Dangerous Chemical Combination Presents Possible Scenario For Gulf War Illnesses
...most severe signs, resulting in total paralysis or death insome chickens. A laboratory analysis of tissues in the central and peripheral nervous systemsshowed that multiple chemical exposure caused enlarged axons and axonaldegeneration, a sign of widespread nervous system damage. Tests also suggested t...New Cancer Switch Discovered By Duke Medical Center Pharmacologists
...to cancer-killing drugs, which is a major cause of death among cancer patients. The scientists discovered t...ly rendering tumor cells vulnerable to normal cell death when treated with anti-cancer drugs. In the paper in Genes and Development, Pendergast and postdocto...Race Plus Roaches: A Breathtaking Link
...ways occurs in childhood. Serious illness and even death can result. For example, in Baltimore City, where the study was conducted, asthma is the number one cause of absenteeism from school, says Eggleston. And recent epidemiologic data show that African-Americans living in the inner-city are hospitalized ......sts that suicideis the cell's default setting. The death machinery is always in place, ready tobe activated. There are many evolutionary advantages to this set-up, Raff saysin The Sciences. "Such a mechanism could ensure that any cell that ends upin the wrong place is automatically eliminated: isolated fro...Researchers Find Possible New Route to Making Cancer Cells Vulnerable
...hwarts cancer chemotherapy, is a principal causeof death for cancer patients. The scientists have identified a new targetto stop drug resistance in cancer cells. The researchers believe the findingwill help scientists develop new compounds to prevent drug resistance inpatients with cancer, but without comp...End Of World Population Growth Projected For 21st Century
...ernativeassumptions for birth rates, migration and death rates. Based on expertopinions, the projections include confidence levels for global populations andgo up to the year 2100. The projections and assumptions are clearly explainedand substantively discussed in the Project's new, revised edition of "The...Behemoth Animals May Follow Same Extinction Patterns
...million years." For the proboscideans, the final death blow will probably be by the handof humans, but these elephant-like animals also suffered a gradual declinein species number over the past 5 million years and only now approach extinction. Although dinosaurs and proboscideans ruled at different time...Animal Studies Indicate Aging Brain Responsive To Estrogen
...with estrogens might help protect against neuronal death that leadsto the cognitive decline. "Estrogen rep...that estrogens might help protect against neuronal death in Alzheimer'sdisease, said Einstein. The researchers believe that such findings as theirs indicate...Siblicide In Nature: Study Of Galapagos Seabird Finds Death Can Ensure Species Survival
... , leaving its tiny sibling prey to certain death from heat or patrolling mockingbirds. The question for Anderson, who first began examining siblicide in 1984 among the boobies that nest on Isla Espanola , the Galapagos most southeastern island, was why. Why engage in a behavior that would se...New Sensor Provides First Instant Test For Toxic E. coli Organism
...ymptoms include diarrhea and internal bleeding,and death can result. Berkeley Lab has several patents pending on its sensors, which now areavailable for licensing to private industry. Firms interested in informationabout licensing should contact Viviana Wolinsky in the Lab's TechnologyTransfer Dep...Disease Resistance Mechanism Identified in Plants
... a tomato plant. The result was a pattern of cell death or necrosis known to result from the resistance gene, suggesting that the products of the resistance and the avirulence genes were interacting directly. "These findings set the stage to allow us to genetically engineer disease-resistant crops...Mechanism For Disease Resistance Identified In Plants
... a tomato plant. The result was a pattern of cell death or necrosis known to result from the resistance gene, suggesting that the products of the resistance and the avirulence genes were interacting directly. "These findings set the stage to allow us to genetically engineer disease-resistant crops...... this nutrition-manipulation study to determinewhy death rates level off sooner and at a lower level for fe...portedby the fact that the early-life surge in the death rate is not seen in sterileprotein-deprived females. "It's likely that this is a particularly vulne......ar in the U.S., and the disease contributes to the death of more than 12,000 American annually; this toll is expected to triple by the year 2010, according to the CDC.......ts and oil tankers. Starvation is a major cause of death for newly hatched penguins, the result of dwindlin...ting in heavy oil slicks that can result in a slow death for penguins. Oil mats the birds' feathers, removing the air pockets that provide insulation. The pe...Enhancin Protein Attacks Insect Immune System
...the passage of a virus, and resulting in the rapid death of the insect. "Mucins from mammals have been extensively studied," Granados said. "In contrast, knowledge about invertebrate mucins is very limited." Wang and Granados discovered and cloned the first invertebrate intestinal mucin gene from the cab...Coming Extinction Of One Of UK's Most Minuscule Plants Yields Information On Climate Change
...about to become extinct in this country but in its death throes it is providing researchers from the University of Warwick with important information about the pace of climate change in the UK. The Iceland Purslane plant is found in only two localities in he UK, the Storr on the Isle of Skye, and on the A...Scientists Discover How Genes Work Together To Control Neural Development
...atekeeper protein, Tramtrack, which is the kiss of death that marksit for destruction by the cell's garbage-disposal enzymes," Carthewsays. "Once the gatekeeper Tramtrack protein is removed, the cellis free to become a neuron." "Up until a few years years ago, everyone thought developing cellsalways rece......ping the cell wallintact, which will result in the death of the TB bacteria." Colorado State's Mycobacteria Research Laboratory, led by PatrickBrennan, is one of a few labs worlwide devoted to studying all aspects oftuberculosis and leprosy. The lab was instrumental in creating a model of the TBbac...Jefferson Scientists Find Potential Deadly Effects Of Two Missing Cancer-Suppressor Genes
... genes, the result is "global, catastrophic cell death in developing females," according to Fishel. ...e of the two genes in preventing such mass cell death and allowing normal development. The p53 gene has been thought to have a critical role in apoptos...