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Released: 28-Feb-2022 6:00 AM EST
Reversing type 1 diabetes with stem cell–derived islets: a step closer to the dream?
Journal of Clinical Investigation

… Stem cell–derived insulin-producing cells can theoretically be generated in endless quantities… stem cell–based therapies for type 1 diabetes. The approaches are very different. Vertex embarked on a phase I/II clinical trial in March 2021 in …

Released: 28-Feb-2022 6:00 AM EST
Cerebral Protection in TAVR—Can We Do Without? A Real-World All-Comer Intention-to-Treat Study—Impact on Stroke Rate, Length of Hospital Stay, and Twelve-Month Mortality
Journal of Personalized Medicine

… Background: Stroke associated with transcatheter aortic valve replacement (TAVR) is a potentially devastating complication. Until recently, … of TAVR-related stroke. However, its effectiveness is still undetermined. Objectives: To explore the impact of …

Released: 25-Feb-2022 8:00 AM EST
The role of TAVR in patients with heart failure: do we have the responses to all questions?
Heart Failure Reviews

… A meta-analysis including 7673 patients undergone to TAVR demonstrated that low stroke-volume index, a parameter of transaortic flow, was related with an increased mortality compared with patients with normal stroke volume index [36] …

Released: 24-Feb-2022 1:55 PM EST
Expert sources for your Ukraine-Russia conflict stories
Newswise

Expert sources for your Ukraine-Russia conflict stories

Released: 24-Feb-2022 7:00 AM EST
The role of TAVR in patients with heart failure: do we have the responses to all questions?
Heart Failure Reviews

… A meta-analysis including 7673 patients undergone to TAVR demonstrated that low stroke-volume index, a parameter of transaortic flow, was related with an increased mortality compared with patients with normal stroke volume index [36] …

Released: 23-Feb-2022 6:35 PM EST
The claim that 'Russia, throughout all of its history, has never attacked anyone' is false
Newswise

The claim that "Russia, throughout all of its history, has never attacked anyone" is false.

Released: 23-Feb-2022 6:55 AM EST
Baseline PA/BSA ratio in patients undergoing transcatheter aortic valve replacement – A novel CT-based marker for the prediction of pulmonary hypertension and outcome
International Journal of Cardiology

… As compared to patients with a large PA/BSA, the occurrence of a stroke at 30 days was higher in patients with a small PA/BSA in the present cohort. The risk for stroke after TAVR is likely to be multifactorial [33]. Seppelt et al. reported that balloon-expandable …

17-Feb-2022 3:35 PM EST
The Latest Research News in Cardiovascular Health
Newswise

The Latest Research News in Cardiovascular Health

Released: 22-Feb-2022 5:00 AM EST
CPEB1 directs muscle stem cell activation by reprogramming the translational landscape
Nature Communications

… through the regulation of p27Kip1 mRNA translation and modulates glioma stem cell differentiation via regulating Hes1 and Sirt1 translation 36,… may be a potential Aurka downstream target, regulating SC function with regards to stem cell self-renewal …

Released: 22-Feb-2022 5:00 AM EST
Baseline PA/BSA ratio in patients undergoing transcatheter aortic valve replacement – A novel CT-based marker for the prediction of pulmonary hypertension and outcome
International Journal of Cardiology

… As compared to patients with a large PA/BSA, the occurrence of a stroke at 30 days was higher in patients with a small PA/BSA in the present cohort. The risk for stroke after TAVR is likely to be multifactorial [33]. Seppelt et al. reported that balloon-expandable …

Released: 21-Feb-2022 7:00 AM EST
Autologous NK cells as consolidation therapy following stem cell transplantation in multiple myeloma
Cell Reports

Few approaches have been made toward exploring autologous NK cells in settings of cancer immunotherapy. Here, we demonstrate the feasibility of infusing multiple doses of ex vivo activated and expanded autologous NK cells in patients with …

Released: 21-Feb-2022 7:00 AM EST
Baseline PA/BSA ratio in patients undergoing transcatheter aortic valve replacement – A novel CT-based marker for the prediction of pulmonary hypertension and outcome
International Journal of Cardiology

… As compared to patients with a large PA/BSA, the occurrence of a stroke at 30 days was higher in patients with a small PA/BSA in the present cohort. The risk for stroke after TAVR is likely to be multifactorial [33]. Seppelt et al. reported that balloon-expandable …

Released: 17-Feb-2022 6:00 AM EST
Implication of Different ECG Left Ventricular Hypertrophy in Patients Undergoing Transcatheter Aortic Valve Replacement
Journal of the American Heart Association

… The presence of atrial fibrillation was also included as a risk factor for stroke after TAVR. In these models, ECG LVH by 3 different criteria … patients with severe AS undergoing TAVR to evaluate the association between clinical outcomes after TAVR …

Released: 16-Feb-2022 8:00 AM EST
Reversing type 1 diabetes with stem cell–derived islets: a step closer to the dream?
Journal of Clinical Investigation

… Stem cell–derived insulin-producing cells can theoretically be generated in endless quantities… stem cell–based therapies for type 1 diabetes. The approaches are very different. Vertex embarked on a phase I/II clinical trial in March 2021 in …

Released: 16-Feb-2022 8:00 AM EST
Use of Direct Oral Anticoagulant and Outcomes in Patients With Atrial Fibrillation after Transcatheter Aortic Valve Replacement: Insights From the STS/ACC TVT Registry
Journal of the American Heart Association

… and use of OAC in patients with TAVR and AF, we excluded all patients with a prior mechanical valve, prior stroke within 1 year, in‐… In an analysis from a large clinical data registry of US patients with AF undergoing TAVR, we found that the 1‐year …

Released: 15-Feb-2022 4:45 PM EST
Electric cars have a smaller carbon footprint than traditional cars, despite claim
Newswise

We find the claim about the overall environmental impact of electric vehicles misleading.

Released: 15-Feb-2022 9:35 AM EST
Use of Direct Oral Anticoagulant and Outcomes in Patients With Atrial Fibrillation after Transcatheter Aortic Valve Replacement: Insights From the STS/ACC TVT Registry
Journal of the American Heart Association

… and use of OAC in patients with TAVR and AF, we excluded all patients with a prior mechanical valve, prior stroke within 1 year, in‐… In an analysis from a large clinical data registry of US patients with AF undergoing TAVR, we found that the 1‐year …

Released: 15-Feb-2022 9:00 AM EST
Muscle stem cell adaptations to cellular and environmental stress
Skeletal Muscle

… For example, muscle stem cell quiescence is mediated in part by the eIF2α arm of the integrated … stem cell fitness, to safeguard the lifelong regeneration of the muscle. Fit muscle stem cells that maintain robust stress responses are permitted to …

Released: 15-Feb-2022 9:00 AM EST
Reversing type 1 diabetes with stem cell–derived islets: a step closer to the dream?
Journal of Clinical Investigation

… Stem cell–derived insulin-producing cells can theoretically be generated in endless quantities… stem cell–based therapies for type 1 diabetes. The approaches are very different. Vertex embarked on a phase I/II clinical trial in March 2021 in …

Released: 14-Feb-2022 8:00 AM EST
The role of TAVR in patients with heart failure: do we have the responses to all questions?
Heart Failure Reviews

… A meta-analysis including 7673 patients undergone to TAVR demonstrated that low stroke-volume index, a parameter of transaortic flow, was related with an increased mortality compared with patients with normal stroke volume index [36] …

Released: 14-Feb-2022 8:00 AM EST
Chloride intracellular channel 1 activity is not required for glioblastoma development but its inhibition dictates glioma stem cell responsivity to novel biguanide derivatives
Journal of Experimental & Clinical Cancer Research

Chloride intracellular channel-1 (CLIC1) activity controls glioblastoma proliferation. Metformin exerts antitumor effects in glioblastoma stem cells (GSCs) inhibiting CLIC1 activity, but its low potency hampers its translation in clinical settings. We …

Released: 14-Feb-2022 8:00 AM EST
Enhanced germline stem cell longevity in Drosophila diapause
Nature Communications

… We were surprised to find that GSCs are not maintained in a stem cell state during diapause, even though ovaries can rebound post-diapause to youthful stem cell numbers, proliferation, and ovary size. This remarkable recovery potential appears …

Released: 14-Feb-2022 8:00 AM EST
In situ monitoring reveals cellular environmental instabilities in human pluripotent stem cell culture
Communications Biology

… Although our study is the only assessment of a stem cell line culture (H1 hESC), the relationship between changes in pH and dO 2 was … These data further indicate that although the H1 hESC line, and potentially also other stem cell types, can …

Released: 14-Feb-2022 8:00 AM EST
Ion channels in stem cells and their roles in stem cell biology and vascular diseases
Journal of Molecular and Cellular Cardiology

… In recent years, significant progress has been made in stem cell research, especially in the mechanism of stem cell activation, homing and … of stem cell ion channels. In this review, we reviewed the main ion channels found on stem cells …

Released: 14-Feb-2022 8:00 AM EST
Use of Direct Oral Anticoagulant and Outcomes in Patients With Atrial Fibrillation after Transcatheter Aortic Valve Replacement: Insights From the STS/ACC TVT Registry
Journal of the American Heart Association

… and use of OAC in patients with TAVR and AF, we excluded all patients with a prior mechanical valve, prior stroke within 1 year, in‐… In an analysis from a large clinical data registry of US patients with AF undergoing TAVR, we found that the 1‐year …

Released: 14-Feb-2022 8:00 AM EST
The MuvB complex safeguards embryonic stem cell identity through regulation of the cell cycle machinery
Journal of Biological Chemistry

Increasing evidences indicate that unlimited capacity for self-renewal and pluripotency, two unique properties of embryonic stem cells (ESCs), are intrinsically linked to cell cycle control. However, the precise mechanisms coordinating cell fate …

Released: 11-Feb-2022 4:45 PM EST
The latest research news in Physics for the media
Newswise

Here are some of the latest articles we've posted in the Physical Science channel.

       
Released: 10-Feb-2022 12:00 PM EST
Biomass Microcapsules with Stem Cell Encapsulation for Bone Repair
Nano-Micro Letters

… stem cell therapy has become a promising clinical approach [8], direct injection of stem cells into the target tissues will possibly result in decreasing cell viability, retention, and engraftment, which have largely limited the practical application of …

Released: 10-Feb-2022 12:00 PM EST
Reversing type 1 diabetes with stem cell–derived islets: a step closer to the dream?
Journal of Clinical Investigation

… Stem cell–derived insulin-producing cells can theoretically be generated in endless quantities… stem cell–based therapies for type 1 diabetes. The approaches are very different. Vertex embarked on a phase I/II clinical trial in March 2021 in …

Released: 10-Feb-2022 12:00 PM EST
Dynamic ligand screening by magnetic nanoassembly modulates stem cell differentiation
Advanced Materials

In native microenvironment, diverse physical barriers exist to dynamically modulate stem cell recruitment and differentiation for tissue repair. In this study, nanoassembly‐based magnetic screens of various sizes are utilized, and they are elastically tethered over …

Released: 10-Feb-2022 9:00 AM EST
Budget impact analysis of transcatheter aortic valve replacement in low, intermediate, and high-risk patients with severe aortic stenosis in Saudi Arabia
Journal of Medical Economics

… TAVR is associated with higher costs for PPI and budget savings for MDS, AF, and SSI. TAVR also results in savings for non-device costs due … Finally, among high-risk patients, SAVR non-device theatre costs, TAVR monthly maintenance costs …

Released: 10-Feb-2022 9:00 AM EST
The role of TAVR in patients with heart failure: do we have the responses to all questions?
Heart Failure Reviews

… A meta-analysis including 7673 patients undergone to TAVR demonstrated that low stroke-volume index, a parameter of transaortic flow, was related with an increased mortality compared with patients with normal stroke volume index [36] …

Released: 10-Feb-2022 9:00 AM EST
Use of Direct Oral Anticoagulant and Outcomes in Patients With Atrial Fibrillation after Transcatheter Aortic Valve Replacement: Insights From the STS/ACC TVT Registry
Journal of the American Heart Association

… and use of OAC in patients with TAVR and AF, we excluded all patients with a prior mechanical valve, prior stroke within 1 year, in‐… In an analysis from a large clinical data registry of US patients with AF undergoing TAVR, we found that the 1‐year …

Released: 10-Feb-2022 9:00 AM EST
Infective endocarditis post-transcatheter aortic valve replacement: a systematic review of epidemiology, clinical findings and prognosis
European Heart Journal

… This systematic review aims to evaluate first the incidence of infective endocarditis post TAVR, second … -TAVR, however high mortality and morbidity by means of heart failure and stroke is documented. Ultimately, appropriate medical …

Released: 10-Feb-2022 1:00 AM EST
Use of Direct Oral Anticoagulant and Outcomes in Patients With Atrial Fibrillation after Transcatheter Aortic Valve Replacement: Insights From the STS/ACC TVT Registry
Journal of the American Heart Association

… and use of OAC in patients with TAVR and AF, we excluded all patients with a prior mechanical valve, prior stroke within 1 year, in‐… In an analysis from a large clinical data registry of US patients with AF undergoing TAVR, we found that the 1‐year …

Released: 9-Feb-2022 4:05 PM EST
The inference that a 40 percent increase in the death rate of Americans 18 to 64 is caused by vaccines is baseless
Newswise

Conservative activist Charlie Kirk suggested that COVID-19 vaccines are contributing to higher mortality rates in the U.S. over the last few years.

Released: 8-Feb-2022 11:00 AM EST
Stem Cell and Exosome Therapy in Pulmonary Hypertension
Korean Circulation Journal

… This review addresses the feasibility of and perspectives on stem cell therapy, including the role of exosomes in PAH. … Accordingly, researchers studying treatment using stem cells for lung disease have considered that treatment applying …

Released: 8-Feb-2022 11:00 AM EST
Targeted DamID in C. elegans reveals a direct role for LIN-22 and NHR-25 in antagonizing the epidermal stem cell fate
Science Advances

… We report a direct role for NHR-25 in promoting cell differentiation via repressing the expression of stem cell–promoting GATA factors. Our results expand our understanding of the epidermal gene network and highlight the potential of TaDa to …

Released: 8-Feb-2022 11:00 AM EST
Possible prognostic impact of WT1 mRNA expression at day + 30 after haploidentical peripheral blood stem cell transplantation with posttransplant cyclophosphamide for patients with myeloid neoplasm: a multicenter study from the Okayama Hematological Study
International Journal of Hematology

… allogeneic hematopoietic stem cell transplantation (allo-HSCT) could be predicted by monitoring Wilms’ tumor 1 (WT1) mRNA expression. However, only a few studies have investigated patients who received human leukocyte antigen-haploidentical …

Released: 8-Feb-2022 11:00 AM EST
A Revised Stem Cell Theory for the Pathogenesis of Endometriosis
Journal of Personalized Medicine

… a single or a few specific cells with stem cell properties, including self-renewal and multi-… Based on the implantation or metastatic theory in combination with the initial stem cell theory… -generation sequencing techniques have redefined the …

Released: 8-Feb-2022 11:00 AM EST
Bio-fabrication of stem-cell-incorporated corneal epithelial and stromal equivalents from silk fibroin and gelatin-based biomaterial for canine corneal regeneration
PLOS ONE

Corneal grafts are the imperative clinical treatment for canine corneal blindness. To serve the growing demand, this study aimed to generate tissue-engineered canine cornea in part of the corneal epithelium and underlying stroma based on canine …

Released: 8-Feb-2022 11:00 AM EST
Bone mesenchymal stem cell-derived extracellular vesicles inhibit DAPK1-mediated inflammation by delivering miR-191 to macrophages
Biochemical and Biophysical Research Communications

… Herein, we found that primary human bone mesenchymal stem cell (BMSC)-derived extracellular vesicles (EVs) antagonize LPS-induced inflammation in the THP-1 human macrophage-like cell line. Mechanistically, LPS stimulation elevates the …

Released: 8-Feb-2022 11:00 AM EST
Specification of the haematopoietic stem cell lineage: From blood-fated mesodermal angioblasts to haemogenic endothelium
Seminars in Cell & Developmental Biology

… Of note, a recent study indicates that the TF EOMES, an essential regulator of mesoderm patterning, induces a permissive chromatin environment in extra-embryonic mesodermal cells in an embryonic stem cell (ESC) differentiation model, that allows …

Released: 7-Feb-2022 3:00 AM EST
Use of Direct Oral Anticoagulant and Outcomes in Patients With Atrial Fibrillation after Transcatheter Aortic Valve Replacement: Insights From the STS/ACC TVT Registry
Journal of the American Heart Association

… and use of OAC in patients with TAVR and AF, we excluded all patients with a prior mechanical valve, prior stroke within 1 year, in‐… In an analysis from a large clinical data registry of US patients with AF undergoing TAVR, we found that the 1‐year …

Released: 7-Feb-2022 3:00 AM EST
Validation of the Valve Academic Research Consortium 3 Technical Success Definition in Patients Undergoing TAVR
Journal of the American College of Cardiology: Cardiovascular Interventions

… Of note, both cardiac and vascular technical failures were independently associated with a 2.6-fold and 1.9-fold increased risk of cardiovascular death and stroke at 1 year following TAVR. This finding underscores the need for further …

Released: 7-Feb-2022 3:00 AM EST
Baseline PA/BSA ratio in patients undergoing transcatheter aortic valve replacement – A novel CT-based marker for the prediction of pulmonary hypertension and outcome
International Journal of Cardiology

… As compared to patients with a large PA/BSA, the occurrence of a stroke at 30 days was higher in patients with a small PA/BSA in the present cohort. The risk for stroke after TAVR is likely to be multifactorial [33]. Seppelt et al. reported that balloon-expandable …

Released: 7-Feb-2022 3:00 AM EST
From the dish to humans: A stem cell recipe for success
Cell Metabolism

… In summary, despite the challenges that remain, these preliminary studies transplanting human stem cell-derived PECs into patients with diabetes provide promising evidence for the feasibility, safety, and efficacy of using stem cell-based …

Released: 7-Feb-2022 3:00 AM EST
Transcatheter aortic valve replacement in the developing world: Lessons learnt and its implications for practice
Medical Journal Armed Forces India

… In spite of high predilatation rate in our study ischemic stroke occurred only in 1.1% of patents. Contemporary data including different TAVR technologies in high- and intermediate-risk patients show a 30-day stroke rate ranging from 1.4% to 1.9%. To …

Released: 7-Feb-2022 3:00 AM EST
SoxD genes are required for adult neural stem cell activation
Cell Reports

The adult neurogenic niche in the hippocampus is maintained through activation of reversibly quiescent neural stem cells (NSCs) with radial glia-like morphology (RGLs). Here, we show that the expression of SoxD transcription factors Sox5 and Sox6 is …



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