Tag: "persistent" at biology news
Stuttering Appears To Have Strong Link To Family Genes, Researchers Say
...n that stuttering tends to run in familiesand that persistent
stuttering is much more common in males than females,by a ratio of 4 or 5 to 1, said Yairi, a persistent
stutterer himself. Thecommon belief, however, has been that the family link came not from genesbut f...
Study Focuses On How Plants Help Toxic Pollutants Travel Around The World
...et light on thetransport through the atmosphere of persistent
organic pollutants. The project, which has... primary interest is how and why concentrations of persistent
organicpollutants change as a function of weather conditions," Hornbuckle said. From researc...
Lethal Parasite Prime Suspect In Fish Kills At Salton Sea
...s Amyloodinium ocellatum, is recognized as a persistent
disease-causing agent that causes serious mortalities in fish-farming facilities and public or home marine aquaria. Under closed conditions, such as aquaria and apparently also in the Salton Sea, the investigators reported, parasite l...
Infants, Toddlers Should Not Restrict Fat Intake, Experts Say
...ognize that childhood obesity is an increasing and persistent
problem in the United States, but they say that restricting fat intake isn't doing these children any favors. "It seems that children are very good at knowing how many calories they need in a day," Watkins says. "They are much better than adults at t...
The Bug Stops Here
... which bacteria cause refractoryperiodontitis -- a persistent
form of periodontal disease that does not respond toantibiotics or conventional therapy. Using the checkerboard technique, Pasterand Dewhirst can quickly scan many samples to identify the microbial culprits.Then investigation of virulence factors and...
Late Blight Battle Goes Online, Marking 150 Year Struggle Since Irish Potato Famine
... andnow after 150 years, plant pathologists remain persistent
in their struggle tofind solutions to the newest strains of the aggressive late blight fungus(Phytophthora infestans). The latest battle against this devastating fungus,however, isn't taking place in a lab or out in a potato field, instead theAmeric...
High Altitudes May Be Harmful To Some Infants
...result of respiratory infection, develop sudden or persistent
falls in blood oxygen saturation. They also suggest that their study may contribute to understanding the relation between respiratory infections, airway hypoxia and sudden infant death syndrome. Contact: Professor David Southall, Professor of Paedia...
Fetal Lead Exposure May Reduce Immunity
... development which are particularly susceptible to persistent
lead-induced alterations, it is possible that even... its defenses and disruption by lead could produce persistent
damage to immune defenses. In addition to Dietert, the lead studies were conducted by Capt. Thom...
Scientists Say Latently Infected Cells May Stoke the Fire of HIV Replication
...ind of fuel slow-burning but persistent
is essential for maintaining active infection after HIV levels decline. The scientists assert that both long-lived, latently infected cells and chronically infected cells provide this...
Learning To Feel Chronic Pain
... soblocking them may lead to better treatments for persistent
pain. "Nerve fibers from the brain can help control pain, just likemedications," explains Min Zhuo, Ph.D., assistant professor of anesthesiologyand neurobiology at Washington University School of Medicine in St. Louis. "Now,we have shown that...
Williams Syndrome: New UD Study May Shed Light On Rare Genetic Disorder-And Normal Development
...ly impaired," Laudau says. "The children are very persistent
and can tell you what they've done is notright, but they don't know exactly what's wrong," she added. Another interesting contrast can be found by examining how the children searchspace for hidden objects. Although they are impaired when asked to cop...
New Research On Environmental Pollutants
...nt on how to identify newenvironmentally hazardous persistent
chemicals which can be transported longdistances b...speak about efforts to build aglobal convention on persistent
organic pollutants. Bo Wahlström, UNEP, Geneva, Switzerland Questions During the symposium yo...
Persistent Organic Pollutants, The Danger Is Not Over
...substantially reduced emissions of most well known persistent
organic pollutants, e.g. PCBs and dioxins, th...oject group heading the research programme on persistent
organic pollutants and which has advised the production of the Monitor 16 report. ...
Advances In Analyzing Environmental Endocrine Disruptors And Their Effects On
... now underwayto examine possible fetal exposure to persistent
endocrine-related compounds(PCBs and DDTs). Researchers are investigating whether male fetuses exposed tothese compounds experience hypospadias (a condition in which the urethra is onthe upside of the phallus, not the tip) and cryptorchidism (failure...
Combat Has Little Influence On Health Problems In Vietnam Vets
...It's quite possiblethat combat experiences and the persistent
emotional problems that commonlyresult may eventua...ces. "If individuals do have low levels of persistent
psychological turmoil,they may have difficulties after a period of years because many of thesediseas...
Cold Virus With P53 Gene Tested To Combat Ovarian Cancer
...al Cancer Institute to treat women with "advanced, persistent
or recurrentovarian cancer." The researchers hope that therapy with the engineered p53 gene may provide astrong second front for fighting ovarian cancer because of the low survival rates with surgery and chemotherapy. "With this trial, we will learn...
Technology Reduces Reliance On Fungicides For Grape Growers
...is a formidable task forgrowers, especially with a persistent
fungal disease problem like powderymildew. Powdery mildew has been a constant challenge in California vineyardsfor more than a century. Now, with the help of University of California plantpathologists, growers can effectively control the powdery mil...
Researchers Identify Molecular Site That Is Key To HIV's Ability To Infect Cells Of Brain, Colon
...s in these tissues serve as reservoirs of latentor persistent
virus that are protected from detection by the immune system, andthat these hidden pools may be less susceptible to the combinations of drugscurrently used to combat HIV infection, known as highly active anti-retroviraltherapy, or HAART. HIV genera...
UCSF/Gladstone Finding May Explain HIV'S Ability To Infect Cells Lacking The Key Target Of HIV: The CD4 Receptor
...ver, there is concern that reservoirs of latent or persistent
virus mayreside in cells that are protected from detection by the immune system, and thatthese hidden pools of virus may be less susceptible to the combinations of drugscurrently used to combat HIV infection, known as highly active anti-retroviralthe...
Chelation Therapy May Alter Immune System
...helation treatment duringpregnancy displayed other persistent
impairments to their immune systems --including suppressed delayed-type hypersensitivity and increased interlukin-2levels -- that, as adults, could leave them susceptible to infections or tumors. Further study, the report said, might help explain som...
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