Why Some People Never Recover From Gut Disorders: The Overlooked Genetic Architecture Driving Butyrate Failure, Dysbiosis, and Chronic Symptoms — HTR3A

SNP: rs1062613 (C allele) Effect: Modified receptor expression Risk: Dysregulated motility &#8594; stagnant segments &#8594; small-bowel dysbiosis Why it matters: Motility genes dictate the ecosystem distribution, not just symptoms.