Related StoriesHigher insulin levels linked to worse prognosis in advanced breasts cancerInsulin plays a much stronger role in regulating launch of dopamineSpecial orchestra boosts mood and confidence in patients with dementia Craft, who gained her Ph.D. At the University of Texas and completed postdoctoral fellowships at Harvard and Boston University medical schools, said a very important factor researchers have learned through the years is certainly that study results can be driven by variations in race, gender and ethnicity. Medical, other and environmental elements can exacerbate those distinctions, she said. For a long time, cardiovascular study was tilted toward males, which led to assessment and treatment for women that wasn't optimal,'' Craft said.All the 2009-H1N1-vaccinated mice survived. Unvaccinated mice and mice that received the H3N2 vaccine all died. The researchers also injected mice with bloodstream serum taken from individuals who had received 2009 H1N1 influenza vaccine. The serum, which contained antibodies against 2009 H1N1 influenza virus, protected the mice from death when they were exposed to the 1918 H1N1 influenza virus later. All of the experiments involving the 1918 virus were conducted under biosafety-level-3 conditions.