Keep Current with the Latest in Cell Biology Research

Mount Sinai to Lead National Trial of Targeted Therapy for Infants With Noonan Syndrome and Severe Hypertrophic Cardiomyopathy

[Mount Sinai] Researchers at the Icahn School of Medicine at Mount Sinai will lead a new national clinical trial evaluating a precision medicine approach for infants with Noonan syndrome and related conditions who develop severe hypertrophic cardiomyopathy.

IMMCG Researcher Receives $3.8 Million NIH Grant to Study Atherosclerosis

[Augusta University] Dr. Kunzhe Dong with the Immunology Center of Georgia, part of the Medical College of Georgia at Augusta University, has received a five-year, $3.8 million grant from the National Institutes of Health to study how a molecule in blood vessels may help protect against atherosclerosis.

AFM-Telethon, Drew Weissman, and James Dowling Join Forces to Develop the Next Generation of Gene Therapies

[AFM-Telethon] AFM-Telethon is launching a two-year strategic research program with Drs. Drew Weissman and James Dowling. The aim is to develop lipid nanoparticles capable of targeting muscle tissue while minimizing uptake by the liver.

Synergistic Promotion of Ferroptosis in Cardiomyocytes by Tumor Cell Secretory Factors and PD-1 Blockade

[Journal of Biochemical and Molecular Toxicology] Researchers hypothesized that PD-1 blockade–associated cardiotoxicity arises from a synergistic interaction between tumor cell secretory factors and immune checkpoint inhibition, culminating in ferroptotic cardiomyocyte death.

A Putative Structural Transition Underlies Reliable Formation of Skeletal Muscle

[Current Biology] Scientists investigated how cells shape and pack in 3D within a dense tissue with multiple cell types and spatiotemporally varying boundary constraints. They focused on the developing skeletal muscle in zebrafish.

Clusterin, through Exercise-Mediated Liver-Heart Crosstalk, Promotes Heart Regeneration after Myocardial Infarction

[Cell Reports] Researchers demonstrated that exercise-induced exerkine clusterin mediates the pro-regenerative effects of running plasma on cardiac repair and cardiomyocyte proliferation following myocardial infarction.

CCN1-Mediated Stress Signaling Underlies Intrinsic Cardiomyocyte Dysfunction in Spinal Muscular Atrophy

[Cell Reports] Using patient-specific iPSC-derived cardiomyocytes and engineered heart tissues, the authors identified reduced survival motor neuron expression, mitochondrial respiratory defects, and impaired contractility in spinal muscular atrophy.

Developmental Restriction of the Jaw Skeletal Muscle Cardiogenic Potential

[Communications Biology] The authors evaluated the cardiogenic potential of satellite cells and mesenchymal progenitor cells from the masticatory muscle by reproducing, optimizing and diversifying previously described protocols.

Challenges and Innovations in Cardiac AAV Gene Delivery as a Platform for Cardiac Regeneration

[npj Biomedical Innovations] The authors address the role of delivery in overcoming challenges in cardiac adeno-associated viral therapies. Emphasis is placed on biomaterial-based delivery approaches to improve therapeutic outcomes.

Population-Scale Single-Nucleus Multi-Omic Profiling of Skeletal Muscle Reveals Extensive Context-Specific Genetic Regulation

[Nature Genetics] Investigators used genetic multiplexing to generate population-scale single-nucleus chromatin accessibility and transcriptome maps across 287 frozen human skeletal muscle biopsies. The results of this study illuminate the genetic regulatory architecture of human skeletal muscle.

MCT1-Dependent Mitochondrial Lactate Import Sustains Cardiac Metabolism

[Nature] Using genetic and pharmacological tools, investigators demonstrated that lactate monocarboxylate transporter 1 (MCT1) is required for the oxidation of glucose carbon by mitochondrial pyruvate carrier-deficient myocardium.

BAHCC1 Drives Smooth Muscle Plasticity and Neointima via Epigenetic Repression

[Circulation Research] Researchers investigated bromo adjacent homology domain coiled-coil 1 (BAHCC1) in human restenotic and atherosclerotic arteries and in rat and mouse arterial injury models using BAHCC1 silencing, smooth muscle cell-specific deletion, and an H3K27me3-binding-deficient knock-in mutation.

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