Lion attacks on livestock in Africa are significant but manageable
...ever that may occur," Dr. Kays said. The authors conclude by suggesting a way to reduce lion predation on local livestock in Tsavo: a seasonal stocking plan. By quartering livestock only during the dry season and taking them to market before the annual rains, herders could take advantage of the growth of an...... of Neandertal and early human remains to date and conclude that Neandertals could not have made a significant genetic contribution to early modern humans....Other highlights of the March 17 issue of JNCI
...tion of high-risk HPV and tobacco use. The authors conclude that HPV testing using an oral rinse may provide a...luate whether a finding is noteworthy. The authors conclude that this alternative approach, the false positive report probability, helps formalize what investig...A new Twist on bone development
...e that amount of Runx2 expression. The researchers conclude that Twist proteins transiently inhibit osteoblast differentiation during formation of the skeleton by negatively regulating Runx2. According to Dr. Karsenty, "These results reveal an unanticipated complexity in osteoblast differentiation whose initi...Other highlights in the March 3 issue of JNCI
... cancer that is known to metastasize quickly. They conclude that CTGF inhibits metastasis and invasion of huma...ting in a colonoscopy screening study. The authors conclude that their findings support the hypothesis that LOI of IGF-II is an epigenetic trait polymorphic in ...JCI table of contents, March 1 2004
...-null mice did not effect this rescue. The authors conclude that, in contrast to previous suggestions, cardiomyopathy and associated vascular spasm in delta-sarcoglycanknockout mice arises from a primary requirement for this protein in heart cells rather than in SMCs. TITLE: Smooth muscle cellextrinsic vascul...Carbohydrates offer some help in muscle protein synthesis, but not enough for the desired effect
...or amino acids and carbohydrates. The researchers conclude that intake of carbohydrates alone after resistance exercise will modestly improve the anabolic effect of exercise. However, amino acid intake is necessary for a maximal response, one desired by most participating in resistance exercise programs....Protein abundant in human tumors confers resistance to anticancer drugs
...ese cells to anticancer drugs. The researchers conclude that abnormal overabundance of MUC1 in human tumors promotes cancer cell survival, even in the presence of agents that normally induce cancer cell death. "We believe that our findings will lead to a better fundamental understanding of cancer biology ...Life in the universe takes orders from space
...the sugars. Pizzarello and Weber thus were able to conclude that the delivery of material from outer space via meteorites - despite the seeming randomness and complexity of these materials - could in fact have "pushed" chemical evolution on Earth toward homochirality. Pizzarello points out that these findings...JCI table of contents, 16 February 2004
...in eosinophil numbers, causing some researchers to conclude that eosinophils are not the cause of lung dysfunction. The role of eosinophils in lung dysfunction has therefore remained a contentious issue. In the February 16 issue of the Journal of Clinical Investigation David Broide and colleagues from the U...New technologies reveal mysteries of marine megafauna
...ng nature of these habitats has led some people to conclude that marine reserves cannot work. But tracking the movements of fishes, turtles, and mammals is helping scientists understand and map the most important areas, making their protection a possibility for the future. "Open ocean reserves are the most d...Comets spread Earth-life around galaxy, say scientists
...common in the Galaxy, the Cardiff based scientists conclude that this mechanism could have infected over 10,000 million of them during the lifetime of our Galaxy. Dr Wallis and Professor Wickramasinghe have also identified another potential delivery route. They point out that fertile Earth ejecta would, on im...New hereditary cancer mutation found -- arrived with a German immigrant almost three centuries ago
...cestry. This evidence allowed the researchers to conclude that the mutation was in either the husband or wife of a couple that had immigrated from Germany and settled in Pennsylvania in 1727. The couple had 11 children. In the end, the researchers could prove that three of the affected families descended...Other highlights in the February 4 issue of JNCI
...e expectancy. Based on their findings, the authors conclude that if efficacy and toxicity after preoperative c...mouse and rat xenograft breast cancer models. They conclude that these two compounds are potent, long-term inhibitors of growth in both tamoxifen-sensitive and ...Research news from Tufts University, Friedman School of Nutrition Science and Policy: February 2004
... weight men with APOE4 are not. The study authors conclude that weight control as a means of reducing insulin and glucose levels is an important component of heart disease prevention for everyone, but it may be especially crucial for men who carry the APOE4 gene form. Such individuals especially, should fol...Study calls for end to age thresholds for prenatal genetic testing
...s such as Down's syndrome. Authors of the research conclude that current evidence does not support the conventional view that the balance between health risks and cost make prenatal testing appropriate only for women aged 35 years or over. Prenatal testing guidelines recommend offering amniocentesis or chorio...Other highlights in the January 21 issue of JNCI
...ovement in accuracy of perceived risk. The authors conclude that these findings should be investigated further through well-designed, well-reported, randomized controlled trials with suitable comparison groups and additional outcome measures. Gene Mutation Affects Sensitivity of Cancer Cells to Chemotherapy...JCI Table of Contents, January 15 2004
... correct structural alterations in the lung." They conclude "translation of our understanding of disease patho...sease. Further analyses enabled the researchers to conclude that growth was more sensitive to Insr depletion than insulin-dependent metabolism and that these tw...Rodents bred for alcohol preference live longer than rats bred for alcohol avoidance
...as a controlled laboratory study with rats, we can conclude that the longevity effect was cause by genetics and that drinking did not have an effect on longevity. In human studies, the effects of genetics would be confounded by drinking, and the effects of drinking would be confounded by the genetics that ma...Medical students inadequately prepared for clinical rotations, caring for chronically ill
...d associate professor of medicine at Hopkins. "We conclude that many medical schools may need to give more attention to the clinical competency preparation of students for the core clerkships. We need to ensure that our students offer the best care possible, regardless of the specialty they choose." A new...