1. Department
of Textile Engineering, Isfahan University of Technology, Isfahan 84156-83111, Iran
2. Center
for Nanofibers and Nanotechnology, E3-05-14, Nanoscience and Nanotechnology
Initiative, Faculty of Engineering, National University of Singapore, 2 Engineering Drive 3, Singapore 117576
3. Department
of Anatomical Sciences and Molecular Biology, School of Medicine, Isfahan University of Medical Sciences, Isfahan 81744-176, Iran
4. Department
of Mechanical Engineering, Faculty of Engineering, National University of Singapore, 2 Engineering Drive 3, Singapore 117576