Fig. 3: Specificity and cross-reactivity in the PenG-specific antibody response.

a HSA-PenG antisera were screened against a set of β-lactam antibiotic-modified OVA. Data reflect the IgG EPT against the drug adducts, with dots denoting reactivity from a single animal (n = 4), with bars/text denoting the median. b Sidechains of penicillins tested. Source data are provided as a Source Data file.