Research Paper Volume 12, Issue 11 pp 11004—11024

Upregulation of Mlxipl induced by cJun in the spinal dorsal horn after peripheral nerve injury counteracts mechanical allodynia by inhibiting neuroinflammation

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Figure 6. Mlxipl inhibited the cJun-mediated inflammatory response in microglia. (AF) The Mlxipl expression was detected by QPCR (AB), western blot (E) and immunofluorescence (E). The primary microglia were co-transfected with siMlxipl or LvMlxipl for 48 hr, and then treated with LPS (1 μg/ml) for 24 hr. Quantification of the western blot (D) and immunofluorescence (F). Data relative to vehicle. N = 3. $$$P < 0.001, $$P < 0.01, $P < 0.05 vs. LPS; ###P < 0.001, ##P < 0.01 vs. LPS-siNC; ***P < 0.001, **P < 0.01, *P < 0.05 vs. LPS-LvNC. (GI) ELISA were performed to detect the expression of proinflammation cytokines. Mlxipl inhibited inflammation response in LPS-induced microglia. N = 3. $$$P < 0.001, $$P < 0.01, $P < 0.05 vs. LPS; ###P < 0.001, ##P < 0.01 vs. LPS-siNC; ***P < 0.001, **P < 0.01, *P < 0.05 vs. LPS-LvNC. (JO) The cJun expression was detected by QPCR (J–K), western blot (L) and immunofluorescence (N). The primary microglia were co-transfected with sicJun or LvcJun for 48 hr, and then treated with LPS (1 μg/ml) for 24 hr. Knockdown of cJun inhibited the expression of Mlxipl and p-cJun. Overexpression of cJun promoted the expression of Mlxipl and p-cJun. Quantification of the western blot (M) and immunofluorescence (O). Data relative to vehicle. N = 3. $$$P < 0.001, $$P < 0.01, $P < 0.05 vs. LPS; ###P < 0.001, ##P < 0.01 vs. LPS-siNC; ***P < 0.001, **P < 0.01, *P < 0.05 vs. LPS-LvNC. (PR) ELISA were performed to detect the expression of proinflammation cytokines. CJun promoted inflammation response in LPS-induced microglia. N = 3. $$$P < 0.001, $$P < 0.01, $P < 0.05 vs. LPS; ###P < 0.001, ##P < 0.01 vs. LPS-siNC; ***P < 0.001, **P < 0.01, *P < 0.05 vs. LPS-LvNC.