A blood-based metabolomic signature predictive of risk for pancreatic cancer

Ehsan Irajizad, Ana Kenney, Tiffany Tang, Jody Vykoukal, Ranran Wu, Eunice Murage, Jennifer B. Dennison, Marta Sans, James P. Long, Maureen Loftus, John A. Chabot, Michael D. Kluger, Fay Kastrinos, Lauren Brais, Ana Babic, Kunal Jajoo, Linda S. Lee, Thomas E. Clancy, Kimmie Ng, Andrea BullockJeanine M. Genkinger, Anirban Maitra, Kim Anh Do, Bin Yu, Brian M. Wolpin, Sam Hanash, Johannes F. Fahrmann

Research output: Contribution to journalArticlepeer-review

7 Scopus citations

Abstract

Emerging evidence implicates microbiome involvement in the development of pancreatic cancer (PaCa). Here, we investigate whether increases in circulating microbial-related metabolites associate with PaCa risk by applying metabolomics profiling to 172 sera collected within 5 years prior to PaCa diagnosis and 863 matched non-subject sera from participants in the Prostate, Lung, Colorectal, and Ovarian (PLCO) cohort. We develop a three-marker microbial-related metabolite panel to assess 5-year risk of PaCa. The addition of five non-microbial metabolites further improves 5-year risk prediction of PaCa. The combined metabolite panel complements CA19-9, and individuals with a combined metabolite panel + CA19-9 score in the top 2.5th percentile have absolute 5-year risk estimates of >13%. The risk prediction model based on circulating microbial and non-microbial metabolites provides a potential tool to identify individuals at high risk of PaCa that would benefit from surveillance and/or from potential cancer interception strategies.

Original languageEnglish (US)
Article number101194
JournalCell Reports Medicine
Volume4
Issue number9
DOIs
StatePublished - Sep 19 2023

Keywords

  • biomarker
  • metabolites
  • microbiome
  • pancreatic cancer
  • risk assessment

ASJC Scopus subject areas

  • General Biochemistry, Genetics and Molecular Biology

MD Anderson CCSG core facilities

  • Biostatistics Resource Group

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