An antibacterial composition includes a combination of fatty acid ester of fatty acid and hydroxy carboxylic acid with an antibacterial agent selected from polylysine, chitosan, protamine, their salts and mixtures hereof. In one embodiment, the image processing apparatus decompresses compressed image data that is obtained by dividing an original image into blocks and compressing each block. Specifically, they are useful for the prophylaxis and treatment of arteriosclerosis, hyperlipemia, arteriosclerosis in diabetes, and cerebrovascular and cardiovascular ischemic diseases. The filtered search results are passed to the requesting node. A proportional-integral-differential controller can be used to generate clock adjustment commands to a frequency standard clock. A wetting roller rotates in a cylindrical cavity to form a viscous fluid pump which draws the fluid through the slit to form a fluid film on an outer surface of the wetting roller.