Oncology Therapeutics Targeting the Metabolism of Amino Acids

Amino acid metabolism promotes cancer cell proliferation and survival by supporting building block synthesis, producing reducing agents to mitigate oxidative stress, and generating immunosuppressive metabolites for immune evasion. Malignant cells rewire amino acid metabolism to maximize their access...

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Main Authors: Nefertiti Muhammad, Hyun Min Lee, Jiyeon Kim
Format: Article
Language:English
Published: MDPI AG 2020-08-01
Series:Cells
Subjects:
Online Access:https://www.mdpi.com/2073-4409/9/8/1904
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author Nefertiti Muhammad
Hyun Min Lee
Jiyeon Kim
author_facet Nefertiti Muhammad
Hyun Min Lee
Jiyeon Kim
author_sort Nefertiti Muhammad
collection DOAJ
description Amino acid metabolism promotes cancer cell proliferation and survival by supporting building block synthesis, producing reducing agents to mitigate oxidative stress, and generating immunosuppressive metabolites for immune evasion. Malignant cells rewire amino acid metabolism to maximize their access to nutrients. Amino acid transporter expression is upregulated to acquire amino acids from the extracellular environment. Under nutrient depleted conditions, macropinocytosis can be activated where proteins from the extracellular environment are engulfed and degraded into the constituent amino acids. The demand for non-essential amino acids (NEAAs) can be met through de novo synthesis pathways. Cancer cells can alter various signaling pathways to boost amino acid usage for the generation of nucleotides, reactive oxygen species (ROS) scavenging molecules, and oncometabolites. The importance of amino acid metabolism in cancer proliferation makes it a potential target for therapeutic intervention, including via small molecules and antibodies. In this review, we will delineate the targets related to amino acid metabolism and promising therapeutic approaches.
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spelling doaj.art-278be1fec8b84f239273d2f6af7a97bf2023-11-20T10:16:00ZengMDPI AGCells2073-44092020-08-0198190410.3390/cells9081904Oncology Therapeutics Targeting the Metabolism of Amino AcidsNefertiti Muhammad0Hyun Min Lee1Jiyeon Kim2Department of Biochemistry and Molecular Genetics, University of Illinois, Chicago, IL 60607, USADepartment of Biochemistry and Molecular Genetics, University of Illinois, Chicago, IL 60607, USADepartment of Biochemistry and Molecular Genetics, University of Illinois, Chicago, IL 60607, USAAmino acid metabolism promotes cancer cell proliferation and survival by supporting building block synthesis, producing reducing agents to mitigate oxidative stress, and generating immunosuppressive metabolites for immune evasion. Malignant cells rewire amino acid metabolism to maximize their access to nutrients. Amino acid transporter expression is upregulated to acquire amino acids from the extracellular environment. Under nutrient depleted conditions, macropinocytosis can be activated where proteins from the extracellular environment are engulfed and degraded into the constituent amino acids. The demand for non-essential amino acids (NEAAs) can be met through de novo synthesis pathways. Cancer cells can alter various signaling pathways to boost amino acid usage for the generation of nucleotides, reactive oxygen species (ROS) scavenging molecules, and oncometabolites. The importance of amino acid metabolism in cancer proliferation makes it a potential target for therapeutic intervention, including via small molecules and antibodies. In this review, we will delineate the targets related to amino acid metabolism and promising therapeutic approaches.https://www.mdpi.com/2073-4409/9/8/1904cancer metabolismamino acidsoncogenic therapeutics
spellingShingle Nefertiti Muhammad
Hyun Min Lee
Jiyeon Kim
Oncology Therapeutics Targeting the Metabolism of Amino Acids
Cells
cancer metabolism
amino acids
oncogenic therapeutics
title Oncology Therapeutics Targeting the Metabolism of Amino Acids
title_full Oncology Therapeutics Targeting the Metabolism of Amino Acids
title_fullStr Oncology Therapeutics Targeting the Metabolism of Amino Acids
title_full_unstemmed Oncology Therapeutics Targeting the Metabolism of Amino Acids
title_short Oncology Therapeutics Targeting the Metabolism of Amino Acids
title_sort oncology therapeutics targeting the metabolism of amino acids
topic cancer metabolism
amino acids
oncogenic therapeutics
url https://www.mdpi.com/2073-4409/9/8/1904
work_keys_str_mv AT nefertitimuhammad oncologytherapeuticstargetingthemetabolismofaminoacids
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AT jiyeonkim oncologytherapeuticstargetingthemetabolismofaminoacids