Accurate and reproducible analysis of murine small and large intestinal tissue is key for preclinical models involving intestinal pathology.Currently,there is no easily ac-cessible,standardized method that allows rese...Accurate and reproducible analysis of murine small and large intestinal tissue is key for preclinical models involving intestinal pathology.Currently,there is no easily ac-cessible,standardized method that allows researchers of different skill levels to con-sistently dissect intestines in a time-efficient manner.Here,we describe the design and use of the 3D-printed“Mouse Intestinal Slicing Tool”(MIST),which can be used to longitudinally dissect murine intestines for further analysis.We benchmarked the MIST against a commonly used procedure involving scissors to make a longitudinal cut along the intestines.Use of the MIST halved the time per mouse to prepare the intestines and outperformed alternative methods in smoothness of the cutting edge and overall reproducibility.By sharing the plans for printing the MIST,we hope to contribute a uniformly applicable method for saving time and increasing consistency in studies of the mouse gastrointestinal tract.展开更多
基金This study was supported by a research grant from the Prevent Cancer Foundation(PCF2019J.C.)+8 种基金seed funding from the Cleveland Clinic Foundation(J.C.)a National Institutes of Health grant(R01 AI153173J.C.)an American Cancer Society Institutional Research Grant(IRG-16-186-21J.C.)a Jump Start Award from the Case Comprehensive Cancer Center(CA043703J.C.)funding from the Office of the Assistant Secretary of Defense for Health Affairs through the Congressionally Directed Medical Research Programs Peer Reviewed Medical Research Program under award no.W81XWH-19-1-0488(PR181846C.M.)。
文摘Accurate and reproducible analysis of murine small and large intestinal tissue is key for preclinical models involving intestinal pathology.Currently,there is no easily ac-cessible,standardized method that allows researchers of different skill levels to con-sistently dissect intestines in a time-efficient manner.Here,we describe the design and use of the 3D-printed“Mouse Intestinal Slicing Tool”(MIST),which can be used to longitudinally dissect murine intestines for further analysis.We benchmarked the MIST against a commonly used procedure involving scissors to make a longitudinal cut along the intestines.Use of the MIST halved the time per mouse to prepare the intestines and outperformed alternative methods in smoothness of the cutting edge and overall reproducibility.By sharing the plans for printing the MIST,we hope to contribute a uniformly applicable method for saving time and increasing consistency in studies of the mouse gastrointestinal tract.
