the average alpha-1-proteinase inhibitor levels detected by an immunodot blot assay in the epithelium , stroma and descemet 's membrane-endothelium extracts per total human cornea were 29.5 micrograms , 54.3 micrograms and 3.5 micrograms , respectively .
C0011665
descemet 's membrane
C0010031
cornea