In the past several decades, increasing research efforts in combining multiple imaging modalities, particularly those providing complementary information, have formed the grounds and active frontiers of multi-modality imaging [ 2].
Fundamental understanding of ion channel structure function mechanisms, their physiological roles, how their dysfunction leads to disease, their utility as biosensors, and development of novel molecules to modulate their activity are important and active research frontiers.
The experiments and website connect biology with social sciences, students with active research frontiers, and high school students with graduate students and their career choices through Quicktime videos and other web resources.
The study area, one of the most active deforestation frontiers of South American dry forest, was divided into six relatively homogeneous sectors in terms of land property structure and biophysical characteristics.
Since then alumni with active ventures in frontier markets have reportedly raised a total of $79 million in outside funding and created 14,700 jobs.
American officials called that operation a success, but many Taliban and Qaeda fighters involved in the fighting are believed to be still active in the frontier region, or to have slipped over the border to the tribal areas on Pakistan's side.
