2.     Opinion of the Scientific Panel on Additives and Products or Substances used in Animal Feed on the Safety of product MLB Lactobacillus Acidophilus for Dogs. The EFSA Journal (2004) 52, 1-7

3.     Baillon ML, Marshall-Jones ZV, Butteriwick RF. Effects of probiotic Lactobacillus acidophilus strain DSM 13241 in healthy adult dogs. Am J Vet Res 2004 Mar;65(3):338-43

4.     Batt RM, Rutgers HC, Sancak AA. Enteric bacteria: friend or foe? Journal of Small Animal Practice (1996) 37:261-267

5.     Benyacoub J, Cavadini , von der Weid T. Probiotics in health and disease: potential for pets. Nestlè Research Centre. Vers-chez-les-Blancs. Lausanne, Switzerland

6.     Benyacoub J, Czarnecki-Maulden GL, Cavadini C, Sauthier T, Schiffrin EJ, von der Weid T.  Supplementation of food with Enterococcus faecium (SF68) stimulates immune function in young dogs. J Nutr. 2003 Apr;133(4):1158-62

8.     Buddington RK. Postnatal changes in bacterial populations in the gastrointestinal tract of dogs. Am J Vet Res 2003;64:646-651

9.     Davis CP, Cleven D, Balish E, Yale CE. Bacterial association in the gastrointestinal tract of Beagle dogs. Applied and Environmental Microbiology. Aug 1977:194-206

10.   de Roos NM, Katan MB. Effects of probiotic bacteria on diarrhea, lipid metabolism, and carcinogenesis : a review of papers published between 1988 and 1998. Am J Clin Nutr 2000;71:405-11

11.   Flickinger EA, Schreijen EMWC, Patil AR, Hussein HS, Grieshop CM, Merchen NR, Fahey Jr GC.Nutrient digestibilities, microbial populations, and protein catabolites as affected by fructan supplementation of dog diets. J Anim Sci 2003. 81:2008-2018

12.   Gramenzi A, De Acetis L, Commisso C, Di Leonardo M, Giammarco M, Fusaro I, Formigoni A. Prospettive d’impiego dei probiotici nell’alimentazione degli animali da compagnia. Summa 2006 Mag (4):11-17

13.   Greetham HL, Giffard C, Hutson RA, Collins MD, Gibson GR. Bacteriology of the Labrador dog gut: a cultural and genotypic approach. Journal of Applied Microbiology 2002, 93:640-646

14.     Hamann L, El-Samalouti V, Ulmer AJ, Flad HD, Rietschel ET. Components of gut bacteria as immunomodulators. Int J Food Microbiol 41(1998):141-154

15.   Lee DJ, Drongowski RA, Coran AG, Harmon CM. Evaluation of probiotic treatment in a neonatal animal model. Pediatr Surg Int (2000) 16:237-242

16.   Losada MA, Olleros T. Towards a healthier diet for the colon: the influence of fructooligosaccharides and lactobacilli in intestinal health. Nutritional Research 22 (2002) 71-84

17.   Pasupathy K, Sahoo A, Pathak NN. Effect of lactobacillus supplementation on growth and nutrient utilization in mongrel pups. Arch Tierernahr. 2001;55(3):243-53

18.   Reddy BS. Possible mechanism by wich pro- and prebiotics influence colon carcinogenesis and tumor growth. J Nutr 129:1478S-1482S, 1999

19.   Rinkinen M, Jalava K, Westermarck E, Salminen S, Ouwehand AC. Interaction between probiotic lactic acid bacteria and canine enteric pathogens: a risk factor for intestinal Enterococcus faecium colonization? Veterinary Microbiology 92 (2003) 111-119

20.     Rinkinen M, Westermarck E, Salminen S, Ouwehand AC. Absence of host specificity for in vitro adhesion of probiotic lactic acid bacteria to intestinal mucus. Veterinary Microbiology 92 (2003) 55-61

21.     Rinkinen M, Matto J, Salminen S, Westermarck E, Ouwehand AC. In vitro adhesion of lactic acid bacteria to canine small intestinal mucus. J Anim Physiol. Anim Nutr. 84 (2000):43-47

22.   Sanders ME, Morelli L, Tompkins TA. Sporeformers as human probiotics: Bacillus, Sporobacillus and Brevibacillus.Comprehensive Reviews in food science and food safety 2003 vol. 2 101-110

23.     Simpson JM, Martineau B, Jones WE, Ballam JM, Mackie RI. Characterization of fecal bacterial populations in canines: effects of age, breed and dietary fiber. Microb Ecol (2002) 44:186-197

25.   Strompfova V, Laukova A, Ouwehand AC. Selection of enterococci for potential canine probiotic additives. Veterinary Microbiology 100(2004):107-114

26.   Swanson KS, Grieshop CM, Flickinger EA, Bauer LL, Chow J, Wolf BW, Garleb KA, Fahey GC.Fructooligosaccharides and Lactobacillus acidophilus modify gut microbial populations, total tract nutrient digestibilities and fecal protein catabolite concentrations in healthy adult dogs. J Nutr. 132:3721-3731, december 2002

27.  Swanson KS, Grieshop CM, Flickinger EA, Bauer LL, Healy HP, Dawson KA, Merchen NR, Fahey GC. Supplemental fructooligosaccharides and mannanoligosaccharides influence immune function, heal and total tract nutrient digestibilities, microbial populations and concentrations of protein cataboites in the large bowel of dogs. J Nutr. 132:980-989,2002

28.   Swanson KS, Grieshop CM, Flickinger EA, Merchen NR, Fahey GC. Effects of supplemental Fructooligosaccharides and Mannanoligosaccharides on colonic microbials populations, Immune function and fecal odor components in the canine. J Nutr. 132:1717S-1719S, June 2002

29.   Tzortzis G, Baillon M-LA, Gibson GR, Rastall RA. Modulation of anti-pathogenic activity in canine-derived Lactobacillus species by carbohydrate growth substrate. Journal of Applied Microbiology 2004, 96:552-559

30.   Weese JS, Andersen MEC, Preliminary evaluation of Lactobacillus Rhamnosus strain GG, a potential probiotic in dogs.Can Vet J. 2002;43:771-774

31.   Weese JS, Weese HE, Yuricek L, Rousseau J. Oxalate degradation by intestinal lactic acid bacteria in dogs and cats. Veterinary Microbiology 101(2004):161-166

32.   Zentek J. Nutrition and physiology of the young dog and cat. Proceedings from Pre-Congress Symposium at the 29^th World Congress WSAVA. October 2004