The OCT4 transcription factor is involved in many cellular processes, including development, reprogramming, maintaining pluripotency and differentiation. Synthetic OCT4 mRNA was recently used (in conjunction with other reprogramming factors) to generate human induced pluripotent stem cells. Here, we discovered that BAY 11-7082 (BAY11) could significantly increase the expression of OCT4 following transfection of synthetic mRNA (synRNA) into adult human skin cells. Importantly, the increased levels of OCT4 resulted in significantly increased expression of genes downstream of OCT4, including the previously identified SPP1, DUSP4 and GADD45G. We also identified a novel OCT4 downstream target gene SLC16A9 which demonstrated significantly increased expression following elevation of OCT4 levels. This small molecule-based stabilization of synthetic mRNA expression may have multiple applications for future cell-based research and therapeutics.
BAY11 enhances OCT4 synthetic mRNA expression in adult human skin cells.
Specimen part, Cell line, Treatment
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Blocking promiscuous activation at cryptic promoters directs cell type-specific gene expression.
Specimen part
View SamplesThe effect of different loss of functions; kumgang (kmg or CG5204), dMi-2, and kmg and always early (aly) double on the gene expression in spermatocyte differentation was assessed by microarray.
Blocking promiscuous activation at cryptic promoters directs cell type-specific gene expression.
Specimen part
View SamplesGene expression is tightly linked to histone acetylation on lysine residues that can be recognized by bromodomains. The testis-specific bromodomain protein tBRD-1 is essential for male fertility and might act as a co-factor of testis-specifc TAFs. Here, we perform microarray analyses and demonstrate that tBRD-1 selectively controls gene expression in male germ cells
tBRD-1 selectively controls gene activity in the Drosophila testis and interacts with two new members of the bromodomain and extra-terminal (BET) family.
Specimen part
View SamplesTranscriptional analysis was performed on pre and post excision human induced pluripotent stem cells, the donor human dermal fibroblasts (HDFs) they were derived from and control human embryonic stem cells
Generation and characterization of transgene-free human induced pluripotent stem cells and conversion to putative clinical-grade status.
Specimen part, Cell line
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