- Genetic mapping of Eutr1, a locus controlling E2-induced pyometritis in the Brown Norway rat, to RNO5. Gould, K.A., Pandey, J., Lachel, C.M., Murrin, C.R., Flood, L.A., Pennington, K.L., Schaffer, B.S., Tochacek, M., McComb, R.D., Meza, J.L., Wendell, D.L., Shull, J.D. Mamm. Genome (2005)