Pennington Biomedical Research Center
This study will determine how the intestinal microbiome differs between patients with obesity and early triple-negative breast cancer who achieve a pathologic complete response from preoperative anti-PD-1 immunotherapy (pembrolizumab) versus patients who do not.
Inclusion Criteria: * Age ≥18 years * Female biological sex * Newly diagnosed, previously untreated, histologically confirmed early triple-negative breast cancer * Plan to initiate preoperative anti-PD-1 immunotherapy using pembrolizumab * Overweight or obesity, defined as a body mass index \>=25 kg/m2 * Ability to provide written informed consent * Allow the collection and storage of biospecimens and data for future use Exclusion Criteria: * Active autoimmune disease * Concomitant conditions that require the use of antibiotics (e.g., chronic sinusitis) * Digestive disease disorders (e.g.,…
Fecal microbiome diversity via 16S rRNA and metagenomic sequencing
Arctuva estimate
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