Tissue reactions induced by solid proteins.

When any tissues are injured, as is well known, necrosis may resu]t at the site of the injury in the ti$sues. Although there are many causes of necresis, we can classify them into non-infectious such as physical er chemical stimuli or insuficiency of blood supply, and infectious, due to microorganisms, The necrotic tissue seems to be not only useless but even a foreign substance for the individual; so an excluding mechanism will appear. During removal of this necrotic tissue, liquid material is absorbed easily but in the case of soLid material so called