Has there been a significant change in the structure of this market / industry, no matter how stable it seems to have been in the past? (valueinvestingworld.com)
We are also working to show how changes in the structure of chromosomes affect heart development, and to determine how immune cells contribute to the build - up of plaque in arteries. (gladstone.org)
Once they had pure populations of cells, they compared their patterns of gene expression, as well as changes in the structure of the DNA. (sciencedaily.com)