BIOL 2004 UC Irvine

This is a preprint of an article published in The Journal of Comparative Neurology, 2004, 480:234-249. 2005 Wiley-Liss, Inc Local and Global Chemotopic Organization: General Features of the Glomerular Representations of Aliphatic Odorants Differin

ive modules and in posterior odorant representations that are not accessible to optical imaging techniques (Johnson et a

ach section individually. The software Page 8 Johnson et al. Chemotopic glomerular representations also provides to

da et al., 2004). Aldehydes and primary alcohols stimulated paired modules b and B as previously described (

vity within these ketone-sensitive modules (Fig. 1). Thus, ketones represented an exception to the general finding of lo

to a more limited set of odorant molecules (Yokoi et al., 1995). There are at least two possible mechanisms for these lo

rons located in the same area (Imamura et al., 1992; Yokoi et al., 1995). Page 23 Johnson et al. Chemotopic glomerul

likely to shift their pattern along a homologous series of odorants. Bozza, et al. (2004) suggested that the chemotopy t

1993). Similar results involving acetates were obtained for rats and monkeys (Moulton, 1960; Laska and Seibt, 2002). Thu