Table 1.

Measurement of protein oxidation by fluorescent spectra in response to acute hypobaric hypoxia

	Control	6-h HH exposure	12-h HH exposure	24-h HH exposure
Bityrosine products	0.599 ± 0.011‡	0.707 ± 0.023*	0.806 ± 0.01*	0.967 ± 0.03†
Tryptophan oxidation	27.61 ± 0.108‡	26.35 ± 0.131‡	31.97 ± 0.17*	43.33 ± 0.21†
Lysine conjugates	0.221 ± 0.0191‡	0.485 ± 0.021*	0.885 ± 0.010†	1.118 ± 0.01†
Lysine conjugate with LPO	0.244 ± 0.0124‡	0.439 ± 0.021*	0.574 ± 0.02*	0.864 ± 0.03†

Data represents the mean ± SE; N = 5. Double dagger, asterisk, and dagger indicate that differences between values with matching symbol notations within each column are not statistically significant at 5% level of probability