Taurine, SAM, and Cysteine Levels and Cancer Risk
Author Information
Author(s): Liu Chenan, Liu Tong, Wei Yaping, Shi Jinyu, Deng Li, Song Mengmeng, Shi Hanping
Primary Institution: Beijing Shijitan Hospital, Capital Medical University, Beijing, China
Hypothesis
This study sought to explore the associations between serum levels of taurine, S-adenosylmethionine (SAM), and cysteine and cancer risk within Chinese adults.
Conclusion
Serum taurine levels may offer protective benefits against cancer, particularly for digestive cancers, while its metabolites do not have such significant benefits.
Supporting Evidence
- Higher serum taurine levels were associated with a reduced risk of overall cancer.
- Elevated serum SAM levels were linked to an increased risk of digestive cancers.
- The BKMR model identified complex interactions among taurine, SAM, and cysteine.
Takeaway
This study found that higher levels of taurine in the blood might help protect against cancer, especially digestive cancers, while higher levels of SAM could increase the risk of these cancers.
Methodology
A nested case-control study was conducted within the China H-Type Hypertension Registry Study cohort, comprising 1,391 cancer cases and 1,391 matched controls, using conditional logistic regression and Bayesian Kernel Machine Regression models.
Potential Biases
Potential reverse causation bias due to the relatively short follow-up period.
Limitations
The study assessed serum levels only at the outset, and the relatively short observation period limited in-depth analysis of cancer subtypes.
Participant Demographics
Average age was 69.3 years, with 56% male participants.
Statistical Information
P-Value
<0.001
Confidence Interval
0.75–0.91
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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