• Lindgaard Brewer posted an update 6 months, 1 week ago

    SSc with a decreased symptom burden at baseline exhibited improved outcomes. Copyright © Rezus et al.Type 2 taste receptor 10 (TAS2R10), belonging to the TAS2R family of bitter receptors, is widely expressed in extra-oral tissues. However, its biological roles beyond bitterness sensing in the tongue have remained largely elusive. The present study aimed to perform a positive co-expression analysis using 60,000 Affymetrix expression arrays and 5,000 The Cancer Genome Atlas datasets to uncover such roles. Based on the functional enrichment analysis, it was indicated that in the Gene Ontology (GO) category biological process, TAS2R10 was mostly involved in ‘cellular protein metabolic process’, ‘protein modification process’, ‘cellular protein modification process’ and ‘cellular component assembly’. In the GO category cellular component, the co-expressed genes were accumulated in ‘Spt-Ada-Gcn5 acetyltransferase (SAGA)-type complex’ and ‘SAGA complex’, and in the category molecular function, they were concentrated in ‘hexosaminidase activity’, ‘cytoskeletal adaptor activity’, ‘cyclin binding’ and ‘β-N-acetylhexosaminidase activity’. Of note, it was indicated that TAS2R10 may be involved in ‘ubiquitin-mediated proteolysis’, which may provide a starting point to fully investigate the detailed functions of TAS2R10 in the future. TAS2R10 was also indicated to be associated with human diseases, i.e. ‘Salmonella infection’. Overall, the present study was the first to perform a comprehensive bioinformatics analysis of the functions of TAS2R10 and provide insight regarding the notion that this gene may have crucial roles beyond bitterness sensing. Copyright © Zhu et al.The present study was designed to investigate the effect of adipose-derived stem cells (ADSCs) on acute graft vs. host disease (aGVHD) and hematopoietic recovery after allogeneic hematopoietic stem cell transplantation. ADSCs, bone marrow-derived stem cells (BMSCs) and fibroblasts were cultured. ADSCs were cocultured with hematopoietic stem/progenitor cells. Then, ADSCs were infused into the aGVHD rat model. The survival of the rats was recorded. Livers and small intestines were obtained from sacrificed rats for pathological examinations. Expression of the Sry gene in recipient rats that survived longer than 21 days was examined by real-time PCR to detect the presence of donor Y chromosome. Expression of serum interferon (INF)-γ and interleukin (IL)-4 was detected by ELISA at 0, 7, 14, 21 and 50 days after transplantation. Transplantation of ADSCs improved the survival of aGVHD rats. Survived ADSCs participated in hematopoietic reconstitution in aGVHD rats. ADSCs decreased aGVHD severity by immunomodulation. ADSCs support the proliferation of hematopoietic stem/progenitor cells in vitro. The present study demonstrated that ADSCs may reduce aGVHD by influencing the balance of IL-4 and INF-γ and can promote long-term hematopoiesis. Copyright © Jiang et al.To investigate the potential risk factors for small-for-gestational-age (SGA) and appropriate-for-gestational-age (AGA) late-term infants, 100 cases of single full-term SGA infants delivered in the Department of Obstetrics, The First Affiliated Hospital of Chongqing Medical University in 2017 were enrolled as the SGA group. A total of 100 healthy AGA who were born at the same time with the same gestational age were randomly included as the control group. The perinatal and postpartum adverse conditions of the two groups were recorded, and Apgar tests were performed on all newborns at 1 min (T1), 5 min (T2) and 10 min (T3) after birth. A follow-up survey was conducted in all patients at 6 and 12 months of age. At the second follow-up, the development quotient of the children was measured using the Gesell Developmental Schedule, and the perinatal risk factors of SGA were analyzed. The incidence of intrauterine distress, respiratory distress syndrome and infectious disease in the SGA group was significantly higheilical cord, maternal pregnancy-induced hypertension, gestational diabetes, infection during pregnancy and intrauterine distress are all perinatal risk factors for SGA. Effective interventions are needed in clinical assessment to prevent the occurrence of SGA. Copyright © Cheng et al.Development of cisplatin resistance in colorectal cancer is largely caused by dysregulation of signaling pathways, including the Wnt/β-catenin signaling pathway, in cancer cells. Further investigation into the molecular mechanism of chemoresistance could improve outcomes for patients with colorectal cancer. The present study determined that fibroblast growth factor 9 (FGF9) was overexpressed in tumor tissues compared with normal tissues from patients with colorectal cancer. Using the colorectal cancer cell line LoVo, transfection of recombinant FGF9 decreased cisplatin-induced cell apoptosis whilst FGF9 silencing increased cisplatin-induced apoptosis. check details Western blot analysis and reverse transcription-quantitative polymerase chain reaction demonstrated that FGF9 decreased adenomatous polyposis coli (APC) mRNA and protein expression and contributed to activation of the Wnt/β-catenin signaling pathway. Notably, an increase in FGF9 and β-catenin protein expression and a decrease in APC protein expression was observed in the established LoVo cisplatin resistant cell line (LoVo/cisplatin). Silencing of FGF9 reversed cisplatin resistance of LoVo/cisplatin cells. In conclusion, the present findings suggested that FGF9 activated the Wnt signaling pathway and was a mediator of cisplatin resistance in colorectal cancer. Copyright © Zhang et al.Heart disease remains the leading cause of morbidity and mortality worldwide. Induced pluripotent stem cells (iPSCs) have the ability to differentiate into cardiomyocytes (CMs), rendering this cell type to be a promising pre-cursor of cardiomyocytes for cell-based cardiac regeneration. Obtaining CMs with a high yield and purity coupled with improved subsequent survival could prove to be invaluable for the future cell replacement therapeutic strategies. Rho-associated protein kinase (ROCK) is involved in a wide range of fundamental cellular functions and serves significant roles in cardiac physiology. In the present study, human (h)iPSC-CMs were generated from iPSCs by including glycogen synthase kinase 3β and Wnt inhibitors in the basal culture media. The possible effect of Y27632, a ROCK inhibitor, on hiPSC-CMs was then investigated. hiPSC-CMs of high purity were harvested with >96% of cells expressing cardiac troponin T. Additionally, treatment with 10 µM Y27632 significantly improved the viability of dissociated hiPSC-CMs.

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