2,059 results match your criteria: "University of Liège Gembloux[Affiliation]"

pH-dependent emulsifying properties of pea protein isolate: Investigation of the structure - Function relationship.

Int J Biol Macromol

December 2024

Univ. Artois, Univ. Lille, Univ. Littoral Côte d'Opale, Univ. Picardie Jules Verne, Univ. Liège, INRAE, Junia, UMR-T 1158, BioEcoAgro, F-62300 Lens, France. Electronic address:

This study investigated the relationship between pea protein isolates (PPI) emulsifying properties and their structural, interfacial, and physicochemical characteristics at various pH values (native pH, 7, 5, and 3). Emulsion characteristics including emulsifying activity and stability, droplet size, flocculation index (FI) and coalescence index (CI) were examined. Additionally, physicochemical properties such as solubility, zeta potential, surface hydrophobicity, interfacial protein adsorption and protein conformation were analyzed.

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Using genetic selection for raising intact boars, which improves growth and feed efficiency, is a promising alternative to castration for mitigating boar taint. Selective breeding has the potential to help to identify and select for genetic lines with a reduced risk of boar taint. Common phenotypes are laboratory measurements of skatole (SKA) and androstenone (ANON) i.

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Key role played by mesophyll conductance in limiting carbon assimilation and transpiration of potato under soil water stress.

Front Plant Sci

December 2024

BIODYNE Biosystems Dynamics and Exchanges, TERRA Teaching and Research Center, Gembloux Agro-Bio Tech, University of Liege, Gembloux, Belgium.

Introduction: The identification of the physiological processes limiting carbon assimilation under water stress is crucial for improving model predictions and selecting drought-tolerant varieties. However, the influence of soil water availability on photosynthesis-limiting processes is still not fully understood. This study aimed to investigate the origins of photosynthesis limitations on potato () during a field drought experiment.

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Mapping environmental perceptions in Romania: A mixed-methods research.

Heliyon

December 2024

Department of Economy and Rural Development, Faculty of Gembloux Agro-Bio Tech, University of Liège, Passage des Déportés, 2, 5030, Gembloux, Belgium.

The present study investigates environmental perceptions in Romania, emphasizing their role in shaping individual and collective responses to ecological challenges. By exploring how people understand and interact with their natural environment, the research aims to explore values, needs, behaviors, and motivations that drive pro-environmental actions. We used a mixed-methodology approach, combining qualitative and quantitative analyses to capture a comprehensive view of these perceptions.

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The morphology and molecular mechanisms of enhanced olfaction in the grain aphid Sitobion miscanthi.

Int J Biol Macromol

December 2024

State Key Laboratory for Biology of Plant Diseases and Insect Pests, Institute of Plant Protection, Chinese Academy of Agricultural Sciences, Beijing 100193, People's Republic of China.

Winged aphids develop more sensitive olfaction than the wingless phenotype to identify potential habitat from afar. Two types of olfactory sensilla, primary rhinarium (PRh) and secondary rhinarium (SRh) are responsible for aphid olfactory perception, of which, SRh is involved in the perception of both E-β-farnesene (EBF) and plant volatiles. Odorant binding proteins (OBPs) play a vital role in the response of insect olfactory nerves located in the rhinarium to external odor stimuli.

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Numerous prediction equations have been developed based on mid-infrared (MIR) spectra and some could be potentially used as biomarkers of heat stress. However, practical experience shows that confusion between the effect of heat stress and other effects like lactation stage or feeding variation over the year can easily occur. On this basis, the objective of this study was to identify potential milk components predicted by MIR as biomarkers of heat stress based on a 2-step approach allowing to correct for those effects.

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Complete genome sequence of a novel iflavirus from wheat sawfly (Dolerus tritici).

Arch Virol

December 2024

State Key Laboratory for Biology of Plant Diseases and Insect Pests, Institute of Plant Protection, Chinese Academy of Agricultural Sciences, 100193, Beijing, China.

Little is known about the insect viruses in wheat sawfly, Dolerus tritici, which is an important agricultural insect feeding on wheat leaves. Here, we used RNA sequencing to identify a novel single positive-strand RNA virus from the larvae of wheat sawfly collected in northern China and then determined its complete genome sequence by rapid amplification of cDNA ends. The complete genome is 9,594 nt in length, including a polyA tail at its 3' terminus, and it is predicted to encode a 326.

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Moths use pheromones to ensure intraspecific communication. Nevertheless, few studies are focused on both intra- and intersexual communication based on pheromone recognition. Pheromone-binding proteins (PBPs) are generally believed pivotal for male moths in recognizing female pheromones.

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Biochemical and Physiological Responses of Weeds to the Application of a Botanical Herbicide Based on Cinnamon Essential Oil.

Plants (Basel)

December 2024

Integrated and Urban Plant Pathology Laboratory, University of Liège, Gembloux Agro-Bio Tech, 2 Passage des Déportés, 5030 Gembloux, Belgium.

The use of chemical herbicides induces negative impacts on the environment, animals, and human health. It also leads to the development of herbicide-resistant weeds. In this context, natural and efficacious herbicides are highly sought after.

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Effect of inulin on small extracellular vesicles microRNAs in milk from dairy cows with subclinical mastitis.

J Anim Sci

January 2023

State Key Laboratory of Animal Nutrition, Institute of Animal Science, Chinese Academy of Agricultural Sciences, Beijing 100193, P. R. China.

Milk contains microRNAs (miRNA) that are shielded by small extracellular vesicles (sEVs). Beyond variations among individuals, many factors including nutrition play a role in shaping miRNA expression profiles. This study is to explore milk-derived sEVs-miRNA variations induced by inulin supplementation in subclinical mastitis-suffering cows.

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Immunomodulatory effects of inulin-type fructans from Arctium lappa L. by targeting gut microbiota and their metabolites.

Food Chem

December 2024

Key Laboratory of Food Nutrition and Healthy in Universities of Shandong, College of Food Science and Engineering, Shandong Agricultural University, 61 Daizong Street, Tai'an, Shandong 271018, PR China. Electronic address:

This study aimed to examine the in vitro digestion properties and immunomodulatory effects of inulin-type fructans (ALP-1) from Arctium lappa L. on immunosuppressive mice and to explore the underlying mechanisms. The simulated gastrointestinal digestion showed that ALP-1 underwent slight degradation during gastric and intestinal fluid digestion, with most of it reaching the gut as long-chain structures.

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Food Security Resilience and Humanitarian Aid in Mali: A Case Study of Bandiagara Cercle.

Int J Food Sci

December 2024

Laboratory of Economics and Rural Development, Gembloux Agro-Bio Tech, University of Liège, Gembloux, Belgium.

Mali's food security strategies focus on improving agriculture, water management, and diversifying livelihoods. While initiatives like climate-smart agriculture show promise, challenges like limited resources, market access, and political instability persist. Gender inequalities and reliance on external aid further hinder progress, making it difficult for Mali to build sustainable, self-reliant food systems and ensure long-term resilience.

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Unraveling the intricate spatial and temporal complexities of vegetation represents a crucial key to understanding ecosystem functioning. Drones, as cutting-edge technology, hold immense potential in bridging the gap between on-ground measurements and satellite remote sensing data. Nonetheless, a multitude of challenges still looms, with one of the foremost being the nuanced identification of scales that strike a balance between capturing maximum complexity while minimizing measurement errors.

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Can Thinning Foster Forest Genetic Adaptation to Drought? A Demo-Genetic Modelling Approach With Disturbance Regimes.

Evol Appl

December 2024

INRAE, UR 629 Ecologie des Forêts Méditerranéennes (URFM), Domaine Saint Paul-Site Agroparc Avignon France.

In managed populations-whether for production or conservation-management practices can interfere with natural eco-evolutionary processes, providing opportunities to mitigate immediate impacts of disturbances or enhance selection on tolerance traits. Here, we used a modelling approach to explore the interplay and feedback loops among drought regimes, natural selection and tree thinning in naturally regenerated monospecific forests. We conducted a simulation experiment spanning three nonoverlapping generations with the individual-based demo-genetic model Luberon2.

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Introduction: Bovine viral diarrhea virus (BVDV), a positive-sense single-stranded RNA virus, causes significant economic losses in the cattle industry. Current diagnostic methods for BVDV exhibit variable sensitivity and specificity, underscoring the need for more rapid and accurate detection approaches. Here, we developed a novel competitive ELISA (cELISA) to detect antibodies against the BVDV E2 protein.

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Zein/chitosan Janus film incorporated with tannic acid and cinnamon essential oil co-loaded Pickering emulsion for sustained controlled release and pork preservation.

Int J Biol Macromol

December 2024

Institute of Food Science and Technology, Chinese Academy of Agricultural Sciences, Key Laboratory of Agro-products Processing, Ministry of Agriculture and Rural Affairs, Beijing 100193, China. Electronic address:

The development of active packaging offers a promising approach to reducing food waste. However, challenges remain, particularly in achieving efficient release dynamics of active compounds and balancing the barrier properties. Herein, a Janus structure zein/chitosan film is custom designed by layer-by-layer casting method to achieve sustainable and unidirectional release performance of antimicrobial agent, which comprises an inner loading layer of tannic acid (TA) and cinnamon essential oil (CEO) co-loaded Pickering emulsion incorporated with chitosan and an outer barrier layer of zein.

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Background: Hatch weight (HW) affects broiler growth and low HW (LHW) often leads to suboptimal performance. Sodium butyrate (SB) has been shown to promote growth through enhanced intestinal health. This study investigated how broilers with different HW responded to in ovo SB injection and whether SB could enhance gut health and performance in LHW chicks.

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There is growing research interest in the fall armyworm (FAW) Spodoptera frugiperda, a polyphagous insect that is a major pest of maize crops worldwide. We investigated the relationship between planting date of maize and FAW infestation in South Kivu, eastern Democratic Republic of Congo, in two sampling seasons (September to October 2020 and February to March 2021). Five planting dates were considered for 45 fields in each season.

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Aims: The world experienced a huge number of outbreaks of highly pathogenic avian influenza (HPAI) in birds, which could represent one of the largest registered epidemics of infectious disease in food-producing animals. Therefore, mammals, including humans, are continuously exposed to HPAI viruses leading to sporadic and sometimes unusual mammal infections. The aim of this paper is to assess the risk of crossing the avian/mammalian species barrier by the currently circulating HPAI viruses, focusing on the epidemiological situation of Belgium, a representative country for Western Europe.

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Agroecology is among the most promising options to alleviate the negative impacts of animal farming on the environment and build local food systems based on ethically acceptable production methods. So far, most of the research on agroecological animal production systems was conducted at farm scale, and the potential of agroecological principles addressing social dimensions and food system-level approaches has been underexplored. Here, we analyse how the whole set of agroecological principles was mobilised in five case studies on grassland-based, silvopastoral or integrated crop-livestock systems in Switzerland, Guadeloupe, French uplands, Bulgaria and Andalucía.

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Identification of NECTIN1 as a novel restriction factor for flavivirus infection.

mBio

December 2024

State Key Laboratory for Animal Disease Control and Prevention, Harbin Veterinary Research Institute, Chinese Academy of Agricultural Sciences, Harbin, China.

Article Synopsis
  • NECTIN1 is a cell adhesion molecule known mainly for its interaction with herpesviruses, but this study reveals its new role as a barrier against flavivirus infections, specifically BVDV.
  • The researchers found that reducing NECTIN1 levels increased BVDV infections and identified NECTIN1's IgV domain as crucial for its inhibiting function, affecting how BVDV attaches to cells.
  • The study also showed NECTIN1’s broader antiviral activity against several other viruses, highlighting its potential significance as a restriction factor in controlling flavivirus infections.
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Based on recent taxonomic and molecular tools, the Walter's duiker ( Colyn, 2010), endemic to the Dahomey Gap in West Africa, has been recognized as a new species in 2010. This species is largely hunted and may already be threatened by extinction. This review paper aims to synthesize the current knowledge on this species, covering its taxonomy, morphology, biology, ecology, diet, seed dispersal role, reproduction patterns, activity rate, parasitology, spatial distribution, habitats, population densities, and ongoing human pressures.

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A chromosome-level genome assembly of the heteronomous hyperparasitoid wasp Encarsia sophia.

Sci Data

November 2024

State Key Laboratory for Biology of Plant Diseases and Insect Pests, Institute of Plant Protection, Chinese Academy of Agricultural Sciences, Beijing, 100193, China.

Encarsia sophia, a heteronomous hyperparasitoid wasp, is a well-known biological control agent, but its genomic information is limited, hindering molecular investigations and understanding of multitrophic interactions. In this study, we present a chromosome-level genome assembly for E. sophia using Illumina, PacBio HiFi, and Hi-C technologies.

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Effect of information intervention on enhancing the public payment scheme for agricultural plastic waste management.

J Environ Manage

December 2024

Economics and Rural Development Laboratory, TERRA Teaching and Research Centre, Gembloux Agro-Bio Tech, University of Liège, Gembloux 5030, Belgium.

Information intervention has been verified to be effective in influencing individual behavior. Thus, can information intervention reverse the common discrepancy of high intention but poor action among the public about participating in environmental management? Clarifying the issue is critical to facilitating the public payment scheme for agricultural plastic waste management (APWM) to evolve from idea to reality, as well as harnessing potential contributions from the public to promote the sustainability of APWM. In light of these inquiries, the study seeks to reinforce the public's payment for APWM by employing an information strategy based on the Theory of Planned Behavior (TPB) and to verify the effect of information intervention on the respondents' willingness to pay (WTP) by a randomized controlled trial (RCT).

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The 3D structure of native human skin is fundamental for studying skin health, diseases, wound healing, and for testing the safety of skin care products, as well as personalized treatments for skin conditions. Tissue regeneration, driven by tissue engineering, often involves creating full-thickness skin equivalents (FSE), which are widely used for developing both healthy and diseased skin models. In this study, we utilized human skin cell lines to create FSE.

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