Immunocompetent cell targeting by food-additive titanium dioxide

John W. Wills, Alicja Dabrowska, Jack Robertson, Michelle Miniter, Sebastian Riedle, Huw D. Summers, Rachel E. Hewitt, Adeeba Fathima, Alessandra Barreto da Silva, Carlos A.P. Bastos, Stuart Micklethwaite, Åsa V. Keita, Johan D. Söderholm, Nicole C. Roy, Don Otter, Ravin Jugdaohsingh, Pietro Mastroeni, Andy P. Brown, Paul Rees, Jonathan J. Powell