English to Polish Science Chemistry; Chem Sci/Eng general, aromatic compounds

Termin z artykułu dotyczącego niepożądanych działań substancji dodatkowej do żywności.

"These findings indicate that the azo-bonds of E155 are reductively cleaved by intestinal bacteria as is the case with other azo-dyes. However, it is unclear if the central ring structure (2,4-dihydroxy-3,5-diamino benzyl alcohol; an aromatic amine) is released."

"Based on the available data, the authors concluded that sulphonated aromatic amines, in contrast with their unsulphonated analogues, have no or very low genotoxic potential. Hence, the authors concluded that exposure to sulphonated aromatic amines, derived from metabolic cleavage or present as contaminants in colourings, are unlikely to induce any significant genotoxic risk."

[aminy powstałe na drodze] rozerwania wiązania w przemianach metabolicznych?
Czy istnieje jakiś bardziej składny, utarty termin?

Link do artykułu: http://www.google.pl/url?sa=t&rct=j&q=&esrc=s&source=web&cd=...