Stephen Collins

BACKGROUND AND AIMS: Peptostreptococcus stomatis (_P. stomatis_) is an enriched bacterium in colorectal cancer (CRC) patients as compared to healthy subjects in multiple cohorts. However, the potential role of _P. stomatis_ in colorectal tumorigenesis remains obscure…

We and others have demonstrated a tight coupling between dietary intake, gut microbial ecology, and near-term alterations in cardiometabolic biomarkers in the ZOE PREDICT-1 study (Zeevi 2015; Asnicar & Berry 2021)…

BACKGROUND: Irritable bowel syndrome (IBS) is a common disorder with complex pathophysiological mechanisms. Prior studies suggest that 25-50% of patients with diarrhea-predominant IBS (IBS-D) have evidence of bile acid (BA) diarrhea (BAD)…

BACKGROUND: IBD is characterized by relapsing episodes of inflammation in the gastrointestinal tract. Abdominal pain is common in IBD and often persists in the absence of overt inflammation…