Table 1.

Yield of Cicer arietinum L. lectin in different purification steps

Purification steps	Protein (mg/100g)	Hemagglutination unit (HAU)	Specific activity (HAU/mg)
Crude extract	2000	1024	51.21
0–20% ammonium sulfate fraction	1025	1024	99.90
20–80% ammonium sulfate fraction	580	2048	353.14
DEAE-cellulose fraction	410	2048	499.52
SP-sephadex fraction	112	8192	7314.28