Observing metabolic functions at the genome scale

Table 4 Composition of toxic and non-toxic stress classes

Toxic class	Non-toxic class	Not assigned
Peroxide [32]	Sorbitol [32]	Alkali [33]
Cadmium [34]	NaCl [32]	Dithiothreitol [33]
Maneb [34]	Acid [32]	Diauxic shift [33]
Octanol [34]	Heat shock [32]	Alternative carbon [33]
Pentachlorophenol [34]	Amino acid starvation [33]	Hypo-osmotic [33]
Pentanol [34]	Diamide [33]	Menadione [34]
Thiuram [34]	Nitrogen depletion [33]	n-Pentane [34]
Tetrachloro-isophthalonitrile [34]	Stationary phase [33]	Ethanol [34]
Zineb [34]	Variable temperature [33]	Sodium n-dodecyl benzosulfonate [34]
	Ash [34]	Sodium lauryl sulfate [34]
		Capsaicin [34]
		Trichlorophenol [34]

Composition of the toxic and non-toxic stress classes, determined from the clustering tree of stress responses. The third column contains conditions whose response was too weak for any elementary mode to be identified by BlastSets.

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