Translational Sepsis Research: Spanning the Divide.

Area of Science:

• Translational medicine
• Sepsis research
• Biomedical science

Background:

• Sepsis knowledge has grown exponentially, yet clinical care relies on antibiotics, fluids, and organ support.
• Numerous clinical trials of novel sepsis therapies, backed by strong biological data, have failed to show benefit.
• This discrepancy prompts investigation into why experimental sepsis findings do not translate to clinical success.

Purpose of the Study:

• To review challenges in translating experimental animal models of sepsis to clinical application.
• To identify and discuss factors hindering the transition of sepsis research from laboratory to bedside.
• To propose a framework for improving the translation of sepsis research from molecule to medicine.

Main Methods:

• A synthetic review of published scientific literature was conducted.
• MEDLINE searches were performed using key terms related to sepsis research and translation.
• Original articles, review articles, and systematic reviews were selected based on author consensus.

Main Results:

• Heterogeneity in sepsis response kinetics is a significant, often underestimated, barrier to translation.
• Key distinctions exist between animal experimentation and clinical trial design, including cohort selection, sample size, blinding, and intervention timing.
• These differences contribute to the "translational impedance" observed in sepsis drug development.

Conclusions:

• A persistent gap exists between laboratory research and clinical application in sepsis.
• Addressing translational gaps systematically can bridge the divide between basic science and clinical practice.
• Improving the translation of animal model findings is crucial for developing effective sepsis treatments.