Infant Bacterial Therapeutics vs Karius
Side-by-side comparison of AI visibility scores, market position, and capabilities
Infant Bacterial Therapeutics (IBT) is developing live biotherapeutic Lactobacillus reuteri DSM17938 for necrotizing enterocolitis prevention in premature infants, with Phase 3 trial results expected in 2026.
About
Infant Bacterial Therapeutics (IBT) is a Swedish biopharma company developing Lactobacillus reuteri DSM17938 — a probiotic bacterial strain — as a regulated drug (live biotherapeutic product) to prevent necrotizing enterocolitis (NEC) in premature infants. NEC is a devastating gastrointestinal emergency affecting 1–7% of premature newborns, with 30% mortality and severe long-term outcomes in survivors. No approved preventive treatments exist, despite decades of evidence suggesting certain probiotic strains reduce NEC incidence.
Karius raised $409M total including a $100M Series C in May 2024; its genomic blood test detects 1,000+ pathogens at 400+ U.S. hospitals; launched Karius Focus BAL for pneumonia in April 2025.
About
Karius is a Redwood City, CA-based life sciences company founded in 2014 that developed the Karius Test — a single blood draw that uses next-generation sequencing and AI to detect over 1,000 pathogens (bacteria, fungi, viruses, parasites) in seriously ill patients. The test is used when conventional cultures and targeted diagnostics fail, providing clinicians at transplant centers, children''s hospitals, and ICUs with a comprehensive pathogen report within 24 hours.
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