Protective roles of free avian respiratory macrophages in captive birds

In the mammalian lung, respiratory macrophages provide front line defense against invading pathogens and particulate matter. In birds, respiratory macrophages are known as free avian respiratory macrophages (FARM) and a dearth of the cells in the avian lung has been purported to foreordain a weak fi...

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Main Authors: Mbuvi P. Mutua, Shadrack Muya, Muita M. Gicheru
Format: Article
Language:English
Published: BMC
Series:Biological Research
Subjects:
Online Access:http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0716-97602016000100029&lng=en&tlng=en
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author Mbuvi P. Mutua
Shadrack Muya
Muita M. Gicheru
author_facet Mbuvi P. Mutua
Shadrack Muya
Muita M. Gicheru
author_sort Mbuvi P. Mutua
collection DOAJ
description In the mammalian lung, respiratory macrophages provide front line defense against invading pathogens and particulate matter. In birds, respiratory macrophages are known as free avian respiratory macrophages (FARM) and a dearth of the cells in the avian lung has been purported to foreordain a weak first line of pulmonary defense, a condition associated with high mortality of domestic birds occasioned by respiratory inflictions. Avian pulmonary mechanisms including a three tiered aerodynamic filtration system, tight epithelial junctions and an efficient mucociliary escalator system have been known to supplement FARM protective roles. Current studies, however, report FARM to exhibit an exceptionally efficient phagocytic capacity and are effective in elimination of invading pathogens. In this review, we also report on effects of selective synthetic peroxisome proliferator activated receptor gamma (PPAR γ) agonists on non phlogistic phagocytic properties in the FARM. To develop effective therapeutic interventions targeting FARM in treatment and management of respiratory disease conditions in the poultry, further studies are required to fully understand the role of FARM in innate and adaptive immune responses.
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spelling doaj.art-023b8c8d967d4bc9b4c9af37a70ef9e32022-12-22T02:09:14ZengBMCBiological Research0716-97604901510.1186/S40659-016-0090-7S0716-97602016000100029Protective roles of free avian respiratory macrophages in captive birdsMbuvi P. Mutua0Shadrack Muya1Muita M. Gicheru2Kenyatta UniversityJomo Kenyatta University of Agriculture and TechnologyKenyatta UniversityIn the mammalian lung, respiratory macrophages provide front line defense against invading pathogens and particulate matter. In birds, respiratory macrophages are known as free avian respiratory macrophages (FARM) and a dearth of the cells in the avian lung has been purported to foreordain a weak first line of pulmonary defense, a condition associated with high mortality of domestic birds occasioned by respiratory inflictions. Avian pulmonary mechanisms including a three tiered aerodynamic filtration system, tight epithelial junctions and an efficient mucociliary escalator system have been known to supplement FARM protective roles. Current studies, however, report FARM to exhibit an exceptionally efficient phagocytic capacity and are effective in elimination of invading pathogens. In this review, we also report on effects of selective synthetic peroxisome proliferator activated receptor gamma (PPAR γ) agonists on non phlogistic phagocytic properties in the FARM. To develop effective therapeutic interventions targeting FARM in treatment and management of respiratory disease conditions in the poultry, further studies are required to fully understand the role of FARM in innate and adaptive immune responses.http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0716-97602016000100029&lng=en&tlng=enAvian lungFARMPhagocytosisPPAR γ ligands
spellingShingle Mbuvi P. Mutua
Shadrack Muya
Muita M. Gicheru
Protective roles of free avian respiratory macrophages in captive birds
Biological Research
Avian lung
FARM
Phagocytosis
PPAR γ ligands
title Protective roles of free avian respiratory macrophages in captive birds
title_full Protective roles of free avian respiratory macrophages in captive birds
title_fullStr Protective roles of free avian respiratory macrophages in captive birds
title_full_unstemmed Protective roles of free avian respiratory macrophages in captive birds
title_short Protective roles of free avian respiratory macrophages in captive birds
title_sort protective roles of free avian respiratory macrophages in captive birds
topic Avian lung
FARM
Phagocytosis
PPAR γ ligands
url http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0716-97602016000100029&lng=en&tlng=en
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AT shadrackmuya protectiverolesoffreeavianrespiratorymacrophagesincaptivebirds
AT muitamgicheru protectiverolesoffreeavianrespiratorymacrophagesincaptivebirds