http://www.petalia.com.au/Templates/StoryTemplate_Process.cfm?specie=Dogs&story_no=257
Also, sighthounds are extremely sensitive to hops and can be poisoned by them.
[hops are the plant used to brew beer]
The miserable things grow wild here and it's a constant battle to eradciate them.
Website tanked.
Try these;
http://www.vetinfo4dogs.com/dtoxin.html
http://www.starbreezes.com/11/foodsafe.html
http://www.peteducation.com/article.cfm?cls=2&cat=1661&articleid=1030
http://www.envtox.ucdavis.edu/cehs/TOXINS/dogs.htm