Research Article

Human and Bovine Dentin Composition and Its Hybridization Mechanism Assessed by FT-Raman Spectroscopy

Table 2

Mean values (standard deviation) of integrated areas obtained from Raman spectra: inorganic peaks (p1–p3) and organic peaks (p4–p6) of normal (N) and treated (T) dentin of experimental groups ( ), untreated human (HN) ( ), and bovine (BN) dentin ( ).

Groups p1 
p2 
p3 
p4 
Amide III
p5 
CH2
p6 
Amide I
431 cm−1590 cm−11071 cm−11245 cm−11452 cm−11665 cm−1

HN3.49 (0.25)*2.99 (0.08)*3.83 (0.18)*2.04 (0.19)*2.70 (0.17)*2.56 (0.22)*
BN3.83 (0.10)*2.78 (0.21)*3.46 (0.10)*1.60 (0.30)*2.06 (0.37)*2.02 (0.32)*
HPB-N3.51 (0.13)2.80 (0.14)3.87 (0.16)2.04 (0.19)2.67 (0.21)2.59 (0.26)
HPB-T3.53 (0.14)2.81 (0.09)3.76 (0.16)2.14 (0.19)2.85 (0.25)2.64 (0.19)
HX-N3.47 (0.33)2.77 (0.26)3.79 (0.19)2.05 (0.21)2.74 (0.12)2.52 (0.17)
HX-T3.35 (0.13)2.70 (0.10)3.74 (0.12)2.03 (0.25)2.77 (0.34)2.58 (0.22)
BPB-N3.85 (0.10)2.98 (0.07)3.48 (0.10)1.66 (0.30)2.11 (0.41)2.08 (0.36)
BPB-T3.74 (0.05)2.88 (0.07)3.41 (0.12)1.73 (0.24)2.25 (0.36)2.14 (0.37)
BX-N3.81 (0.10)2.99 (0.08)3.45 (0.11)1.53 (0.29)2.00 (0.34)1.95 (0.27)
BX-T3.64 (0.12)2.92 (0.12)3.41 (0.14)1.64 (0.27)2.09 (0.32)2.06 (0.28)

Denotes statistical significant difference ( ) between human and bovine untreated substrates (Mann-Whitney Test).