Papers
97 - Preference of laboratory rats for potentially enriching stimulus objects
D.J. Chmiel, Jr. & M. Noonan
102 - Isolation of Enterococcus durans and Pseudomonas aeruginosa in
a scid mouse colony
H. M. Dietrich, D. Khaschabi & B. Albini
108 - Comparison of the proportions of oral bacterial species in BALB/c
mice from different suppliers
L. Rodrigue & M. C. Lavoie
114 - Detection and in vivo transmission of rat orphan parvovirus (ROPV)
Y. Ueno, F. Sugiyama & K. Yagami
120 - Enhancement of respiratory immunity to Pasteurella multocida by
cholera toxin in rabbits
M. A. Suckow, T. L. Bowersock, K. Nielsen & C. F. Grigdesby
127 - Variable expression of human transgenes in SHN mice
H. Nagasawa, M. Mizuno, M. Hasegawa & T. Harigaya
132 - Successful vitrification of stroke-prone spontaneously hypertensive
and normal Wistar rat 2-cell embryos
M. Sato, K. Yokokawa, K. Kasai & N. Tada
138 - Incidence of spontaneous post-implantation deaths in CFT-
Swiss mice: its suitability to assess dominant lethal mutations
Muralidhara & K. Narasimhamurthy
143 - Effects of crude fibre level in the diet on the intestinal morphology
of growing rabbits
B. Yu & P. W. S. Chiou
149 - Strain-specific response to hypercholesterolaemic diets in the rat
A. Bottger, M. den Bieman, Lankhorst, H. A.
van Lith & L. F. M. van Zutphen
158 - Influence of unsuccessful lactation on subsequent reproduction and
age of onset of mammary tumours in SHN mice
S. Tsunoda & H. Nagasawa
162 - Monitoring and controlling reproduction in captive common marmosets
on the basis of urinary oestrogen metabolites
C. Nievergelt & C. R. Pryce
171 - Improved procedures for maintaining and breeding the short-tailed
fruit bat (Carollia perspicillata) in a laboratory setting
J. J. Rasweiler IV & N. K. Badwaik
182 - Oral endotracheal intubation of rabbits (Oryctolagus cuniiculus)
A. Davies, M. Dallak & C. Moores
184 - Book reviews
187 - Notes & comments
xliv - Calendar of events