Biopharmaceutical firm VAV Lifesciences has signed an agreement to supply phospholipids, a crucial ingredient in the mRNA-based Covid-19 vaccines, with an American contract development and manufacturing firm which makes vaccines for multinational pharma giants Pfizer-BioNTech and Moderna. Mumbai-based VAV Lifesciences is the only domestic firm in the Covid-19 vaccine supply chain with this crucial ingredient. It can thus can play a vital role in the global mRNA-based vaccine supply chain