Publications

The current study was conducted to validate the efficacy of a protocol for in-ovo stimulation of ROS308 broiler chicken eggs with Leuconostoc mesenteroides B/00288 strain alone (probiotic) and in combination with garlic aqueous extract (prophybiotic) in reducing the abundance of Campylobacter jejuni in ceca.
https://zenodo.org/records/13909150
Related ESR
Monoguthealth researchers
Ramesha Nirmali Wishna Kadawarage, Rita Hickey, Maria Siwek
Variation in body weight (BW) within broiler flocks is a significant challenge in poultry production. Investigating differences in gut-related parameters between low (LBW) and high BW (HBW) chicks may provide insights into the underlying causes of BW heterogeneity.
https://zenodo.org/records/13837512
Related ESR
Monoguthealth researchers
Muhammad Zeeshan Akram, Nadia Everaert
Due to the evolution of welfare laws and the search for novel methods to study pig microbiota, the development of precise and non-invasive sampling methods is key to studying the microbial communities that inhabit the guts of pigs. Administering swallowable devices to pigs is always a challenge due to factors such as anatomy, the requirement for specific materials, and the need to restrain the animals. In this study, we describe a step-by-step protocol on how to administer Capsule for Sampling (CapSa), a biocompatible non-invasive device to study pig’s microbiota without harming the animals.
https://zenodo.org/records/13759049
Related ESR
Monoguthealth researchers
Inès García Viñado, Giuseppe Bee, Paolo Trevisi, Catherine Ollagnier
Intrauterine growth restriction (IUGR) is defined as inadequate foetal growth during gestation. In response to placenta insufficiency, IUGR piglets prioritise brain development as a survival mechanism. This adaptation leads to a higher brain-to-liver weight ratio (BrW/LW) at birth. This study assessed the potential of using morphometric traits to estimate brain (BrW) and liver (LW) weights, enabling non-invasive diagnosis of IUGR in newborn piglets.
https://zenodo.org/records/13748209
Related ESR
Monoguthealth researchers
Roberta Ruggeri, Giuseppe Bee, Paolo Trevisi, Catherine Ollagnier
The incubation temperature can influence chicken bone and muscle development, and breast and leg muscles may respond differently to changes therein. Ross 308 broiler eggs were incubated at 36.5°C, 37.5°C (control), 38.5°C and 39.0°C on embryonic days 4–7. The results indicate that the incubation temperature influences broiler muscle energy metabolism, and that the temperature of 38.5°C hampers leg muscle development.
https://zenodo.org/records/13686422
Related ESR
Monoguthealth researchers
Tobias Kettrukat, Ewa Grochowska, Margrethe Therkildsen
Reduced piglet feed intake immediately postweaning (pw) leads to disruption of small intestine structure and function and reduced growth. Our objective was to evaluate the effect of providing supplemental milk or liquid starter diet for either 4 or 11 days pw, on intestinal parameters of newly weaned piglets and growth to slaughter.
https://zenodo.org/records/13634571
Related ESR
Monoguthealth researchers
Shiv Vasa, Gillian Gardiner, Keelin O’Driscoll, Giuseppe Bee, Peadar Lawlor
This study investigates whether BW differences among broilers are linked to the disparities in gut microbiota characteristics and whether hatching systems (HS) impact the initial microbial colonization of broilers differing in BW, which in turn affects their growth patterns. Male Ross-308 chicks, either hatched in a hatchery or on-farm, were categorized into low (LBW) and high (HBW) BW groups on day 7, making a two-factorial design (HS × BW). Production parameters were recorded periodically. On days 7, 14, and 38, cecal volatile fatty acid (VFA) and microbiota composition and function (using 16 S rRNA gene sequencing and PICRUSt2) were examined.
https://zenodo.org/records/13321055
Related ESR
Monoguthealth researchers
Muhammad Zeeshan Akram, Nadia Everaert
In ovo stimulation has been studied intensively as an alternative to antibiotic use in poultry production. We investigated the potential use of a probiotic in combination with a phytobiotic as a prophybiotic for in ovo stimulation and reported its beneficial effects on the gut microbiome of broiler chickens.
https://zenodo.org/records/12723104
Related ESR
Monoguthealth researchers
Ramesha Nirmali Wishna Kadawarage, Rita Hickey, Maria Siwek
This study provides evidence that the CapSa effectively samples the intestinal microbiota from the upper section of the small intestine in post‑weaning pigs. Furthermore, it was found that the collection of CapSas could only be successfully achieved in pigs classified within the heavier weight category.
https://zenodo.org/records/11102232
Related ESR
Monoguthealth researchers
Inès García Viñado, Paolo Trevisi, Giuseppe Bee, Catherine Ollagnier
A review article dealing with different startegies to mitigate heat stress in poultry production. Authors describe physiological, biological and behavioural mechanisms used by chickens to cope with heat stress. Subsequently an impact of heat stress on chicken and poultry production is discussed. Finally different startegies to cope with high ambient temperatures are presented.
https://zenodo.org/records/10468144
Related ESR
Monoguthealth researchers
Modou Mangan, Maria Siwek
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Abstracts and presentations

MonoGutHealth session at EAAP

Our PhD students participated in the 74th annual meeting of EAAP in Lyon, France. It was an ideal opportunity to share their research results and exchange knowledge and experiences. The full-day session of the MonoGutHealth project was devoted primarily to presenting the results of individual projects by our ESRs.  The slides shown by them at the meeting can be found at: https://zenodo.org/records/10068918