Funding for this research was provided by:
National Hospital Organization Collaborative Clinical Research Grant, Japan
Project for Development of Innovative Research on Cancer Therapeutics, the Japan Agency for Medical Research and Development
"Nanotechnology Network Project" from the Ministry of Education, Culture, Sports, Science and Technology, Japan
Article History
Received: 5 November 2017
Revised: 27 February 2018
Accepted: 13 March 2018
First Online: 28 March 2018
Compliance with ethical standards
: The present study was approved by the Ethics Committees of Mito Medical Center and Mito Saiseikai General Hospital. The committees decided that written informed consent was not required for the present study from each patient.
: The authors declare that they have no conflict of interest.