Pfeiffer, N E Proteolytic Activity in Soybean Root Nodules : Activity in Host Cell Cytosol and Bacteroids throughout Physiological Development and Senescence. [electronic resource] - Plant physiology Apr 1983 - 797-802 p. digital Publication Type: Journal Article ISSN: 0032-0889 Standard No.: 10.1104/pp.71.4.797 doi