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Released: 2-May-2022 8:00 AM EDT
ATR activity controls stem cell quiescence via the cyclin F–SCF complex
Proceedings of the National Academy of Sciences (PNAS)

… Stem cell quiescence is regulated by multiple factors including p53, Rb, cyclin-dependent kinase inhibitors, such as p21 and p27, and Notch signaling (5–10). How these pathways may integrate to maintain stem cell … Dysregulation or loss of quiescence …

Released: 2-May-2022 8:00 AM EDT
Metabolically driven maturation of human-induced-pluripotent-stem-cell-derived cardiac microtissues on microfluidic chips
Nature Biomedical Engineering

… Human induced pluripotent stem cell (hiPSC) technology can be used for disease … Culturing hiPSC-CM or human embryonic stem cell-derived cardiomyocytes (hESC-CM) within … sufficient to induce full maturation of pluripotent stem cell-derived …

Released: 29-Apr-2022 12:00 PM EDT
Elon Musk's Political Spectrum Meme Is Not Quite Accurate
Newswise

Musk's meme suggests conservatives haven't really changed. However, according to research, Republicans have moved further to the right than Democrats have to the left.

Released: 29-Apr-2022 5:00 AM EDT
In vitro culture of hematopoietic stem cell niche using angiopoietin-1-coupled alginate hydrogel
International Journal of Biological Macromolecules

… stem cell niche. Here, we hypothesized that regulation of cell-cell interactions using a polymeric scaffold as synthetic extracellular matrix (ECM) could be critical in creating a hematopoietic stem cell … and cell-instructive characteristics for stem cell …

Released: 29-Apr-2022 5:00 AM EDT
Low-dose unfractionated heparin prophylaxis is a safe strategy for the prevention of hepatic sinusoidal obstruction syndrome after myeloablative adult allogenic stem cell transplant
Bone Marrow Transplantation

Hepatic sinusoidal obstruction syndrome (SOS) is a serious complication after allogeneic stem cell transplantation (allo-HCT). However, there is no uniform consensus on the optimal strategy for SOS prevention. Ursodeoxycholic acid is the …

Released: 29-Apr-2022 5:00 AM EDT
Intrinsic role of chaperone-mediated autophagy in cancer stem cell maintenance
Autophagy

… Its impact in any cancer stem cell (CSC) subtype remained elusive. In a recent study, we characterized the expression of LAMP2A and CMA activity in glioblastoma revealing its enrichment in a glioma stem cell (GSC) subpopulation. LAMP2A …

Released: 29-Apr-2022 5:00 AM EDT
Optimization of a PDMS-Based Cell Culture Substrate for High-Density Human-Induced Pluripotent Stem Cell Adhesion and Long-Term Differentiation into Cardiomyocytes under a Xeno-Free Condition
ACS Biomaterials Science & Engineering

… In this study, we found that the PDMS substrate coated with a combination of polydopamine (PDA) and laminin-511 E8 fragments (PDA + LME8-coated PDMS) can support human-induced pluripotent stem cell (hiPSC) attachment and growth for …

Released: 29-Apr-2022 5:00 AM EDT
4-hydroxybenzophenone exposure inhibits mouse hippocampal neural stem cell proliferation in vitro by upregulating Cxcl1
Toxicology in Vitro

Benzophenones are widely used in industry and commonly added in many personal care products. However, the neurotoxicity, in particular neurodevelopmental toxicity, of benzophenone family chemicals and metabolites has not been fully elucidated …

Released: 29-Apr-2022 5:00 AM EDT
Human Umbilical Cord Mesenchymal Stem Cell–Based in vitro Model for Neurotoxicity Testing
Current Protocols

… Human neuronal models range from various neuroblastoma cell lines to stem cell–derived systems, including those derived from mesenchymal stem/stromal cells (hMSC). hMSCs exhibit numerous advantages, including the fact that they can be obtained in …

Released: 29-Apr-2022 5:00 AM EDT
Manufacturing clinical‐grade human induced pluripotent stem cell‐derived beta cells for diabetes treatment
Cell Proliferation

… This review focuses on the key processes and guidelines for clinical translation of human induced pluripotent stem cell (hiPSC)derived β cells for diabetes cell therapy. Here, we discuss the (1) key considerations of manufacturing clinical-grade hiPSCs …

Newswise:Video Embedded live-event-for-april-28th-the-tuskegee-syphilis-study-50-years-later-why-it-still-matters
VIDEO
Released: 28-Apr-2022 4:05 PM EDT
VIDEO AND TRANSCRIPT of Live Event for April 28th: The Tuskegee Syphilis Study 50 Years Later. Why It Still Matters
Newswise

It’s been 50 years since the Tuskegee Study was disclosed to the American public. In May, a new riveting account of the Study, when government doctors intentionally withheld effective therapy for syphilis for 40 years in 400 African American men, will be published in the American Journal of Respiratory and Critical Care Medicine. The article explains the deeper everlasting lessons of the study.

       
Released: 27-Apr-2022 5:00 AM EDT
Circulating endothelial cells and endothelial progenitor cells as potential predictors of acute GVHD after allogeneic hematopoietic stem cell transplantation
European Journal of Haematology

… stem cell transplantation. Endothelial cell damage may trigger the initiation of aGVHD. Methods: Endothelial damage and repair were evaluated by counting circulating endothelial cells (CECs) and endothelial progenitor cells (EPCs) in 17 …

Released: 27-Apr-2022 5:00 AM EDT
Tumor stem cell-derived exosomal microRNA-17-5p inhibits anti-tumor immunity in colorectal cancer via targeting SPOP and overexpressing PD-L1
Cell Death Discovery

Exosomes are known to transmit microRNAs (miRNAs) to affect human cancer progression, and miR-17-5p has been manifested to exert facilitated effects on colorectal cancer (CRC) progression, while the role of tumor stem cells-derived …

Released: 27-Apr-2022 5:00 AM EDT
E3 ligase HUWE1 promotes PDGF D-mediated osteoblastic differentiation of mesenchymal stem cells by effecting polyubiquitination of β-PDGFR
Journal of Biological Chemistry

… Mesenchymal stem cells (MSCs) are adult stem cell populations and exhibit great potential in regenerative medicine and oncology. Platelet-derived growth factors (PDGFs) are well-known to regulate MSC biology through their chemotactic and mitogenic …

Released: 27-Apr-2022 5:00 AM EDT
Leukotrienes promote stem cell self-renewal and chemoresistance in acute myeloid leukemia
Leukemia

Acute myeloid leukemia (AML) is characterized by poor clinical outcomes due to high rates of relapse following standard-of-care induction chemotherapy. While many pathogenic drivers have been described in AML, our understanding of the …

Released: 25-Apr-2022 4:00 AM EDT
Lower frequency of T stem cell memory (TSCM) cells in hepatitis B vaccine nonresponders
Immunologic Research

… There was a statistically significant difference in the frequency of CD4+ CD95+, CD4+ CD95 Hi, and CD4+ CD95 low/med T stem cell memory (T SCM) cells between responder and nonresponder groups. However, the comparison of the …

Released: 25-Apr-2022 4:00 AM EDT
Central nervous system infection with Seoul Orthohantavirus in a child after hematopoietic stem cell transplantation: a case report
Virology Journal

… The child was pretreated with modified Bu/Cy plus ATG regimen for transplantation, and underwent haploid hematopoietic stem cell … , intravenous immunoglobulin (IVIG) transfusion, stem cell transfusion and other treatments, and …

Released: 25-Apr-2022 4:00 AM EDT
Mesenchymal Stem Cell Treatment Restores Liver Macrophages Homeostasis to Alleviate Mouse Acute Liver Injury Revealed by Single-cell Analysis
Pharmacological Research

Acute liver injury (ALI) is characterized by massive hepatocyte necrosis and subsequent recruitment of myeloid cells to liver. Mesenchymal stem cells (MSCs) have therapeutic potential for ALI through their immunoregulation on macrophages …

Released: 25-Apr-2022 4:00 AM EDT
The combined therapy of mesenchymal stem cell transplantation and resveratrol for diabetes: Future applications and challenges
Life Sciences

… MSC, a pluripotent stem cell, has self-renewal capability and multidirectional differentiation potential, and it can be obtained from tissues, such as the umbilical cord, bone marrow and fat [24], [25]. Many experimental and clinical studies proved …

Released: 25-Apr-2022 4:00 AM EDT
Correlation Between Genetic Abnormalities in Induced Pluripotent Stem Cell-Derivatives and Abnormal Tissue Formation in Tumorigenicity Tests
Stem Cells Translational Medicine

Cell therapy using induced pluripotent stem cell (iPSC) derivatives may result in abnormal tissue generation because the cells undergo numerous cycles of mitosis before clinical application, potentially increasing the accumulation of genetic …



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