1. Barlough, J.E., Reubel, G.H., Madigan, J.E., Vredevoe, L.K., Miller, P.E., Miller, and Rikihisa, Y., 1998, Detection of Ehrlichia risticii, the agent of Potomac horse fever, in freshwater stream snails (Pleuroceridae: Juga spp.) of Northern California, J. Appl. Environ. Microbiol. 64: 2888–2893.
2. Barnewall, R.E., and Rikihisa, Y., 1994, Abrogation of interferon-y induced inhibition of Ehrlichia chaffeensis infection in human monocytes with iron transferrin, Infect. Immun. 62: 4804–4810.
3. Barnewall, R.E., Rikihisa, Y., and Lee, E.H., 1997, Ehrlichia chaffeensis inclusions are early endosomes which selectively accumulate transferrin receptor. Infect. Immun. 65: 1455–1461.
4. Barnewall, R.E., Ohashi, N., and Rikihisa, Y., 1999, Ehrlichia chaffeensis and E. sennetsu, but not the Human granulocyte ehrlichiosis agent colocalize with transferrin receptor and up-regulate transferrin receptor mRNA by activating iron-responsive protein 1. Infect Immun. 67: 2258–2265.
5. Baynes, R., Bukofzer, G., Bothwell, T., Bezwoda, W., and Macfarlane, B., 1987, Transferrin receptors and transferrin iron uptake by cultured human blood monocytes, Eur. J. Cell. Biol. 43: 372–376.