A Better Binding Botox (IMAGE) Boston Children's Hospital Caption A genetically enhanced botulinum toxin B attaching to the nerve-cell surface via an engineered lipid-binding loop (blue), together with binding to two receptors (GD1a and hSyt1). Credit Yin L; et al. PLoS Biology 2020 Mar 17; 10.1371/journal.pbio.3000618. Usage Restrictions please credit PLoS Biology. License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.