Sickle Cell Disease
Prevalence: ~300,000 births/year worldwide, predominantly in Sub-Saharan Africa, Mediterranean, Middle East, India
A monogenic disorder caused by the HBB rs334 (Glu6Val) mutation in beta-globin. Hemoglobin S polymerizes under deoxygenation, causing vaso-occlusive crises, chronic hemolysis, and organ damage. Gene therapy and anti-sickling approaches are transforming treatment.
Peptide Therapeutics
Anti-sickling peptides blocking HbS polymerization contacts, fetal hemoglobin-inducing peptides, anti-adhesion peptides preventing vaso-occlusion, and cell-penetrating peptide delivery of gene editing machinery.
Current Treatments
Hydroxyurea, voxelotor, crizanlizumab, L-glutamine, gene therapy (Casgevy, Lyfgenia). Blood transfusions for acute crises.
Key Genetic Variants
Associated Genes
Explore peptide candidates for Sickle Cell Disease
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