Hayssen, V., Harper, J., and DeFina, R. 2002. Fecal corticosteroids in agouti and nonagouti in deer mice (Peromyscus maniculatus). Comparative Biochemistry & Physiology. 132A:439-446.

Hayssen, V. 2001. Body and organ mass in agouti and nonagouti in deer mice (Peromyscus maniculatus). Comparative Biochemistry & Physiology. 130A:311-321.

Lapseritis, JM & Hayssen, V. 2001. Thyroxine levels in agouti and nonagouti deermice (Peromyscus maniculatus). Comparative Biochemistry & Physiology. 130A:295-299.

Hayssen, V. and Harper, J. 1999. Fecal corticosteroids in deer mice (Peromyscus maniculatus): effects of color morph and sex. Peromyscus Newsletter. 28:16.

Hayssen, V. 1998. Effect of transatlantic transport on reproduction of agouti and nonagouti deer mice, Peromyscus maniculatus. Laboratory Animals. 32:55-64. PDF of Article (61kb)

Hayssen, V. 1997. Effects of the nonagouti coat-color allele on behavior of deer mice (Peromyscus maniculatus): A comparison with Norway rats (Rattus norvegicus). Journal of Comparative Psychology. 111:419-423.

Hayssen, V. 1996. Physical and behavioral differences between agouti and nonagouti Peromyscus: Speculation on the functional significance of the agouti locus. Peromyscus Newsletter. 22:33-34.

Hayssen, V. 1995. Pleiotropic effects of the agouti coat-color locus in Peromyscus. Peromyscus Newsletter. 20:24.

Hayssen, V., Gunawardhana, S., and Meyer, J. 1994. The agouti coat-color locus may influence brain catecholamines: Regional differences in norepinephrine and dopamine in the brains of two color-morphs of deermice (Peromyscus maniculatus). Comparative Biochemistry and Physiology. 107C:51-55.

Bennett, M.R., L.A. DeSanti, D.H. Grubin, and V. Hayssen. Tyrosine hydroxylase immuno-reactive cells in two color morphs of Peromyscus maniculatus gracilis. Journal of Comparative Neurology, submitted 3/94.

Hayssen, V. 1994. Pleiotropic effects of the agouti coat-color Peromyscus. Peromyscus Newsletter. 17:32.

Hayssen, V. 1993. Catechol differences in the brains of two color morphs of Peromyscus. Peromyscus Newsletter. 16:30.

Hayssen, V. 1993. The effect of bromocriptine on yawning in Peromyscus maniculatus. Peromyscus Newsletter. 15:35.

Hayssen, V. 1992. Behavior differences associated with the agouti coat-color locus in Peromyscus maniculatus gracilis. Peromyscus Newsletter. 14:24.