O'Brien, J. M., Walker, M., Sivathayalan, A., Douglas, G. R., Yauk, C. L., & Marchetti, F. (2015). Sublinear response in lacZ mutant frequency of Muta(™)Mouse spermatogonial stem cells after low dose subchronic exposure to N‐ethyl‐N‐nitrosourea. Environ Mol Mutagen.

O'Brien, Jason M., Mike Walker, Ahalya Sivathayalan, George R. Douglas, Carole L. Yauk, و Francesco Marchetti. "Sublinear Response in LacZ Mutant Frequency of Muta(™)Mouse Spermatogonial Stem Cells After Low Dose Subchronic Exposure to N‐ethyl‐N‐nitrosourea." Environ Mol Mutagen 2015.

O'Brien, Jason M., et al. "Sublinear Response in LacZ Mutant Frequency of Muta(™)Mouse Spermatogonial Stem Cells After Low Dose Subchronic Exposure to N‐ethyl‐N‐nitrosourea." Environ Mol Mutagen 2015.