Tracking differentiating neural progenitors in pluripotent cultures using microRNA-regulated lentiviral vectors
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Tracking differentiating neural progenitors in pluripotent cultures using microRNA-regulated lentiviral vectors. / Sachdeva, Rohit; Jönsson, Marie E.; Nelander, Jenny; Kirkeby, Agnete; Guibentif, Carolina; Gentner, Bernhard; Naldini, Luigi; Björklund, Anders; Parmar, Malin; Jakobsson, Johan.
In: Proceedings of the National Academy of Sciences of the United States of America, Vol. 107, No. 25, 22.06.2010, p. 11602-11607.Research output: Contribution to journal › Journal article › Research › peer-review
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TY - JOUR
T1 - Tracking differentiating neural progenitors in pluripotent cultures using microRNA-regulated lentiviral vectors
AU - Sachdeva, Rohit
AU - Jönsson, Marie E.
AU - Nelander, Jenny
AU - Kirkeby, Agnete
AU - Guibentif, Carolina
AU - Gentner, Bernhard
AU - Naldini, Luigi
AU - Björklund, Anders
AU - Parmar, Malin
AU - Jakobsson, Johan
PY - 2010/6/22
Y1 - 2010/6/22
N2 - In this study, we have used a microRNA-regulated lentiviral reporter system to visualize and segregate differentiating neuronal cells in pluripotent cultures. Efficient suppression of transgene expression, specifically in undifferentiated pluripotent cells, was achieved by using a lentiviral vector expressing a fluorescent reporter gene regulated by microRNA-292. Using this strategy, it was possible to track progeny from murine ES, human ES cells, and induced pluripotent stem cells as they differentiated toward the neural lineage. In addition, this strategy was successfully used to FACS purify neuronal progenitors for molecular analysis and transplantation. FACS enrichment reduced tumor formation and increased survival of ES cell-derived neuronal progenitors after transplantation. The properties and versatility of the microRNA-regulated vectors allows broad use of these vectors in stem cell applications.
AB - In this study, we have used a microRNA-regulated lentiviral reporter system to visualize and segregate differentiating neuronal cells in pluripotent cultures. Efficient suppression of transgene expression, specifically in undifferentiated pluripotent cells, was achieved by using a lentiviral vector expressing a fluorescent reporter gene regulated by microRNA-292. Using this strategy, it was possible to track progeny from murine ES, human ES cells, and induced pluripotent stem cells as they differentiated toward the neural lineage. In addition, this strategy was successfully used to FACS purify neuronal progenitors for molecular analysis and transplantation. FACS enrichment reduced tumor formation and increased survival of ES cell-derived neuronal progenitors after transplantation. The properties and versatility of the microRNA-regulated vectors allows broad use of these vectors in stem cell applications.
KW - ES
KW - Induced pluripotent stem cells
KW - Stem cells
KW - Transplantation
UR - http://www.scopus.com/inward/record.url?scp=77954923288&partnerID=8YFLogxK
U2 - 10.1073/pnas.1006568107
DO - 10.1073/pnas.1006568107
M3 - Journal article
C2 - 20534548
AN - SCOPUS:77954923288
VL - 107
SP - 11602
EP - 11607
JO - Proceedings of the National Academy of Sciences of the United States of America
JF - Proceedings of the National Academy of Sciences of the United States of America
SN - 0027-8424
IS - 25
ER -
ID: 228506424