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Updated: Sep 9, 2025

Evidence-based Knowledge Synthesis and Hypothesis Validation: Navigating Biomedical Knowledge Bases via Explainable AI and Agentic Systems
Published on: June 13, 2025
From data silos to insights: the PRINCE multi-agent knowledge engine for preclinical drug development
Carlos Henrique Vieira-Vieira1, Sarang Sanjay Kulkarni2, Adam Zalewski1
1Bayer Research and Development, Pharmaceuticals, Preclinical Development, Berlin, Germany.
The Preclinical Information Center (PRINCE) platform uses AI and Large Language Models (LLMs) to integrate pharmaceutical safety data, enhancing research efficiency and document generation for drug development.
Area of Science:
- Pharmaceutical research and development
- Artificial intelligence in drug discovery
- Data integration and management
Background:
- The pharmaceutical industry requires efficient drug development processes amidst increasing costs and regulatory scrutiny.
- Accessing and synthesizing decades of safety study data presents a significant challenge.
- Existing data retrieval methods often lack the sophistication to handle complex, unstructured information.
Purpose of the Study:
- To introduce the Preclinical Information Center (PRINCE), a novel cloud-hosted data integration platform.
- To detail the evolution of PRINCE from a basic search tool to an AI-powered research assistant.
- To demonstrate the application of Large Language Models (LLMs) and advanced retrieval techniques in pharmaceutical data management.
Main Methods:
- Development of PRINCE using a multi-agent architecture powered by LLMs.
- Implementation of advanced data retrieval techniques: Retrieval-Augmented Generation and Text-to-SQL.
- Iterative development guided by user feedback, incorporating a human-in-the-loop approach for accuracy and accountability.
Main Results:
- PRINCE successfully integrates vast amounts of structured and unstructured safety study data.
- The platform evolved to answer complex research questions and assist in drafting regulatory documents.
- Enhanced data accessibility and research efficiency were achieved through AI integration.
Conclusions:
- The PRINCE platform showcases the transformative potential of AI in the pharmaceutical sector.
- AI-driven solutions can significantly improve data accessibility and research efficiency.
- Prioritizing trust, transparency, explainability, and human oversight is crucial for successful AI deployment in regulated industries.
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