thus such phenotypic expressions should not be regarded as a weapon but rather as communication devices that constitute a complexity of codes and languages – outlining the need to crack the code of cell-to-cell communication;
p.8,9,11; .... in: see below;

in fact, quorum sensing was originally known as “autoinduction”; it is becoming apparent that quorum sensing is just part of a complex regulatory network, where additional environmental information is transduced through other pleiotropic regulators of gene expression;
p.5,11 .... in:
Bruni L.E.; 2002; Does "quorum sensing" imply a new type of biological information?; Sign System Studies 30.1: 1-22;