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Released: 13-May-2022 5:45 AM EDT
Autophagy in PDGFRα+ mesenchymal cells is essential for intestinal stem cell survival
Proceedings of the National Academy of Sciences (PNAS)

… for Atg5, the stem cell loss in vivo was more pronounced than in vitro, suggesting that additional cell populations likely depend upon Atg5 function to support ileum health. We first tested whether ATG5-dependent WNT signaling was required for …

Released: 13-May-2022 5:45 AM EDT
Spatial epitranscriptomics reveals A-to-I editome specific to cancer stem cell microniches
Nature Communications

… With Select-seq, we analyse the cancer stem cell-like microniches in relation to the tumour microenvironment of triple-negative breast cancer patients. We identify alternative splice variants, perform complementarity-determining region analysis of …

Released: 13-May-2022 5:45 AM EDT
Haematopoietic stem cell gene therapy in inborn errors of metabolism
British Journal of Haematology

Over the last 30 years, allogeneic haematopoietic stem cell transplantation (allo‐HSCT) has been adopted as a therapeutic strategy for many inborn errors of metabolism (IEM), due to the ability of donor‐derived cells to provide life‐long enzyme delivery to …

Released: 12-May-2022 5:00 AM EDT
Risk prediction of CMV reactivation after allogeneic stem cell transplantation using five non-HLA immunogenetic polymorphisms
Annals of Hematology

Despite advances in the understanding of the pathophysiology of cytomegalovirus (CMV) infection, it remains as one of the most common infectious complications after allogeneic hematopoietic stem cell transplantation (allo-HSCT). The aim of this study …

Released: 11-May-2022 5:00 AM EDT
Gastruloids: Pluripotent stem cell models of mammalian gastrulation and embryo engineering
Developmental Biology

… Also, and most importantly, when comparing results across laboratories we need to bear in mind that no embryonic stem cell line is a tabula rasa. Different cell lines have been shown to exhibit biases in differentiation potential (Ortmann et al., 2020) …

Released: 11-May-2022 5:00 AM EDT
β-elemene suppresses tumor metabolism and stem cell-like properties of non-small cell lung cancer cells by regulating PI3K/AKT/mTOR signaling
American Journal of Cancer Research

Multi-drug resistance remains a critical issue in cancer treatment that hinders the effective use of chemotherapeutic drugs. The active components of traditional Chinese medicine have been applied as adjuvants to accentuate the anticancer …

Released: 10-May-2022 5:00 AM EDT
A FoxA2+ long-term stem cell population is necessary for growth plate cartilage regeneration after injury
Nature Communications

… reside in the RZ, a known location for stem cells 5,11 , and that FoxA2+ cells are located in close proximity to the SOC, which is viewed as a signaling center of RZ stemness 10 , we asked whether FoxA2+ cells are different than the previously …

Released: 10-May-2022 5:00 AM EDT
An instantly fixable and self-adaptive scaffold for skull regeneration by autologous stem cell recruitment and angiogenesis
Nature Communications

Limited stem cells, poor stretchability and mismatched interface fusion have plagued the reconstruction of cranial defects by cell-free scaffolds. Here, we designed an instantly fixable and self-adaptive scaffold by dopamine-modified hyaluronic acid …

Released: 9-May-2022 5:00 AM EDT
Mesenchymal Stem Cell-Derived Nanovesicles as a Credible Agent for Therapy of Pulmonary Hypertension
American Journal of Respiratory Cell and Molecular Biology

… In order to obtain the highest yield of mesenchymal stem cell-derived nanovesicles (MSC-NVs), we employed a serial extrusion approach using polycarbonate membrane filters with 5 μm, 1 μm, 0.4 μm, and 0.2 μm pore sizes …

Released: 9-May-2022 5:00 AM EDT
The application of cancer stem cell model in malignant mesothelioma
Critical Reviews in Oncology/Hematology

The high mortality rate of malignant pleural mesothelioma led to study the mechanisms for chemoresistance. The cancer stem cell (CSC) model has been proposed to explain chemoresistance. CSCs are characterized by self-renewal …

Released: 6-May-2022 2:05 PM EDT
The newly released Pfizer documents do not show that their COVID-19 vaccine is unsafe
Newswise

Pfizer has NOT declared their COVID vaccines unsafe for pregnancy and breastfeeding women, despite misleading claims on social media, nor have they said that the real efficacy rate for their vaccine (COMIRNATY) is 12 percent.

Released: 5-May-2022 6:05 AM EDT
Disturbance of calcium homeostasis and myogenesis caused by TET2 deletion in muscle stem cells
Cell Death Discovery

… In this study, we demonstrated that TET2 deficiency impaired muscle stem cell proliferation and differentiation, leading to notable changes in mouse body weight and muscle morphology during development. We further assayed the genome-wide …

Released: 4-May-2022 6:05 AM EDT
Massive periorbital edema following hematopoietic stem cell transplantation
American Journal of Ophthalmology Case Reports

… related to complications of hematopoietic stem cell transplantation. This highlights a non-… The most frequent ocular complication of autologous hematopoietic stem cell transplantation is … periorbital edema in a patient after hematopoietic stem cell …

Released: 4-May-2022 6:05 AM EDT
Biomarkers of Cancer Stem Cells for Experimental Research and Clinical Application
Journal of Personalized Medicine

… This article provides a review of the most frequently used CSCs and stem cell markers. … of stem cells, because they play a role in stem cell pluripotency and their interactions with various co-… Indeed, the functional role of stem cell factors in …

Released: 4-May-2022 6:05 AM EDT
Differentiation and Engineering of Human Stem Cells for Smooth Muscle Generation
Mary Ann Liebert Inc. Publishers

… the multitude of stem cell types (adipose derived, bone marrow derived, embryonic and induced pluripotent) and techniques employed to induce stem cell proliferation and differentiation … Here, we curate several studies on stem cell …

Released: 4-May-2022 6:05 AM EDT
Using stem cell models to explore the genetics underlying psychiatric disorders: linking risk variants, genes, and biology in brain disease
The American Journal of Psychiatry

… Instead, using stem cell models, it is possible to recapitulate neurodevelopment in vitro, essentially observing risk in a laboratory dish. We … The first human embryonic stem cell lines were grown in 1998, with the theoretical capability to …

Released: 4-May-2022 6:05 AM EDT
PO-660-03 Optical Control of Arrhythmia Morphology in Human Induced Pluripotent Stem Cell Derived Cardiomyocyte Cell Sheets
Heart Rhythm

PO-660-03 OPTICAL CONTROL OF ARRHYTHMIA MORPHOLOGY IN HUMAN INDUCED PLURIPOTENT STEM CELL DERIVED … To develop a method for the induction of morphologically and physiologically defined arrhythmias in human …

Released: 3-May-2022 3:00 PM EDT
The latest expert commentary on the U.S. Supreme Court
Newswise

Are you looking for expert commentary on the leaked opinion draft that appears to overturn Roe v. Wade? Newswise has you covered! Below are some of the latest headlines that have been added to the U.S. Supreme Court channel on Newswise.

       
Released: 2-May-2022 8:00 AM EDT
Allogeneic hematopoietic stem cell transplantation: lessons learned by a molecular immunologist/transplant patient
Trends in Immunology

Much has been learned about the genes and pathways that contribute to a diverse array of hematopoietic malignancies and other hematopoietic diseases. However, for many of these diseases, an allogeneic hematopoietic stem cell (HSC) transplant …

Released: 2-May-2022 8:00 AM EDT
ILC1s control leukemia stem cell fate and limit development of AML
Nature Immunology

… Here, we show that a high density of ILC1s induces leukemia stem cell (LSC) apoptosis in mice. At a lower density, ILC1s prevent LSCs from differentiating into leukemia progenitors and promote their differentiation into non-leukemic cells, thus …

Released: 2-May-2022 8:00 AM EDT
Neuron-specific enolase promotes stem cell-like characteristics of small-cell lung cancer by downregulating NBL1 and activating the BMP2/Smad/ID1 pathway
Oncogenesis

… In summary, our study demonstrated that NSE promoted stem cell-like characteristics of SCLC via NBL1 and the activation of the BMP2/… , which promotes stem cell-like characteristics [20, 21]. Thus, we aimed to determine …

Released: 2-May-2022 8:00 AM EDT
Investigating the feasibility and ethical implications of phenotypic screening using stem cell-derived tissue models to detect and manage disease
Stem Cell Reports

Stem-cell-derived tissue models generated from sick people are being used to understand human development and disease, drug development, and drug screening. However, it is possible to detect disease phenotypes before a patient …

Released: 2-May-2022 8:00 AM EDT
ASCL1 activates neuronal stem cell-like lineage programming through remodeling of the chromatin landscape in prostate cancer
Nature Communications

… ASCL1 is required to establish the neuronal and stem cell-like lineage … To determine whether ASCL1 is required for the development of neuronal and stem cell-like phenotype… neuronal and stem cell differentiation and functions to bias the cell fate …

Released: 2-May-2022 8:00 AM EDT
Host-microbe interactions and outcomes in multiple myeloma and hematopoietic stem cell transplantation
Cancer and Metastasis Reviews

… of the gut microbiota correlate with superior outcomes after hematopoietic stem cell transplantation. Correlative data support the impact of … discuss data describing the key role of microbiota in hematopoietic stem cell transplantation for …

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
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
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
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 …

Released: 25-Apr-2022 4:00 AM EDT
Single metal-organic framework–embedded nanopit arrays: A new way to control neural stem cell differentiation
Science Advances

… stem cell sources and differentiation lineages and is therefore useful for various stem cell–… cells and extracellular matrix components, guiding stem cell fates ex vivo is generally initiated … ultimately negatively affects the guiding efficiency of the …

Released: 25-Apr-2022 4:00 AM EDT
Mesenchymal Stem Cell Therapy in the Treatment of Neurodegenerative Cerebellar Ataxias: a Systematic Review and Meta-analysis
The Cerebellum

… The objective of this study is to synthesise the findings of clinical studies in order to derive evidence for use of the mesenchymal stem cell (MSC) therapy in the treatment of neurodegenerative cerebellar ataxias. In order to find relevant studies …

Released: 25-Apr-2022 4:00 AM EDT
ZNF117 regulates glioblastoma stem cell differentiation towards oligodendroglial lineage
Nature Communications

… d Stem cell frequency of GS5 cells treated with Cas9 and the indicated sgRNAs as determined by limiting dilution assay. e–g Representative flow cytometry images (e) and corresponding quantification (f) (n = 3 biologically independent samples, black …

Released: 25-Apr-2022 4:00 AM EDT
Microbial–stem cell interactions in periodontal disease
Journal of Medical Microbiology

… methylation status, which in turn compromised periodontal stem cell function including a reduction in proliferation and differentiation … co‐regulator, which plays a key role in cell proliferation, differentiation, and stem cell self‐renewal [86]. The …

Released: 25-Apr-2022 2:10 AM EDT
Decoding Human Hematopoietic Stem Cell Self-Renewal
Current Stem Cell Reports

… Allogeneic hematopoietic stem cell transplantation (HSCT) can be a highly effective treatment for patients with hematological malignancies and hereditary blood disorders if a suitable HSC graft can be obtained, ideally from an HLA (human leukocyte …

Released: 25-Apr-2022 2:10 AM EDT
Current Status and Perspectives of Allogeneic Hematopoietic Stem Cell Transplantation in Elderly Patients with Acute Myeloid Leukemia
Stem Cells Translational Medicine

As in younger patients, allogeneic stem cell transplantation (alloHSCT) offers the best chance for durable remission in older patients (≥60 years) with acute myeloid leukemia (AML). However, defining the best treatment strategy (and in particular …



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