Leveraging Single-Cell Multi-Omics to Decode Tumor Microenvironment Diversity and Therapeutic Resistance

Recent developments in single-cell multi-omics technologies have provided the ability to identify diverse cell types and decipher key components of the tumor microenvironment (TME), leading to important advancements toward a much deeper understanding of how tumor microenvironment heterogeneity contr...

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Main Authors: Hussein Sabit, Borros Arneth, Timothy M. Pawlik, Shaimaa Abdel-Ghany, Aysha Ghazy, Rawan M. Abdelazeem, Amany Alqosaibi, Ibtesam S. Al-Dhuayan, Jawaher Almulhim, Noof A. Alrabiah, Ahmed Hashash
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Language:English
Published: MDPI AG 2025-01-01
Series:Pharmaceuticals
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Online Access:https://www.mdpi.com/1424-8247/18/1/75
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author Hussein Sabit
Borros Arneth
Timothy M. Pawlik
Shaimaa Abdel-Ghany
Aysha Ghazy
Rawan M. Abdelazeem
Amany Alqosaibi
Ibtesam S. Al-Dhuayan
Jawaher Almulhim
Noof A. Alrabiah
Ahmed Hashash
author_facet Hussein Sabit
Borros Arneth
Timothy M. Pawlik
Shaimaa Abdel-Ghany
Aysha Ghazy
Rawan M. Abdelazeem
Amany Alqosaibi
Ibtesam S. Al-Dhuayan
Jawaher Almulhim
Noof A. Alrabiah
Ahmed Hashash
author_sort Hussein Sabit
collection DOAJ
description Recent developments in single-cell multi-omics technologies have provided the ability to identify diverse cell types and decipher key components of the tumor microenvironment (TME), leading to important advancements toward a much deeper understanding of how tumor microenvironment heterogeneity contributes to cancer progression and therapeutic resistance. These technologies are able to integrate data from molecular genomic, transcriptomic, proteomics, and metabolomics studies of cells at a single-cell resolution scale that give rise to the full cellular and molecular complexity in the TME. Understanding the complex and sometimes reciprocal relationships among cancer cells, CAFs, immune cells, and ECs has led to novel insights into their immense heterogeneity in functions, which can have important consequences on tumor behavior. In-depth studies have uncovered immune evasion mechanisms, including the exhaustion of T cells and metabolic reprogramming in response to hypoxia from cancer cells. Single-cell multi-omics also revealed resistance mechanisms, such as stromal cell-secreted factors and physical barriers in the extracellular matrix. Future studies examining specific metabolic pathways and targeting approaches to reduce the heterogeneity in the TME will likely lead to better outcomes with immunotherapies, drug delivery, etc., for cancer treatments. Future studies will incorporate multi-omics data, spatial relationships in tumor micro-environments, and their translation into personalized cancer therapies. This review emphasizes how single-cell multi-omics can provide insights into the cellular and molecular heterogeneity of the TME, revealing immune evasion mechanisms, metabolic reprogramming, and stromal cell influences. These insights aim to guide the development of personalized and targeted cancer therapies, highlighting the role of TME diversity in shaping tumor behavior and treatment outcomes.
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spelling doaj-art-b7b1a6fe408f4a8bbc23a56720e2359f2025-01-24T13:45:17ZengMDPI AGPharmaceuticals1424-82472025-01-011817510.3390/ph18010075Leveraging Single-Cell Multi-Omics to Decode Tumor Microenvironment Diversity and Therapeutic ResistanceHussein Sabit0Borros Arneth1Timothy M. Pawlik2Shaimaa Abdel-Ghany3Aysha Ghazy4Rawan M. Abdelazeem5Amany Alqosaibi6Ibtesam S. Al-Dhuayan7Jawaher Almulhim8Noof A. Alrabiah9Ahmed Hashash10Department of Medical Biotechnology, College of Biotechnology, Misr University for Science and Technology, P.O. Box 77, Giza 3237101, EgyptInstitute of Laboratory Medicine and Pathobiochemistry, Molecular Diagnostics, Hospital of the Universities of Giessen and Marburg (UKGM), Philipps University Marburg, Baldingerstr. 1, 35043 Marburg, GermanyDepartment of Surgery, The Ohio State University, Wexner Medical Center, Columbus, OH 43210, USADepartment of Environmental Biotechnology, College of Biotechnology, Misr University for Science and Technology, P.O. Box 77, Giza 3237101, EgyptDepartment of Agricultural Biotechnology, College of Biotechnology, Misr University for Science and Technology, P.O. Box 77, Giza 3237101, EgyptDepartment of Medical Biotechnology, College of Biotechnology, Misr University for Science and Technology, P.O. Box 77, Giza 3237101, EgyptDepartment of Biology, College of Science, Imam Abdulrahman bin Faisal University, P.O. Box 1982, Dammam 31441, Saudi ArabiaDepartment of Biology, College of Science, Imam Abdulrahman bin Faisal University, P.O. Box 1982, Dammam 31441, Saudi ArabiaDepartment of Biological Sciences, King Faisal University, Alahsa 31982, Saudi ArabiaDepartment of Biological Sciences, King Faisal University, Alahsa 31982, Saudi ArabiaDepartment of Biomedicine, Texas A&M University, College Station, TX 77843, USARecent developments in single-cell multi-omics technologies have provided the ability to identify diverse cell types and decipher key components of the tumor microenvironment (TME), leading to important advancements toward a much deeper understanding of how tumor microenvironment heterogeneity contributes to cancer progression and therapeutic resistance. These technologies are able to integrate data from molecular genomic, transcriptomic, proteomics, and metabolomics studies of cells at a single-cell resolution scale that give rise to the full cellular and molecular complexity in the TME. Understanding the complex and sometimes reciprocal relationships among cancer cells, CAFs, immune cells, and ECs has led to novel insights into their immense heterogeneity in functions, which can have important consequences on tumor behavior. In-depth studies have uncovered immune evasion mechanisms, including the exhaustion of T cells and metabolic reprogramming in response to hypoxia from cancer cells. Single-cell multi-omics also revealed resistance mechanisms, such as stromal cell-secreted factors and physical barriers in the extracellular matrix. Future studies examining specific metabolic pathways and targeting approaches to reduce the heterogeneity in the TME will likely lead to better outcomes with immunotherapies, drug delivery, etc., for cancer treatments. Future studies will incorporate multi-omics data, spatial relationships in tumor micro-environments, and their translation into personalized cancer therapies. This review emphasizes how single-cell multi-omics can provide insights into the cellular and molecular heterogeneity of the TME, revealing immune evasion mechanisms, metabolic reprogramming, and stromal cell influences. These insights aim to guide the development of personalized and targeted cancer therapies, highlighting the role of TME diversity in shaping tumor behavior and treatment outcomes.https://www.mdpi.com/1424-8247/18/1/75single-cell multi-omicstumor microenvironment (TME)cancer therapeutic resistanceimmune evasionmetabolic reprogrammingpersonalized cancer therapy
spellingShingle Hussein Sabit
Borros Arneth
Timothy M. Pawlik
Shaimaa Abdel-Ghany
Aysha Ghazy
Rawan M. Abdelazeem
Amany Alqosaibi
Ibtesam S. Al-Dhuayan
Jawaher Almulhim
Noof A. Alrabiah
Ahmed Hashash
Leveraging Single-Cell Multi-Omics to Decode Tumor Microenvironment Diversity and Therapeutic Resistance
Pharmaceuticals
single-cell multi-omics
tumor microenvironment (TME)
cancer therapeutic resistance
immune evasion
metabolic reprogramming
personalized cancer therapy
title Leveraging Single-Cell Multi-Omics to Decode Tumor Microenvironment Diversity and Therapeutic Resistance
title_full Leveraging Single-Cell Multi-Omics to Decode Tumor Microenvironment Diversity and Therapeutic Resistance
title_fullStr Leveraging Single-Cell Multi-Omics to Decode Tumor Microenvironment Diversity and Therapeutic Resistance
title_full_unstemmed Leveraging Single-Cell Multi-Omics to Decode Tumor Microenvironment Diversity and Therapeutic Resistance
title_short Leveraging Single-Cell Multi-Omics to Decode Tumor Microenvironment Diversity and Therapeutic Resistance
title_sort leveraging single cell multi omics to decode tumor microenvironment diversity and therapeutic resistance
topic single-cell multi-omics
tumor microenvironment (TME)
cancer therapeutic resistance
immune evasion
metabolic reprogramming
personalized cancer therapy
url https://www.mdpi.com/1424-8247/18/1/75
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