Susceptibility of Human Oral Squamous Cell Carcinoma (OSCC) H103 and H376 cell lines to Retroviral OSKM mediated reprogramming

Although numbers of cancer cell lines have been shown to be successfully reprogrammed into induced pluripotent stem cells (iPSCs), reprogramming Oral Squamous Cell Carcinoma (OSCC) to pluripotency in relation to its cancer cell type and the expression pattern of pluripotent genes under later passage...

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Main Authors: Verusingam, Nalini Devi, Yeap, Swee Keong, Ky, Huynh, Paterson, Ian Charles, Khoo, Suan Phaik, Cheong, Soon Keng, Ong, Alan H.K., Kamarul, Tunku
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Published: PeerJ 2017
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Online Access:http://eprints.um.edu.my/22846/
https://doi.org/10.7717/peerj.3174
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spelling my.um.eprints.228462019-10-24T06:54:44Z http://eprints.um.edu.my/22846/ Susceptibility of Human Oral Squamous Cell Carcinoma (OSCC) H103 and H376 cell lines to Retroviral OSKM mediated reprogramming Verusingam, Nalini Devi Yeap, Swee Keong Ky, Huynh Paterson, Ian Charles Khoo, Suan Phaik Cheong, Soon Keng Ong, Alan H.K. Kamarul, Tunku R Medicine RK Dentistry Although numbers of cancer cell lines have been shown to be successfully reprogrammed into induced pluripotent stem cells (iPSCs), reprogramming Oral Squamous Cell Carcinoma (OSCC) to pluripotency in relation to its cancer cell type and the expression pattern of pluripotent genes under later passage remain unexplored. In our study, we reprogrammed and characterised H103 and H376 oral squamous carcinoma cells using retroviral OSKM mediated method. Reprogrammed cells were characterized for their embryonic stem cells (ESCs) like morphology, pluripotent gene expression via quantitative real-time polymerase chain reaction (RT-qPCR), immunofluorescence staining, embryoid bodies (EB) formation and directed differentiation capacity. Reprogrammed H103 (Rep-H103) exhibited similar ESCs morphologies with flatten cells and clear borders on feeder layer. Reprogrammed H376 (Rep-H376) did not show ESCs morphologies but grow with a disorganized morphology. Critical pluripotency genes Oct4, Sox2 and Nanog were expressed higher in Rep-H103 against the parental counterpart from passage 5 to passage 10. As for Rep-H376, Nanog expression against its parental counterpart showed a significant decrease at passage 5 and although increased in passage 10, the level of expression was similar to the parental cells. Rep-H103 exhibited pluripotent signals (Oct4, Sox2, Nanog and Tra-1-60) and could form EB with the presence of three germ layers markers. Rep-H103 displayed differentiation capacity into adipocytes and osteocytes. The OSCC cell line H103 which was able to be reprogrammed into an iPSC like state showed high expression of Oct4, Sox2 and Nanog at late passage and may provide a potential iPSC model to study multi-stage oncogenesis in OSCC. Subjects Cell Biology, Molecular Biology, Oncology, Medical Genetics. PeerJ 2017 Article PeerReviewed Verusingam, Nalini Devi and Yeap, Swee Keong and Ky, Huynh and Paterson, Ian Charles and Khoo, Suan Phaik and Cheong, Soon Keng and Ong, Alan H.K. and Kamarul, Tunku (2017) Susceptibility of Human Oral Squamous Cell Carcinoma (OSCC) H103 and H376 cell lines to Retroviral OSKM mediated reprogramming. PeerJ, 5. e3174. ISSN 2167-8359 https://doi.org/10.7717/peerj.3174 doi:10.7717/peerj.3174
institution Universiti Malaya
building UM Library
collection Institutional Repository
continent Asia
country Malaysia
content_provider Universiti Malaya
content_source UM Research Repository
url_provider http://eprints.um.edu.my/
topic R Medicine
RK Dentistry
spellingShingle R Medicine
RK Dentistry
Verusingam, Nalini Devi
Yeap, Swee Keong
Ky, Huynh
Paterson, Ian Charles
Khoo, Suan Phaik
Cheong, Soon Keng
Ong, Alan H.K.
Kamarul, Tunku
Susceptibility of Human Oral Squamous Cell Carcinoma (OSCC) H103 and H376 cell lines to Retroviral OSKM mediated reprogramming
description Although numbers of cancer cell lines have been shown to be successfully reprogrammed into induced pluripotent stem cells (iPSCs), reprogramming Oral Squamous Cell Carcinoma (OSCC) to pluripotency in relation to its cancer cell type and the expression pattern of pluripotent genes under later passage remain unexplored. In our study, we reprogrammed and characterised H103 and H376 oral squamous carcinoma cells using retroviral OSKM mediated method. Reprogrammed cells were characterized for their embryonic stem cells (ESCs) like morphology, pluripotent gene expression via quantitative real-time polymerase chain reaction (RT-qPCR), immunofluorescence staining, embryoid bodies (EB) formation and directed differentiation capacity. Reprogrammed H103 (Rep-H103) exhibited similar ESCs morphologies with flatten cells and clear borders on feeder layer. Reprogrammed H376 (Rep-H376) did not show ESCs morphologies but grow with a disorganized morphology. Critical pluripotency genes Oct4, Sox2 and Nanog were expressed higher in Rep-H103 against the parental counterpart from passage 5 to passage 10. As for Rep-H376, Nanog expression against its parental counterpart showed a significant decrease at passage 5 and although increased in passage 10, the level of expression was similar to the parental cells. Rep-H103 exhibited pluripotent signals (Oct4, Sox2, Nanog and Tra-1-60) and could form EB with the presence of three germ layers markers. Rep-H103 displayed differentiation capacity into adipocytes and osteocytes. The OSCC cell line H103 which was able to be reprogrammed into an iPSC like state showed high expression of Oct4, Sox2 and Nanog at late passage and may provide a potential iPSC model to study multi-stage oncogenesis in OSCC. Subjects Cell Biology, Molecular Biology, Oncology, Medical Genetics.
format Article
author Verusingam, Nalini Devi
Yeap, Swee Keong
Ky, Huynh
Paterson, Ian Charles
Khoo, Suan Phaik
Cheong, Soon Keng
Ong, Alan H.K.
Kamarul, Tunku
author_facet Verusingam, Nalini Devi
Yeap, Swee Keong
Ky, Huynh
Paterson, Ian Charles
Khoo, Suan Phaik
Cheong, Soon Keng
Ong, Alan H.K.
Kamarul, Tunku
author_sort Verusingam, Nalini Devi
title Susceptibility of Human Oral Squamous Cell Carcinoma (OSCC) H103 and H376 cell lines to Retroviral OSKM mediated reprogramming
title_short Susceptibility of Human Oral Squamous Cell Carcinoma (OSCC) H103 and H376 cell lines to Retroviral OSKM mediated reprogramming
title_full Susceptibility of Human Oral Squamous Cell Carcinoma (OSCC) H103 and H376 cell lines to Retroviral OSKM mediated reprogramming
title_fullStr Susceptibility of Human Oral Squamous Cell Carcinoma (OSCC) H103 and H376 cell lines to Retroviral OSKM mediated reprogramming
title_full_unstemmed Susceptibility of Human Oral Squamous Cell Carcinoma (OSCC) H103 and H376 cell lines to Retroviral OSKM mediated reprogramming
title_sort susceptibility of human oral squamous cell carcinoma (oscc) h103 and h376 cell lines to retroviral oskm mediated reprogramming
publisher PeerJ
publishDate 2017
url http://eprints.um.edu.my/22846/
https://doi.org/10.7717/peerj.3174
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