STAT3 and Its Targeting Inhibitors in Oral Squamous Cell Carcinoma

Oral squamous cell carcinoma (OSCC) usually originates from the precancerous lesions of oral mucosa and accounts for approximately 90% of oral cancers. Current therapeutic approaches do not yet meet the needs of patients, and the 5-year survival rate of patients with OSCC is only 50%. Recent studies...

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Main Authors: Mingjing Jiang, Bo Li
Format: Article
Language:English
Published: MDPI AG 2022-10-01
Series:Cells
Subjects:
Online Access:https://www.mdpi.com/2073-4409/11/19/3131
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author Mingjing Jiang
Bo Li
author_facet Mingjing Jiang
Bo Li
author_sort Mingjing Jiang
collection DOAJ
description Oral squamous cell carcinoma (OSCC) usually originates from the precancerous lesions of oral mucosa and accounts for approximately 90% of oral cancers. Current therapeutic approaches do not yet meet the needs of patients, and the 5-year survival rate of patients with OSCC is only 50%. Recent studies have revealed that the signal transducer and activator of transcription 3 (STAT3) plays a key role in the development and progression of OSCC. STAT3 is overexpressed and constitutively activated in OSCC cells, and promotes cancer cell proliferation and anti-apoptosis, migration and invasion, angiogenesis, radiotherapy resistance, and immune escape, as well as stem cell self-renewal and differentiation by regulating the transcription of its downstream target genes. Inhibitors of the STAT3 signaling pathway have shown the promising anticancer effects in vitro and in vivo, and STAT3 is expected to be a molecular target for the treatment of OSCC. In this review, we highlight the oncogenic significance of STAT3 in OSCC with an emphasis on the therapeutic approaches and effective small molecule inhibitors targeting STAT3. Finally, we also propose the potential research directions in the expectation of developing more specific STAT3 inhibitors for OSCC treatment.
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spelling doaj.art-44e879f584674f2e900a43e7e04f3f8b2023-11-23T20:03:22ZengMDPI AGCells2073-44092022-10-011119313110.3390/cells11193131STAT3 and Its Targeting Inhibitors in Oral Squamous Cell CarcinomaMingjing Jiang0Bo Li1Jilin Provincial Key Laboratory of Oral Biomedical Engineering, Department of Oral Anatomy and Physiology, Hospital of Stomatology, Jilin University, Changchun 130021, ChinaJilin Provincial Key Laboratory of Oral Biomedical Engineering, Department of Oral Anatomy and Physiology, Hospital of Stomatology, Jilin University, Changchun 130021, ChinaOral squamous cell carcinoma (OSCC) usually originates from the precancerous lesions of oral mucosa and accounts for approximately 90% of oral cancers. Current therapeutic approaches do not yet meet the needs of patients, and the 5-year survival rate of patients with OSCC is only 50%. Recent studies have revealed that the signal transducer and activator of transcription 3 (STAT3) plays a key role in the development and progression of OSCC. STAT3 is overexpressed and constitutively activated in OSCC cells, and promotes cancer cell proliferation and anti-apoptosis, migration and invasion, angiogenesis, radiotherapy resistance, and immune escape, as well as stem cell self-renewal and differentiation by regulating the transcription of its downstream target genes. Inhibitors of the STAT3 signaling pathway have shown the promising anticancer effects in vitro and in vivo, and STAT3 is expected to be a molecular target for the treatment of OSCC. In this review, we highlight the oncogenic significance of STAT3 in OSCC with an emphasis on the therapeutic approaches and effective small molecule inhibitors targeting STAT3. Finally, we also propose the potential research directions in the expectation of developing more specific STAT3 inhibitors for OSCC treatment.https://www.mdpi.com/2073-4409/11/19/3131STAT3oral squamous cell carcinomaoncogenesmall molecule inhibitors
spellingShingle Mingjing Jiang
Bo Li
STAT3 and Its Targeting Inhibitors in Oral Squamous Cell Carcinoma
Cells
STAT3
oral squamous cell carcinoma
oncogene
small molecule inhibitors
title STAT3 and Its Targeting Inhibitors in Oral Squamous Cell Carcinoma
title_full STAT3 and Its Targeting Inhibitors in Oral Squamous Cell Carcinoma
title_fullStr STAT3 and Its Targeting Inhibitors in Oral Squamous Cell Carcinoma
title_full_unstemmed STAT3 and Its Targeting Inhibitors in Oral Squamous Cell Carcinoma
title_short STAT3 and Its Targeting Inhibitors in Oral Squamous Cell Carcinoma
title_sort stat3 and its targeting inhibitors in oral squamous cell carcinoma
topic STAT3
oral squamous cell carcinoma
oncogene
small molecule inhibitors
url https://www.mdpi.com/2073-4409/11/19/3131
work_keys_str_mv AT mingjingjiang stat3anditstargetinginhibitorsinoralsquamouscellcarcinoma
AT boli stat3anditstargetinginhibitorsinoralsquamouscellcarcinoma