id	keyword
easat-3734	protease
easat-3734	cs-2
easat-3734	activity
easat-3734	enzyme
easat-3734	ultrafiltration
easat-3734	metabacillus
easat-3734	fibrin
easat-3734	gel
easat-3734	crude
easat-3734	bacterial
easat-3734	substrate