SOMMAIRE : 1 Transitions in the Life of the Gut at Birth / P. T. Songild 3 2 Effects of Dietary Fermentable Carbohydrates on the Empty Weights of the Gastrointestinal Tract in Growing Pigs [et al.] 17 3 Are the Activities of Intestinal Peptidases Age- and Diet-dependent in Piglets? [et al.] 20 4 Glucagon-like Peptide 2 Stimulates Small-intestine Growth and Maturation in the Pig Fetus and Neonate [et al.] 23 5 Induced Functional Maturation of the Gut Mucosa due to Red Kidney Bean Lectin in Suckling Pigs [et al.] 25 6 The Activity of Lipolytic Enzymes is Low around Weaning - Measurements in Pancreatic Tissue and Small Intestinal Contents / M. S. Hedemann, S. K. Jensen 28 7 Sphingomyelinase Activity in Gastrointestinal Content and Mucosa from Pigs of Different Ages / T. Lundh, L. Nyberg, J. E. Lindberg 31 8 Weaning of Supernumerary Piglets at 7 days of Age: Effects on Digestive Function - Preliminary Results [et al.] 34 9 Intestinal Nutrient Absorption in Newborn Pigs in Response to Enteral Nutrition or Treatment with Glucagon-like Peptide 2 [et al.] 37 10 Glucagon-like Peptide 2 Stimulates Intestinal Growth by Decreasing Proteolysis and Apoptosis in Parenterally fed Premature Piglets [et al.] 40 11 Effect of Formula vs. Sow's Milk Feeding on the Gut Morphology in Neonatal Piglets [et al.] 43 12 Effect of Kidney Bean Lectin on Gut Morphology: a Way to Accelerate Mucosa Development [et al.] 46 13 Topography of Digestive Enzymes in the Pig Small Intestine at the Early Stages of Ontogeny in the Norm and Pathology [et al.] 49 14 The Message Underlying Pig Pancreas Regeneration After Partial Pancreatectomy [et al.] 51 15 The Effect of Weaning Diet on the Intestinal Morphology of Young Piglets [et al.] 54 16 Development and Function of the Pig Gastrointestinal Immune System / C. R. Stokes, M. Bailey, K. Haverson 59 17 Effects of Nucleotides on the Immune Function of Early-weaned Piglets [et al.] 66 18 Effect of Antisecretory Factor-derived Peptides on Induced Secretion in the Porcine Small Intestine in vivo and in vitro [et al.] 69 19 Nutrient Requirements for Intestinal Growth and Metabolism in the Developing Pig [et al.] 75 20 Intestinal Metabolism of Methionine Significantly Affects Requirement and Proportion Spared by Cysteine [et al.] 89 21 Effect of Fermentable Components in the Diet on the Portal Flux of Glucose and Volatile Fatty Acids in Growing Pigs / A. J. M. Jansman, L. J. G. M. Bongers, P. van Leeuwen 92 22 Arginine and Proline Synthesis Occurs Primarily on First-pass Metabolism by the Small Intestine in Piglets [et al.] 95 23 Effect of Diet Composition on Organ Size and Energy Expenditure in Growing Pigs [et al.] 98 24 [alpha]-Ketoglutaric Acid Reduces Nitrogen Losses in Rats Fed Nitrogen-free Diet [et al.] 101 25 Dietary Supplementation of Synthetic L-Threonine Differentially Affects the Gastrointestinal Tract and Whole-body Growth in Early-weaned Piglets Fed Maize and Soybean Meal-based Diets [et al.] 104 26 Intestinal Degradation of Dietary Carbohydrates - from Birth to Maturity / K. E. Bach Knudsen, H. Jorgensen 109 27 Dietary Oligosaccharide Supplements: Effects on Digestion in Pigs / R. de Schrijver 121 28 Endogenous N Contribution to Digesta of the Small Intestine of Growing Pigs Fed Semi-synthetic and Cereal-based Diets Causing Various Digesta Viscosities [et al.] 124 29 Isolated Pectins Vary in their Functional Properties in the Gut of Piglets [et al.] 127 30 Factors of Buffering of Large Intestine Digesta in the Pig [et al.] 130 31 Consequences of Ileal Endogenous Losses on Body Protein Retention and Feedstuff Evaluation / V. Hess, B. Seve 133 32 Ileal Flow of Endogenous Amino Acids in Relation to Energy Source: Consequences on the Evaluation of Ileal Digestibility of Protein in Growing Piga [et al.] 136 33 Dietary Fibre: Effect on Gastric Emptying in Pregnant Sows / N. Miquel, K. E. Bach Knudsen, H. Jorgensen 139 34 Effect of Converting Lysine in Barley and Canola Meal into Homoarginine on Nutrient Composition and Ileal Amino Acid Digestibilities in Growing Pigs [et al.] 142 35 Effect of Enzyme Supplementation of Different Quality Hulless Barley on Apparent (Ileal and Overall) Digestibility of Nutrients in Young Pigs [et al.] 145 36 Relationships Between Nutrient Digestibility, [beta]-Glucan Content and Ileal Digesta Viscosity in Pigs Fed Different Australian Barley Cultivars / R. J. van Barneveld, J. R. Pluske 148 37 In Vitro Release of Medium-chain Fatty Acids (MCFA) from Selected Fat Sources with Selected Exogenous Lipolytic Enzymes in Pig Gastric Simulated Conditions / N. Dierick, J. Decuypere 151 38 Ileal Digestibility Determination of Different Diets by Two Fistulation Techniques (T-cannula vs. Steered Ileocaecal Valve Cannula) and Two Markers (Chromic Oxide vs. Titanium Oxide) [et al.] 154 39 Soluble Saccharides, Volatile Fatty Acids and Lactic Acid in Stomach and Ileum of Pigs Fed Wheat Bran-based Diets with and without Enzyme Treatment / J. van der Deulen, J. Inborr, J. G. M. Bakker 157 40 Is the Rat a Reliable Model for the Growing Pig for Estimating Standardized Digestibility of Protein and Amino Acids? / K. M. Balle, S. Boisen, T. Larsen 160 41 Faecal and Ileal Digestibility of Casein- and Soybean-based Diets in Growing Pigs [et al.] 163 42 The Effect of Different Levels of Fat Inclusion and Cereal Type on Digestibility Parameters for Growing Pigs [et al.] 166 43 Effects of Dietary Xylanase Inclusion and Level of Steam Conditioning on Ileal and Overall Digestibility Parameters in the Growing Pig [et al.] 169 44 The Effect of Variety and Location of Production on the Nutritive Value of Barley Fed to Growing Pigs [et al.] 172 45 Dietary Fat Supplementation Affects Apparent Ileal Digestibility of Amino Acids and Digesta Passage Rate of Rapreseed Meal-based Diet / J. Valaja, H. Siljander-Rasi 175 46 The Role of the Exocrine Pancreas in Pig Performance and Amino Acid Absorption [et al.] 178 47 Ileal and Faecal Digestibility of Nutrients in Piglets Fed Non-supplemented and Enzyme-supplemented Barley Diets / S. Pujol, D. Torrallardona 181 48 Apparent Ileal Digestibility of Protein and Amino Acids in Wheat Supplemented with Enzymes for Growing Pigs / D. Torrallardona, J. E. Nielsen, J. Brufau 184 49 Apparent Ileal Digestibility of Protein and Amino Acids and Digestible Energy in Barley Supplemented with Enzymes for Growing Pigs / D. Torrallardona, J. E. Nielsen, J. Brufau 187 50 Effects of Heat Treatment or Pelleting on the Nutritional Value of a Cereal-based Diet for Piglets / F. Skiba, P. Callu, D. Guillou 189 51 Effects of Adding Potassium Diformate and Phytase Excess for Weaned Piglets [et al.] 192 52 Measuring Ileal Basal Endogenous Losses and Digestive Utilization of Amino Acids Through Ileorectal Anastomosis in Pigs: Ring Test Between Three Laboratories [et al.] 194 53 The Ileal Digestion of Sempurified Diets Containing Increasing Levels of Casein and the Uses of the Regression Method to Estimate the Endogeneous Flow of Amino Acids at the Distal Ileum of Growing Pigs / H. Jorgensen, V. M. Gabert 198 54 The Ileal and Faecal Digestion of Monosaccharides in 12 Different Pea Samples Determined in Growing Pigs [et al.] 201 55 Additivity of Ileal Endogenous Losses and Real Digestibilities of Amino Acids Determined by Means of the [superscript 15]N-labelled Diets Technique in Growing Pigs Fed Various Feedstuffs [et al.] 204 56 The Effect of Encapsulated Acidifiers on Antroduodenal Myoelectrical Activity in Pigs [et al.] 207 57 The Influence of Intraduodenally Infused Fats on Exocrine Pancreatic Secretions and on Plasma Levels of Peptide YY and Cholecystokinin in Growing Pigs [et al.] 209 58 Secretion of Nitrogen Compounds in the Small Intestine of Pigs Fed Diets with Different Protein Levels [et al.] 212 59 Effect of Intraduodenal Infusion of Lactic and Formic Acid on Pancreatic Juice Secretion and Antroduodenal Myoelectrical Activity in Piglets After Weaning [et al.] 215 60 Influence of Luminal Pancreatic Juice and Bile on the Secretion of Pancreatic Juice and Bile in Weaned Pigs [et al.] 218 61 Effects of Stress on Exocrine Pancreatic Secretion / L. Georgsson, S. G. Pierzynowski, J. Svendsen 221 62 An Increased Hindgut Fermentation Promoted Major Changes on the VFA Profile but not on the Total VFA Concentration or the Digest a Contents [et al.] 224 63 Comparative Digestibility and Productive Performance Between Landrace and Iberian Pigs Fed on a Maize- or Sorghum-Acorn-based Diet [et al.] 227 64 The Influence of Dietary Protein Level on the Amino Acid Composition of Ileal Endogenous Protein Losses in Pigs / C. Pedersen, S. Boisen, J. A. Fernandez 230 65 Influence of Dietary Lupinus luteus, Vicia sativa and Lathyrus cicera on Immune Response and Pancreatic Digestive Enzymes of Early-weaned Pigs [et al.] 233 66 Influence of NSP-degrading Enzymes on Plasma Urea Nitrogen Level, Gastrointestinal Tract pH, Xylanase Activity, Viscosity and Nutrient Digestibility in Weaned Pigs [et al.] 236 67 Ileal Fatty Acid Digestibility of Different Oilseeds [et al.] 239 68 The Availability of the B-vitamins Thiamin and Vitamin B[subscript 6] from Different Feed Sources for Pigs / D. A. Roth-Maier 242 69 Dietary Manipulation of Enteric Disease / D. J. Hampson, J. R. Pluske, D. W. Pethick 247 70 Protective Effect of Processed Soybean During Perfusion of ETEC-infected Small Intestinal Segments of Early-weaned Piglets [et al.] 261 71 The Dose-Response Effect of Fermented Liquid Wheat on Growth Performance and Gastrointestinal Health of Weaned Piglets [et al.] 264 72 Influence of Liquid Feed, Fermented Liquid Feed, Dry Feed and Sow's Milk Fed ad libitum, on the 'Ecophysiology' of the Terminal Ileum, Caecum and Colon of the Postweaned Piglet [et al.] 266 73 Effects of Oligosaccharides in Weanling Pig Diets on Performance, Microflora and Intestinal Health [et al.] 269 74 A Porcine Intestinal Organ Culture Model to Study the Adhesion of Salmonella and E. coli in vitro / P. J. Naughton, B. B. Jensen 272 75 Effects of Virginiamycin on Histology of the Small Intestinal Mucosa in Piglets [et al.] 274 76 Net Absorption of Fluid in Uninfected and ETEC-infected Piglet Small Intestine: Effect of Osmolality [et al.] 277 77 Soluble Non-starch Polysaccharides from Pearl Barley Exacerbate Experimental Postweaning Colibacillosis [et al.] 280 78 The Correlation between Coliform Populations Collected from Different Sites of the Intestinal Tract of Pigs [et al.] 283 79 Bifidobacteria in Piglets / L. L. Mikkelsen, B. B. Jensen 285 80 Effect of Formi-LHS on Digesta and Faecal Microbiota, and on Stomach Alterations of Piglets [et al.] 288 81 The Effect of Fermentation and/or Sanitization of Liquid Diets on the Feeding Preferences of Newly Weaned Pigs [et al.] 291 82 Influence of Zinc Oxide on Faecal Coliforms of Piglets at Weaning [et al.] 294 83 Comparison between the Ileocaecal and Rectal Microflora in Pigs [et al.] 296 84 Inulin Incorporation in the Weaned Pig Diet: Intestinal Coliform Interaction and Effect on Specific Systemic Immunity [et al.] 299 85 In vitro Methodology to Evaluate the Effect of Various Organic Acids on the Microflora in the Gastrointestinal Tract of Pigs [et al.] 302