| abstract |
This invention relates to a cysteine protease inhibitorncomprising casein which is a protein derived from milk, a partialnpeptide of casein, and/or hydrolysate of casein as an activeningredient. The cysteine protease inhibitor of the presentninvention can be used as preventive or therapeutic drug fornosteoporosis, malignant hypercalcemia, breast cancer, prostatencancer, periodontitis or bacterial and viral infectious diseases,nand food, drink, feed and the like. |