Table 1 Selected Raman peaks and the possible correlated biochemical attributes

588

Acetoacetate

²²

679

Proteins

^23,24

699

Phosphatidylcholine, lipids

²⁵

757

Cytochrome, tryptophan

^26,27

766

Fumarate

²²

878

C–C–N⁺ stretching

²⁷

889

Glycine

^22,29,30

1020

Phenylalanine

^28,29,30,31

1080

Proteins: stretching C–N; carbohydrates: stretching C–O

^27,32,33

1158

Acetoacetate

²²

1230

Amide III (β-sheet)

^28,34

1260

Fumarate

²²

1380

Proteins: twisting (CH₂, CH₃)

³³

1460

Histidine

²⁸

1670

Amide I: C=C tyrosine, tryptophan, lipids, stretching (C=C) olefinic

^27,32,36

1740

Lipids, C=O ester

²⁷