On page 4267 in the 15 November 2012 issue, there is an error in Figure 3B. An incorrect glyceraldehyde-3-phosphate dehydrogenase (GAPDH) reverse transcription polymerase chain reaction loading control panel was inadvertently used in the left panel. The correct GAPDH panel corresponding to samples run in Figure 3B was run at the same time on an adjacent gel. As a result, the leftmost 4 lanes of the right panel are duplicated in the left panel. The corrected Figure 3 is shown below. The authors apologize for this error.

Figure 3.

BMP9-dependent induction of SDF1 expression is promoted by endoglin and is dependent on endothelial cell type. (A) The ligand specificity for the upregulation of SDF1 expression in HAEC and HMVEC-C was analyzed by RT-PCR after treatment with 5 ng/mL BMP9 or 10 ng/mL TGF-β1. (B) RT-PCR of HMVEC-C demonstrated upregulation of endoglin in response to treatment with BMP9 (5 ng/mL, 24 hours) and is impaired by endoglin suppression. (C) Real-time quantitative RT-PCR of endoglin and SDF1 cDNA induction by BMP9 in HAECs, in the presence of control shNT or shENG suppression. (D) Quantitative RT-PCR of SDF1 cDNA induction by BMP9 in HMVEC-C and HMVEC-D cell culture in the presence of control shNT or shENG suppression. Error bars represent mean ± SE for 3 experiments.

Figure 3.

BMP9-dependent induction of SDF1 expression is promoted by endoglin and is dependent on endothelial cell type. (A) The ligand specificity for the upregulation of SDF1 expression in HAEC and HMVEC-C was analyzed by RT-PCR after treatment with 5 ng/mL BMP9 or 10 ng/mL TGF-β1. (B) RT-PCR of HMVEC-C demonstrated upregulation of endoglin in response to treatment with BMP9 (5 ng/mL, 24 hours) and is impaired by endoglin suppression. (C) Real-time quantitative RT-PCR of endoglin and SDF1 cDNA induction by BMP9 in HAECs, in the presence of control shNT or shENG suppression. (D) Quantitative RT-PCR of SDF1 cDNA induction by BMP9 in HMVEC-C and HMVEC-D cell culture in the presence of control shNT or shENG suppression. Error bars represent mean ± SE for 3 experiments.

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