MICROBIAL COLONIZATION

This study is testing whether transferring a small amount of healthy bacteria from a parent's nose to their child's nose can help restore the child's natural nasal defenses after antibiotic treatment. The goal is to see if this 'microbiome transplant' can make it harder for Staph…

This study is testing whether removing specific food additives (like carrageenan and polysorbates) from the diet can help people with active ulcerative colitis. 70 participants will follow either their normal diet or a special additive-free diet for one month. Researchers will ch…

This study aims to see if replacing sugary drinks with stevia-sweetened beverages helps children aged 8-12 control their weight and improve metabolic health. About 150 children will be randomly assigned to drink either a sugary beverage, a stevia beverage, or flavored water for 8…

This study is testing if using donor breast milk instead of formula helps build a healthier gut in full-term babies born by C-section. Researchers will compare the gut bacteria, growth, and sleep of 90 babies who get either donor milk or formula when they need extra food in their…

This study is testing whether a fecal microbiota transplant (FMT) can help critically ill ICU patients with severe, drug-resistant lung infections. Researchers will transfer gut bacteria from healthy donors to patients via a feeding tube, aiming to restore a healthy balance of ba…

This study is testing whether transferring healthy bacteria from a parent's nose to their newborn's nose can help prevent dangerous staph infections. Researchers will enroll 175 premature babies in the NICU and their parents to compare single versus repeated transfers. The goal i…

This study is testing whether a daily supplement containing probiotics and prebiotics (called synbiotics) can help prevent preterm birth in pregnant women at high risk. Researchers want to see if improving the balance of healthy bacteria in the vagina early in pregnancy can help …

This study aims to create a map of the normal bacteria and other microbes that live on the surface of the eye. Researchers will enroll 500 adults, including people with healthy eyes and those with common eye conditions like glaucoma and macular degeneration. By comparing samples,…

This study aims to understand how two over-the-counter mouthwashes affect the community of bacteria and viruses in your mouth and gut. Healthy adults aged 18-25 will rinse twice daily for six months with either Listerine, Lumineux mouthwash, or plain water. Researchers will colle…

This study aims to understand how a hepatitis D treatment called bulevirtide affects gut bacteria and bile acids in patients. Researchers will follow 20 patients with hepatitis D and liver damage, collecting samples over 48 weeks to see how these gut factors change during treatme…