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September 26, 2025Blood AdvancesOpen Access

In situ gene editing of hematopoietic stem cells via AAV-delivered CRISPR guide RNAs

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Authors

AKAlborz KarimzadehRKR. KimVGVivian Garcia

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Overview

Observational analysis reports enhanced gene editing in hematopoietic stem cells, suggesting potential therapies for sickle cell disease.

Key Points

  • Robust gene modification occurs in hematopoietic stem cells using dual AAV-CRISPR delivery, enhancing therapeutic potential for blood disorders.
  • AAV vectors with optimized guide to Cas9 ratios show increased editing efficiency in mouse models, leading to effective gene modification.
  • Systemic delivery of self-complementary AAVs maintains multilineage output of hematopoietic stem cells while facilitating accurate gene editing.
  • Exploring applications in sickle cell disease, findings suggest innovative strategies for in situ treatment of genetic blood disorders.

Cite This Study

Karimzadeh et al. (2025) studied this question.

synapsesocial.com/papers/68d6c67db1249cec298b22c8https://doi.org/10.1182/bloodadvances.2025016775
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