New, Environmentally Friendly Technique For Separating Liquids Invented At UNC-CH
...iquids and freons." In June, DeSimone, the youngest person ever to hold a chair at UNC-CH,received the 1997 Presidential Green Chemistry Challenge Award from the U.S.Environmental Protection Agency for his earlier work with carbon dioxide. In1992, he won a National Science Foundation Young Investigato...Leftover Fetal Cells May Affect Development Of Scleroderma
...ed. The average length of time since birth of the youngest son was 18.5 years in thescleroderma patients compared with 15.4 years in the control group. Notably,some scleroderma patients had levels of male DNA greater than the average levelfound in most women when pregnant with a son. Even so, fetal cells c...New Fossil Discoveries Clinch Ancient Age Of Human Ancestor
... time of origin could not then be measured for the youngest layer. "The fossils found in younger deposits w... 1995 we could not firmly establish the age of the youngest geologic layer associated with these fossils because the best dating technique, the 40 Argon/39 Ar...ACE Gene Linked To High Blood Pressure In Men But Not Women
...ton. They studied 1,488 siblings belonging to the youngest of athree-generation family taking part in the Family Blood Pressure Program inRochester, Minn. Blood samples were taken to analyze the DNA, the spiral-shapedmolecule that contains a person's entire genetic make-up. The ACE geneaccounted for 38 per...Screening In Women Army Recruits Shows High Chlamydia Infection Rates
...sk of having the disease, then, was highestfor the youngest recruits. Other factors tied to disease risk were beingAfrican-American, being sexually active, not using condoms regularly or having ahistory of sexually transmitted disease. "We were surprised," says Gaydos, "at the strength of some of the...Discovery might boost cystic fibrosis therapy
...as high as normal, laboratory analyses showed. The youngest patients sufferedrecurrent chest congestion, coughing and wheezing while those over age 5displayed fewer respiratory symptoms. "This work definitely has implications for cystic fibrosis treatmentbecause it shows we somehow need to block sodiu...USGS studies wildfire ecology in the western United States
... That means that in sequoia groves today, even the youngest trees are over a century old. Most areas in most groves have not burned for 100-130 years. The good news, says Stephenson, is that the research message is reaching managers. He has studied the effects of different forest restoration measures inc...Younger people are at greater risk for alcohol problems
...groups that spanned two generations found that the youngest age group began regular use of alcohol at an earli...dividuals who were alcohol dependent, those in the youngest age group were more likely to have developed alcohol problems before the age of 25. What this means...UW co-hosts conference about healthy weight in adolescent women of color
... showed the greatest increase in obesity among the youngest age groups in a study that tracked changes from 1991 to 1998. It is estimated that 12.5 percent of all of America's youth between 6 and 17 are overweight. CDC studies also reveal that as many as 40 percent of the nation's high school students are not...Study finds rare juvenile turtles
... Resources, Gibbons has found the smallest and the youngest non hatchling Blanding's turtle ever recorded. It is just two and one-half inches long and yet is four years old. Blanding's turtles, a species of special concern in most states, are long-lived animals, some of them living to more than 75 years of...Disposable nappies may explain the increase in male infertility
...orn. The highest temperatures were recorded in the youngest babies. Rectal temperatures were significantly lower than scrotal temperatures when the children wore disposable nappies, but were the same when cotton nappies were worn. This, says the authors, shows that the insulation properties of the di...National Cancer Institute designates Vanderbilt-Ingram a Comprehensive Cancer Center
...as formed in 1993, and two years later, became the youngest cancer center in history to be designated by the NCI -- at time as a Clinical Cancer Center, which particularly recognized the center's leadership and excellence in patient-oriented cancer research. Since that time, the center has enhanced its intern...Agent Orange might boost the risk of leukemia, UNC researcher says
... association was seen in children diagnosed at the youngest ages -- cases that are considered the strongest candidates to have been affected by parents' exposures," she said. Statistical evidence also emerged in 1998 connecting Agent Orange with the unusual and debilitating birth defect known as spinal bifida...Science study explores social memory in elephants
...he matriarch, the number of calves, the age of the youngest calf and the presence or absence of adult males. None of these was found to be statistically significantly linked to bunching. The superior discriminatory abilities of older matriarchs were linked to reproductive success for the family unit, with t...New generation of leaders in cancer research honored
...t control the cycle of cell division. Work by the youngest investigator, Xiaodong Wang, a 38-year-old professor with the Howard Hughes Medical Institute, was conducted at the University of Texas Southwestern Medical Center. He unveiled a key, previously unsuspected biochemical step in the process of programm...University of Cincinnati researchers track climate changes in Arctic thaw lakes
...ns they examined dates back 5,000 years, while the youngest was 20-30 years old. They're also using satellite imaging to recognize and categorize thaw lake basins, with the help of geography department colleague Robert Frohn, a satellite imaging expert. To get to this point, they first had to do legwork out ...Growth factor receptor signaling critical to intestinal tumor development, studies show
...icroscopic examination of intestinal tissue in the youngest mice also revealed no differences in the number of lesions believed to be precursors of larger intestinal polyps and cancer. Most just failed to progress. Humans who inherit a bad copy of the Apc-Min gene can develop hundreds of tumors throughout the...Researchers describe overall water balance in subglacial Lake Vostok
... Vostok is absolutely devoid of interference. The youngest water in it is 400,000 years old. It doesnt know anything of human beings, fossil fuels, or plastics. It is a window into life forms and climates of primordial eras. Radar maps of the Antarctic interior made in 1996 revealedthat a lake lay unde...April GEOLOGY and GSA TODAY media highlights
...e Black Sea. Phenocrysts versus xenocrysts in the youngest Toba Tuff: Implications for the petrogenesis of 2800 km3 of magma. James E. Gardner et al. Geophysical Institute and Department of Geology and Geophysics, University of Alaska, Fairbanks, Alaska 99775-7320, USA. Pages 347-350. Large explosive erupti......aces compared to the old ones. In other words, the youngest group preferred novel faces of two species, while the two older groups preferred to process the novel picture only for human faces. The results suggest that, like the way younger brains can tell apart new speech sounds more easily than adults, the a...