,” saidDavid...ley,“so at first I didn’t think about it too much. But when theyasked to me take a closer look at the data and I saw the alignment, I justsaid, ...... to identify "fall-through" samples'those that are too difficult toidentify by traditional methods. The greatest advantage with the molecular method is that it circumventsthe need for bacterial cultivation -- a stumbling block in the identification ofsome microorganisms. So-called uncultivable o......ng, but also may stimulate too many to develop. That's the up side and down side of FSH. "We've now shown that FSH is not essential during the entire first half of the cycle. We've discovered that LH can make up for the deficiency ...Concerns For Australian Sea Lion
... Australia. "Data collected suggests to us that too many pups are dying and we don't really know why," says Shaughnessy. "For example in 1996 at two colonies we found mortality rates of 30 per cent and 50 per cent respectively." The following year mortality decreased to only four per cent amo...UNC-CH Researchers Discover Key Cancer Control Mechanism
...protective P53to increase," he said. "If cells get too much MDM2, that will reduce P53 even incase of damage that might cause cancer." MDM2, which researchers call a proto-oncogene, is amplified, forexample, in almost half of sarcomas, a cancer of bones, blood vessels and othertis...Mathematics Reveals New Pattern Of Brain Cell Activity
...as switching eitheron or off, but that’s much too simple to account for everything braincells do,” said Terman. “They really have lives of their own.” Terman continued: “A common way to think about neurons is thatone cell fires off a signal that excites its neighbors, and the ......the pesticides. "But purified cucurbitacins are too toxic to use and too water soluble to remain on the tiny pollen-like spheres suggested as a delivery method," Mullin to...