Clinicopathological importance of immunohistochemical expression of OCT4, c-MYC and Ki-67 in colorectal cancer

Cancer stem cells (CSCs) are cancer cells responsible for cancer initiation, growth, metastasis, recurrence and resistance to treatment. OCT4 and c-MYC are widely accepted as CSC markers. In this study, we examined the immunohistochemical co-expression of c-MYC and OCT4 with Ki-67 in colorectal can...

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Main Authors: Rabia Hursitoglu, Abdulkadir Yasir Bahar, Sezen Koçarslan, Gökmen Aktaş, Neslihan Kurtul, Emine Kılınç
Format: Article
Language:English
Published: Termedia Publishing House 2024-12-01
Series:Polish Journal of Pathology
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Online Access:https://www.termedia.pl/Clinicopathological-importance-of-immunohistochemical-expression-of-OCT4-c-MYC-and-Ki-67-in-colorectal-cancer,55,55431,1,1.html
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author Rabia Hursitoglu
Abdulkadir Yasir Bahar
Sezen Koçarslan
Gökmen Aktaş
Neslihan Kurtul
Emine Kılınç
author_facet Rabia Hursitoglu
Abdulkadir Yasir Bahar
Sezen Koçarslan
Gökmen Aktaş
Neslihan Kurtul
Emine Kılınç
author_sort Rabia Hursitoglu
collection DOAJ
description Cancer stem cells (CSCs) are cancer cells responsible for cancer initiation, growth, metastasis, recurrence and resistance to treatment. OCT4 and c-MYC are widely accepted as CSC markers. In this study, we examined the immunohistochemical co-expression of c-MYC and OCT4 with Ki-67 in colorectal cancers (CRC) and the relationship between the results and prognostic and therapeutic data. c-MYC, OCT4 and Ki67 immunohistochemical staining was applied to 162 colectomy cases. Nuclear staining was considered for immunohistochemical staining. Survival in the c-MYC H /OCT4 H subtype, which is one of the subtypes based on c-MYC and OCT4 co-expression, was different from the other subtypes and statistically significant. Although these markers are enriched in cancer stem cells, their specificity in identifying them is limited. CSCs become dormant in the cell cycle, which is one of the mechanisms of escape in drug resistance. We hypothesized that including Ki67 immunohistochemical staining in our study would increase the specificity in detecting CSCs. Our results show that the Ki67 L /c-MYC H /OCT4 H subgroup was associated with lower survival and resistance to treatment compared to the other subgroups. This finding may provide insight into cases with a high number of CSCs and guide targeted treatments.
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issn 1233-9687
2084-9869
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publishDate 2024-12-01
publisher Termedia Publishing House
record_format Article
series Polish Journal of Pathology
spelling doaj-art-3d3a6aa702104dbc9d2dd8fbe792ecd22025-01-27T11:36:31ZengTermedia Publishing HousePolish Journal of Pathology1233-96872084-98692024-12-0175433334210.5114/pjp.2024.14646355431Clinicopathological importance of immunohistochemical expression of OCT4, c-MYC and Ki-67 in colorectal cancerRabia HursitogluAbdulkadir Yasir BaharSezen KoçarslanGökmen AktaşNeslihan KurtulEmine KılınçCancer stem cells (CSCs) are cancer cells responsible for cancer initiation, growth, metastasis, recurrence and resistance to treatment. OCT4 and c-MYC are widely accepted as CSC markers. In this study, we examined the immunohistochemical co-expression of c-MYC and OCT4 with Ki-67 in colorectal cancers (CRC) and the relationship between the results and prognostic and therapeutic data. c-MYC, OCT4 and Ki67 immunohistochemical staining was applied to 162 colectomy cases. Nuclear staining was considered for immunohistochemical staining. Survival in the c-MYC H /OCT4 H subtype, which is one of the subtypes based on c-MYC and OCT4 co-expression, was different from the other subtypes and statistically significant. Although these markers are enriched in cancer stem cells, their specificity in identifying them is limited. CSCs become dormant in the cell cycle, which is one of the mechanisms of escape in drug resistance. We hypothesized that including Ki67 immunohistochemical staining in our study would increase the specificity in detecting CSCs. Our results show that the Ki67 L /c-MYC H /OCT4 H subgroup was associated with lower survival and resistance to treatment compared to the other subgroups. This finding may provide insight into cases with a high number of CSCs and guide targeted treatments.https://www.termedia.pl/Clinicopathological-importance-of-immunohistochemical-expression-of-OCT4-c-MYC-and-Ki-67-in-colorectal-cancer,55,55431,1,1.htmlcolorectal cancer c-myc immunohistochemistry ki67 prognosis therapy
spellingShingle Rabia Hursitoglu
Abdulkadir Yasir Bahar
Sezen Koçarslan
Gökmen Aktaş
Neslihan Kurtul
Emine Kılınç
Clinicopathological importance of immunohistochemical expression of OCT4, c-MYC and Ki-67 in colorectal cancer
Polish Journal of Pathology
colorectal cancer
c-myc
immunohistochemistry
ki67
prognosis
therapy
title Clinicopathological importance of immunohistochemical expression of OCT4, c-MYC and Ki-67 in colorectal cancer
title_full Clinicopathological importance of immunohistochemical expression of OCT4, c-MYC and Ki-67 in colorectal cancer
title_fullStr Clinicopathological importance of immunohistochemical expression of OCT4, c-MYC and Ki-67 in colorectal cancer
title_full_unstemmed Clinicopathological importance of immunohistochemical expression of OCT4, c-MYC and Ki-67 in colorectal cancer
title_short Clinicopathological importance of immunohistochemical expression of OCT4, c-MYC and Ki-67 in colorectal cancer
title_sort clinicopathological importance of immunohistochemical expression of oct4 c myc and ki 67 in colorectal cancer
topic colorectal cancer
c-myc
immunohistochemistry
ki67
prognosis
therapy
url https://www.termedia.pl/Clinicopathological-importance-of-immunohistochemical-expression-of-OCT4-c-MYC-and-Ki-67-in-colorectal-cancer,55,55431,1,1.html
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AT sezenkocarslan clinicopathologicalimportanceofimmunohistochemicalexpressionofoct4cmycandki67incolorectalcancer
AT gokmenaktas clinicopathologicalimportanceofimmunohistochemicalexpressionofoct4cmycandki67incolorectalcancer
AT neslihankurtul clinicopathologicalimportanceofimmunohistochemicalexpressionofoct4cmycandki67incolorectalcancer
AT eminekılınc clinicopathologicalimportanceofimmunohistochemicalexpressionofoct4cmycandki67incolorectalcancer