The article focuses mainly on patients with cancer, who often undergo treatments that can cause profound alterations in the gut microbiota and potentially contribute to the development of complications. (sciencedaily.com)
The arrival of Caspian terns is just one of a suite of profound alterations to the rhythms of this environment being reported by scientists and local residents. (sciencedaily.com)
«In addition to hindering ground - based optical astronomical observations, the artificial brightening of the night sky represents a profound alteration of a fundamental human experience — the opportunity for each person to view and ponder the night sky.» (ibtimes.com)