1. Maine Medical Center Research Institute, 81 Research Drive, Scarborough, Maine 04074, United States
2. Graduate
School of Biomedical Science and Engineering, University of Maine, Jenness Hall, Orono, Maine 04469, United States
3. Department
of Chemistry and Biochemistry, University of Arkansas, Chemistry
Building, Fayetteville, Arkansas 72701, United States
4. College
of Pharmacy, University of New England, Pharmacy Building, 716 Stevens Avenue, Portland, Maine 04103, United States