# Heparan sulfate regulates IL-21 bioavailability and signal strength that control germinal center B cell selection and differentiation

> Research article (Science Immunology, 2023) · cited 50× · AI/ML

**Wikidata**: [openalex:W4321196173](https://www.wikidata.org/wiki/openalex:W4321196173)  
**Source**: https://4ort.xyz/entity/heparan-sulfate-regulates-il-21-bioavailability-and-signal-strength-that-control-germinal-center-b-cell-selection-and-di