- Oestrus ovis (Diptera: Oestridae): effects of larval excretory/secretory products on nitric oxide production by murine RAW 264.7 macrophages. Tabouret, G., Vouldoukis, I., Duranton, C., Prevot, F., Bergeaud, J.P., Dorchies, P., Mazier, D., Jacquiet, P. Parasite Immunol. (2001)