Transcriptional gene ex - pression profiles of colorectal adenoma, adenocarcinoma, and normal tissue

A blend which contains homopolymers useful for imparting wet and dry strength to pulp and paper fibers which comprises a major amount of non-ionic polyacrylamide, together with glyoxal to impart crosslinking and polymeric diallyldimethyl ammonium chloride (DADMAC) as a cationic modifier. A buffer such as tetrasodium pyrophosphate may be used. A dosage of 0.2-5% by weight (preferred 0.5-2% by weight) based on the dry weight of fiber is utilized.