Tag: "hypothesis" at medical news

Postmature Infants Not As Easily Calmed As Other Newborns

... has led Smith and her colleagues to thesurprising hypothesis that the sweet taste of sugar sedatesinfants by stimulating the same brain region affected by heroin,a circuit of neurons known as an opioid pathway. The postmatureinfants react much like infants born to heroin-addicted mothers,but the researchers em...

New Study Indicates Lightning Can Kill Without Leaving a Mark

...achtel said. "The new magnetic induction hypothesis now presents a fourth route forlightning injury or death," Wachtel said. Wachtel advises that people caught outdoors in lightning storms run totheir vehicles and jump in if time permits. If not, he advises they assume a"baseball-catcher pos...

Epilepsy Drug Found To Stop Cocaine's Effects In Animals

...nt of drug addiction. They tested theirsurprising hypothesis over the past several years, and arrived at theconclusions published today in Synapse. "Because cocaine addiction is part biochemistry and part behavior, theseresults confirm that it is possible to attack it on both fronts," said CharlesAshb...

Patients are sought for a clinical study to determine

...insome control over their motor functions. "Our hypothesis is that estrogen will work with the Mirapex and Levodopa toincrease and enhance the effectiveness of both drugs," said Kompoliti.Each medical center in the trial will treat 18 patients who are already onLevodopa: six will be men on Levodopa; six wil...

UCSF Study In Rats Suggests Synthetic Drug Mimicking Marijuana Might Be Used To Treat Pain

...motor coordination, the researchershad to test the hypothesis that turning off the RVM simply reversed the motordeficits and not the analgesic effects of the cannabinoid drug. To test thispossibility, they gave the rats a motor coordination test called the retardtreadmill, in which the rats are placed on a rod...

An Ergonomically Redesigned Analgesia Delivery Device Proves Safer And More Efficient

...gner 1994b; Hyman, 1994; Cooper et al., 1978). The hypothesis explored in this study is that human factors engin... second experimental evaluation was conducted. Our hypothesis was that the redesigned interface facilitates the task of PCA programming, allowing professional nur...

UF Researchers Cite Possible Link Between Autism, Schizophrenia And Diet

...erent disorders,"Leventhal said. "I think the best hypothesis sitting out there today isthat some genetic abnormality is causing these disorders. It is certainlypossible that these genetic abnormalities could lead to the metaboliceffects Dr. Cade mentions, though there is not substantial support for thatat this...

University Of Pittsburgh Researchers Identify Immune System Process That Could Halt Progress Of Cirrhosis In Humans

...r discovery, an outcome that proved their ownstudy hypothesis wrong, after a series of experiments with groups of mice eithercapable or incapable of producing IL-6. A model of cirrhosis was created bytying off the common bile duct. The researchers assumed the mice that couldmake IL-6 would fare worse, but in ...

ALA/ATS Meeting Explores Gender Differences In Smoking And Lung Transplant Outcomes And Heart Attack Risk From Asthma Medication

...Delfino said. "The results are consistent with the hypothesis thatwomen are smoking less for mood control than men, and that social interactionsmay play a more important role in why women smoke. Ongoing research usingsimilar diary techniques in adolescents may reveal targets for early preventiveinterventions." ...

UI Study Suggests Promising Treatment For Diabetic Pregnancies

... thought the approach mightwork. Hunter tested his hypothesis using mice. His results showed that the micetreated with the encapsulated islet cells had significantly lower blood glucoselevels throughout their pregnancies and were significantly less likely to givebirth to pups with malformations (3.0 - 5.4 perce...

'Super' aspirin and clot buster drug may help heart attack victims avoid surgery

...nd Women's Hospital, Boston, "The trialtested the hypothesis that the platelet blocker is a potent and safe addition tothrombolytic regimens." Results of the new study, called the TIMI 14 trial, are so impressive, thatresearchers say that many individuals with heart attacks who otherwise wouldrequire angioplas...

Unexpected target may unlock the door to fighting sepsis

...e IgG group. Finally, Ward and his team tested the hypothesis that the reason bacteria countsin the antibody group were so low was because the therapy preserved the capacityof neutrophils to produce hydrogen peroxide---a vital product in the ability ofwhite blood cells to kill bacteria. They took blood samples ...

Clues to heart disease seen in cholesterol reactions to stress

...ed, "Although speculative, the results support the hypothesis that lipidreactivity to stress has potential implications for the development andprogression of cardiovascular disease. We hope that understanding these factorswill enhance our ability to control the progression of the disease." The research was sup...

Double-edged effect of inflammatory response discovered after brain injury

...n the normal mice. "These findings bear out our hypothesis that in the acute period TNF isharmful to the brain, but in chronic stages TNF may play an important andbeneficial role," notes McIntosh. Neuroscientists have long thought thatinflammatory cytokines like TNFs are deleterious to the brain in terms ofp...

New computer model supports the importance of annual mammograms

...ngmay be optimal, the researchers note that such a hypothesis would need to betested in a large clinical trail before any such recommendation could be made. While the general conclusion that more frequent screenings would reduce breastcancer death rates appears clear, exactly how much reduction would be achiev...

'Thick' blood may increase stroke risk

... Minneapolis. "This study modestly supports the hypothesis that von Willebrand factor, factorVIIIc and fibrinogen can identify groups of middle-aged adults at increased riskof stroke," concludes Folsom. Researchers also say that the blood coagulation factors may not just be a'marker' of risk, but could pla...

New Wake Forest study to pin down soy's active ingredient

...cer rates in Japan, "immigrant studies support the hypothesis thatenvironmental factors (the American diet) are critical in prostate cancerdevelopment. Japanese who emigrate to the United States quickly assume thecancer incidence rate of U.S.-born men."...

Renowned researcher in prenatal diagnostics joins Cedars-Sinai Medical Center

...ngprogram. The results of that study confirmed the hypothesis that the ultrasoundmeasurement of the thickness of the skin on the back of an unborn baby's neckcould improve detection of chromosome defects, such as Down syndrome, at anearly stage in pregnancy. When these findings were published in 1992, demand f...

New links found between an 'iron' gene mutation and increased risk for heart attack and stroke

...o offers additional support for the so-called iron hypothesis and how itmight explain why many women are protect...om coronary heart disease untilmenopause. The iron hypothesis says that iron depletion protects individualsagainst heart disease, whereas excess levels of iron in...

Cautious evidence of third generation pill link to increase in thromboembolism

...et al cautiously interpret this as support for the hypothesis that third generation oral contraceptives increase the risk of venous thromboembolism to a greater extent than second generation oral contraceptives. They say that the increase in admissions, although small, could not be explained by changes in diag...

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