Benzyl Isothiocyanate Induces Apoptosis and Inhibits Tumor Growth in Canine Mammary Carcinoma via Downregulation of the Cyclin B1/Cdk1 Pathway

Background: Canine mammary carcinoma is common in female dogs, and its poor prognosis remains a serious clinical challenge, especially in developing countries. Benzyl isothiocyanate (BITC) has attracted great interest because of its inhibitory effect against tumor activity. However, its effect and t...

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Main Authors: Nan Cheng, Hongxiu Diao, Zhaoyan Lin, Jiafeng Gao, Ying Zhao, Weijiao Zhang, Qi Wang, Jiahao Lin, Di Zhang, Yipeng Jin, Yongping Bao, Degui Lin
Format: Article
Language:English
Published: Frontiers Media S.A. 2020-11-01
Series:Frontiers in Veterinary Science
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fvets.2020.580530/full
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author Nan Cheng
Hongxiu Diao
Zhaoyan Lin
Jiafeng Gao
Ying Zhao
Weijiao Zhang
Qi Wang
Jiahao Lin
Di Zhang
Yipeng Jin
Yongping Bao
Degui Lin
author_facet Nan Cheng
Hongxiu Diao
Zhaoyan Lin
Jiafeng Gao
Ying Zhao
Weijiao Zhang
Qi Wang
Jiahao Lin
Di Zhang
Yipeng Jin
Yongping Bao
Degui Lin
author_sort Nan Cheng
collection DOAJ
description Background: Canine mammary carcinoma is common in female dogs, and its poor prognosis remains a serious clinical challenge, especially in developing countries. Benzyl isothiocyanate (BITC) has attracted great interest because of its inhibitory effect against tumor activity. However, its effect and the underlying mechanisms of action in canine mammary cancer are not well-understood. Here, we show that BITC suppresses mammary tumor growth, both in vivo and in vitro, and reveal some of the potential mechanisms involved.Methods: The effect of BITC on canine mammary cancer was evaluated on CIPp and CMT-7364, canine mammary carcinoma lines. The cell lines were treated with BITC and then subjected to wound healing and invasion assays. Cell cycles and apoptosis were measured using flow cytometry; TUNEL assay; immunohistochemistry (IHC) for caspase 3, caspase 9, and cyclin D1; hematoxylin and eosin (H&E) staining; and/or quantitative polymerase chain reaction (qPCR).Results: BITC showed a strong suppressive effect in both CIPp and CMT-7364 cells by inhibiting cell growth in vitro; these effects were both dose- and time-dependent. BITC also inhibited migration and invasion of CIPp and CMT-7364 cells. BITC induced G2 arrest and apoptosis, decreasing tumor growth in nude mice by downregulation of cyclin B1 and Cdk1 expression.Conclusion: BITC suppressed both invasion and migration of CIPp and CMT-7364 cells and induced apoptosis. BITC inhibited canine mammary tumor growth by suppressing cyclinB1 and Cdk1 expression in nude mice.
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spelling doaj.art-d8b05acd9f59414f8fd753af48e1fe992022-12-21T23:08:50ZengFrontiers Media S.A.Frontiers in Veterinary Science2297-17692020-11-01710.3389/fvets.2020.580530580530Benzyl Isothiocyanate Induces Apoptosis and Inhibits Tumor Growth in Canine Mammary Carcinoma via Downregulation of the Cyclin B1/Cdk1 PathwayNan Cheng0Hongxiu Diao1Zhaoyan Lin2Jiafeng Gao3Ying Zhao4Weijiao Zhang5Qi Wang6Jiahao Lin7Di Zhang8Yipeng Jin9Yongping Bao10Degui Lin11Department of Veterinary Clinical Science, College of Veterinary Medicine, China Agricultural University, Beijing, ChinaDepartment of Veterinary Clinical Science, College of Veterinary Medicine, China Agricultural University, Beijing, ChinaDepartment of Veterinary Clinical Science, College of Veterinary Medicine, China Agricultural University, Beijing, ChinaDepartment of Veterinary Clinical Science, College of Veterinary Medicine, China Agricultural University, Beijing, ChinaDepartment of Veterinary Clinical Science, College of Veterinary Medicine, China Agricultural University, Beijing, ChinaFaculty of Medicine and Health, Norwich Medical School, University of East Anglia, Norwich, United KingdomFaculty of Medicine and Health, Norwich Medical School, University of East Anglia, Norwich, United KingdomDepartment of Veterinary Clinical Science, College of Veterinary Medicine, China Agricultural University, Beijing, ChinaDepartment of Veterinary Clinical Science, College of Veterinary Medicine, China Agricultural University, Beijing, ChinaDepartment of Veterinary Clinical Science, College of Veterinary Medicine, China Agricultural University, Beijing, ChinaFaculty of Medicine and Health, Norwich Medical School, University of East Anglia, Norwich, United KingdomDepartment of Veterinary Clinical Science, College of Veterinary Medicine, China Agricultural University, Beijing, ChinaBackground: Canine mammary carcinoma is common in female dogs, and its poor prognosis remains a serious clinical challenge, especially in developing countries. Benzyl isothiocyanate (BITC) has attracted great interest because of its inhibitory effect against tumor activity. However, its effect and the underlying mechanisms of action in canine mammary cancer are not well-understood. Here, we show that BITC suppresses mammary tumor growth, both in vivo and in vitro, and reveal some of the potential mechanisms involved.Methods: The effect of BITC on canine mammary cancer was evaluated on CIPp and CMT-7364, canine mammary carcinoma lines. The cell lines were treated with BITC and then subjected to wound healing and invasion assays. Cell cycles and apoptosis were measured using flow cytometry; TUNEL assay; immunohistochemistry (IHC) for caspase 3, caspase 9, and cyclin D1; hematoxylin and eosin (H&E) staining; and/or quantitative polymerase chain reaction (qPCR).Results: BITC showed a strong suppressive effect in both CIPp and CMT-7364 cells by inhibiting cell growth in vitro; these effects were both dose- and time-dependent. BITC also inhibited migration and invasion of CIPp and CMT-7364 cells. BITC induced G2 arrest and apoptosis, decreasing tumor growth in nude mice by downregulation of cyclin B1 and Cdk1 expression.Conclusion: BITC suppressed both invasion and migration of CIPp and CMT-7364 cells and induced apoptosis. BITC inhibited canine mammary tumor growth by suppressing cyclinB1 and Cdk1 expression in nude mice.https://www.frontiersin.org/articles/10.3389/fvets.2020.580530/fullBITCapoptosiscyclin B1canine mammary tumorCdk1
spellingShingle Nan Cheng
Hongxiu Diao
Zhaoyan Lin
Jiafeng Gao
Ying Zhao
Weijiao Zhang
Qi Wang
Jiahao Lin
Di Zhang
Yipeng Jin
Yongping Bao
Degui Lin
Benzyl Isothiocyanate Induces Apoptosis and Inhibits Tumor Growth in Canine Mammary Carcinoma via Downregulation of the Cyclin B1/Cdk1 Pathway
Frontiers in Veterinary Science
BITC
apoptosis
cyclin B1
canine mammary tumor
Cdk1
title Benzyl Isothiocyanate Induces Apoptosis and Inhibits Tumor Growth in Canine Mammary Carcinoma via Downregulation of the Cyclin B1/Cdk1 Pathway
title_full Benzyl Isothiocyanate Induces Apoptosis and Inhibits Tumor Growth in Canine Mammary Carcinoma via Downregulation of the Cyclin B1/Cdk1 Pathway
title_fullStr Benzyl Isothiocyanate Induces Apoptosis and Inhibits Tumor Growth in Canine Mammary Carcinoma via Downregulation of the Cyclin B1/Cdk1 Pathway
title_full_unstemmed Benzyl Isothiocyanate Induces Apoptosis and Inhibits Tumor Growth in Canine Mammary Carcinoma via Downregulation of the Cyclin B1/Cdk1 Pathway
title_short Benzyl Isothiocyanate Induces Apoptosis and Inhibits Tumor Growth in Canine Mammary Carcinoma via Downregulation of the Cyclin B1/Cdk1 Pathway
title_sort benzyl isothiocyanate induces apoptosis and inhibits tumor growth in canine mammary carcinoma via downregulation of the cyclin b1 cdk1 pathway
topic BITC
apoptosis
cyclin B1
canine mammary tumor
Cdk1
url https://www.frontiersin.org/articles/10.3389/fvets.2020.580530/full
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