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Current Status of Immunotherapy in Management of Small Bowel Neuroendocrine Tumors. Curr Oncol Rep 2024 Nov;26(11):1530-1542

Date

10/28/2024

Pubmed ID

39466478

Pubmed Central ID

PMC11776107

DOI

10.1007/s11912-024-01610-w

Scopus ID

2-s2.0-85207815177 (requires institutional sign-in at Scopus site)   4 Citations

Abstract

PURPOSE OF REVIEW: This study aims to present the current landscape of immunotherapy in the management of small bowel neuroendocrine tumors and identify ongoing and future targets for improved response.

RECENT FINDINGS: Somatostatin analogs and mTOR inhibitors remain cornerstones of non-surgical treatment, and applications of PRRT in SBNET are promising. Several efforts to replicate the success of immunotherapies in other solid tumors have been attempted in SBNET, with limited responses observed with current immune targets, such as PD-1/PD-L1 and CTLA-4. Epigenetic analyses have suggested a potential role for methylation and histone acetylation in SBNET tumorigenesis that warrant greater exploration. While the incidence of SBNET continues to increase, the number of effective therapies is few. Further elucidation of targetable components of the SBNET immune microenvironment with greater modulatory effects is necessary to improve outcomes in this growing patient population.

Author List

Fields BC, Ayabe RI, Seo YD, Maxwell JE, Halperin DM

Author

Yongwoo Seo MD Assistant Professor in the Surgery department at Medical College of Wisconsin




MESH terms used to index this publication - Major topics in bold

Humans
Immunotherapy
Intestinal Neoplasms
Intestine, Small
Neuroendocrine Tumors
Tumor Microenvironment