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. 2019 Jun 28;2(6):e196362. doi: 10.1001/jamanetworkopen.2019.6362

Table 1. Ingenuity Pathway Analysis–Enriched Pathways After Exposure to Thirdhand Smoke.

Pathway P Value P Value Genes, No.
>.01 <.01
Canonical pathways
Sirtuin signaling pathway .01 X 11
EIF2 signaling .006 X 10
Mitochondrial dysfunction .002 X 9
Oxidative phosphorylation .001 X 8
Hereditary breast cancer signaling .03 X 6
Oncostatin M signaling .003 X 4
Nucleotide excision repair pathway .003 X 4
Colanic acid building blocks biosynthesis .002 X 3
Methionine degradation I (to homocysteine) .005 X 3
Cysteine biosynthesis III (mammalia) .006 X 3
Glutathione-mediated detoxification .008 X 3
Superpathway of methionine degradation .02 X 3
Serine biosynthesis .003 X 2
Superpathway of serine and glycine biosynthesis I .006 X 2
γ-glutamyl cycle .02 X 2
UDP-N-acetyl-d-galactosamine biosynthesis I .02 X 1
Spliceosomal cycle .03 X 1
l-DOPA degradation .03 X 1
GDP-l-fucose biosynthesis I (from GDP-D-mannose) .03 X 1
Top toxicological pathways
Mitochondrial dysfunction .003 X 9
Increased transmembrane potential of mitochondria and mitochondrial membrane .06 X 3
Decreased permeability transition of mitochondria and mitochondrial membrane .006 X 2
Glutathione depletion phase II reactions .04 X 2