A Novel Carbohydrate Fatty-Acid Monosulphate Ester, Squalane-in-Water Adjuvant Is Safe and Enhances Inactivated Influenza Vaccine Immunogenicity in Older Adults

Valentino D’Onofrio, Bart Jacobs, Azhar Alhatemi, Simon De Gussem, Marjolein Verstraete, Sharon Porrez, Anthony Willems, Fien De Boever, Gwenn Waerlop, Geert Leroux-Roels, Els Michels, Francesca Vanni, Alessandro Manenti, Peter Paul Platenburg, Luuk Hilgers, and Isabel Leroux-Roels