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Listen "New Monocyte Role in Aortic Stenosis & Fibrosis 10/13/25"
Episode Synopsis
Welcome to Cardiology Today – Recorded October 13, 2025. This episode summarizes 5 key cardiology studies on topics like Ryanodine receptor type-2 and Aortic arch morphology. Key takeaway: New Monocyte Role in Aortic Stenosis & Fibrosis.
Article Links:
Article 1: Aortic Arch Morphology and Cerebrovascular Accidents after Transfemoral Transcatheter Aortic Valve Implantation. (The American journal of cardiology)
Article 2: Monocytes at the crossroads of aortic stenosis and myocardial damage. (Cardiovascular research)
Article 3: Cardiovascular risk factors and the allostatic interoceptive network in dementia. (Cardiovascular research)
Article 4: Activated CaMKIIδ translocates to the RyR nanodomain in cardiomyocytes. (Cardiovascular research)
Article 5: Multicenter Pivotal Trial of the Minima Stent for Vascular Stenosis in Infants and Young Children. (Circulation. Cardiovascular interventions)
Full episode page: https://podcast.explainheart.com/podcast/new-monocyte-role-in-aortic-stenosis-fibrosis-10-13-25/
Featured Articles
Article 1: Aortic Arch Morphology and Cerebrovascular Accidents after Transfemoral Transcatheter Aortic Valve Implantation.
Journal: The American journal of cardiology
PubMed Link: https://pubmed.ncbi.nlm.nih.gov/41077218
Summary: This study investigates the impact of aortic arch morphology, including arch angle, calcification, and soft plaques, on the incidence of cerebrovascular accidents (C.V.A.) following transfemoral transcatheter aortic valve implantation (T.A.V.I.). This analysis uses pre-procedural computed tomography (C.T.) scans from consecutive patients. The abstract describes the study’s objective and methodology, which includes patient analysis up to January 2025, but does not present specific findings or clinical outcomes.
Article 2: Monocytes at the crossroads of aortic stenosis and myocardial damage.
Journal: Cardiovascular research
PubMed Link: https://pubmed.ncbi.nlm.nih.gov/41073370
Summary: This research highlights the critical role of monocytes in aortic stenosis (A.S.) progression and associated myocardial damage. Previous work from this group identified a specific monocyte subpopulation implicated in both valvular calcification and myocardial fibrosis. This subpopulation mediates crucial crosstalk between the aortic valve and the myocardium, suggesting a novel mechanistic link between inflammation and structural heart disease.
Article 3: Cardiovascular risk factors and the allostatic interoceptive network in dementia.
Journal: Cardiovascular research
PubMed Link: https://pubmed.ncbi.nlm.nih.gov/41073365
Summary: This study aims to elucidate how established cardiovascular risk factors, such as diabetes, hypertension, obesity, and smoking, influence the Allostatic-Interoceptive Network (A.I.N.) in the context of dementia. The A.I.N. is crucial for continuous monitoring of internal bodily states and is known to be vulnerable to neurodegeneration. While the abstract outlines the significant research question, it does not present the specific findings or conclusions of this investigation.
Article 4: Activated CaMKIIδ translocates to the RyR nanodomain in cardiomyocytes.
Journal: Cardiovascular research
PubMed Link: https://pubmed.ncbi.nlm.nih.gov/41071938
Summary: This study investigates the precise spatial recruitment and anchoring mechanisms of activated Ca2+/calmodulin-dependent kinase I.I. delta (CaMKIIδ) to the ryanodine receptor type-2 (R.Y.R.) nanodomain in cardiomyocytes. This interaction is critical for regulating calcium release, which is fundamental to the heartbeat, with hyperphosphorylation leading to pathological calcium release. The abstract describes the study’s objective and methods, including confocal and dSTORM microscopy, but does not provide the actual findings or conclusions regarding these molecular mechanisms.
Article 5: Multicenter Pivotal Trial of the Minima Stent for Vascular Stenosis in Infants and Young Children.
Journal: Circulation. Cardiovascular interventions
PubMed Link: https://pubmed.ncbi.nlm.nih.gov/41070410
Summary: This multicenter, single-arm, prospective trial evaluated the safety and efficacy of the Minima Stent System, the first Food and Drug Administration (F.D.A.)-approved stent specifically designed for neonates, infants, and children. The study targeted vascular stenosis in pulmonary artery stenosis (P.A.S.) and coarctation of the aorta (C.o.A.). While the abstract outlines the trial’s design and primary endpoints, it does not present the specific clinical outcomes, efficacy rates, or safety profiles from the completed trial.
Transcript
Today’s date is October 13, 2025. Welcome to Cardiology Today. Here are the latest research findings.
Article number one. Aortic Arch Morphology and Cerebrovascular Accidents after Transfemoral Transcatheter Aortic Valve Implantation. This study investigates the impact of aortic arch morphology, including arch angle, calcification, and soft plaques, on the incidence of cerebrovascular accidents (C.V.A.) following transfemoral transcatheter aortic valve implantation (T.A.V.I.). This analysis uses pre-procedural computed tomography (C.T.) scans from consecutive patients. The abstract describes the study’s objective and methodology, which includes patient analysis up to January 2025, but does not present specific findings or clinical outcomes.
Article number two. Monocytes at the crossroads of aortic stenosis and myocardial damage. This research highlights the critical role of monocytes in aortic stenosis (A.S.) progression and associated myocardial damage. Previous work from this group identified a specific monocyte subpopulation implicated in both valvular calcification and myocardial fibrosis. This subpopulation mediates crucial crosstalk between the aortic valve and the myocardium, suggesting a novel mechanistic link between inflammation and structural heart disease.
Article number three. Cardiovascular risk factors and the allostatic interoceptive network in dementia. This study aims to elucidate how established cardiovascular risk factors, such as diabetes, hypertension, obesity, and smoking, influence the Allostatic-Interoceptive Network (A.I.N.) in the context of dementia. The A.I.N. is crucial for continuous monitoring of internal bodily states and is known to be vulnerable to neurodegeneration. While the abstract outlines the significant research question, it does not present the specific findings or conclusions of this investigation.
Article number four. Activated CaMKIIδ translocates to the RyR nanodomain in cardiomyocytes. This study investigates the precise spatial recruitment and anchoring mechanisms of activated Ca2+/calmodulin-dependent kinase I.I. delta (CaMKIIδ) to the ryanodine receptor type-2 (R.Y.R.) nanodomain in cardiomyocytes. This interaction is critical for regulating calcium release, which is fundamental to the heartbeat, with hyperphosphorylation leading to pathological calcium release. The abstract describes the study’s objective and methods, including confocal and dSTORM microscopy, but does not provide the actual findings or conclusions regarding these molecular mechanisms.
Article number five. Multicenter Pivotal Trial of the Minima Stent for Vascular Stenosis in Infants and Young Children. This multicenter, single-arm, prospective trial evaluated the safety and efficacy of the Minima Stent System, the first Food and Drug Administration (F.D.A.)-approved stent specifically designed for neonates, infants, and children. The study targeted vascular stenosis in pulmonary artery stenosis (P.A.S.) and coarctation of the aorta (C.o.A.). While the abstract outlines the trial’s design and primary endpoints, it does not present the specific clinical outcomes, efficacy rates, or safety profiles from the completed trial.
Thank you for listening. Don’t forget to subscribe.
Keywords
Ryanodine receptor type-2, Aortic arch morphology, Calcium release, Pulmonary artery stenosis, Hypertension, Myocardial fibrosis, Aortic calcification, Myocardial damage, Dementia, Cardiovascular risk factors, Neurodegeneration, CaMKIIδ, Nanodomain, Aortic stenosis, Vascular stenosis, Minima Stent System, Pediatric cardiology, Cerebrovascular accidents, Valvular calcification, Coarctation of the aorta, Allostatic-Interoceptive Network, Transcatheter aortic valve implantation, Monocytes, Cardiomyocytes, Computed tomography.
About
Concise summaries of cardiovascular research for professionals.
Subscribe • Share • FollowThe post New Monocyte Role in Aortic Stenosis & Fibrosis 10/13/25 first appeared on Cardiology Today.
Article Links:
Article 1: Aortic Arch Morphology and Cerebrovascular Accidents after Transfemoral Transcatheter Aortic Valve Implantation. (The American journal of cardiology)
Article 2: Monocytes at the crossroads of aortic stenosis and myocardial damage. (Cardiovascular research)
Article 3: Cardiovascular risk factors and the allostatic interoceptive network in dementia. (Cardiovascular research)
Article 4: Activated CaMKIIδ translocates to the RyR nanodomain in cardiomyocytes. (Cardiovascular research)
Article 5: Multicenter Pivotal Trial of the Minima Stent for Vascular Stenosis in Infants and Young Children. (Circulation. Cardiovascular interventions)
Full episode page: https://podcast.explainheart.com/podcast/new-monocyte-role-in-aortic-stenosis-fibrosis-10-13-25/
Featured Articles
Article 1: Aortic Arch Morphology and Cerebrovascular Accidents after Transfemoral Transcatheter Aortic Valve Implantation.
Journal: The American journal of cardiology
PubMed Link: https://pubmed.ncbi.nlm.nih.gov/41077218
Summary: This study investigates the impact of aortic arch morphology, including arch angle, calcification, and soft plaques, on the incidence of cerebrovascular accidents (C.V.A.) following transfemoral transcatheter aortic valve implantation (T.A.V.I.). This analysis uses pre-procedural computed tomography (C.T.) scans from consecutive patients. The abstract describes the study’s objective and methodology, which includes patient analysis up to January 2025, but does not present specific findings or clinical outcomes.
Article 2: Monocytes at the crossroads of aortic stenosis and myocardial damage.
Journal: Cardiovascular research
PubMed Link: https://pubmed.ncbi.nlm.nih.gov/41073370
Summary: This research highlights the critical role of monocytes in aortic stenosis (A.S.) progression and associated myocardial damage. Previous work from this group identified a specific monocyte subpopulation implicated in both valvular calcification and myocardial fibrosis. This subpopulation mediates crucial crosstalk between the aortic valve and the myocardium, suggesting a novel mechanistic link between inflammation and structural heart disease.
Article 3: Cardiovascular risk factors and the allostatic interoceptive network in dementia.
Journal: Cardiovascular research
PubMed Link: https://pubmed.ncbi.nlm.nih.gov/41073365
Summary: This study aims to elucidate how established cardiovascular risk factors, such as diabetes, hypertension, obesity, and smoking, influence the Allostatic-Interoceptive Network (A.I.N.) in the context of dementia. The A.I.N. is crucial for continuous monitoring of internal bodily states and is known to be vulnerable to neurodegeneration. While the abstract outlines the significant research question, it does not present the specific findings or conclusions of this investigation.
Article 4: Activated CaMKIIδ translocates to the RyR nanodomain in cardiomyocytes.
Journal: Cardiovascular research
PubMed Link: https://pubmed.ncbi.nlm.nih.gov/41071938
Summary: This study investigates the precise spatial recruitment and anchoring mechanisms of activated Ca2+/calmodulin-dependent kinase I.I. delta (CaMKIIδ) to the ryanodine receptor type-2 (R.Y.R.) nanodomain in cardiomyocytes. This interaction is critical for regulating calcium release, which is fundamental to the heartbeat, with hyperphosphorylation leading to pathological calcium release. The abstract describes the study’s objective and methods, including confocal and dSTORM microscopy, but does not provide the actual findings or conclusions regarding these molecular mechanisms.
Article 5: Multicenter Pivotal Trial of the Minima Stent for Vascular Stenosis in Infants and Young Children.
Journal: Circulation. Cardiovascular interventions
PubMed Link: https://pubmed.ncbi.nlm.nih.gov/41070410
Summary: This multicenter, single-arm, prospective trial evaluated the safety and efficacy of the Minima Stent System, the first Food and Drug Administration (F.D.A.)-approved stent specifically designed for neonates, infants, and children. The study targeted vascular stenosis in pulmonary artery stenosis (P.A.S.) and coarctation of the aorta (C.o.A.). While the abstract outlines the trial’s design and primary endpoints, it does not present the specific clinical outcomes, efficacy rates, or safety profiles from the completed trial.
Transcript
Today’s date is October 13, 2025. Welcome to Cardiology Today. Here are the latest research findings.
Article number one. Aortic Arch Morphology and Cerebrovascular Accidents after Transfemoral Transcatheter Aortic Valve Implantation. This study investigates the impact of aortic arch morphology, including arch angle, calcification, and soft plaques, on the incidence of cerebrovascular accidents (C.V.A.) following transfemoral transcatheter aortic valve implantation (T.A.V.I.). This analysis uses pre-procedural computed tomography (C.T.) scans from consecutive patients. The abstract describes the study’s objective and methodology, which includes patient analysis up to January 2025, but does not present specific findings or clinical outcomes.
Article number two. Monocytes at the crossroads of aortic stenosis and myocardial damage. This research highlights the critical role of monocytes in aortic stenosis (A.S.) progression and associated myocardial damage. Previous work from this group identified a specific monocyte subpopulation implicated in both valvular calcification and myocardial fibrosis. This subpopulation mediates crucial crosstalk between the aortic valve and the myocardium, suggesting a novel mechanistic link between inflammation and structural heart disease.
Article number three. Cardiovascular risk factors and the allostatic interoceptive network in dementia. This study aims to elucidate how established cardiovascular risk factors, such as diabetes, hypertension, obesity, and smoking, influence the Allostatic-Interoceptive Network (A.I.N.) in the context of dementia. The A.I.N. is crucial for continuous monitoring of internal bodily states and is known to be vulnerable to neurodegeneration. While the abstract outlines the significant research question, it does not present the specific findings or conclusions of this investigation.
Article number four. Activated CaMKIIδ translocates to the RyR nanodomain in cardiomyocytes. This study investigates the precise spatial recruitment and anchoring mechanisms of activated Ca2+/calmodulin-dependent kinase I.I. delta (CaMKIIδ) to the ryanodine receptor type-2 (R.Y.R.) nanodomain in cardiomyocytes. This interaction is critical for regulating calcium release, which is fundamental to the heartbeat, with hyperphosphorylation leading to pathological calcium release. The abstract describes the study’s objective and methods, including confocal and dSTORM microscopy, but does not provide the actual findings or conclusions regarding these molecular mechanisms.
Article number five. Multicenter Pivotal Trial of the Minima Stent for Vascular Stenosis in Infants and Young Children. This multicenter, single-arm, prospective trial evaluated the safety and efficacy of the Minima Stent System, the first Food and Drug Administration (F.D.A.)-approved stent specifically designed for neonates, infants, and children. The study targeted vascular stenosis in pulmonary artery stenosis (P.A.S.) and coarctation of the aorta (C.o.A.). While the abstract outlines the trial’s design and primary endpoints, it does not present the specific clinical outcomes, efficacy rates, or safety profiles from the completed trial.
Thank you for listening. Don’t forget to subscribe.
Keywords
Ryanodine receptor type-2, Aortic arch morphology, Calcium release, Pulmonary artery stenosis, Hypertension, Myocardial fibrosis, Aortic calcification, Myocardial damage, Dementia, Cardiovascular risk factors, Neurodegeneration, CaMKIIδ, Nanodomain, Aortic stenosis, Vascular stenosis, Minima Stent System, Pediatric cardiology, Cerebrovascular accidents, Valvular calcification, Coarctation of the aorta, Allostatic-Interoceptive Network, Transcatheter aortic valve implantation, Monocytes, Cardiomyocytes, Computed tomography.
About
Concise summaries of cardiovascular research for professionals.
Subscribe • Share • FollowThe post New Monocyte Role in Aortic Stenosis & Fibrosis 10/13/25 first appeared on Cardiology Today.
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