Mainebiz spoke with Caitlin Howell, a University of Maine assistant professor of biomedical engineering, about her research that includes collaboration with Sappi North America in Westbrook. Howell is seeking to use Sappiā€™s patterned release paper technology to produce inexpensive microfluidic channels for use in water purification systems and other medical applications. read more Mainebiz talks with Howell about Sappi collaboration