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Kumas K, Al-Jubury A, Kania PW, Abusharkh T, Buchmann K. Location and elimination of Anisakis simplex third stage larvae in Atlantic herring Clupea harengus L. Int J Parasitol Parasites Wildl 2024; 24:100937. [PMID: 38655447 PMCID: PMC11035366 DOI: 10.1016/j.ijppaw.2024.100937] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/07/2024] [Revised: 04/10/2024] [Accepted: 04/10/2024] [Indexed: 04/26/2024]
Abstract
We here describe the location of anisakid third stage larvae in Atlantic herring Clupea harengus L. caught in the North Sea in August 2023. We further demonstrate how industrial processing (mechanical gutting, removal of entrails, head, tail, hypaxial anterior musculature and vertebral column) reduces the overall infection and worm load in the musculature. The isolated anisakid larvae were identified as Anisakis simplex sensu stricto by a combination of morphometrics and molecular methods (PCR of rDNA and mtDNA, sequencing, BLAST analysis). As a baseline we examined a total of 75 specimens of freshly caught and ungutted herring and showed a positive correlation between host size (fish length and weight) and infection level. The overall prevalence of infection was 84 %, the mean intensity 11.3 (range 1-38 parasites per fish) and the abundance 9.52. The main part of the overall worm population was associated with stomach and pyloric caeca in the body cavity (77 %) and only 5 % was found in the musculature. Larvae occurred in the hypaxial part of the musculature (21), the epaxial part (7 worms) and the caudal part (5 worms). The prevalence of muscle infection was 28 % and the mean intensity 1.6 (range 1-5) parasites per fish and abundance 0.44 parasites per fish. In order to assess the effect of industrial processing on worm occurrence in the fish we examined a total of 67 specimens of herring, from exactly the same batch, but following processing. This included removal of organs in the body cavity, cutting the lower part of the hypaxial segment but leaving the right and left musculature connected by dorsal connective tissue. Five out of these fish carried one larva (prevalence 7.5%, mean intensity 1, abundance 0.07 larvae per fish), and these worms were located in the ventral part of the anterior musculature (2), in the central part of the anterior musculature (2) and one larva in the central part of the caudal musculature. The industrial processing reduced the overall occurrence (abundance) of worms in the fish from 9.52 to 0.07 (136 times reduction) and the occurrence in the musculature from 0.44 to 0.07 (6.28 times reduction). The overall prevalence was reduced from 84 % to 7.5 % (11.2 times reduction). Muscle infection prevalence fell from 28 % to 7.5 % (3.7 times reduction). We then followed another batch of herring following a marinating process (11% NaCl for 24 h and subsequent incubation in acetic acid and vinegar) by artificially digesting the flaps during week 1-8. Although a total of 31 larvae were recovered from 144 fish examined no live nematode larvae were isolated. The importance of fish handling, processing and marination for consumer safety is discussed.
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Affiliation(s)
- Kaan Kumas
- Department of Veterinary and Animal Sciences, Faculty of Health and Medical Sciences, University of Copenhagen, Frederiksberg C, Denmark
| | - Azmi Al-Jubury
- Department of Veterinary and Animal Sciences, Faculty of Health and Medical Sciences, University of Copenhagen, Frederiksberg C, Denmark
| | - Per W. Kania
- Department of Veterinary and Animal Sciences, Faculty of Health and Medical Sciences, University of Copenhagen, Frederiksberg C, Denmark
| | - Taghrid Abusharkh
- Department of Veterinary and Animal Sciences, Faculty of Health and Medical Sciences, University of Copenhagen, Frederiksberg C, Denmark
| | - Kurt Buchmann
- Department of Veterinary and Animal Sciences, Faculty of Health and Medical Sciences, University of Copenhagen, Frederiksberg C, Denmark
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Koutsoumanis K, Allende A, Alvarez‐Ordóñez A, Bover‐Cid S, Chemaly M, De Cesare A, Herman L, Hilbert F, Lindqvist R, Nauta M, Nonno R, Peixe L, Ru G, Simmons M, Skandamis P, Suffredini E, Buchmann K, Careche M, Levsen A, Mattiucci S, Mladineo I, Santos MJ, Barcia‐Cruz R, Broglia A, Chuzhakina K, Goudjihounde SM, Guerra B, Messens W, Guajardo IM, Bolton D. Re-evaluation of certain aspects of the EFSA Scientific Opinion of April 2010 on risk assessment of parasites in fishery products, based on new scientific data. Part 1: ToRs1-3. EFSA J 2024; 22:e8719. [PMID: 38650612 PMCID: PMC11033839 DOI: 10.2903/j.efsa.2024.8719] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 04/25/2024] Open
Abstract
Surveillance data published since 2010, although limited, showed that there is no evidence of zoonotic parasite infection in market quality Atlantic salmon, marine rainbow trout, gilthead seabream, turbot, meagre, Atlantic halibut, common carp and European catfish. No studies were found for greater amberjack, brown trout, African catfish, European eel and pikeperch. Anisakis pegreffii, A. simplex (s. s.) and Cryptocotyle lingua were found in European seabass, Atlantic bluefin tuna and/or cod, and Pseudamphistomum truncatum and Paracoenogonimus ovatus in tench, produced in open offshore cages or flow-through ponds or tanks. It is almost certain that fish produced in closed recirculating aquaculture systems (RAS) or flow-through facilities with filtered water intake and exclusively fed heat-treated feed are free of zoonotic parasites. Since the last EFSA opinion, the UV-press and artificial digestion methods have been developed into ISO standards to detect parasites in fish, while new UV-scanning, optical, molecular and OMICs technologies and methodologies have been developed for the detection, visualisation, isolation and/or identification of zoonotic parasites in fish. Freezing and heating continue to be the most efficient methods to kill parasites in fishery products. High-pressure processing may be suitable for some specific products. Pulsed electric field is a promising technology although further development is needed. Ultrasound treatments were not effective. Traditional dry salting of anchovies successfully inactivated Anisakis. Studies on other traditional processes - air-drying and double salting (brine salting plus dry salting) - suggest that anisakids are successfully inactivated, but more data covering these and other parasites in more fish species and products is required to determine if these processes are always effective. Marinade combinations with anchovies have not effectively inactivated anisakids. Natural products, essential oils and plant extracts, may kill parasites but safety and organoleptic data are lacking. Advanced processing techniques for intelligent gutting and trimming are being developed to remove parasites from fish.
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Abad V, Alejandre M, Hernández-Fernández E, Raso J, Cebrián G, Álvarez-Lanzarote I. Evaluation of Pulsed Electric Fields (PEF) Parameters in the Inactivation of Anisakis Larvae in Saline Solution and Hake Meat. Foods 2023; 12:264. [PMID: 36673356 PMCID: PMC9857451 DOI: 10.3390/foods12020264] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/19/2022] [Revised: 12/30/2022] [Accepted: 01/03/2023] [Indexed: 01/11/2023] Open
Abstract
Larvae of the nematode family Anisakidae are capable of causing parasitic infections in humans associated with the consumption of fishery products, leading to intestinal syndromes and allergic reactions. Anisakidae larvae are widely distributed geographically, with rates of parasitism close to 100% in certain fish species. Methods need to be established for their inactivation and elimination, especially in fishery products that are to be consumed raw, pickled, or salted, or which have been insufficiently treated to kill the parasite. Many strategies are currently available (such as freezing and heat treatment), but further ones, such as pulsed electric fields (PEF), have hardly been investigated until now. This study focuses on the experimental evaluation of the efficacy of PEF in the inactivation of Anisakis spp. larvae in terms of electric field strength, specific energy, and pulse width, as well as on the evaluation of the quality of fish samples after PEF treatment. Results show that viability of Anisakis was highly dependent on field strength and specific energy. Pulse width exerted a considerable influence at the lowest field strengths tested (1 kV/cm). Central composite design helped to define a PEF treatment of 3 kV/cm and 50 kJ/kg as the one capable of inactivating almost 100% of Anisakis present in pieces of hake, while affecting the investigated quality parameters (moisture, water holding capacity, and cooking loss) to a lesser extent than freezing and thawing. These results show that PEF could serve as an alternative to traditional freezing processes for the inactivation of Anisakis in fish.
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Affiliation(s)
| | | | | | | | | | - Ignacio Álvarez-Lanzarote
- Departamento de Producción Animal y Ciencia de los Alimentos, Tecnología de los Alimentos, Facultad de Veterinaria, Instituto Agroalimentario de Aragón (IA2), Universidad de Zaragoza, 50013 Zaragoza, Spain
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4
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Raw fish consumption in Portugal: Commonly consumed fish species and associated risk factors for anisakiosis. Food Control 2022. [DOI: 10.1016/j.foodcont.2022.109457] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/19/2022]
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Anisakicidal Effects of R (+) Limonene: An Alternative to Freezing Treatment in the Industrial Anchovy Marinating Process. Foods 2022; 11:foods11081121. [PMID: 35454708 PMCID: PMC9028723 DOI: 10.3390/foods11081121] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/21/2022] [Revised: 04/09/2022] [Accepted: 04/11/2022] [Indexed: 02/01/2023] Open
Abstract
Anisakiasis is a fish-borne zoonotic disease caused by the ingestion of raw/undercooked fishes or cephalopods parasitized by members of the genus Anisakis. Freezing ensures the inactivation of viable Anisakis larvae; however, since it affects the organoleptic properties of food, essential oils and their compounds were proposed as an alternative. In this study, fresh anchovy fillets were experimentally parasitized with L3 Anisakis larvae to test the anisakicidal efficacy of R (+) limonene (LMN) in marinated fishery products. The anisakicidal effectiveness and organoleptic influence of several LMN concentrations (0.5%, 1%, and 5%) were tested during the marinating process (MS) and storage in sunflower seed oil (SO) of marinated anchovy fillets. Double treatment (DT) with 1% LMN was also performed both during marination and subsequent storage in oil. MS treatment resulted only in a reduction in larvae viability after 48 h, while a complete inactivation was observed in SO after 8, 10, and 20 days of treatment with 5%, 1%, and 0.5% LMN, respectively. DT was the most effective with complete larval inactivation after 7 days. Only 5% LMN influenced the sensory characteristics of the fillets, resulting, however, in a pleasant lemon-like odor and taste. Considering the results obtained, LMN might be a suitable natural alternative to manage Anisakis risk in the fishery industry.
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Anisakis notification in fish: An assessment of the cases reported in the European Union rapid alert system for food and feed (RASFF) database. Food Control 2021. [DOI: 10.1016/j.foodcont.2021.107913] [Citation(s) in RCA: 9] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/18/2022]
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Smaldone G, Ambrosio RL, Marrone R, Ceruso M, Anastasio A. Anisakis spp. Larvae in Deboned, in-Oil Fillets Made of Anchovies ( Engraulis encrasicolus) and Sardines ( Sardina pilchardus) Sold in EU Retailers. Animals (Basel) 2020; 10:E1807. [PMID: 33027930 PMCID: PMC7600533 DOI: 10.3390/ani10101807] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/18/2020] [Revised: 09/30/2020] [Accepted: 10/02/2020] [Indexed: 11/16/2022] Open
Abstract
Sardina pilchardus and Engraulis encrasicolus are considered the principal target species for commercial fishing in Europe and are widely consumed as semipreserved products. Although they are considered shelf-stable products, if treatment is not correctly applied, their consumption may represent a public health risk in regard to anisakiasis and allergic reactions. Little is known about the prevalence of Anisakis spp. in ripened products. This study aimed to evaluate the presence of Anisakis spp. larvae in deboned, in-oil anchovy and sardine fillets marketed in the EU to assess the influence of processing techniques on the prevalence of larvae. Ninety semipreserved anchovy and sardine products deriving from the Mediterranean Sea or Atlantic Ocean were collected from different EU retailers and examined using chloropeptic digestion to evaluate the presence of larvae and identify them. Thirty nonviable Anisakid larvae-A. pegreffii (30%) and A. simplex (70%)-were found. The frequency of larvae was higher in anchovies (28.8%). The low frequency of parasites found proved that processing technologies can influence the presence of larvae in final products, but it is important that visual inspection is performed only by trained people. The sources of raw materials should be considered in the production flow chart.
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Affiliation(s)
- Giorgio Smaldone
- Department of Agricultural Sciences, University of Naples, Federico II, via Università 100, 80055 Portici (NA), Italy;
- Centro di Riferimento Regionale per la Sicurezza Sanitaria del Pescato CRiSSaP, Campania Region, Centro Direzionale is. C3–80143 Napoli (NA), Italy;
| | - Rosa Luisa Ambrosio
- Department of Veterinary Medicine and Animal Production, Unit of Food Hygiene, University of Naples Federico II, via F. Delpino 1, 80137 Napoli (NA), Italy; (R.L.A.); (M.C.)
| | - Raffaele Marrone
- Department of Veterinary Medicine and Animal Production, Unit of Food Hygiene, University of Naples Federico II, via F. Delpino 1, 80137 Napoli (NA), Italy; (R.L.A.); (M.C.)
| | - Marina Ceruso
- Department of Veterinary Medicine and Animal Production, Unit of Food Hygiene, University of Naples Federico II, via F. Delpino 1, 80137 Napoli (NA), Italy; (R.L.A.); (M.C.)
| | - Aniello Anastasio
- Centro di Riferimento Regionale per la Sicurezza Sanitaria del Pescato CRiSSaP, Campania Region, Centro Direzionale is. C3–80143 Napoli (NA), Italy;
- Department of Veterinary Medicine and Animal Production, Unit of Food Hygiene, University of Naples Federico II, via F. Delpino 1, 80137 Napoli (NA), Italy; (R.L.A.); (M.C.)
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9
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Smaldone G, Abollo E, Marrone R, Bernardi CEM, Chirollo C, Anastasio A, Del Hierro SP. Risk-based scoring and genetic identification for anisakids in frozen fish products from Atlantic FAO areas. BMC Vet Res 2020; 16:65. [PMID: 32085758 PMCID: PMC7033913 DOI: 10.1186/s12917-020-02286-7] [Citation(s) in RCA: 11] [Impact Index Per Article: 2.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/24/2019] [Accepted: 02/13/2020] [Indexed: 11/10/2022] Open
Abstract
Background The presence of Anisakis larvae in fish represents a major public health concern. Effective risk management procedures should be applied to prevent heavily infected products from reaching the market. The aim of the study is to provide preliminary data on parasite exposure and risk classification in frozen fish products by applying a risk categorization scheme (site, abundance, density and epidemiology – SADE) and Fish Parasite Rating (FPR) method. Fish and cephalopods samples (N = 771) from 5 different FAO Atlantic areas were examined and categorized after an accurate visual inspection and a chloro-peptic digestion. Results In 25 out of 33 fish species parasite larvae were found. 10897 anisakids larvae were collected and identified to genus level. Molva dypterygia, Conger conger, Zeus faber and Aphanopus carbo were shown to be the most highly infected species. SADE and FPR scores were 1 and poor, respectively, for the referred species, because of the disseminated Anisakis infection and commercial rejection. Conclusion SADE/FPR method showed high specificity and accuracy. The information provided in this work could be used in early warning systems for the detection of parasites in fishery products and might help fishing industries in establishing management strategies for infected stocks in terms of cost saving decisions.
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Affiliation(s)
- Giorgio Smaldone
- Department of Agricultural Sciences, University of Naples, Federico II, via Università 100, 80055, Naples, Portici (NA), Italy.,Centro di Riferimento Regionale per la Sicurezza Sanitaria del Pescato CRiSSaP, Naples, Campania Region, Italy
| | - Elvira Abollo
- Centro Tecnológico del Mar - Fundación CETMAR, C/Eduardo Cabello s/n, 36208, (Pontevedra), Vigo, Spain
| | - Raffaele Marrone
- Department of Veterinary Medicine and Animal Production, Unit of Food Hygiene, University of Naples, Federico II, via Delpino 1, 80137, Naples, Italy.
| | - Cristian E M Bernardi
- Department of Veterinary Science and Technologies for Food Safety, Laboratory of Food Inspection, Università degli Studi di Milano, Via A. Grasselli, 7-20137, Milano, Italy
| | - Claudia Chirollo
- Department of Veterinary Medicine and Animal Production, Unit of Food Hygiene, University of Naples, Federico II, via Delpino 1, 80137, Naples, Italy
| | - Aniello Anastasio
- Centro di Riferimento Regionale per la Sicurezza Sanitaria del Pescato CRiSSaP, Naples, Campania Region, Italy.,Department of Veterinary Medicine and Animal Production, Unit of Food Hygiene, University of Naples, Federico II, via Delpino 1, 80137, Naples, Italy
| | - Santiago P Del Hierro
- Ecobiomar - Instituto de Investigaciones Marinas de Vigo - CSIC - C/ Eduardo Cabello 6, 36208, (Pontevedra),, Vigo, Spain
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Trabelsi N, Nalbone L, Marotta SM, Taamali A, Abaza L, Giarratana F. Effectiveness of five flavored Tunisian olive oils on Anisakis larvae type 1: application of cinnamon and rosemary oil in industrial anchovy marinating process. JOURNAL OF THE SCIENCE OF FOOD AND AGRICULTURE 2019; 99:4808-4815. [PMID: 30977130 DOI: 10.1002/jsfa.9736] [Citation(s) in RCA: 6] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Subscribe] [Scholar Register] [Received: 01/10/2019] [Revised: 03/02/2019] [Accepted: 04/05/2019] [Indexed: 06/09/2023]
Abstract
BACKGROUND Anisakidosis is caused by the ingestion of raw or undercooked fish or cephalopods containing viable Anisakis larvae. Several natural extracts, oils, essential oils, and their compounds have been tested against Anisakis. In this study the effectiveness of Tunisian olive oil with different spices or plants (cardamom, cinnamon, ginger, laurel, and rosemary) was tested against Anisakis larvae type 1. RESULTS For the in vitro test, larvae were submerged separately in the oils mentioned above and observed to check viability. Cinnamon oil was the most effective against parasites with lethal time (LT) scores being LT50 = 1.5 days and LT100 = 3 days, followed by rosemary. Laurel, cardamom, and ginger oils were less effective. For the ex vivo experiment, cinnamon, and rosemary oils were tested in anchovy fillets, previously artificially parasitized. Cinnamon was the most effective against parasites (dead after 4 days) as compared to rosemary (7 days). CONCLUSION The use of cinnamon and rosemary-flavored olive oil in the industrial marinating process can be considered as an efficient alternative to the freezing process required by European Regulation EC No 853/2004 to devitalize Anisakis. © 2019 Society of Chemical Industry.
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Affiliation(s)
- Najla Trabelsi
- Laboratory of Olive Biotechnology, Center of Biotechnology of Borj-Cédria, Hammam-Lif, Tunisia
| | - Luca Nalbone
- Department of Veterinary Science, University of Messina, Messina, Italy
| | | | - Amani Taamali
- Laboratory of Olive Biotechnology, Center of Biotechnology of Borj-Cédria, Hammam-Lif, Tunisia
- Department of Chemistry, College of Sciences, University of Hafr Al-Batin, Kingdom of Saudi Arabia
| | - Leila Abaza
- Laboratory of Olive Biotechnology, Center of Biotechnology of Borj-Cédria, Hammam-Lif, Tunisia
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Guardone L, Nucera D, Rosellini N, Tinacci L, Acutis P, Guidi A, Armani A. Occurrence, distribution and viability of Anisakis spp. larvae in various kind of marketed herring products in Italy. Food Control 2019. [DOI: 10.1016/j.foodcont.2019.02.030] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/14/2022]
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Franssen F, Gerard C, Cozma-Petruţ A, Vieira-Pinto M, Jambrak AR, Rowan N, Paulsen P, Rozycki M, Tysnes K, Rodriguez-Lazaro D, Robertson L. Inactivation of parasite transmission stages: Efficacy of treatments on food of animal origin. Trends Food Sci Technol 2019. [DOI: 10.1016/j.tifs.2018.11.009] [Citation(s) in RCA: 23] [Impact Index Per Article: 4.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/27/2022]
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Li J, Yang X, Shi G, Chang J, Liu Z, Zeng M. Cooperation of lactic acid bacteria regulated by the AI-2/LuxS system involve in the biopreservation of refrigerated shrimp. Food Res Int 2018; 120:679-687. [PMID: 31000286 DOI: 10.1016/j.foodres.2018.11.025] [Citation(s) in RCA: 29] [Impact Index Per Article: 4.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/19/2018] [Revised: 10/15/2018] [Accepted: 11/13/2018] [Indexed: 11/16/2022]
Abstract
Litopenaeus vannamei is an extremely perishable food because of rapid microbial growth and chemical degradation after harvesting. Biopreservation is a food preservation technology based on the addition of "positive" bacteria to kill or prevent the growth of undesirable microorganisms. In this study, the cooperation between lactic acid bacteria (LAB) strains (Lactobacillus plantarum AB-1 and Lactobacillus casei) regulated by the AI-2/LuxS was investigated in vitro and on shrimp. The antimicrobial activity of L. plantarum AB-1 was significantly increased in the co-culture compared with the mono-culture in vitro, and the transcription of the quorum sensing luxS gene and bacteriocin regulatory operons (plnB and plnC) in L. plantarum AB-1 were also significantly increased in co-culture (P < .05), indicating cooperation and that the production of bacteriocin in L. plantarum AB-1 might be related to the LuxS/AI-2 quorum sensing (QS) system. The results were confirmed by adding the exogenous AI-2 molecule signal to L. plantarum AB-1 in vitro. In the on shrimp experiments, the spoilage organisms (mainly Shewanella baltica) in shrimp samples were significantly inhibited after co-inoculation with L. plantarum AB-1 and L. casei, and the values of total volatile basic nitrogen (TVB-N) and pH in co-inoculated shrimp were also significantly decreased (P < .05). In addition, the AI-2 activities in co-inoculated shrimp were significantly higher during refrigerated storage. The results suggest that the cooperation and bacteriocin production of lactic acid bacteria might by regulated by the AI-2/LuxS system, and the co-inoculation of L. plantarum AB-1 and L. casei in shrimp is an effective strategy for biopreservation of shrimp.
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Affiliation(s)
- Jianpeng Li
- College of Food Science and Engineering, Ocean University of China, 5 Yushan Road, Qingdao 266003, China
| | - Xiaoyuan Yang
- College of Food Science and Engineering, Ocean University of China, 5 Yushan Road, Qingdao 266003, China
| | - Guocui Shi
- College of Food Science and Engineering, Ocean University of China, 5 Yushan Road, Qingdao 266003, China
| | - Jing Chang
- College of Food Science and Engineering, Ocean University of China, 5 Yushan Road, Qingdao 266003, China
| | - Zunying Liu
- College of Food Science and Engineering, Ocean University of China, 5 Yushan Road, Qingdao 266003, China.
| | - Mingyong Zeng
- College of Food Science and Engineering, Ocean University of China, 5 Yushan Road, Qingdao 266003, China.
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Santoro M, Di Nocera F, Iaccarino D, Cipriani P, Guadano Procesi I, Maffucci F, Hochscheid S, Blanco C, Cerrone A, Galiero G, Nascetti G, Mattiucci S. Helminth parasites of the dwarf sperm whale Kogia sima (Cetacea: Kogiidae) from the Mediterranean Sea, with implications on host ecology. DISEASES OF AQUATIC ORGANISMS 2018; 129:175-182. [PMID: 30154277 DOI: 10.3354/dao03251] [Citation(s) in RCA: 10] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 06/08/2023]
Abstract
Limited data exist on the occurrence of the dwarf sperm whale Kogia sima in the Mediterranean Sea and its parasite fauna. Here, the occurrence of the anisakid species Anisakis physeteris and A. pegreffii in the stomach chambers of an adult female dwarf sperm whale, stranded in southern Italy, is reported. In addition, the occurrence of Phyllobothrium delphini larvae infecting the blubber of the caudal peduncle region was recorded. A. physeteris and A. pegreffii represent the 2 parasite species of the genus, mostly distributed in the Mediterranean Sea in fish and squids. The finding of A. pegreffii and A. physeteris in the dwarf sperm whale represents a new record in this host species for the Mediterranean Sea. The study of gastrointestinal content also revealed a massive presence of cephalopod beaks identified as belonging to pelagic squids including the umbrella squid Histioteuthis bonnellii, the reverse jewel squid H. reversa, the long-armed squid Chiroteuthis veranii, and the comb-finned squid Ctenopteryx sicula. The feeding habits of the dwarf sperm whale, as well as the occurrence of these squid residuals in the cetacean host, suggest that these squid species play a major role in maintaining the life cycle of anisakid parasite species and P. delphini.
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Affiliation(s)
- M Santoro
- Istituto Zooprofilattico Sperimentale del Mezzogiorno, 80055 Portici, Italy
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Guardone L, Armani A, Nucera D, Costanzo F, Mattiucci S, Bruschi F. Human anisakiasis in Italy: a retrospective epidemiological study over two decades. Parasite 2018; 25:41. [PMID: 30058531 PMCID: PMC6065268 DOI: 10.1051/parasite/2018034] [Citation(s) in RCA: 55] [Impact Index Per Article: 9.2] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/12/2018] [Accepted: 06/12/2018] [Indexed: 12/24/2022] Open
Abstract
A retrospective analysis on human anisakiasis in Italy since its first description in 1996 was performed by conducting a literature search. Inclusion criteria based on the presence of a larva and on parasite identification were applied. Epidemiological data and clinical features were analysed. Particular attention was paid to the source of infection. In total, 73 cases were included in the analysis, while 34 were excluded. Cases were reported from eight Italian regions, most frequently Abruzzo, Apulia and Latium. The parasite was detected by endoscopy (51.4%) or laparotomy (48.6%). The site of infection was intestinal (42.5%), gastric (43.8%), oesophageal (1.4%) or ectopic (12.3%). Most of the parasites (71.0%) were identified as Anisakis sp. or A. simplex (s.l.). However, when molecular methods were used (21 cases), A. pegreffii was always identified. In most of the patients (65.7%), the source of infection was raw or undercooked anchovies, followed by "anchovies or sardines" (15.1%), generic "raw seafood" (15.1%), and sardines (1.4%). In only 2 cases (2.7%), the source was not available. This is the first systematic analysis of Italian cases of anisakiasis. The main conclusions derived from the results are: i) attention should be given to the history, in particular when raw marinated anchovies, proven to be the main source of human anisakiasis in Italy, are consumed; ii) in order to assess correct epidemiological data, a confirmed and specific etiological identification should always be sought.
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Affiliation(s)
- Lisa Guardone
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FishLab, Department of Veterinary Sciences, University of Pisa Via delle Piagge 2 56124
Pisa Italy
| | - Andrea Armani
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FishLab, Department of Veterinary Sciences, University of Pisa Via delle Piagge 2 56124
Pisa Italy
| | - Daniele Nucera
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Department of Agriculture, Forestry and Food Science, University of Turin Largo Braccini 2 10095
Grugliasco – Torino Italy
| | - Francesco Costanzo
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FishLab, Department of Veterinary Sciences, University of Pisa Via delle Piagge 2 56124
Pisa Italy
| | - Simonetta Mattiucci
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Department of Public Health and Infectious Diseases, Section of Parasitology, “Sapienza – University of Rome”, Laboratory affiliated to Istituto Pasteur Italia-Fondazione Cenci Bolognetti P.le Aldo Moro, 5 00185
Rome Italy
| | - Fabrizio Bruschi
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Department of Translational Research, N.T.M.S., School of Medicine, University of Pisa via Roma, 55 56126
Pisa Italy
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Trabelsi N, Marotta SM, Giarratana F, Taamali A, Zarrouk M, Ziino G, Giuffrida A. Use of Tunisian flavored olive oil as anisakicidal agent in industrial anchovy marinating process. JOURNAL OF THE SCIENCE OF FOOD AND AGRICULTURE 2018; 98:3446-3451. [PMID: 29282740 DOI: 10.1002/jsfa.8857] [Citation(s) in RCA: 8] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Received: 09/21/2017] [Revised: 11/16/2017] [Accepted: 12/21/2017] [Indexed: 06/07/2023]
Abstract
BACKGROUND Natural compounds are more frequently used against Anisakis, responsible for the important fish-borne disease anisakidosis. The aim of the study was to evaluate the effectiveness of enriched Tunisian olive oil with different spices (cumin, turmeric, clove, thyme, and lemon) against Anisakis larvae type 1. RESULTS In vitro experiment: larvae were submerged separately in the aforementioned oils and then examined to check viability. For each oil, LT50 and LT100 were calculated. Turmeric and cumin oils are the most effective against the parasites; followed by lemon, thyme and clove oils. For the in vivo experiment, turmeric and cumin oils were tested in anchovy fillets previously artificially parasitized with L3 larvae. Cumin was the most effective against parasites (dead after 5 days) compared with turmeric (8 days). For the two oils, the resulting odor was pleasant, as was the taste, while changes in color were much more evident in turmeric fillets. CONCLUSION All the flavored oils demonstrated a good nematodical action against Anisakis. Cumin oil was the most effective against encysted larvae. Turmeric oil showed the best activity in the in vitro experiment. The use of flavored oils in the marinating process could represent an efficient strategy to devitalize Anisakis. © 2017 Society of Chemical Industry.
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Affiliation(s)
- Najla Trabelsi
- Laboratory of Olive Biotechnology, Center of Biotechnology of Borj-Cédria, Hammam-Lif, Tunisia
| | - Stefania M Marotta
- Department of Veterinary Science, University of Messina, Polo Universitariodella Annunziata, Messina, Italy
| | - Filippo Giarratana
- Department of Veterinary Science, University of Messina, Polo Universitariodella Annunziata, Messina, Italy
| | - Amani Taamali
- Laboratory of Olive Biotechnology, Center of Biotechnology of Borj-Cédria, Hammam-Lif, Tunisia
| | - Mokhtar Zarrouk
- Laboratory of Olive Biotechnology, Center of Biotechnology of Borj-Cédria, Hammam-Lif, Tunisia
| | - Graziella Ziino
- Department of Veterinary Science, University of Messina, Polo Universitariodella Annunziata, Messina, Italy
| | - Alessandro Giuffrida
- Department of Veterinary Science, University of Messina, Polo Universitariodella Annunziata, Messina, Italy
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Anisakis spp. larvae in different kinds of ready to eat products made of anchovies (Engraulis encrasicolus) sold in Italian supermarkets. Int J Food Microbiol 2018; 268:10-18. [PMID: 29306733 DOI: 10.1016/j.ijfoodmicro.2017.12.030] [Citation(s) in RCA: 17] [Impact Index Per Article: 2.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/15/2017] [Revised: 12/17/2017] [Accepted: 12/30/2017] [Indexed: 11/20/2022]
Abstract
In this study the occurrence of visible anisakid larvae in semi-preserved anchovy products sold on the Italian market was investigated. Totally, 107 ready to eat products (33 salted-ripened, 49 in oil and 25 marinated) were sampled. Each sample was digested, then the digested material was observed under natural and UV light. Parasites were counted, collected and microscopically identified to genus level. A representative subset was molecularly identified using the cox2 gene. At least one visible Anisakis sp. larva was found in 54.2% of the total 107 products analysed and totally 1283 dead larvae were collected. Anisakis sp. larvae were found in all the 33 salted products and 1139 (88.8%) larvae were collected, with a range of 1-105 parasites per product. Larval density per gram was 0.13. Anisakis sp. larvae were found in 49.0% of the products in oil and 143 (11.1%) larvae were isolated, with a range of 0-28 and a density of 0.03. Only 1 larva was found in the 25 marinated products (4.0%, density 0.00). A highly significant difference between all the product categories in respect of number of larvae per product, frequency of products contaminated by at least one larva and larval density per gram was found. Within the subset of larvae molecularly analysed (n=122), 92 (75.4%) were identified as A. pegreffii and 30 (24.6%) as A. simplex. This study showed that semi-preserved anchovy products heavily contaminated with Anisakis spp. larvae reach the market. Beyond the negligible risk for anisakidosis, the presence of dead visible parasites may cause immediate rejection in consumers. In addition, the potential risk related to allergic reactions in sensitized individuals needs to be further assessed. In order to avoid commercialization of obviously contaminated products, fresh anchovies' batches intended for the production of such products should be accurately selected by the processing industry applying inspection methods.
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Gómez-Mateos Pérez M, Navarro Moll C, Merino Espinosa G, Valero López A. Evaluation of different Mediterranean essential oils as prophylactic agents in anisakidosis. PHARMACEUTICAL BIOLOGY 2017; 55:456-461. [PMID: 27937075 PMCID: PMC6130707 DOI: 10.1080/13880209.2016.1247880] [Citation(s) in RCA: 7] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Figures] [Subscribe] [Scholar Register] [Received: 06/30/2016] [Revised: 10/03/2016] [Accepted: 10/07/2016] [Indexed: 06/06/2023]
Abstract
CONTEXT Anisakis Dujardin 1845 (Anisakidae) nematodes can cause gastrointestinal and allergic diseases when humans eat raw or undercooked seafood containing larvae. There is currently no drug available in the market against this parasitic disease, and the study of plant-derived molecules could be useful in the discovery of effective compounds. OBJECTIVE This research assesses the biocidal activity of a range of essential oils (EOs) from some Mediterranean plants against larvae found in the musculature of fresh fish. MATERIALS AND METHODS EOs composition was analyzed by gas chromatography-mass spectroscopy. All the EOs were diluted at 5% v/v in olive oil to cover the fish with the solutions for 24 h. The larvae that abandoned the muscle and the larvae obtained from the artificial digestion of the fish were collected. Controls were carried out in parallel. Furthermore, Wistar rats were infected with the live larvae collected from the in vitro trials in order to find any larvae that may have penetrated the gastrointestinal wall. RESULTS Between 60.8% and 87.6% of parasites treated with EOs abandoned the fish muscle, and the highest in vitro mortality rate was achieved with oregano EO (53.9%). Rats previously treated with oregano, cumin and Spanish lavender EOs showed no detectable lesions in the digestive tract due to the infection with larvae. CONCLUSIONS Oregano (Origanum vulgare L. Lamiaceae), cumin (Cuminum cyminum L. Apiaceae) and Spanish lavender (Lavender stoechas L. Lamiaceae) EOs could be used as promising ingredients in the development of products for the control of anisakiasis.
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Affiliation(s)
| | | | - Gema Merino Espinosa
- Department of Parasitology, Faculty of Pharmacy, University of Granada, Granada, Spain
| | - Adela Valero López
- Department of Parasitology, Faculty of Pharmacy, University of Granada, Granada, Spain
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Giarratana F, Muscolino D, Ziino G, Giuffrida A, Marotta SM, Lo Presti V, Chiofalo V, Panebianco A. Activity of Tagetes minuta Linnaeus (Asteraceae) essential oil against L3 Anisakis larvae type 1. ASIAN PAC J TROP MED 2017. [PMID: 28647183 DOI: 10.1016/j.apjtm.2017.05.005] [Citation(s) in RCA: 19] [Impact Index Per Article: 2.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/19/2022] Open
Abstract
OBJECTIVE To evaluate in vitro effects of Tagetes minuta L. essential oil (TEO) on L3 Anisakis larvae type 1. METHODS In order to evaluate the potential use of Tagetes minuta essential oil against L3 Anisakis larvae three different media were tested: 1) a saline solution (SS); 2) an industrial marinating solution (MS); 3) sunflower seeds oil (SO). For each media and concentrations of TEO (0.1%, 0.5%, 1.0% and 5.0% v/v), 20 parasites were introduced into plastic Petri dishes (diameter 90 mm) and maintained at room temperature. As controls, larvae were maintained without TEO under identical experimental conditions in SS, MS and SO. A total of 900 larvae were tested. The normalized mean viability, LT100, LT50 and the percentage of inactivation at 24 h were calculated. RESULTS In vitro tests revealed a complete inactivation of parasites in saline solution after 2 h with 5% and 1% of TEO. In marinating solution, a complete inactivation of parasites was observed after 4 h at all concentrations used. A slower activity for all TEO concentration was reported in SO. CONCLUSIONS The results obtained, showing a strong activity against Anisakis larvae, confirm TEO as a larvicidal agent in the treatment of human anisakidosis and in the industrial marinating process.
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Affiliation(s)
- Filippo Giarratana
- Department of Veterinary Sciences, University of Messina, Polo Universitario dell'Annunziata, 98168 Messina, Italy
| | - Daniele Muscolino
- Department of Veterinary Sciences, University of Messina, Polo Universitario dell'Annunziata, 98168 Messina, Italy
| | - Graziella Ziino
- Department of Veterinary Sciences, University of Messina, Polo Universitario dell'Annunziata, 98168 Messina, Italy.
| | - Alessandro Giuffrida
- Department of Veterinary Sciences, University of Messina, Polo Universitario dell'Annunziata, 98168 Messina, Italy
| | - Stefania Maria Marotta
- Department of Veterinary Sciences, University of Messina, Polo Universitario dell'Annunziata, 98168 Messina, Italy
| | - Vittorio Lo Presti
- Department of Veterinary Sciences, University of Messina, Polo Universitario dell'Annunziata, 98168 Messina, Italy
| | - Vincenzo Chiofalo
- Department of Veterinary Sciences, University of Messina, Polo Universitario dell'Annunziata, 98168 Messina, Italy
| | - Antonio Panebianco
- Department of Veterinary Sciences, University of Messina, Polo Universitario dell'Annunziata, 98168 Messina, Italy
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