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. 2017 Jun 5;130(11):1342–1351. doi: 10.4103/0366-6999.206340

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Copyright: © 2017 Chinese Medical Journal

This is an open access article distributed under the terms of the Creative Commons Attribution-NonCommercial-ShareAlike 3.0 License, which allows others to remix, tweak, and build upon the work non-commercially, as long as the author is credited and the new creations are licensed under the identical terms.

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(a) The fundus fluorescein angiography of each group at different phase. (b) The tail vein-retinal circulation time was significant prolonged in 1- and 2-week group. However, it was no significant difference between the 4-week group and the sham or naive group. (c) The arterial phase was significant prolonged in the 1- and 2-week group compared with that of the sham or naive group. And, there was no significant difference between the 4-week group and the control group. (d) The venous phase significant prolonged in the 2-week group. *P < 0. 01 compared with naive group.