1. Leupeptins, new protease inhibitors from actinomycetes;Aoyagi;Journal of Antibiotics,1969
2. Effect of pepstatin on acid proteases;Aoyagi;Journal of Antibiotics,1971
3. An enzyme inhibitor, panosialin, produced by Streptomyces. I. Biological activity, isolation and characterization of panosialin;Aoyagi;Journal of Antibiotics,1971
4. Biological activity of pepstatins, pepstanone A and partial peptides on pepsin, cathepsin D and renin;Aoyagi;Journal of Antibiotics,1972
5. New pepstatins, pepstatins BU, PR and AC produced by streptomycetes;Aoyagi;Journal of Antibiotics,1973