Open Access

Table II

Summary of published concentrations by biomarkers and by population groups.

Biomarkers N studies Δ salivary concentration pop cancerous Δ salivary concentration pop pré-cancerous Variation of blood concentration Variation of tissue concentration
Tumor markers
CEA (Carcinoembryonic antigen) 1 ↑*
Cyfra 21–1 (Cytokeratin fraction 21–1) 3 ↑* ↑* =
Metabolic markers
Zinc 2 ↓*A/B ↓*A/B ↓*A
Copper 1 ↑*B ↑*B
Iron 1
GSH (Gluthatione) 2 ↓*A ↓*A ↓*A
SOD (Superoxyde dismutase) 2 =
LDH (Lactate dehydrogenase) 3
SialicAcid (N-acetyl neuraminic acid) 4 ↑* ↑* ↑*
8-OHdG (8-hydroxy-2-deoxyguanosine) 1 ↑*C ↑*C
MDA (malondialdehyde) 1 ↑*C ↑*C
Vitamin C (acid ascorbic) 2 ↓*C ↓*C ↓*
Vitamin E 1 ↓*C ↓*C
Proteome
LDOC 1 1 =
Glycine 1 ↓*
Proline 1 ↓*
CA19-9 1 =
Amylase 1
S100A8 1 ↑* ↑*
IL 4 1 D
IL 6 2 ↑* =
IL 8 2 ↑* ↑* ↑*
IL 10 1 D
IL 13 1 D
CD 44 1
CD44v6 1 ↑*E =
CD44v10 1 ↑*E
RETN (Resistin) 1
CCNA1 1 F
DAPK 1 F
DCC 1 F
TIMP 3 1 F
EGFR (Epidermal growth factor receptor) 1 ↑* ↓*
AKR1B10 (Aldo-keto reductase family 1 member B10) 1 ↑*
MMP 9 1 ↑*
SYNE 1 1 E
Global proteome 2 ↑ou↓
Transcriptome
miR-139-5p 1 ↓*
miARN 145 1 ↓* ↓*
miARN 184 1 ↑* ↑*
miR34a 1 ↓*E =
OAZ mARN 1 G
IL8 mARN 1 ↑*G/H
IL1B mARN 1 ↑*G/H
SAT mARN 1 ↑*
Transgelin mARN 1 G
IL 1-RA 1 D

Δ = variation; ↑ = increase of concentration; D = decrease of concentration; without asterisk = p > 0.05; with asterisk = p < 0.05; = : no significant variation; A à H = Proposed biomarkers combinations (A: Zinc- GSH/B: Zinc − Copper/ C: 8-OHdG- MDA- Vitamin C − Vitamin E/D: IL4 − IL10 − IL13 − IL1RA/E: CD44v − SYNE1 − miR34a/F: CCNA1 − DAPK − DCC − TIMP3/G: OAZ mRNA − SAT mRNA − IL8 mRNA − IL1B mRNA/H: SAT − IL8).

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