The present invention is a radioimmunoassay based on the Aα epitope which allows {TAIL ~ the evaluation} of the potency of elastase inhibitors to inhibit formation of cleavage products containing this neoepitope in a variety of {HEAD ~ in vitro cell biological situations} 
The present invention is a radioimmunoassay based on the Aα epitope which allows { TAIL ~ the evaluation } of the potency of elastase inhibitors to inhibit formation of cleavage products containing this neoepitope in a variety of { HEAD ~ in vitro cell biological situations }
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