Scientists Urge Further Study Of Alarming Coral Reef Decline
...t Australia would be like ifpeople didn't have the barrier reefs to go to," Ostrandernoted. The scientific paper discusses what is now known about theworldwide decline of coral reefs and portions of the paper arebased on research that Ostrander and Meehan conducted while theywere at Oklahoma State Unive...Enhancin Protein Attacks Insect Immune System
...ed that the insects' peritrophic matrix provided a barrier against certain microbial attack. What this discovery allows: the enhancin (an enzyme), when consumed by the insect, will break down the mucinous component of the peritrophic matrix, facilitating the passage of a virus, and resulting in the rapid d...Low Oxygen, Key To Fetal Development, Also Offers Cancer Clues
... someday hope to break downthis protective hypoxic barrier and make these cells morevulnerable to treatment. Ludlow's work is sponsored by the National Institutes ofHealth (NIH) and the Sally Edelman and Harry Gardner CancerResearch Foundation of Hilton. The UCSF team, which also includedresearcher Yan ...Gene For Last Major Form Of Batten Disease Discovered
...oblems and find a way to circumvent theblood-brain barrier for gene therapy or enzyme therapy to be successful forBatten disease. Discovery of this and other proteins involved in Batten disease may ultimatelyyield new insights about how humans age. Previous studies have suggested thatbuildup of substances ...Pitt Researchers Construct Novel Delivery System For Gene Therapy Of Liver Disorders
... its passengers, layersof lipids form a protective barrier for their passenger DNA molecules, safelywhisking them past DNA-degrading enzymes and quickly delivering them to theirdestinations, or target cells. A research team from the University of Pittsburgh has constructed thefirst prototype of thi...Age-Based Screening Is Cost-Effective Method To Control Chlamydial Infection
...ears of age or older who have notconsistently used barrier contraception and have had a new sex partner or morethan one sex partner during the past 90 days. The investigators compared each screening strategy's ability to identify womenat risk and thus trigger testing and treatment, which in turn would resu...Females' Siren Song Initiates Courtship Duets In African Frogs, Columbia Biologists Find
... of a visually opaque but acoustically transparent barrier and using ahydrophone to record their calls. Rece...ectly towardsvocalizing males, and on reaching the barrier began rapping. That song had adramatic effect on males, which launched into intense bouts of answer...Yale Announces New Biotech Firm
...tage of vacantlaboratory space in Connecticut as a barrier to biotechnology's potentialto contribute to the state's economic revitalization. Yale is workingwith state and local officials to find developers interested inconstructing new laboratory space. For more information about Yale's technology t...High-Altitude Cerebral Edema Likely Caused By Leaks In Blood-Brain Barrier
...d pressure to force apart cells of the blood-brain barrier and allow fluids to accumulate in and around brain tissues. They theorize that acute hypoxia may allow a decline in cyclic adenosine monophosphate (cAMP), a chemical messenger involved in regulating capillary permeability. The decrease in cAMP......or ofdermatology and pediatrics. "An immature skin barrier can contribute to theillness and death of these pr...g. Mammals normally have a competent skin barrier -- skin that can preventexcessive water loss from the inside of the body to the outside air -- at bi...The First Rejection: Eggs Sequester Bits Of Sperm For Later Elimination
... be species-specific, may represent a reproductive barrier for inter-species hybrids, contributing significantly to reproductive isolation, one of the driving forces behind the origin of species....Pediatric Academic Societies Report Progress In Children's Health
...ew York have successfullydisrupted the blood-brain barrier in lab rats and generated compactedprotein/DNA com...School of Medicine, calledcrossing the blood-brain barrier and achieving global delivery of genes to thebrain a major first step in developing gene therapy for...Biggest Acoustics Meeting Ever
...of certain pharmaceuticals through the blood-brain barrier (3aBV4). Michael Tanterof the University of Paris ( michael@clara.loa.epsci.fr ) will discuss experimental efforts towardsnoninvasive brain imaging with ultrasound (1pBV4). The Synergy Between Ultrasound and Cancer Therapy Yet another exciting dis...Taking The "Ouch" Out Of Needles: Arrays Of "Microneedles" Offer New Technique For Drug Delivery
...fordelivering drugs through the skin, avoiding the barrier presented by the outerstratum corneum," said Dr. John C. Ansel, professor in the Department ofDermatology at Emory University School of Medicine and chief of DermatologyServices at the Atlanta Veterans Administration Medical Center. "The factthat it......rial beneath the penetration site as a physical barrier against penetration. If all these defense reactions are not sufficient to prevent further penetration of the fungus, the plant cell commits suicide, a process known as hypersensitive cell death. This can be observed under the microscope a...Groundwater Injection Process Filters Out Contaminants
...meter. The five wells have created a large barrier about 150 feet wide forgroundwater to pass through as it flows toward the river. As the groundwatercrosses the barrier, targeted contaminants are destroyed or immobilized. After about 30 hours, sodium sulfate, a nontoxic byproduct, is remove...University of Kentucky Neuroscientist Develops Unique Device For Treatment Of Brain Tumors
... many anticancer drugs cannot cross theblood-brain barrier in concentrations high enough to kill the tumor. When drugsdo get into the brain, they only remain active for a few hours -- not enoughtime to destroy the tumor. By running the tube directly into patients' tumors, Patchell has beenable to el...Women's Shame Stalls Abuse Disclosure To Physicians
...hat: The doctor's gender was less of a barrier to discussing abuse thanwhether he or she appeared caring, easy to talk to and supportive. Domestic violence posters displayed in the medical office helpedprompt some victims to speak up. Questionnaires, when administered in private,also he...Cattle Diets Could Control E. Coli Danger
...of bacteriahave evolved to overcome the protective barrier of the gastric stomach. Theongoing process of nat...:H7 cells. GASTRIC BARRIER: Humans have a natural barrier that kills food-borne bacteria-- the acidic, gastric juices of the stomach -- but "E. coli" bacteria...... We are seeking to break the 100-million-base-pair barrier in the year2000," he said. Thus far, the international human genome sequencing effort hascracked only about 7 percent of the genome's three billion letters, or 195million bases. To explore the genetic landscape, researchers construct "maps" by prob...