Table 1.

Raman peaks with their assignments and overall trends using three experiments for each condition over time (up to 8 h of measurement).

Raman peak (cm−1)	Associated chemical bonds	Potential Raman peak assignments	No stress	INH stress
635	C–C, C–S	Tyrosine40–42	Increasing	Increasing
783		Nucleic acids41,42	Increasing	Stable
1007	C–C	Phenylalanine40–42	Stable	Stable
1040		Carbohydrates42	Increasing	Increasing
1080	C–C, C–O–H, C–N, C–O	Lipids, carbohydrates, proteins22,23,42,43	decreasing	Increasing (lipids)
1130	C–N, C–C, C–O	Carbohydrates, proteins, lipids40,42	Increasing (carbohydrates)	Increasing (carbohydrates, possibly lipids)
1150	C–C	Carotenoids41,42,44,45	Decreasing	Decreasing
1303	CH2	Lipids22,23,41–43	Stable	Increasing
1443	CH2, CH3	Lipids, proteins 22,23,40–43	Stable	Increasing (lipids)
1523	C=C	Carotenoids41,42,44,45	Decreasing	Decreasing
1606	C=C	Tyrosine, phenylalanine40–42	Increasing (tyrosine)	Increasing (tyrosine)
1658	C=C, C=O	Lipids, proteins, amide I22,40–43	Decreasing	Increasing (lipids)
1750	C=O	Lipids42,43,23	Decreasing	Increasing (lipids)