path(MESH:"Alzheimer Disease") decreases p(HGNC:CHRNA4)
Thus, predominantly alpha4 and alpha7 subunits, and to a lesser extent alpha3 subunits, are lost in AD, although there are tissue-specific differences to this pattern, such as the upregulation of nAChRs on astrocytes.
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If you find BEL Commons useful in your work, please consider citing: Hoyt, C. T., Domingo-Fernández, D., & Hofmann-Apitius, M. (2018). BEL Commons: an environment for exploration and analysis of networks encoded in Biological Expression Language. Database, 2018(3), 1–11.