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. Author manuscript; available in PMC: 2014 Nov 20.
Published in final edited form as: J Micro Nanolithogr MEMS MOEMS. 2012 Mar 29;11(1):013013. doi: 10.1117/1.JMM.11.1.013013

Fig. 2.

Fig. 2

Rhodamine-EGF release from the device. (a) The bulk release of R-EGF into the dish from the device. (b) R-EGF gradient profile along the device axis over time.