Tmem119 expression is downregulated in a subset of brain metastasis-associated microglia.

"Declarations Ethics approval and consent to participateAll animal experiments were performed in accordance with protocols and guidelines approved by the following local and federal agencies in the United States: The Wistar Institutional Animal Care and Use Committee, The Association for Assessment and Accreditation of Laboratory Animal Care, and the NIH Office of Laboratory Animal Welfare. Consent to participate is not applicable as no human subjects were involved in the study. Consent for publicationNot Applicable. Competing interestsThe authors declare no competing interests. Competing interests The authors declare no competing interests."

"Funding This work was supported by funding from NIH NCI T32CA009171 (WM), NIH NCI R01CA241490 (QC), and NIH NCI SPORE P50 CA261608 (QC). The funding bodies were not involved in study design, data collection and analysis, interpretation of data, nor writing of the manuscript."