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Studies involving experiments using placebos (odorless sprays) have indicated that even though subjects do respond to odorless placebos, which they believe are fragrances, the effect of the real thing is significantly greater. According to Eric Spangenberg, a pioneer in the field of studies involving...
There is a lack of well validated prognostic biomarkers in osteosarcoma, a rare, recalcitrant disease for which treatment standards have not changed in over 20 years. We performed microRNA sequencing in 74 frozen osteosarcoma biopsy samples, constituting
The analysis was conducted using R version 2.10.1 (http://cran.r-project.org/bin/windows/base/old/2.10.1/). Characteristics of the two groups were compared using theχ2-test. Correlation of protein expression and gene amplification of a biomarker is assessed usingKappastatistics. Logistic regre...
However, as is often the case in nutritional randomized controlled trials, the placebo group did not have zero intake of vitamin C, as the participants’ diets provide potentially significant amounts of the nutrient in question [83]. Therefore, it is crucial to enroll subjects with hypovitamin...