Processed foods drive intestinal barrier permeability and microvascular diseases
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Processed foods drive intestinal barrier permeability and microvascular diseases. / Snelson, Matthew; Tan, Sih Min; Clarke, Rachel E.; De Pasquale, Cassandra; Thallas-Bonke, Vicki; Nguyen, Tuong Vi; Penfold, Sally A.; Harcourt, Brooke E.; Sourris, Karly C.; Lindblom, Runa S.; Ziemann, Mark; Steer, David; El-Osta, Assam; Davies, Michael J.; Donnellan, Leigh; Deo, Permal; Kellow, Nicole J.; Cooper, Mark E.; Woodruff, Trent M.; Mackay, Charles R.; Forbes, Josephine M.; Coughlan, Melinda T.
In: Science Advances, Vol. 7, No. 14, eabe4841, 2021.Research output: Contribution to journal › Journal article › Research › peer-review
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TY - JOUR
T1 - Processed foods drive intestinal barrier permeability and microvascular diseases
AU - Snelson, Matthew
AU - Tan, Sih Min
AU - Clarke, Rachel E.
AU - De Pasquale, Cassandra
AU - Thallas-Bonke, Vicki
AU - Nguyen, Tuong Vi
AU - Penfold, Sally A.
AU - Harcourt, Brooke E.
AU - Sourris, Karly C.
AU - Lindblom, Runa S.
AU - Ziemann, Mark
AU - Steer, David
AU - El-Osta, Assam
AU - Davies, Michael J.
AU - Donnellan, Leigh
AU - Deo, Permal
AU - Kellow, Nicole J.
AU - Cooper, Mark E.
AU - Woodruff, Trent M.
AU - Mackay, Charles R.
AU - Forbes, Josephine M.
AU - Coughlan, Melinda T.
PY - 2021
Y1 - 2021
N2 - Intake of processed foods has increased markedly over the past decades, coinciding with increased microvascular diseases such as chronic kidney disease (CKD) and diabetes. Here, we show in rodent models that long-term consumption of a processed diet drives intestinal barrier permeability and an increased risk of CKD. Inhibition of the advanced glycation pathway, which generates Maillard reaction products within foods upon thermal processing, reversed kidney injury. Consequently, a processed diet leads to innate immune complement activation and local kidney inflammation and injury via the potent proinflammatory effector molecule complement 5a (C5a). In a mouse model of diabetes, a high resistant starch fiber diet maintained gut barrier integrity and decreased severity of kidney injury via suppression of complement. These results demonstrate mechanisms by which processed foods cause inflammation that leads to chronic disease.
AB - Intake of processed foods has increased markedly over the past decades, coinciding with increased microvascular diseases such as chronic kidney disease (CKD) and diabetes. Here, we show in rodent models that long-term consumption of a processed diet drives intestinal barrier permeability and an increased risk of CKD. Inhibition of the advanced glycation pathway, which generates Maillard reaction products within foods upon thermal processing, reversed kidney injury. Consequently, a processed diet leads to innate immune complement activation and local kidney inflammation and injury via the potent proinflammatory effector molecule complement 5a (C5a). In a mouse model of diabetes, a high resistant starch fiber diet maintained gut barrier integrity and decreased severity of kidney injury via suppression of complement. These results demonstrate mechanisms by which processed foods cause inflammation that leads to chronic disease.
UR - http://www.scopus.com/inward/record.url?scp=85103745629&partnerID=8YFLogxK
U2 - 10.1126/sciadv.abe4841
DO - 10.1126/sciadv.abe4841
M3 - Journal article
C2 - 33789895
AN - SCOPUS:85103745629
VL - 7
JO - Science advances
JF - Science advances
SN - 2375-2548
IS - 14
M1 - eabe4841
ER -
ID: 279689163