This study was conducted to investigate the effects of incorporation into pig diets of 20% of different co-products from the biofuel industries on animal growth performance, on N and carbon C excretions, and on the subsequent ammonia volatilisation and methane production during the storage of slurry.

Under ad libitum feeding, a low crude protein amino acid supplemented diet can reduce N excretion in manure with no impact on animal growth.

Glycerol can be added in nursery diets up to 10%, while improving pig performance.

In this study, breeding structures and commercial sow lines were evaluated by economic and genetic simulation studies for their suitability to provide the Dutch organic pig sector with replacement gilts.

PCV2 vaccination has a large impact on growth rate and on the proportion of pigs going to primary markets, but not on carcass fat depth, loin depth, or percent lean, measurements that are used to determine market value.

Two hundred and five isolates of Pasteurella multocida from pigs were phenotypically and genetically characterised by determining their biovar, capsular type, virulence-associated genes and pulsed-field gel electrophoresis (PFGE) profiles.

Finisher pigs accumulate area bone mineral density at much higher rates than weaner pigs.

This study aims to quantify the development of tail-biting behaviour at pen and individual piglet level, before and after the first visible tail damage.

Fermentation of cereals alters the dietary composition and influences the flow, composition, and ileal digestibility.

Treatment with betaine improve reproductive performance of gilts and sows, and increase body weight gain of the piglets.

Fermentable carbohydrates as a way to reduce protein fermentation and to promote beneficial microbial populations in piglets fed rice based diets.

The susceptibility to an initial challenge and a re-challenge inoculation with Actinobacillus pleuropneumoniae was analysed in pigs that were treated with antimicrobials of different efficacies following the first exposure to A. pleuropneumoniae.

Corn can be substituted by sorghum to prevent exceeding softness of fat depots when the energy level of the diet is increased by adding choice white grease.

The aim of this thesis was to explore whether providing piglets with more opportunities to learn from their mother about what, how and where to eat increases food intake before and after weaning and consequently can reduce health and welfare problems after weaning.

Consumption of diets containing seaweed-derived extracts does not diminish faecal shedding of Salmonella in post-weaned piglets.

Fecal to oral transmission of PE is considered to be a major factor in the spread of a Lawsonia infection. A seeder pig model, designed to show the effect of introducing an infected animal into a population of susceptible contact animals, allows characterization of natural transmission of Lawsonia and determination of the effect of an antibiotic intervention.

Importance of a proper balance between carbohydrates and nitrogen to obtain an optimal SCFA profile in large intestine.

Experimental immunisation of pigs with the non-virulent OURT88/3 genotype I isolate from Portugal followed by the closely related virulent OURT88/1 genotype I isolate could confer protection against challenge with virulent isolates from Africa.

Compensatory growth affects metabolism of the animals, although these changes have no impact on meat quality.

Diets of sows did not have major impact on glycogen pools or on mobilization of glycogen by piglets.

In the present study, virus replication and pathology were examined in porcine foetuses, inoculated with two PCV1 strains at 55 days of gestation.

This study investigated the infection pattern and lung lesion development in pigs caused by a low and highly virulent Mycoplasma hyopneumoniae strain.

The filtering of incoming air to swine facilities located in dense regions of production has been proposed as a means to reduce the risk of airborne transport of PRRSV.

Chicory and ribwort can be included in diets as a fiber source, without negative effects on piglets’ performance.

The objective of this report is to summarize the diagnostic investigation in a PFTS-affected farm with emphasis on identifying potential infective etiologies.

Tryptophan supplementation does not reduce aggression in sows at mixing, but increases litter size at farrowing.

The purpose of the present study was to determine whether oral fluid samples could be used to monitor individually-housed adult boars for PRRSV infection.

Mixtures of essential oils differ considerably in their effects on growth performance and nutrient digestibility in piglets.

To determine the prevalence of, this now-called livestock-associated (LA) MRSA among pig herds in the Netherlands and to identify and quantify risk factors, an observational study of 202 pig herds was performed between 2007 and 2008.

Diet fibre content, but not feeding level, affects the rate of digesta passage in pigs.

Fourteen European laboratories are investigating fruit, vegetable, shellfish and pork food supply chains for specified viral contamination. The VLA role was to investigate HEV contamination in the pork food chain in England.

The objective of this study was to determine Ro of flu in non-immune populations and in populations of pigs vaccinated with homologous or heterologous vaccines and to assess how vaccination may affect transmission.

Incorporation of fermented wheat germ extract into pig feeds may improve pig performance during the growing phase.

The objectives of this study were to determine if co-infection of piglets with PRRSV and PCV2 has any affect on PCV2 shedding characteristics and if there are differences in shedding patterns between PCV2 subtypes (PCV2a and PCV2b) in co-infected pigs.

Offspring of sows provided 25-hydroxycholecalciferol obtained a markedly improved vitamin D status.

The administration of altrenogest in late gestation is an effective and safe method to prevent early parturition and can counteract the reproductive losses because of premature farrowing, which may occur in a substantial part of the farrowing events.

The aim of the present study was to evaluate the importance of clonal spread of Brachyspira hyodysenteriae resistant to pleuromutilins (tiamulin, valnemulin) on farms in the Czech Republic.

Barley is an efficient cereal to reduce indole in the adipose tissue in male pigs.

The correlation between feed and water intake is constant until day 60 of pregnancy. Then, at the end of pregnancy, there is a feed adaptation and the relationship decrease.

The objective of this study was to investigate the mechanisms of this disorder by conducting a comprehensive evaluation of gut health and function during early and chronic stages of PFTS.

This study demonstrated a clear benefit in vaccinating pigs subclinically infected with porcine circovirus type 2 (PCV2) with a one-dose PCV2 vaccine.

Dietary C18:2n-6 concentration was a better predictor of carcass fat iodine value than diet iodine value product.

Maternal seaweed extract and fish oil supplementation from day 109 of gestation until weaning stimulates growth performance and starter feed intake in weaning pigs.

In the refeeding period, growth was associated with internal organ growth, whereas skeletal muscle was not affected, suggesting that compensatory growth does not have practical benefits for pig production.

We evaluated the efficacy of serum inoculation to immunize gilts in prevention of reproductive PRRS following late-gestation challenge with the “homologous” virus.

Yeast fermentation products showed better performance, especially in the presence of the active enteric disease.

The incorporation of wheat bran or ZnO in the diet improved gut health, but the simultaneous incorporation of both compounds increased E. coli counts, indicating a negative interaction.

Transport of n-3 PUFA from sow to piglet is higher via milk than via bloodstream in the uterus.

Any mode of tuna oil supplementation was efficient in enriching n-3 fatty acid, but care should be taken in producing dry sausages due to their susceptibility to rancidity during storage time.

Researchers of the CReSA have demonstrated the relevance of the host nucleus during ASFV infection. These discoveries might have important implications when searching for antiviral strategies against ASF that is currently causing real economical problems in many sub-Saharan countries and knocking at the door of the EU.

Lactulose recovery in the urine of pigs after weaning is not associated with risk factors for infections, but it seems to be useful to measure the paracellular barrier function.

Elimination of infectious PCV2 from the breeding-herd site, the outcome after repopulation, and the attempt to derive PCV2-negative animals by offsite segregation are summarized.

The aim of this study was to assess the effect of cross-fostering on transfer of maternal Mycoplasma hyopneumoniae-specific humoral and cell-mediated immunity (CMI) from gilts to piglets.

The aim of this study was to compare oral iron supplementation in feed with a standard iron injection and assess the impact on the health and productivity of pigs.

Oral fluid testing is becoming important tool in diagnostic and epidemiological studies of PRRSV, PCV2 and SIV infections. However, sample collection requires understanding of pigs behavior as many of it aspects directly impact the yield of oral fluid. The aim of the present study is to analyse factors affecting the amount of oral fluid collected in standard pig herds in Poland.

Offering pigs a low-P diet from 10 to 100 kg BW lead to reductions in P excretion, however, growth performance and bone mineralization were compromised.

This study was conducted to describe the disease ecology of influenza virus in infected swine breeding farms.

Feeding high-fat diets and 36 h fasting could be effective production practices to reduce pre-slaughter muscle glycolytic potential and, consequently, improve pork quality.

The presented prospective study describes how soon Clostridium difficile can be isolated from newborn piglets after normal parturition and how C. difficile spreads within a pig farm.

When cost per mole of methionine activity is not different, methionine hydroxy analog may be the better choice in low-fiber diets and DL-methionine in high-fiber diets.