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. 2015 Apr 20;13:87. doi: 10.1186/s12916-015-0331-6

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© Li et al.; licensee BioMed Central. 2015

This is an Open Access article distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/4.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly credited. The Creative Commons Public Domain Dedication waiver (http://creativecommons.org/publicdomain/zero/1.0/) applies to the data made available in this article, unless otherwise stated.

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Flow cytometry analysis. (A) Expression of HVEM on CB-SCs. Isotype-matched IgG served as control. (B) Expression of HVEM on the gated CD45⁺Oct3/4⁺ CB-SCs. (C) Expression of BTLA and PD-1 on peripheral blood-derived immune cells. (D) The percentage of BTLA⁺ PD-1⁺ cells in each subpopulation. Each population was gated using the specific surface markers as described in Methods.