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Trends Mol Med. 2015 Aug;21(8):492-503. doi: 10.1016/j.molmed.2015.06.003. Epub 2015 Jul 3.

Three cheers for the goblet cell: maintaining homeostasis in mucosal epithelia.

Author information

1
Division of Developmental Biology, Cincinnati Children's Hospital Medical Center, 3333 Burnett Avenue, Cincinnati, OH 45229, USA.
2
Division of Developmental Biology, Cincinnati Children's Hospital Medical Center, 3333 Burnett Avenue, Cincinnati, OH 45229, USA; CRCM, Inserm UMR1068, D├ępartement d'Oncologie Mol├ęculaire, CNRS UMR 7258, Institut Paoli-Calmettes, Aix-Marseille Univ, UM 105, 13009, Marseille, France. Electronic address: geraldine.guasch@cchmc.org.

Abstract

Many organs throughout the body maintain epithelial homeostasis by employing a mucosal barrier which acts as a lubricant and helps to preserve a near-sterile epithelium. Goblet cells are largely responsible for secreting components of this mucosal barrier and represent a major cellular component of the innate defense system. In this review we summarize what is known about the signaling pathways that control goblet cell differentiation in the intestine, the lung, and the ocular surface, and we discuss a novel functional role for goblet cells in mucosal epithelial immunology. We highlight the cell type-specificity of the circuitry regulating goblet cell differentiation and shed light on how changes to these pathways lead to altered goblet cell function, a prominent feature of mucosa-associated diseases.

KEYWORDS:

SPDEF; conjunctiva; differentiation; goblet cells; intestine; lung

PMID:
26144290
DOI:
10.1016/j.molmed.2015.06.003
[Indexed for MEDLINE]

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