A receptor for the complement regulator factor H increases transmission of trypanosomes to tsetse flies by Macleod, OJS, Bart, J-M, MacGregor, P, Peacock, L, Savill, NJ, Hester, S, Ravel, S, Sunter, JD, Trevor, C, Rust, S, Vaughan, TJ, Minter, R, Mohammed, S, Gibson, W, Taylor, MC, Higgins, MK, Carrington, M