Roberta Prete

ORCID: 0000-0002-8512-332X
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About
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Research Areas
  • Probiotics and Fermented Foods
  • Gut microbiota and health
  • Edible Oils Quality and Analysis
  • Protein Hydrolysis and Bioactive Peptides
  • Microbial Metabolites in Food Biotechnology
  • Tea Polyphenols and Effects
  • Proteins in Food Systems
  • Diet and metabolism studies
  • Digestive system and related health
  • Garlic and Onion Studies
  • Fermentation and Sensory Analysis
  • Horticultural and Viticultural Research
  • Genomics and Phylogenetic Studies
  • Food Industry and Aquatic Biology
  • Pediatric Hepatobiliary Diseases and Treatments
  • Drug Transport and Resistance Mechanisms
  • Mesoporous Materials and Catalysis
  • Food composition and properties
  • Agriculture Sustainability and Environmental Impact
  • Polyamine Metabolism and Applications
  • Polyoxometalates: Synthesis and Applications
  • Pharmaceutical and Antibiotic Environmental Impacts
  • Bee Products Chemical Analysis
  • Potato Plant Research
  • Insect Utilization and Effects

University of Teramo
2017-2024

APC Microbiome Institute
2020

University College Cork
2020

University of Calabria
2012

Abstract Bile acid (BA) signatures are altered in many disease states. BA metabolism is an important microbial function to assist gut colonization and persistence, as well survival during gastro intestinal (GI) transit it criteria for potential probiotic bacteria. Microbes that express bile salt hydrolase (BSH), gateway modifying enzymes, considered have advantage the gut. This property reported selectively limited gut-associated microbes. Food-associated microbes confer health benefits...

10.1038/s41598-020-58069-5 article EN cc-by Scientific Reports 2020-01-24

Food-associated microbes can reach the gut as viable cells and interact with human host providing potential health benefits. In this study, we evaluated impact on cell viability adhesion ability of 22 Lactobacillus plantarum strains, mainly isolated from fermented foods, a Normal-derived Colon Mucosa line. Furthermore, due to presence mucus layer epithelium, also investigated whether mucin could affect microbial property. Our results demonstrated that all strains displayed strong adhere...

10.3389/fmicb.2018.02392 article EN cc-by Frontiers in Microbiology 2018-10-08

Pea proteins are being increasingly used for the formulation of plant-based products, but their globular structure and presence aggregates can affect technological properties. In this study, effect high pressure homogenization (HPH) at different intensities (60 100 MPa) was investigated as a pre-treatment to modulate techno-functional properties pea protein isolate (IP) extracted through an alkaline extraction/isoelectric precipitation process. SDS-PAGE, circular dichroism, thermal...

10.1016/j.crfs.2023.100499 article EN cc-by-nc-nd Current Research in Food Science 2023-01-01

Exopolysaccharides (EPSs) producing lactic acid bacteria have been claimed to confer various health benefits the host, including ability face oxidative and inflammatory-related stress. This study investigated of food-borne Lactiplantibacillus (Lpb.) plantarum improve antioxidant activity fermented milks by EPSs. Two Lpb. strains, selected as lower higher EPSs producers, applied in lab-scale milk production, combination with conventional starters. Antioxidant was vitro using DPPH...

10.3390/foods13111663 article EN cc-by Foods 2024-05-25

Food-associated Lactiplantibacillus plantarum (Lpb. plantarum) strains, previously classified as Lactobacillus plantarum, are a promising strategy to face intestinal inflammatory diseases. Our study was aimed at clarifying the protective role of food-borne Lpb. against damage by testing scavenging microbial ability both in selected strains and co-incubation with normal mucosa cells (NCM460). Here, we show that endure high levels induced oxidative stress through partially neutralizing...

10.1038/s41598-020-73201-1 article EN cc-by Scientific Reports 2020-10-01

This study investigated the main microbial groups characterizing interior surface of oak barrels from different years (1890, 1895, 1920, 1975, 2008) used in production vino cotto. The yeasts were characterized for following properties: γ-aminobutyric acid (GABA) production, antioxidant activity, air–liquid interfacial biofilm formation, and anthocyanin adsorption capacity. Community-level physiological profile analysis revealed that communities inside tested carbon sources manners. yeast...

10.3390/microorganisms12050880 article EN cc-by Microorganisms 2024-04-27

This study analyzes the composition of viable faecal bacteria and gut toxicology biomarkers twenty-nine healthy volunteers, who followed omnivorous, lacto-ovo-vegetarian or vegan diets. In particular, research was focused on prevalence some representative from four dominant phyla (Firmicutes, Bacteroidetes, Proteobacteria, Actinobacteria) commonly present in human faeces, order to evaluate relationship between microorganisms selected by habitual dietary patterns potential risk due water...

10.3389/fmicb.2017.00300 article EN cc-by Frontiers in Microbiology 2017-02-28

Lactic acid bacteria (LAB) and yeasts, representing the prevailing microbiota associated with different foods generally consumed without any cooking, were identified characterized in vitro for some functional properties, such as acid-bile tolerance antigenotoxic activity. In particular, 22 Lactobacillus plantarum strains 14 yeasts studied. The gastro-intestinal tract of all was determined by exposing washed cell suspensions at 37°C to a simulated gastric juice (pH 2.0), containing pepsin...

10.3389/fmicb.2017.02349 article EN cc-by Frontiers in Microbiology 2017-11-28

ABSTRACT Lactic acid bacterium, Lactobacillus plantarum, has been applied, for centuries, food and drink fermentations. Given the benefits associated with fermented products, Lb. plantarum strains have captured considerable industrial scientific interest, so that they are included as fundamental components of functional foods. Indeed, some marketed probiotics. In present study, food- gut-associated isolates were genetically characterized by multilocus sequence typing (MLST) phenotypically...

10.1093/femsle/fnaa076 article EN FEMS Microbiology Letters 2020-05-01

Olive pomace is one of the major by-products olive oil production, generated in a great amount Mediterranean countries causing environmental footprint and disposal problems. However, can represent an important source fibers, polyphenols, other bioactive compounds, whose exploitation as non-dairy alternatives still limited. Therefore, we performed lab scale biological debittering process by using mixture Lactobacillus pentosus starter strains, already isolated from olives brines characterized...

10.1016/j.lwt.2024.116014 article EN cc-by-nc-nd LWT 2024-04-01

Highlights•Inflammation activates pathways involved in gastrointestinal diseases via IRF NCM460•Lpb. plantarum C9O4 has a protective role by reducing level of inflammatory biomarkers•STAT1 crucial mechanism action reverting inflammation•C9O4 plays an immunoregulatory stimulating the IFN-γ mediated JAK/STAT pathwaySummaryNowadays, Western diets and lifestyle lead to increasing occurrence chronic gut inflammation that represents emerging health concern with still lack successful therapies....

10.1016/j.isci.2023.108481 article EN cc-by-nc-nd iScience 2023-11-17

Irrigation is widely used for the production of table olives because it increases fruit size and yield. However, irrigation also determines less accumulation total phenols, an increase in water content, a decrease firmness, lower concentrations soluble sugars mesocarp, thus positively or negatively affecting fermentation process olives. In this study we tested hypothesis that green fruits cultivar Itrana obtained by different regimes had phenolic concentration responded differentially to...

10.3389/fmicb.2018.01287 article EN cc-by Frontiers in Microbiology 2018-06-15

After a chronic intestinal injury, several cells switch their phenotype to activated myofibroblasts, which in turn release an abnormal amount of extracellular matrix proteins, leading the onset fibrotic process. To date, no resolutive pharmacological treatments are available, and identification new therapeutic approaches represents crucial goal achieve. The onset, maintenance, progression inflammatory bowel disease related immune responses environmental factors, including diet microflora...

10.1016/j.nut.2021.111511 article EN cc-by-nc-nd Nutrition 2021-10-12

Introduction Edible insects have been recognized as a more sustainable source of nutrients and bio-active compounds than animal-based products, in line with classical vegetable sources such legumes. In this study, we assessed the antioxidant properties four edible (silkworms, grasshoppers, mealworms giant worms) legume seeds (lentils, chickpeas, Roveja peas grass peas). Methods After aqueous extraction or vitro simulated digestion process, selected products were for: (i) capacity through...

10.3389/fnut.2023.1219837 article EN cc-by Frontiers in Nutrition 2023-07-06

Environmental pollutants used as plasticizers in food packaging and thousands of everyday products have become harmful for their impact on human health. Among them, phthalates, recognized emerging endocrine disruptors (EDs) can induce toxic effects leading to different health disorders. Only few studies evaluated the di-n-hexyl phthalate (DnHP) vivo models no been conducted investigate effect DnHP endocannabinoid system (ECS), one majors signaling pathways involved microbiota-gut-brain axis....

10.1038/s41598-024-70053-x article EN cc-by-nc-nd Scientific Reports 2024-08-20

Table olives fermentation is the result of a complex set dynamics involving diverse microbial populations such as lactic acid bacteria, yeasts and moulds. Their metabolic activities determine characteristics flavour, texture safety final product. This chapter offers an overview on main microbiota characterizing table their role during fermentation.

10.32545/encyclopedia202006.0018.v8 preprint EN 2020-07-01
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