Immunosuppresive activity of human umbilical cord and placenta derived mesenchymal stem cells on lymphocyte proliferation

Current research in mesenchymal stem cells (MSC) concur its potential to be used in therapies to treat various inflammatory diseases and degenerative disorders. In the present study, human umbilical cord (UC) and placenta (PLC) derived MSC were generated and their immunosuppressive activity was asse...

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Main Authors: Vellasamy, Shalini, Vidyadaran, Sharmili, George, Elizabeth, Appukutty, Mahenderan, Ramasamy, Rajesh
Format: Article
Language:English
Published: Tissue Engineering and Regenerative Medicine Society of Malaysia 2013
Online Access:http://psasir.upm.edu.my/id/eprint/29675/
http://psasir.upm.edu.my/id/eprint/29675/7/Immunosuppresive%20activity%20of%20human%20umbilical%20cord%20and%20placenta%20derived%20mesenchymal%20stem%20cells%20on%20lymphocyte%20proliferation.pdf
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author Vellasamy, Shalini
Vidyadaran, Sharmili
George, Elizabeth
Appukutty, Mahenderan
Ramasamy, Rajesh
author_facet Vellasamy, Shalini
Vidyadaran, Sharmili
George, Elizabeth
Appukutty, Mahenderan
Ramasamy, Rajesh
author_sort Vellasamy, Shalini
building UPM Institutional Repository
collection Online Access
description Current research in mesenchymal stem cells (MSC) concur its potential to be used in therapies to treat various inflammatory diseases and degenerative disorders. In the present study, human umbilical cord (UC) and placenta (PLC) derived MSC were generated and their immunosuppressive activity was assessed using human adaptive and innate lymphocytes. CD3/CD28 micro-beads activated T cells, pokeweed stimulated B cells and NK-92MI cell lines were cultured in the presence or absence of UC-MS and PLC-MSC. The proliferation and cell cycle status of responder cells was measured by tritiated thymidine assay and flow cytometer analysis respectively. Both, UC-MSC and PLC-MSC significantly exerted a significant dose dependent inhibition on lymphocytes proliferation. Further cell cycle analysis showed that T cells were arrested at G0 phase and NK-92MI cells were halted at G1 by preventing them transit from G1→ S phase (p<0.05). Transwell assay revealed that the immunosuppressive activity of MSC was mediated by a direct cell-to-cell contact than soluble factors (p<0.05). Although both UC and PLC derived MSC exerted a profound anti-proliferative activity on lymphocytes yet UC-MSC express the higher magnitude of immunosuppression in all tested assays.
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spelling upm-296752015-10-07T03:43:46Z http://psasir.upm.edu.my/id/eprint/29675/ Immunosuppresive activity of human umbilical cord and placenta derived mesenchymal stem cells on lymphocyte proliferation Vellasamy, Shalini Vidyadaran, Sharmili George, Elizabeth Appukutty, Mahenderan Ramasamy, Rajesh Current research in mesenchymal stem cells (MSC) concur its potential to be used in therapies to treat various inflammatory diseases and degenerative disorders. In the present study, human umbilical cord (UC) and placenta (PLC) derived MSC were generated and their immunosuppressive activity was assessed using human adaptive and innate lymphocytes. CD3/CD28 micro-beads activated T cells, pokeweed stimulated B cells and NK-92MI cell lines were cultured in the presence or absence of UC-MS and PLC-MSC. The proliferation and cell cycle status of responder cells was measured by tritiated thymidine assay and flow cytometer analysis respectively. Both, UC-MSC and PLC-MSC significantly exerted a significant dose dependent inhibition on lymphocytes proliferation. Further cell cycle analysis showed that T cells were arrested at G0 phase and NK-92MI cells were halted at G1 by preventing them transit from G1→ S phase (p<0.05). Transwell assay revealed that the immunosuppressive activity of MSC was mediated by a direct cell-to-cell contact than soluble factors (p<0.05). Although both UC and PLC derived MSC exerted a profound anti-proliferative activity on lymphocytes yet UC-MSC express the higher magnitude of immunosuppression in all tested assays. Tissue Engineering and Regenerative Medicine Society of Malaysia 2013-06 Article PeerReviewed application/pdf en http://psasir.upm.edu.my/id/eprint/29675/7/Immunosuppresive%20activity%20of%20human%20umbilical%20cord%20and%20placenta%20derived%20mesenchymal%20stem%20cells%20on%20lymphocyte%20proliferation.pdf Vellasamy, Shalini and Vidyadaran, Sharmili and George, Elizabeth and Appukutty, Mahenderan and Ramasamy, Rajesh (2013) Immunosuppresive activity of human umbilical cord and placenta derived mesenchymal stem cells on lymphocyte proliferation. Regenerative Research, 2 (1). pp. 41-49. ISSN 2232-0822 http://regres.tesma.org.my/pdf/RR-160513-006%20R1%20(6).pdf
spellingShingle Vellasamy, Shalini
Vidyadaran, Sharmili
George, Elizabeth
Appukutty, Mahenderan
Ramasamy, Rajesh
Immunosuppresive activity of human umbilical cord and placenta derived mesenchymal stem cells on lymphocyte proliferation
title Immunosuppresive activity of human umbilical cord and placenta derived mesenchymal stem cells on lymphocyte proliferation
title_full Immunosuppresive activity of human umbilical cord and placenta derived mesenchymal stem cells on lymphocyte proliferation
title_fullStr Immunosuppresive activity of human umbilical cord and placenta derived mesenchymal stem cells on lymphocyte proliferation
title_full_unstemmed Immunosuppresive activity of human umbilical cord and placenta derived mesenchymal stem cells on lymphocyte proliferation
title_short Immunosuppresive activity of human umbilical cord and placenta derived mesenchymal stem cells on lymphocyte proliferation
title_sort immunosuppresive activity of human umbilical cord and placenta derived mesenchymal stem cells on lymphocyte proliferation
url http://psasir.upm.edu.my/id/eprint/29675/
http://psasir.upm.edu.my/id/eprint/29675/
http://psasir.upm.edu.my/id/eprint/29675/7/Immunosuppresive%20activity%20of%20human%20umbilical%20cord%20and%20placenta%20derived%20mesenchymal%20stem%20cells%20on%20lymphocyte%20proliferation.pdf