Dietary DNA in municipal wastewater reveals signatures of wealth, immigration, and coastal proximity.
Journal articles
- Journal Article
Dong, M; Clerkin, TJ; Jiang, S; Ives, N; Osborne, OW; Kirtley, M; Bauer, AE; Anderson, KY; Smith, MD; Noble, RT; David, LA
Published in: Proc Natl Acad Sci U S A
August 4, 2026
Public health nutrition lacks scalable, objective tools for real-time dietary surveillance. We developed FoodSeq-FLOW (Food Landscape Observation in Wastewater), a genomic platform that sequences chloroplast trnL and mitochondrial 12SV5 DNA in municipal wastewater. Across 183 samples from 21 North Carolina wastewater treatment plants serving 2.1 million people, we detected 184 plant and 116 animal food taxa at a cost of
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Published In
Proc Natl Acad Sci U S A
DOI
EISSN
1091-6490
Publication Date
August 4, 2026
Volume
123
Issue
31
Start / End Page
e2530704123
Location
United States
Related Subject Headings
- Wastewater
- North Carolina
- Humans
- Diet
- DNA, Mitochondrial
- Animals
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Dong, M., Clerkin, T. J., Jiang, S., Ives, N., Osborne, O. W., Kirtley, M., … David, L. A. (2026). Dietary DNA in municipal wastewater reveals signatures of wealth, immigration, and coastal proximity. Proc Natl Acad Sci U S A, 123(31), e2530704123. https://doi.org/10.1073/pnas.2530704123
Dong, Mengyi, Thomas Joseph Clerkin, Sharon Jiang, Nolan Ives, Olivia W. Osborne, Michelle Kirtley, Anna E. Bauer, et al. “Dietary DNA in municipal wastewater reveals signatures of wealth, immigration, and coastal proximity.” Proc Natl Acad Sci U S A 123, no. 31 (August 4, 2026): e2530704123. https://doi.org/10.1073/pnas.2530704123.
Dong M, Clerkin TJ, Jiang S, Ives N, Osborne OW, Kirtley M, et al. Dietary DNA in municipal wastewater reveals signatures of wealth, immigration, and coastal proximity. Proc Natl Acad Sci U S A. 2026 Aug 4;123(31):e2530704123.
Dong, Mengyi, et al. “Dietary DNA in municipal wastewater reveals signatures of wealth, immigration, and coastal proximity.” Proc Natl Acad Sci U S A, vol. 123, no. 31, Aug. 2026, p. e2530704123. Pubmed, doi:10.1073/pnas.2530704123.
Dong M, Clerkin TJ, Jiang S, Ives N, Osborne OW, Kirtley M, Bauer AE, Anderson KY, Smith MD, Noble RT, David LA. Dietary DNA in municipal wastewater reveals signatures of wealth, immigration, and coastal proximity. Proc Natl Acad Sci U S A. 2026 Aug 4;123(31):e2530704123.
Published In
Proc Natl Acad Sci U S A
DOI
EISSN
1091-6490
Publication Date
August 4, 2026
Volume
123
Issue
31
Start / End Page
e2530704123
Location
United States
Related Subject Headings
- Wastewater
- North Carolina
- Humans
- Diet
- DNA, Mitochondrial
- Animals