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. 2010 Apr 13;3(4):1093–1107. doi: 10.3390/ph3041093

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© 2010 by the authors; licensee Molecular Diversity Preservation International, Basel, Switzerland.

This article is an open-access article distributed under the terms and conditions of the Creative Commons Attribution license (http://creativecommons.org/licenses/by/3.0/).

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Absorption (solid line) and emission (broken line) spectra of Alexa-Fluor 546 (A) and Alexa-IpTxa (B). Unmodified IpTxa (not shown) lacks emission properties.