Table 1.

Animals used in the NOR test

Gender
Rats	Aggleton et al. 2010; Albasser et al. 2009; Aubele et al. 2008; Bevins et al. 2002; Broadbent et al. 2010; Burke et al. 2010; Clark et al. 2000; Ennaceur and Delacour 1988; Frumberg et al. 2007; Gaskin et al. 2010; Goulart et al. 2010; Herring et al. 2008; Nanfaro et al. 2010; Piterkin et al. 2008; Reger et al. 2009; Silvers et al. 2007
Mice	Benice and Raber 2008; Benice et al. 2006; Bilsland et al. 2008; Botton et al. 2010; Clarke et al. 2010; Dere et al. 2005; Hale and Good 2005; Hammond et al. 2004; Oliveira et al. 2010; Schindler et al. 2010; Wang et al. 2007; Weible et al. 2009
Sex
Males	Aggleton et al. 2010; Aubele et al. 2008; Bevins et al. 2002; Botton et al. 2010; Burke et al. 2010; Clark et al. 2000; Dere et al. 2005; Ennaceur and Delacour 1988; Frumberg et al. 2007; Gaskin et al. 2010; Goulart et al. 2010; Hammond et al. 2004; Herring et al. 2008; Nanfaro et al. 2010; Oliveira et al. 2010; Piterkin et al. 2008; Reger et al. 2009; Silvers et al. 2007; Schindler et al. 2010; Wang et al. 2007
Both males and females	Bilsland et al. 2008; Hale and Good 2005
Age
Animals 2–4 months old	Clark et al. 2000; Clarke et al. 2010; Dere et al. 2005; Frumberg et al. 2007; Goulart et al. 2010; Hammond et al. 2004; Mumby et al. 2002; Oliveira et al. 2010; Nanfaro et al. 2010; Piterkin et al. 2008; Walf et al. 2009
Immature, i.e., 20–23 days (weanling), 29–40 days (juvenile), and more than 50 days (young adulthood) old	Reger et al. 2009
Aged, i.e., 7–9 months and 24–25 months old	Burke et al. 2010
Housing
Individual cage	Broadbent et al. 2010; Burke et al. 2010; Ennaceur and Delacour 1988; Gaskin et al. 2010; Mumby et al. 2002; Oliveira et al. 2010; Piterkin et al. 2008
In groups of 2–5/cage	Aggleton et al. 2010; Botton et al. 2010; Goulart et al. 2010; Herring et al. 2008; Nanfaro et al. 2010
Feeding
Ad libitum	Aggleton et al. 2010; Albasser et al. 2009; Aubele et al. 2008; Bevins et al. 2002; Bilsland et al. 2008; Botton et al. 2010; Broadbent et al. 2010; Burke et al. 2010; Clark et al. 2000; Clarke et al. 2010; Goulart et al. 2010; Hammond et al. 2004; Herring et al. 2008; Nanfaro et al. 2010; Oliveira et al. 2010; Reger et al. 2009; Sarkisyan and Hedlund 2009; Silvers et al. 2007; Schindler et al. 2010; Wang et al. 2007
Access restricted, 25–30 g/day	Benice et al. 2006; Gaskin et al. 2010; Piterkin et al. 2008 Mumby et al. 2002