The present invention relates to an elastase inhibitory activity measuring method , and more particularly elastin - Congo red using an agar medium were added thereto to prepare a solid medium by adding thereto a sample to be measured for elastase -inhibiting activity and elastase in a simple way to measure the diameter of a halo obtained placed in an incubator at constant temperature and constant time conditions the Identification of inhibitors , quantification and diagnosis (screening) novel possible to expect the effect of elastase inhibition activity relates to the measurement method .
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