By Revving Up Key Gene, Researchers Discover They Can Manipulate The Size Of Cells In Plants
...size of cells in a tree trunk, or we could produce harder woodsfor furniture by making their cells smaller." A report on the discovery appears in the Nov. 6 issue of the journalScience. Besides Jones, UNC-CH authors are Drs. Kyumg-Hoam Im and Ming-Jing Wu,postdoctoral fellows in biology, and graduat......tem, or what an elk vs. amoose does, but it's much harder to look at soil microbes. They're allmicroscopic." U.S. researchers will conduct experiments at the Konza Prairie Long-TermEcological Research site, or LTER, in Kansas and the Cedar Creek Natural HistoryArea, a LTER site near Minneapolis. Bot...Monkeys Have Numerical Abilities, Two Columbia Psychologists Report
...t money from a cash machine, butit's actually much harder for the monkeys," Prof. Terrace said. "The pictures,and their position on the screen, change each time they try for another pelletof food. When you go to a cash machine, you don't have to deal with the numbersbeing in strange positions each time. ......he world's most brilliant X-raybeams. "It's always harder to study chemistry on a surface, where most catalysisoccurs, than in a bulk material," Stair said. "The great brilliance of the APSX-rays not only lets us probe the atomic structure of solid surfaces, butactually allows us to examine the complex chan...Ear Infection Complications On The Rise, University of Florida Researchers Report
...e, but then bacteria can become more resistant and harder to treat,"Antonelli said. To decrease the chances of a child getting complicated ear infections,Antonelli recommends breastfeeding, avoiding exposure to tobacco smoke andusing daycare with groups of less than six children. If an antibiotic isprescri...Magnesium Supplements May Help Lower High Blood Pressure
... are constricted -- not relaxed -- the heart works harder to pump bloodthrough the body, causing blood pressure to increase. The researchers used three different measurements to study how taking amagnesium supplement affected the blood pressures of 60 men and women with highblood pressure. Blood pr...Putting A Price Tag On Pollution
... affecting vegetation andwater supplies. It ismuch harder to measure and predict the corresponding levels of contamination,but it must bedone to justify the collection of fees. "Right now," says Ghanem, "predictions about the spread of groundpollutants are notvery reliable. Public officials cannot asse...Peptic Ulcers: Stress Does Matter, After All
...er patients who are anxious or under stress have a harder time healing and staying healed." Other research has suggested that psychological stress may push a H.pylori-infected person over the edge into developing an ulcer, and may even help H.pylori multiply in the body. Researchers are trying to tr......T IS easy to dump waste in deep-ocean trenches-far harder to check that ithasn't seeped from its containers into the sea. Now, though, colonies of glowingbacteria offer hope. When they sense pollution in the water around them, theyget dimmer. "Our idea is that it's like a deep-sea canary," says Will......e conformational changes in the molecule, and of a harder core, on the other, to control stereo-specific conformation changes of the central retinal. It was shown here that protein atoms move in potential wells of different shapes and temperature characteristics, depe......ults insmaller, less connected habitats, making it harder for species to disperseacross landscapes as climate changes. Practical Information These ideas will be discussed on Day 3 (March 16) at 9:00 in the session 2"Global Change and Ecosystem Structure" and in the poster session followingimmediately. At ...Researcher Identifies Two New Violet Species In Central America
... abotanist as naming a child is for a parent. Even harder is tracing the plant'sfamily roots, something one Ohio University scientist has discovered from hisstudies of two newly identified Central American violet species. "Right now, I don't know what group these species of violet belong to,but ther...Prairies Will Be Hit Hard By Global Warming
Prairie ecosystems in North America will be hit harder than many areason this continent by the effects of global warming and the damage will becomeapparent within the next few decades, suggests a University of Torontoresearcher. "Predictions are that global warming will have especially strong,neg......establishment of the ADCs, it would have been much harder and taken muchlonger for this study to gather data on 2,188 people. The presence of the E4 form of the ApoE gene, discovered 5 years ago as a riskfactor for Alzheimer's, is found most often in people who exhibit signs of thedisease after age 6...Divorce, Insect Style: Termites Swap Mates
...ch combatant in turn, as if toincite each to fight harder and prove its worth, Shellman-Reeve reports. Almost comical is the reaction of one honeymooning termite when it detects apotential suitor for its nest mate. Instead of fighting the suitor, the termiteassaults its mate. That's when intra-pair intera...Low Iron Levels Cause Weakness In Women Who Are Not Anemic
...sts that millions of women are impaired -- working harder than they need to for the same amount of exercise or physical work," said Jere Haas, Ph.D., the Nancy Schlegel Meinig Professor of Maternal and Child Nutrition at Cornell and co-director of the Cornell Program in International Nutrition. "In developi......male and female Medflies. But females seemed to be harder hit by the dietarydeficiency, their life expectancy plunging by more than 26 percent comparedto only a 6 percent reduction among males. This, in effect, reversed thenormal life span advantage of females over males. Carey and colleagues suspect that ...An Equal Opportunity Extinction? Cincinnati Geologists Find Global Impact from Permian Die
...allowed him todetermine whether one region was hit harder than another. Hisanalysis showed no clear difference among regions. Temperateareas were hit just as hard as tropical ones. Secondly, he looked at distinct environmental zones from nearshore to deep water. Reefs and other highly diverse environmentsge...