Biodegradable Polyphosphazene Biomaterials for Tissue Engineering and Delivery of Therapeutics

<table>Structures of various polyphosphazenes including steroidal substituents (<b>2</b>), carbohydrates (<b>3</b>), amino acid esters (<b>4</b>), and side chain-bound amino acid esters (<b>5</b>), to name a few. Adapted from [<a href="/journals/bmri/2014/761373/#B5">5</a>] by permission of the Royal Society of Chemistry (<a href="http://dx.doi.org/10.1039/B926402G">http://dx.doi.org/10.1039/B926402G</a>).</table>

BioMed Research International

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Figure 1: Biodegradable Polyphosphazene Biomaterials for Tissue Engineering and Delivery of Therapeutics 