CHRFAM7A reduces monocyte/macrophage migration and colony formation in vitro.

Inflamm Res

Division of Trauma, Surgical Critical Care, Burns and Acute Care Surgery, Department of Surgery, University of California San Diego School of Medicine, 200 W. Arbor Drive #8896, San Diego, CA, 92103, USA.

Published: July 2020

AI Article Synopsis

  • - CHRFAM7A is a human gene that acts as an inhibitor of the α7 nicotinic acetylcholine receptor and is found in human immune cells, influencing how they stick together and move.
  • - The study used various human cell lines, including THP-1, to investigate the impact of CHRFAM7A on cell behavior, such as migration and growth.
  • - Results indicated that adding CHRFAM7A to THP-1 cells decreases their migration and colony formation capabilities, suggesting it plays a crucial role in regulating the activity of immune cells.

Article Abstract

Objective And Design: CHRFAM7A is a unique human gene that encodes a dominant negative inhibitor of the α7 nicotinic acetylcholine receptor. We have recently shown that CHRFAM7A is expressed in human leukocytes, increases cel-cell adhesion, and regulates the expression of genes associated with leukocyte migration.

Material: Human THP-1, RAW264.7 and HEK293 cells.

Methods: Cell migration, cell proliferation and colony formation in soft agar to compare the biological activity of vector vs. CHRFAM7A-transduced cells.

Results: We show that gene delivery of CHRFAM7A into the THP-1 human monocytic cell line reduces cell migration, reduces chemotaxis to monocyte chemoattractant protein, and reduces colony formation in soft agar.

Conclusion: Taken together, the findings demonstrate that CHRFAM7A regulates the biological activity of monocytes/macrophages to migrate and undergo anchorage-independent growth in vitro.

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Source
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC7263946PMC
http://dx.doi.org/10.1007/s00011-020-01349-7DOI Listing

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