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Figure 3. BDNF protein levels in sialoadenectomized rats. (A) Plasma BDNF levels in non-stressed rats. Plasma BDNF levels were 6.15 ± 1.64 pg/mL in normal rats and 8.01 ± 5.07 pg/mL in sialoadenectomized rats (N = 4; error bars = SD). (B) Plasma BDNF levels in stressed rats. Plasma BDNF levels were 65.5 ± 19.7 pg/mL in normal rats and 27.9 ± 14.8 pg/mL in sialoadenectomized rats (N = 4; error bars = SD). There were significant differences in plasma BDNF levels between non-sialoadenectomized rats and sialoadenectomized rats (p < 0.05).