Patch testing with thin-layer chromatograms of chamomile tea in patients allergic to sesquiterpene lactones Lundh, K., et al. - Patients with contact allergy to sesquiterpene lactones (SLs) are usually hypersensitive to Asteraceae plant products such as herbal teas. The objective of this study was to show sensitizers in chamomile tea by patch testing with thin-layer chromatograms. Tea made from German chamomile was separated by thin-layer chromatography [more...]