An In Vivo Mouse Model of Total Intravenous Anesthesia During Cancer Resection Surgery

作者： Julia A. Dubowitz1,2,3, Fabian Jost-Brinkmann1,4,5, Alexandra I. Ziegler1, Ryan D. Gillis1, Bernhard Riedel1,2,3,6, Erica K. Sloan1,2 1Drug Discovery Biology Theme, Monash Institute of Pharmaceutical Sciences,Monash University, 2Department of Anaesthesia, Division of Cancer Surgery,Peter MacCallum Cancer Centre, 3Department of Critical Care, Melbourne Medical School,University of Melbourne, 4Medical Department, Division of Hepatology and Gastroenterology,Charité - Universitätsmedizin Berlin, 5Freie Universität Berlin, Humboldt-Universität zu Berlin, and Berlin Institute of Health, 6Sir Peter MacCallum Department of Oncology,University of Melbourne

简介：

Overview

This paper describes a novel protocol for modeling total intravenous anesthesia (TIVA) using propofol in mice during cancer resection surgery. The method aims to replicate key features of anesthesia delivery to patients with cancer and allows for the investigation of how anesthetic techniques affect cancer recurrence after surgery.

Key Study Components

Area of Science

• Neuroscience
• Oncology
• Anesthesiology

Background

• Propofol is a commonly used anesthetic in clinical settings.
• Understanding the effects of anesthesia on cancer outcomes is crucial for improving patient care.
• Mouse models provide a valuable platform for studying disease-related outcomes.
• This protocol avoids the use of volatile anesthesia, focusing on total intravenous anesthesia.

Purpose of Study

• To evaluate the impact of propofol anesthesia on cancer outcomes.
• To replicate anesthesia delivery methods used in human patients.
• To investigate the relationship between anesthetic technique and cancer recurrence.

Methods Used

• Culture of CL4 Mirai mammary cancer cells expressing firefly luciferase.
• Administration of propofol for total intravenous anesthesia.
• Evaluation of short and long-term cancer outcomes post-surgery.
• Use of mouse models to assess the effects of anesthesia on tumor resection.

Main Results

• The protocol successfully models TIVA in mice.
• Findings indicate potential impacts of anesthetic technique on cancer recurrence.
• Short and long-term outcomes were evaluated, providing insights into anesthesia effects.
• The method can be adapted for various disease models.

Conclusions

• This protocol offers a reliable method for studying anesthesia in cancer surgery.
• Results contribute to understanding the implications of anesthetic choices on cancer outcomes.
• Future research can build on this method to explore other anesthetic agents.

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