The authors have retracted this article [1] because it shows significant overlap with a previously published article by Zhou et al. [2]. All authors agree to this retraction. The online version of this article contains the full text of the retracted article as electronic supplementary material.

  1. 1.

    Cao X, Xiao H, YangMet al. (2019) J Mol Neurosci. https://doi.org/10.1007/s12031-018-1242-8.

  2. 2.

    Zhou P, Homberg JR, Fang Q et al. (2019) Histamine-4 receptor antagonist JNJ7777120 inhibits pro-inflammatory microglia and prevents the progression of Parkinson-like pathology and behaviour in a rat model. Brain, Behavior, and Immunity 76:61–73.