http://www.bionewsonline.com/2/2/bacter_d.htm


C-S lyase enzymes occur in gastro-intestinal bacteria, and in liver as well ..... for the bacterial miscolonization of the duodenum and the biliary tract, ...

Whatever it's worth :-)))

@ Helmi: A lot! Thanks. :-)

I'm sorry, but the two Google hits for "bacterial miscolonization" are translated from German originals:
http://www.google.ch/search?hl=en&q=%22bacter...

Thank you both. :-)