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Chouayekh H, Farhat-Khemakhem A, Karray F, Boubaker I, Mhiri N, Abdallah MB, Alghamdi OA, Guerbej H. Effects of Dietary Supplementation with Bacillus amyloliquefaciens US573 on Intestinal Morphology and Gut Microbiota of European Sea Bass. Probiotics Antimicrob Proteins 2023; 15:30-43. [PMID: 35933471 DOI: 10.1007/s12602-022-09974-w] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Accepted: 08/02/2022] [Indexed: 01/18/2023]
Abstract
Probiotics or direct-fed microbials (DFM) have proven strong potential for improving aquaculture sustainability. This study aims to evaluate the effects of dietary supplementation with the DFM Bacillus amyloliquefaciens US573 on growth performance, intestinal morphology, and gut microbiota (GM) of European sea bass. For this purpose, healthy fish were divided into two feeding trials in triplicate of 25 fish in each tank. The fish were fed with a control basal diet or a DFM-supplemented diet for 42 days. Results showed that, while no significant effects on growth performance were observed, the length and abundance of villi were higher in the DFM-fed group. The benefic effects of DFM supplementation included also the absence of cysts formation and the increase in number of goblet cells playing essential role in immune response. Through DNA metabarcoding analysis of GM, 5 phyla and 14 major genera were identified. At day 42, the main microbiome changes in response to B. amyloliquefaciens US573 addition included the significant decrease in abundance of Actinobacteria phylum that perfectly correlates with a decrease in Nocardia genus representatives which represent serious threat in marine and freshwater fish. On the contrary, an obvious dominance of Betaproteobacteria associated with the abundance in Variovorax genus members, known for their ability to metabolize numerous substrates, was recorded. Interestingly, Firmicutes, particularly species affiliated to the genus Sporosarcina with recent promising probiotic potential, were identified as the most abundant. These results suggest that B. amyloliquefaciens US573 can be effectively recommended as health-promoting DFM in European sea bass farming.
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Affiliation(s)
- Hichem Chouayekh
- Department of Biological Sciences, College of Science, University of Jeddah, Asfan Road, 21959, P.O. Box 34, Jeddah, Kingdom of Saudi Arabia. .,Laboratory of Microbial Biotechnology, Enzymatic and Biomolecules (LMBEB), Centre of Biotechnology of Sfax, University of Sfax, P.O. Box 1177, Road Sidi Mansour 6 km, Sfax, 3018, Tunisia.
| | - Ameny Farhat-Khemakhem
- Laboratory of Microbial Biotechnology, Enzymatic and Biomolecules (LMBEB), Centre of Biotechnology of Sfax, University of Sfax, P.O. Box 1177, Road Sidi Mansour 6 km, Sfax, 3018, Tunisia
| | - Fatma Karray
- Laboratory of Environmental Bioprocesses, Centre of Biotechnology of Sfax, University of Sfax, P.O. Box 1177, Road Sidi Mansour 6 km, Sfax, 3018, Tunisia
| | - Insaf Boubaker
- Laboratory of Microbial Biotechnology, Enzymatic and Biomolecules (LMBEB), Centre of Biotechnology of Sfax, University of Sfax, P.O. Box 1177, Road Sidi Mansour 6 km, Sfax, 3018, Tunisia
| | - Najla Mhiri
- Laboratory of Environmental Bioprocesses, Centre of Biotechnology of Sfax, University of Sfax, P.O. Box 1177, Road Sidi Mansour 6 km, Sfax, 3018, Tunisia
| | - Manel Ben Abdallah
- Laboratory of Environmental Bioprocesses, Centre of Biotechnology of Sfax, University of Sfax, P.O. Box 1177, Road Sidi Mansour 6 km, Sfax, 3018, Tunisia
| | - Othman A Alghamdi
- Department of Biological Sciences, College of Science, University of Jeddah, Asfan Road, 21959, P.O. Box 34, Jeddah, Kingdom of Saudi Arabia
| | - Hamadi Guerbej
- National Institute of Sea Sciences and Technologies, Monastir, Tunisia
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Guadalupe Armas GDC, Martel-Benítez CJ, Alayón-Afonso R, Clavo B, Bordes Benítez A, González-Martín JM, Torres-Mata LB, Martín-Barrasa JL. In vitro antimicrobial activity of ozonated sunflower oil in milk against Escherichia coli: comparative study in cow, goat and sheep. JOURNAL OF APPLIED ANIMAL RESEARCH 2022. [DOI: 10.1080/09712119.2022.2147186] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 12/12/2022]
Affiliation(s)
- Gloria del Carmen Guadalupe Armas
- Research Unit Hospital Universitario de Gran Canaria, Dr. Negrín, Fundación Instituto de Investigación Sanitaria de Canarias (FIISC), Las Palmas de Gran Canaria, Spain
| | - Carlos José Martel-Benítez
- Research Unit Hospital Universitario de Gran Canaria, Dr. Negrín, Fundación Instituto de Investigación Sanitaria de Canarias (FIISC), Las Palmas de Gran Canaria, Spain
- Group of Fish Health and Infectious Diseases, University Institute of Animal Health and Food Safety (IUSA), University of Las Palmas de Gran Canaria, Arucas, Spain
| | - Rafael Alayón-Afonso
- Research Unit Hospital Universitario de Gran Canaria, Dr. Negrín, Fundación Instituto de Investigación Sanitaria de Canarias (FIISC), Las Palmas de Gran Canaria, Spain
- Group of Fish Health and Infectious Diseases, University Institute of Animal Health and Food Safety (IUSA), University of Las Palmas de Gran Canaria, Arucas, Spain
| | - Bernardino Clavo
- Research Unit Hospital Universitario de Gran Canaria, Dr. Negrín, Fundación Instituto de Investigación Sanitaria de Canarias (FIISC), Las Palmas de Gran Canaria, Spain
- Fundación Canaria del Instituto de Investigación Sanitaria de Canarias (FIISC), Las Palmas de Gran Canaria, Spain
- BioPharm Group, Instituto Universitario de Investigaciones Biomédicas y Sanitarias (IUIBS), Universidad de Las Palmas de Gran Canaria, Las Palmas de Gran Canaria, Spain
- Instituto Universitario de Enfermedades Tropicales y Salud Pública de Canarias, Universidad de La Laguna, La Laguna, Spain
- CIBER de Enfermedades Infecciosas (CIBERINFEC), Instituto de Salud Carlos III, Madrid, Spain
| | - Ana Bordes Benítez
- Microbiology Department, Hospital Universitario de Gran Canaria, Dr. Negrín, Las Palmas de Gran Canaria, Spain
| | - Jesús María González-Martín
- Research Unit Hospital Universitario de Gran Canaria, Dr. Negrín, Fundación Instituto de Investigación Sanitaria de Canarias (FIISC), Las Palmas de Gran Canaria, Spain
- Fundación Canaria del Instituto de Investigación Sanitaria de Canarias (FIISC), Las Palmas de Gran Canaria, Spain
- Instituto Universitario de Enfermedades Tropicales y Salud Pública de Canarias, Universidad de La Laguna, La Laguna, Spain
- CIBER de Enfermedades Respiratorias, Instituto de Salud Carlos III, Madrid, Spain
| | - Laura B Torres-Mata
- Research Unit Hospital Universitario de Gran Canaria, Dr. Negrín, Fundación Instituto de Investigación Sanitaria de Canarias (FIISC), Las Palmas de Gran Canaria, Spain
- Fundación Canaria del Instituto de Investigación Sanitaria de Canarias (FIISC), Las Palmas de Gran Canaria, Spain
- BioPharm Group, Instituto Universitario de Investigaciones Biomédicas y Sanitarias (IUIBS), Universidad de Las Palmas de Gran Canaria, Las Palmas de Gran Canaria, Spain
- Chemical Engineering & Materials Department, Universidad Complutense, Madrid, Spain
| | - José Luis Martín-Barrasa
- Research Unit Hospital Universitario de Gran Canaria, Dr. Negrín, Fundación Instituto de Investigación Sanitaria de Canarias (FIISC), Las Palmas de Gran Canaria, Spain
- Group of Fish Health and Infectious Diseases, University Institute of Animal Health and Food Safety (IUSA), University of Las Palmas de Gran Canaria, Arucas, Spain
- Fundación Canaria del Instituto de Investigación Sanitaria de Canarias (FIISC), Las Palmas de Gran Canaria, Spain
- CIBER de Enfermedades Infecciosas (CIBERINFEC), Instituto de Salud Carlos III, Madrid, Spain
- Animal Facility, Research Unit, Hospital Universitario de Gran Canaria, Dr. Negrín, Fundación Instituto de Investigación Sanitaria de Canarias (FIISC), Las Palmas de Gran Canaria, Spain
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Muacevic A, Adler JR, Tang W, Sarvepalli S. Right Lower Extremity Osteomyelitis With Alcaligenes faecalis in a Patient With Poorly Controlled Type 2 Diabetes Mellitus. Cureus 2022; 14:e31172. [PMID: 36505151 PMCID: PMC9728982 DOI: 10.7759/cureus.31172] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Accepted: 11/04/2022] [Indexed: 11/09/2022] Open
Abstract
Alcaligenes faecalis (A. faecalis) is a Gram-negative, rod-shaped, oxidase(+) and catalase(+), obligate aerobe commonly found in soil or water. It has also been found in human intestinal microbiota and more rarely in hospital settings and is typically associated with opportunistic infections. Although it has intrinsic resistance to many commonly used antibiotics, it is increasingly found to have developed antibiotic resistance. We present a rare case of A. faecalis osteomyelitis in a patient with a chronic diabetic foot ulcer.
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Affiliation(s)
| | | | - Wesley Tang
- Division of Internal Medicine, Kettering Health, Dayton, USA
| | - Satish Sarvepalli
- Division of Infectious Disease, Kettering Health, Dayton, USA.,Division of Infectious Disease, South Dayton Acute Care Consultants, Dayton, USA
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