The article "Ulvan from green seaweed Ulva latuca: Optimazation of ultrasound-assisted extraction, structure and cytotoxic activity was just published in the Journal of Carbohydrate Chemistry. This is a collaborative project between the Applied Spectroscopy Centrer at the Vietnam Academy of Science and Technology (VAST) with ViProton Co. Ltd's NMR experts. Congratulations ! Available Online 17 November 2023