Apoptosis pathways induced by recombinant adenovirus in cancer cells

Apoptosis, or programmed cell death, is an essential physiological process that plays a critical role in development and tissue homeostasis. Expression of VP2 gene derived from infectious bursal disease virus (IBDV) has been shown to be able to induce apoptosis in the cancer cells, which possibly re...

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Main Authors: Koh, Choo Yan, Allaudin, Zeenathul Nazariah
Format: Conference or Workshop Item
Language:English
Published: 2010
Online Access:http://psasir.upm.edu.my/id/eprint/31418/
http://psasir.upm.edu.my/id/eprint/31418/1/Proceedings-54.pdf
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author Koh, Choo Yan
Allaudin, Zeenathul Nazariah
author_facet Koh, Choo Yan
Allaudin, Zeenathul Nazariah
author_sort Koh, Choo Yan
building UPM Institutional Repository
collection Online Access
description Apoptosis, or programmed cell death, is an essential physiological process that plays a critical role in development and tissue homeostasis. Expression of VP2 gene derived from infectious bursal disease virus (IBDV) has been shown to be able to induce apoptosis in the cancer cells, which possibly renders it useful in cancer treatment regimes. However, the mechanism of the on-going apoptosis process is not clear. In this study, the apoptotic effect induced by the expression of VP2 gene in cancer cells was investigated. This was done by detecting the caspase activities which are the important components of the apoptosis process. Five types of cancer cells, MCF-7, HepG2, HeLa, MDA and CT 26, were cultured and inoculated with 1 × 106 TCID50 of adenovirus recombinant with the VP2 gene. Activities of caspase 8, 9, 2 and 3, 7, 10 were then studied by adding specific substrate to the samples, resulting in the release of free dye, which can be measured by spectrophotometry. Active caspase 9 and caspase 3, 7 10 were detected in all of the cancer cells. The findings suggest that the the apoptotic event in cancer cells treated with the adenovirus recombinant with VP2 gene followed the intrinsic pathway.
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spelling upm-314182019-10-30T04:11:00Z http://psasir.upm.edu.my/id/eprint/31418/ Apoptosis pathways induced by recombinant adenovirus in cancer cells Koh, Choo Yan Allaudin, Zeenathul Nazariah Apoptosis, or programmed cell death, is an essential physiological process that plays a critical role in development and tissue homeostasis. Expression of VP2 gene derived from infectious bursal disease virus (IBDV) has been shown to be able to induce apoptosis in the cancer cells, which possibly renders it useful in cancer treatment regimes. However, the mechanism of the on-going apoptosis process is not clear. In this study, the apoptotic effect induced by the expression of VP2 gene in cancer cells was investigated. This was done by detecting the caspase activities which are the important components of the apoptosis process. Five types of cancer cells, MCF-7, HepG2, HeLa, MDA and CT 26, were cultured and inoculated with 1 × 106 TCID50 of adenovirus recombinant with the VP2 gene. Activities of caspase 8, 9, 2 and 3, 7, 10 were then studied by adding specific substrate to the samples, resulting in the release of free dye, which can be measured by spectrophotometry. Active caspase 9 and caspase 3, 7 10 were detected in all of the cancer cells. The findings suggest that the the apoptotic event in cancer cells treated with the adenovirus recombinant with VP2 gene followed the intrinsic pathway. 2010-01-05 Conference or Workshop Item PeerReviewed application/pdf en http://psasir.upm.edu.my/id/eprint/31418/1/Proceedings-54.pdf Koh, Choo Yan and Allaudin, Zeenathul Nazariah (2010) Apoptosis pathways induced by recombinant adenovirus in cancer cells. In: 5th Seminar on Veterinary Sciences, 5-8 Jan. 2010, Serdang, Selangor. .
spellingShingle Koh, Choo Yan
Allaudin, Zeenathul Nazariah
Apoptosis pathways induced by recombinant adenovirus in cancer cells
title Apoptosis pathways induced by recombinant adenovirus in cancer cells
title_full Apoptosis pathways induced by recombinant adenovirus in cancer cells
title_fullStr Apoptosis pathways induced by recombinant adenovirus in cancer cells
title_full_unstemmed Apoptosis pathways induced by recombinant adenovirus in cancer cells
title_short Apoptosis pathways induced by recombinant adenovirus in cancer cells
title_sort apoptosis pathways induced by recombinant adenovirus in cancer cells
url http://psasir.upm.edu.my/id/eprint/31418/
http://psasir.upm.edu.my/id/eprint/31418/1/Proceedings-54.pdf