Emerging evidence has highlighted the role of gut microbiome in human health.However,the integrative role of gut microbiome and microbial metabolites in acute myocardial infarction(AMI)remains unclear.The current stud...Emerging evidence has highlighted the role of gut microbiome in human health.However,the integrative role of gut microbiome and microbial metabolites in acute myocardial infarction(AMI)remains unclear.The current study profiles the microbial community through 16S rRNA gene sequencing and shotgun metagenomic sequencing and measures fecal short-chain fatty acids and circulating choline pathway metabolites among 117 new-onset AMI cases and 78 controls.Significant microbial alternations are observed in AMI patients compared with controls(P=0.001).The abundances of nine species(e.g.,Streptococcus salivarius and Klebsiella pneumoniae)are positively associated,and one species(Roseburia hominis)is inversely associated with AMI status and severity.A gut microbial score at disease onset is associated with the risk of major adverse cardiovascular events in 3.2 years(hazard ratio[95%CI]:2.01[1.04-4.24])in AMI patients.The molar proportions of fecal acetate and butyrate are higher,and the circulating levels of choline and carnitine are lower in AMI patients than in controls.In addition,disease classifiers show that AMI cases and controls have a more distinct pattern in taxonomical composition than in pathways or metabolites.Our findings suggest that microbial composition and functional potentials are associated with AMI status and severity.展开更多
基金supported by the National Key R&D Program of China at the Ministry of Science and Technology of the People’s Republic of China(Grant No.2021YFA301003)the Clinical Research Plan of Shanghai Hospital Development Center at the Shanghai Hospital Development Center(Grant No.SHDC2020CR1007A)+2 种基金the Shanghai Municipal Science and Technology Major Project at the Science and Technology Commission of Shanghai Municipality(Grant No.2017SHZDZX01)the General Program at the National Natural Science Foundation of China(Grant No.81973032)supported by the Program for Professor of Special Appointment(Eastern Scholar)at Shanghai Institutions of Higher Learning。
文摘Emerging evidence has highlighted the role of gut microbiome in human health.However,the integrative role of gut microbiome and microbial metabolites in acute myocardial infarction(AMI)remains unclear.The current study profiles the microbial community through 16S rRNA gene sequencing and shotgun metagenomic sequencing and measures fecal short-chain fatty acids and circulating choline pathway metabolites among 117 new-onset AMI cases and 78 controls.Significant microbial alternations are observed in AMI patients compared with controls(P=0.001).The abundances of nine species(e.g.,Streptococcus salivarius and Klebsiella pneumoniae)are positively associated,and one species(Roseburia hominis)is inversely associated with AMI status and severity.A gut microbial score at disease onset is associated with the risk of major adverse cardiovascular events in 3.2 years(hazard ratio[95%CI]:2.01[1.04-4.24])in AMI patients.The molar proportions of fecal acetate and butyrate are higher,and the circulating levels of choline and carnitine are lower in AMI patients than in controls.In addition,disease classifiers show that AMI cases and controls have a more distinct pattern in taxonomical composition than in pathways or metabolites.Our findings suggest that microbial composition and functional potentials are associated with AMI status and severity.
