Mesenchymal stem cells (MSC) are self-renewing multipotent cells which hold great potential in stem cell-based therapy. MSC can be derived from multiple adult tissues but require invasive harvesting and imply donor-to-donor differences. MSC derived from embryonic stem cells (ESC) may provide an alternative source not suffering from those limitations, but to what extend they correspond to the adult counterpart is not known. Here we characterized human ESC-derived MSC in-depth and compared them to human adult tissue-derived MSC (bone marrow BM-MSC) as well as to hESC using next-generation RNA sequencing. In MSC we observed enrichment of proteins involved in cell adhesion, wound healing, extracellular matrix generation, as well as vesicle-mediated transport and exosomes, with the latter pointing towards paracrine signaling. The enrichment and variety of developmental terms associated with MSC further suggest the support function in tissue regeneration. The observed differences between ESC-and adult tissue derived-MSC are similar in magnitude to those reported for MSC of different origin and the former may thus represent an alternative source for therapeutic applications.
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View SamplesBovine RNA sequences
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Sex, Specimen part, Disease, Disease stage, Cell line, Treatment
View SamplesAGO1 RIP-Seq from chromatin associated RNAs
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Sex, Specimen part, Cell line
View SamplesEvaluation of pretreatment gene expression profiling features in elderly CLL patients; correlation with clinical outcome
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Sex, Age, Specimen part
View SamplesWe describe 9 CLL patients who underwent a spontaneous clinical regression. CD38 and ZAP-70 were negative in all cases. Immunoglobulin heavy chain variable region (IgVH) genes, mutated in all 7 evaluable patients, were restricted to the VH3 family in 6, with the usage of VH3-30 gene in 2. The light chain variable region genes were mutated in 6/8 cases, with the usage of V4-1 gene in 3. Microarray analysis of CLL cells revealed a distinctive genomic profile. The number of activated T lymphocytes expressing IFN-, TNF- and IL-4 was similar between CLL in spontaneous regression and healthy individuals.
Spontaneous regression of chronic lymphocytic leukemia: clinical and biologic features of 9 cases.
Specimen part
View SamplesCompare expression profiles between Col-0 and transgenic lines overexpressing AtFAAH(At5g64440) after inoculated with nonhost pathogen Pseudomonas syringae pv. syringae at 0, 6 and 12 hours.
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Age, Specimen part, Subject, Time
View SamplesSince the role of cord blood (CB) regulatory T cells (Tregs) for the suppression of the allogeneic T-cell response is under investigation, we analyzed and compared the functional properties and gene expression profile of Tregs expanded from CB units or from the peripheral blood (PB) of helathy donors. Tregs were purified from 23 CB units and from the PB of 13 donors and expanded for 6 days with anti-CD3, anti-CD28 and IL-2. Immunophenotypic analyses were performed, and suppressor activity of expanded Tregs was measured in mixed lymphocyte reaction (MLR) cultures. The IL-10 production capacity was tested and gene expression profile experiments were performed on 6 Tregs from PB and 4 from CB. CB and PB Tregs had similar immunophenotypic features. Tregs from CB presented a higher expansion capacity and genomic characterization showed in CB-derived Tregs a significant enrichments of genes involved in cell proliferation, chromatin modification and regulation of gene expression in CB-derived Tregs. All samples were positive for the Foxp3 gene and protein after expansion. CB and PB expanded Tregs exerted a comparable and potent suppressive function of MLR and presented a high in vitro IL-10 production capacity. Gene profile analysis also revealed for PB Tregs a significant enrichments of genes involved in the adaptive immune response.
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Specimen part
View SamplesTranscript profiling and gene expression studies in NAE-treated seedlings: Seeds were germinated and seedlings maintained for 4 d in liquid MS media supplemented with 35 uM NAE(12:0)(N-lauroylethanolamine) prior to RNA isolation.
N-Acylethanolamine metabolism interacts with abscisic acid signaling in Arabidopsis thaliana seedlings.
Age, Specimen part, Compound
View SamplesWe compared the gene expression profile from a group of children with T-cell acute lymphoblastic leukamia who remained in continuous complete remission (CCR) (n = 7) with that from a group who relapsed (n = 5), using Affymetrix HG-U133A arrays. Using the decision-tree based supervised learning algorithm Random Forest (RF), genes were ranked with respect to their ability to discriminate between patients who remained in CCR and those who relapsed. From the 300 top-ranked probe sets 9 genes were selected for further investigation and validation in an independent cohort of 25 T-ALL patients using quantitative real time polymerase chain reaction.
Identification of novel molecular prognostic markers for paediatric T-cell acute lymphoblastic leukaemia.
Sex, Age, Specimen part, Disease, Subject
View SamplesRNA-seq analysis of lung and brain tissues from ferrets infected with Hendra virus and Nipah-Bangladesh virus
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Sex, Specimen part, Cell line, Time
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