In the study, the scientists subjected more than 50 molecular structures to 256 distinct combinations of algorithms and refinement factors that eventually totaled more than 12,000 independent refinement runs. (sciencedaily.com)
Individual fusion reactions are executed by distinct combinations of SNARE and SM proteins to ensure specificity, and are controlled by regulators that embed the SM - SNARE fusion machinery into a physiological context. (science.sciencemag.org)
According to a developmental - pathways approach, there are different aetiologies, each involving distinct combinations of risk factors that operate in the development of CP trajectories (Frick 2006). (link.springer.com)