Assessment of targets of antibody drug conjugates in SCLC

Abstract Antibody-drug conjugate (ADC) therapy has transformed treatment for several solid tumors, including small cell lung cancer (SCLC). However, significant challenges remain, including systemic toxicity, acquired resistance, and the lack of reliable biomarkers for patient selection. To enhance...

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Main Authors: Abhishek Ajay, Han Wang, Ali Rezvani, Omid Savari, Brandon J. Grubb, Karen S. McColl, Suzy Yoon, Peronne L. Joseph, Shelby R. Kopp, Adam M. Kresak, Craig D. Peacock, Gary M. Wildey, Minh Lam, Masaru Miyagi, Hung-Ying Kao, Afshin Dowlati
Format: Article
Language:English
Published: Nature Portfolio 2025-01-01
Series:npj Precision Oncology
Online Access:https://doi.org/10.1038/s41698-024-00784-7
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author Abhishek Ajay
Han Wang
Ali Rezvani
Omid Savari
Brandon J. Grubb
Karen S. McColl
Suzy Yoon
Peronne L. Joseph
Shelby R. Kopp
Adam M. Kresak
Craig D. Peacock
Gary M. Wildey
Minh Lam
Masaru Miyagi
Hung-Ying Kao
Afshin Dowlati
author_facet Abhishek Ajay
Han Wang
Ali Rezvani
Omid Savari
Brandon J. Grubb
Karen S. McColl
Suzy Yoon
Peronne L. Joseph
Shelby R. Kopp
Adam M. Kresak
Craig D. Peacock
Gary M. Wildey
Minh Lam
Masaru Miyagi
Hung-Ying Kao
Afshin Dowlati
author_sort Abhishek Ajay
collection DOAJ
description Abstract Antibody-drug conjugate (ADC) therapy has transformed treatment for several solid tumors, including small cell lung cancer (SCLC). However, significant challenges remain, including systemic toxicity, acquired resistance, and the lack of reliable biomarkers for patient selection. To enhance the effectiveness of ADC therapies in SCLC, we focused on target selection in this study by investigating the expression of ADC targets - SEZ6, DLL3, CD276, and TACSTD2 - in cell lines and patient samples. SEZ6 expression was significantly elevated in various SCLC transcriptional subtypes, particularly ASCL1, and exhibited gender-specific differences, being lower in women. DLL3 was primarily observed in the ASCL1 subtype, while CD276 showed high expression in non-neuroendocrine subtypes. TACSTD2 levels were generally low and attenuated in lymph nodes and brain metastases compared to primary tumors. Our findings underscore the importance of understanding target expression patterns to optimize ADC therapy and advance precision medicine in SCLC treatment.
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series npj Precision Oncology
spelling doaj-art-d5d524aa1cf44eb68472d5f4f99153f72025-01-05T12:07:22ZengNature Portfolionpj Precision Oncology2397-768X2025-01-01911810.1038/s41698-024-00784-7Assessment of targets of antibody drug conjugates in SCLCAbhishek Ajay0Han Wang1Ali Rezvani2Omid Savari3Brandon J. Grubb4Karen S. McColl5Suzy Yoon6Peronne L. Joseph7Shelby R. Kopp8Adam M. Kresak9Craig D. Peacock10Gary M. Wildey11Minh Lam12Masaru Miyagi13Hung-Ying Kao14Afshin Dowlati15Division of Hematology and Oncology, University Hospitals Seidman Cancer Center, and Case Western Reserve UniversityDepartment of Biochemistry, Case Western Reserve UniversityDepartment of Medicine, Institute for Transformative Molecular Medicine, Case Western Reserve UniversityDepartment of Pathology, University Hospitals Cleveland Medical Center, and Case Western Reserve UniversityDivision of Hematology and Oncology, University Hospitals Seidman Cancer Center, and Case Western Reserve UniversityDivision of Hematology and Oncology, University Hospitals Seidman Cancer Center, and Case Western Reserve UniversityDivision of Hematology and Oncology, University Hospitals Seidman Cancer Center, and Case Western Reserve UniversityDivision of Hematology and Oncology, University Hospitals Seidman Cancer Center, and Case Western Reserve UniversityDivision of Hematology and Oncology, University Hospitals Seidman Cancer Center, and Case Western Reserve UniversityDepartment of Pathology, University Hospitals Cleveland Medical Center, and Case Western Reserve UniversityDivision of Hematology and Oncology, University Hospitals Seidman Cancer Center, and Case Western Reserve UniversityDivision of Hematology and Oncology, University Hospitals Seidman Cancer Center, and Case Western Reserve UniversityDivision of Hematology and Oncology, University Hospitals Seidman Cancer Center, and Case Western Reserve UniversityDepartment of Pharmacology, Case Western Reserve UniversityDepartment of Biochemistry, Case Western Reserve UniversityDivision of Hematology and Oncology, University Hospitals Seidman Cancer Center, and Case Western Reserve UniversityAbstract Antibody-drug conjugate (ADC) therapy has transformed treatment for several solid tumors, including small cell lung cancer (SCLC). However, significant challenges remain, including systemic toxicity, acquired resistance, and the lack of reliable biomarkers for patient selection. To enhance the effectiveness of ADC therapies in SCLC, we focused on target selection in this study by investigating the expression of ADC targets - SEZ6, DLL3, CD276, and TACSTD2 - in cell lines and patient samples. SEZ6 expression was significantly elevated in various SCLC transcriptional subtypes, particularly ASCL1, and exhibited gender-specific differences, being lower in women. DLL3 was primarily observed in the ASCL1 subtype, while CD276 showed high expression in non-neuroendocrine subtypes. TACSTD2 levels were generally low and attenuated in lymph nodes and brain metastases compared to primary tumors. Our findings underscore the importance of understanding target expression patterns to optimize ADC therapy and advance precision medicine in SCLC treatment.https://doi.org/10.1038/s41698-024-00784-7
spellingShingle Abhishek Ajay
Han Wang
Ali Rezvani
Omid Savari
Brandon J. Grubb
Karen S. McColl
Suzy Yoon
Peronne L. Joseph
Shelby R. Kopp
Adam M. Kresak
Craig D. Peacock
Gary M. Wildey
Minh Lam
Masaru Miyagi
Hung-Ying Kao
Afshin Dowlati
Assessment of targets of antibody drug conjugates in SCLC
npj Precision Oncology
title Assessment of targets of antibody drug conjugates in SCLC
title_full Assessment of targets of antibody drug conjugates in SCLC
title_fullStr Assessment of targets of antibody drug conjugates in SCLC
title_full_unstemmed Assessment of targets of antibody drug conjugates in SCLC
title_short Assessment of targets of antibody drug conjugates in SCLC
title_sort assessment of targets of antibody drug conjugates in sclc
url https://doi.org/10.1038/s41698-024-00784-7
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