2022 |
Kogiannou, Dimitra; Kotsiri, Mado; Grigorakis, Kriton A method to assess gaping in Sparidae species fillets Journal Article Aquaculture Research, 53 (2), pp. 689–693, 2022, ISSN: 1355-557X, 1365-2109. @article{kogiannou_method_2022, title = {A method to assess gaping in Sparidae species fillets}, author = {Dimitra Kogiannou and Mado Kotsiri and Kriton Grigorakis}, url = {https://imbbc.hcmr.gr/wp-content/uploads/2022/01/2021-Kogianou-ARE-preprint-88.pdf https://onlinelibrary.wiley.com/doi/10.1111/are.15590}, doi = {10.1111/are.15590}, issn = {1355-557X, 1365-2109}, year = {2022}, date = {2022-01-01}, urldate = {2022-01-12}, journal = {Aquaculture Research}, volume = {53}, number = {2}, pages = {689--693}, keywords = {}, pubstate = {published}, tppubtype = {article} } |
2021 |
Kogiannou, Dimitra; Nikoloudaki, Chrysanthi; Katharios, Pantelis; Triga, Adriana; Rigos, George Evaluation of absorption and depletion of florfenicol in European seabass textitDicentrarchus labrax Journal Article Veterinary Medicine and Science, 7 (3), pp. 987–997, 2021, ISSN: 2053-1095, 2053-1095. @article{kogiannou_evaluation_2021, title = {Evaluation of absorption and depletion of florfenicol in European seabass textitDicentrarchus labrax}, author = {Dimitra Kogiannou and Chrysanthi Nikoloudaki and Pantelis Katharios and Adriana Triga and George Rigos}, url = {https://imbbc.hcmr.gr/wp-content/uploads/2021/06/2021-Kogiannou-VetMed-Sci-40.pdf https://onlinelibrary.wiley.com/doi/10.1002/vms3.415}, doi = {10.1002/vms3.415}, issn = {2053-1095, 2053-1095}, year = {2021}, date = {2021-05-01}, urldate = {2021-06-24}, journal = {Veterinary Medicine and Science}, volume = {7}, number = {3}, pages = {987--997}, keywords = {}, pubstate = {published}, tppubtype = {article} } |
Rigos, George; Kogiannou, Dimitra; Vasilaki, Antigoni; Kotsiri, Mado Evaluation of Praziquantel Efficacy against Zeuxapta seriolae Infections in Greater Amberjack, Seriola dumerili Journal Article Applied Sciences, 11 (10), pp. 4656, 2021, ISSN: 2076-3417. @article{rigos_evaluation_2021, title = {Evaluation of Praziquantel Efficacy against Zeuxapta seriolae Infections in Greater Amberjack, Seriola dumerili}, author = {George Rigos and Dimitra Kogiannou and Antigoni Vasilaki and Mado Kotsiri}, url = {https://imbbc.hcmr.gr/wp-content/uploads/2021/06/2021-Rigos-ApllSciences-41l.pdf https://www.mdpi.com/2076-3417/11/10/4656}, doi = {10.3390/app11104656}, issn = {2076-3417}, year = {2021}, date = {2021-05-01}, urldate = {2021-06-24}, journal = {Applied Sciences}, volume = {11}, number = {10}, pages = {4656}, abstract = {The aim of this study was to evaluate the efficacy of dietary praziquantel (PZQ), a promising fish anthelminthic, against Zeuxapta seriolae, a lethal ectoparasite of greater amberjack (Seriola dumerili Risso) farmed in the Mediterranean and elsewhere. The trial was carried out in small cages (3 m3) in situ, harbouring fish (125 ± 14 g) naturally infected with Z. seriolae, at 25 ± 1 °C water temperature. Praziquantel-medicated diet (150 mg PZQ/kg fish) was delivered for three days against a control group. Measurement of both adults and oncomiracidia of Z. seriolae in sampled gill arches revealed significant differences between the tested groups (PZQ: 19.3 ± 9.8 vs. Control: 3.8 ± 6.3). Considering an estimated efficacy of 80.4% in the medicated fish, the present study indicates that oral PZQ treatments can confront Z. seriolae infections considerably in farmed greater amberjack and, perhaps, replace the commonly used hydrogen peroxidase baths.}, keywords = {}, pubstate = {published}, tppubtype = {article} } The aim of this study was to evaluate the efficacy of dietary praziquantel (PZQ), a promising fish anthelminthic, against Zeuxapta seriolae, a lethal ectoparasite of greater amberjack (Seriola dumerili Risso) farmed in the Mediterranean and elsewhere. The trial was carried out in small cages (3 m3) in situ, harbouring fish (125 ± 14 g) naturally infected with Z. seriolae, at 25 ± 1 °C water temperature. Praziquantel-medicated diet (150 mg PZQ/kg fish) was delivered for three days against a control group. Measurement of both adults and oncomiracidia of Z. seriolae in sampled gill arches revealed significant differences between the tested groups (PZQ: 19.3 ± 9.8 vs. Control: 3.8 ± 6.3). Considering an estimated efficacy of 80.4% in the medicated fish, the present study indicates that oral PZQ treatments can confront Z. seriolae infections considerably in farmed greater amberjack and, perhaps, replace the commonly used hydrogen peroxidase baths. |
Kogiannou, Dimitra; Nikoloudaki, Chrysanthi; Rigos, George Absorption and depletion of dietary administered praziquantel in greater amberjack, Seriola dumerili Journal Article Aquaculture, 535 , pp. 736354, 2021, ISSN: 00448486. @article{kogiannou_absorption_2021, title = {Absorption and depletion of dietary administered praziquantel in greater amberjack, Seriola dumerili}, author = {Dimitra Kogiannou and Chrysanthi Nikoloudaki and George Rigos}, url = {https://linkinghub.elsevier.com/retrieve/pii/S0044848621000168}, doi = {10.1016/j.aquaculture.2021.736354}, issn = {00448486}, year = {2021}, date = {2021-01-01}, urldate = {2021-02-02}, journal = {Aquaculture}, volume = {535}, pages = {736354}, keywords = {}, pubstate = {published}, tppubtype = {article} } |
2020 |
Kogiannou, Dimitra; Rigos, George Praziquantel depletion from muscle plus skin tissue of gilthead sea bream (Sparus aurata) Journal Article Mediterranean Marine Science, 22 (1), pp. 121–124, 2020, ISSN: 1791-6763, 1108-393X, (AQUA). @article{kogiannou_praziquantel_2020, title = {Praziquantel depletion from muscle plus skin tissue of gilthead sea bream (Sparus aurata)}, author = {Dimitra Kogiannou and George Rigos}, url = {https://ejournals.epublishing.ekt.gr/index.php/hcmr-med-mar-sc/article/view/25126}, doi = {10.12681/mms.25126}, issn = {1791-6763, 1108-393X}, year = {2020}, date = {2020-11-01}, urldate = {2022-01-17}, journal = {Mediterranean Marine Science}, volume = {22}, number = {1}, pages = {121--124}, abstract = {The depletion pattern of praziquantel (PZQ) from gilthead sea bream (Sparus aurata) muscle plus skin was determined in this study. Fish averaging 100.2 ± 17.7 g and kept at 25oC received a PZQ-dosing of 150 mg/kg fish for 3 days. Muscle plus skin of each of ten fish were collected on days 1, 2, 3, 4, and 6 days post-treatment. Depletion of PZQ from the edible gilthead sea bream tissues was rapid, as its concentrations declined to 0.04 μg/g as early as 24 h post-treatment, while was undetectable at 72 h. This information confirms the fact that PZQ is depleted fast from farmed animals including fish such as the gilthead sea bream and its levels in edible tissues failed below the detection limit in approximately 75 dd.}, note = {AQUA}, keywords = {}, pubstate = {published}, tppubtype = {article} } The depletion pattern of praziquantel (PZQ) from gilthead sea bream (Sparus aurata) muscle plus skin was determined in this study. Fish averaging 100.2 ± 17.7 g and kept at 25oC received a PZQ-dosing of 150 mg/kg fish for 3 days. Muscle plus skin of each of ten fish were collected on days 1, 2, 3, 4, and 6 days post-treatment. Depletion of PZQ from the edible gilthead sea bream tissues was rapid, as its concentrations declined to 0.04 μg/g as early as 24 h post-treatment, while was undetectable at 72 h. This information confirms the fact that PZQ is depleted fast from farmed animals including fish such as the gilthead sea bream and its levels in edible tissues failed below the detection limit in approximately 75 dd. |
Rigos, George; Katharios, Pantelis; Kogiannou, Dimitra; Cascarano, Chiara M Infectious diseases and treatment solutions of farmed greater amberjack Seriola dumerili with particular emphasis in Mediterranean region Journal Article Reviews in Aquaculture, pp. raq.12476, 2020, ISSN: 1753-5123, 1753-5131. @article{rigos_infectious_2020, title = {Infectious diseases and treatment solutions of farmed greater amberjack Seriola dumerili with particular emphasis in Mediterranean region}, author = {George Rigos and Pantelis Katharios and Dimitra Kogiannou and Chiara M Cascarano}, url = {https://onlinelibrary.wiley.com/doi/abs/10.1111/raq.12476}, doi = {10.1111/raq.12476}, issn = {1753-5123, 1753-5131}, year = {2020}, date = {2020-07-01}, urldate = {2020-09-02}, journal = {Reviews in Aquaculture}, pages = {raq.12476}, abstract = {Abstract Greater amberjack (Seriola dumerili) is a very promising candidate for the diversification of the Mediterranean aquaculture due to its high demand, excellent flesh quality and high market prices. Its production expansion has, however, failed so far, due to several bottlenecks mainly related to pathology. This review addresses the major pathogens, which hinder the culture of greater amberjack with special focus in the Mediterranean region, and highlights possible treatment solutions. Among the important recorded pathogens of caged greater amberjack in the Mediterranean, the gill monogenean Zeuxapta seriolae seems to be the most problematic, causing significant losses. While formalin immersions are inefficient to combat this parasite, baths with hydrogen peroxide are extremely effective and praziquantel administration could be a more practical in-feed treatment solution. The digenean blood flukes, Paradeontacylix spp., also account for important losses in greater amberjack farms in the same region. Dietary administration of praziquantel constitutes an effective therapeutic measure against those infections. Vibrio harveyi is also a bacterial pathogen severely affecting fish maintained both in land-based facilities and in cages, whereas Epitheliocystis is a disease reported frequently that can be fatal when it occurs at early stages. Skin flukes such as Benedenia seriolae and Neobenedenia girellae as well as other parasites bacteria and viruses mentioned herein, which have caused substantial losses in Asian enterprises, but have not been identified yet in greater amberjack farmed in the Mediterranean, should be considered as potential threats.}, keywords = {}, pubstate = {published}, tppubtype = {article} } Abstract Greater amberjack (Seriola dumerili) is a very promising candidate for the diversification of the Mediterranean aquaculture due to its high demand, excellent flesh quality and high market prices. Its production expansion has, however, failed so far, due to several bottlenecks mainly related to pathology. This review addresses the major pathogens, which hinder the culture of greater amberjack with special focus in the Mediterranean region, and highlights possible treatment solutions. Among the important recorded pathogens of caged greater amberjack in the Mediterranean, the gill monogenean Zeuxapta seriolae seems to be the most problematic, causing significant losses. While formalin immersions are inefficient to combat this parasite, baths with hydrogen peroxide are extremely effective and praziquantel administration could be a more practical in-feed treatment solution. The digenean blood flukes, Paradeontacylix spp., also account for important losses in greater amberjack farms in the same region. Dietary administration of praziquantel constitutes an effective therapeutic measure against those infections. Vibrio harveyi is also a bacterial pathogen severely affecting fish maintained both in land-based facilities and in cages, whereas Epitheliocystis is a disease reported frequently that can be fatal when it occurs at early stages. Skin flukes such as Benedenia seriolae and Neobenedenia girellae as well as other parasites bacteria and viruses mentioned herein, which have caused substantial losses in Asian enterprises, but have not been identified yet in greater amberjack farmed in the Mediterranean, should be considered as potential threats. |
Rigos, George; Kogiannou, Dimitra; Padrós, Francesc; Cristòfol, Carles; Florio, Daniela; Fioravanti, Marialetizia; Zarza, Carlos Reviews in Aquaculture, pp. raq.12523, 2020, ISSN: 1753-5123, 1753-5131. @article{rigos_best_2020, title = {Best therapeutic practices for the use of antibacterial agents in finfish aquaculture: a particular view on European seabass ( textitDicentrarchus labrax ) and gilthead seabream ( textitSparus aurata ) in Mediterranean aquaculture}, author = {George Rigos and Dimitra Kogiannou and Francesc Padrós and Carles Cristòfol and Daniela Florio and Marialetizia Fioravanti and Carlos Zarza}, url = {https://onlinelibrary.wiley.com/doi/10.1111/raq.12523 https://imbbc.hcmr.gr/wp-content/uploads/2020/12/2020-Rigos-RIAqua-56.pdf}, doi = {10.1111/raq.12523}, issn = {1753-5123, 1753-5131}, year = {2020}, date = {2020-01-01}, urldate = {2020-12-29}, journal = {Reviews in Aquaculture}, pages = {raq.12523}, keywords = {}, pubstate = {published}, tppubtype = {article} } |
Kogiannou, Dimitra; Rigos, George Depletion of praziquantel from gilthead sea bream (Sparus aurata) muscle plus skin Journal Article Medit. Mar. Sci., 2020, ISSN: 1791-6763, 1108-393X. @article{kogiannou_depletion_2020, title = {Depletion of praziquantel from gilthead sea bream (Sparus aurata) muscle plus skin}, author = {Dimitra Kogiannou and George Rigos}, url = {https://ejournals.epublishing.ekt.gr/index.php/hcmr-med-mar-sc/article/view/25126}, doi = {10.12681/mms.25126}, issn = {1791-6763, 1108-393X}, year = {2020}, date = {2020-01-01}, urldate = {2021-02-24}, journal = {Medit. Mar. Sci.}, abstract = {The depletion pattern of praziquantel (PZQ) from gilthead sea bream (Sparus aurata) muscle plus skin was determined in this study. Fish averaging 100.2 ± 17.7 g and kept at 25oC received a PZQ-dosing of 150 mg/kg fish for 3 days. Muscle plus skin of each of ten fish were collected on days 1, 2, 3, 4, and 6 days post-treatment. Depletion of PZQ from the edible gilthead sea bream tissues was rapid, as its concentrations declined to 0.04 μg/g as early as 24 h post-treatment, while was undetectable at 72 h. This information confirms the fact that PZQ is depleted fast from farmed animals including fish such as the gilthead sea bream and its levels in edible tissues failed below the detection limit in approximately 75 dd.}, keywords = {}, pubstate = {published}, tppubtype = {article} } The depletion pattern of praziquantel (PZQ) from gilthead sea bream (Sparus aurata) muscle plus skin was determined in this study. Fish averaging 100.2 ± 17.7 g and kept at 25oC received a PZQ-dosing of 150 mg/kg fish for 3 days. Muscle plus skin of each of ten fish were collected on days 1, 2, 3, 4, and 6 days post-treatment. Depletion of PZQ from the edible gilthead sea bream tissues was rapid, as its concentrations declined to 0.04 μg/g as early as 24 h post-treatment, while was undetectable at 72 h. This information confirms the fact that PZQ is depleted fast from farmed animals including fish such as the gilthead sea bream and its levels in edible tissues failed below the detection limit in approximately 75 dd. |
2019 |
Alexi, Niki; Kogiannou, Dimitra; Oikonomopoulou, Ioanna; Kalogeropoulos, Nick; Byrne, Derek V; Grigorakis, Kriton Food Chemistry, 301 , pp. 125263, 2019, ISSN: 03088146. @article{alexi_culinary_2019, title = {Culinary preparation effects on lipid and sensory quality of farmed gilthead seabream (Sparus aurata) and meagre (Argyrosomus regius): An inter-species comparison}, author = {Niki Alexi and Dimitra Kogiannou and Ioanna Oikonomopoulou and Nick Kalogeropoulos and Derek V Byrne and Kriton Grigorakis}, url = {https://linkinghub.elsevier.com/retrieve/pii/S0308814619313731}, doi = {10.1016/j.foodchem.2019.125263}, issn = {03088146}, year = {2019}, date = {2019-12-01}, urldate = {2020-10-20}, journal = {Food Chemistry}, volume = {301}, pages = {125263}, keywords = {}, pubstate = {published}, tppubtype = {article} } |
2016 |
Rigos, G; Mladineo, I; Nikoloudaki, C; Vrbatovic, A; Kogiannou, D Folia Parasitologica, 63 , 2016, ISSN: 00155683, (Publisher: Czech Academy of Sciences). @article{rigos_application_2016, title = {Application of compound mixture of caprylic acid, iron and mannan oligosaccharide against Sparicotyle chrysophrii (Monogenea: Polyopisthocotylea) in gilthead sea bream, Sparus aurata}, author = {G Rigos and I Mladineo and C Nikoloudaki and A Vrbatovic and D Kogiannou}, url = {https://www.scopus.com/inward/record.uri?eid=2-s2.0-85019231071&doi=10.14411%2ffp.2016.027&partnerID=40&md5=5b741f866a7cc8a0e42e3efe344fce51}, doi = {10.14411/fp.2016.027}, issn = {00155683}, year = {2016}, date = {2016-01-01}, journal = {Folia Parasitologica}, volume = {63}, abstract = {We have evaluated the therapeutic effect of a compound mixture of caprylic acid (200 mg/kg fish), organic iron (0.2% of diet) and mannan oligosaccharide (0.4% of diet) in gilthead sea bream, Sparus aurata Linnaeus, infected with Sparicotyle chrysophrii Beneden et Hesse, 1863 in controlled conditions. One hundred and ten reared and S. chrysophrii-free fish (197 g) located in a cement tank were infected by the parasite two weeks following the addition of 150 S. chrysophrii-infected fish (70 g). Growth parameters and gill parasitic load were measured in treated against control fish after a ten-week-period. Differences in final weight, feed conversion ratio, specific growth rate and feed efficiency were not statistically significant between the experimental groups, suggesting no evident effect with respect to fish growth during the study period. Although the prevalence of S. chrysophrii was not affected by the mixture at the end of the experiment, the number of adults and larvae was significantly lower. The mean intensity encompassing the number of adults and larvae was 8.1 in treated vs 17.7 in control fish. Individual comparisons of gill arches showed that the preferred parasitism site for S. chrysophrii it the outermost or fourth gill arch, consistently apparent in fish fed the modified diet and in control fish. In conclusion, the combined application of caprylic acid, organic iron and mannan oligosaccharide can significantly affect the evolution of infection with S. chrysophrii in gilthead sea bream, being capable of reducing adult and larval stages of the monogenean. However, no difference in growth improvement was observed after the trial period, potentially leaving space for further optimisation of the added dietary compounds. © Institute of Parasitology, Biology Centre CAS.}, note = {Publisher: Czech Academy of Sciences}, keywords = {}, pubstate = {published}, tppubtype = {article} } We have evaluated the therapeutic effect of a compound mixture of caprylic acid (200 mg/kg fish), organic iron (0.2% of diet) and mannan oligosaccharide (0.4% of diet) in gilthead sea bream, Sparus aurata Linnaeus, infected with Sparicotyle chrysophrii Beneden et Hesse, 1863 in controlled conditions. One hundred and ten reared and S. chrysophrii-free fish (197 g) located in a cement tank were infected by the parasite two weeks following the addition of 150 S. chrysophrii-infected fish (70 g). Growth parameters and gill parasitic load were measured in treated against control fish after a ten-week-period. Differences in final weight, feed conversion ratio, specific growth rate and feed efficiency were not statistically significant between the experimental groups, suggesting no evident effect with respect to fish growth during the study period. Although the prevalence of S. chrysophrii was not affected by the mixture at the end of the experiment, the number of adults and larvae was significantly lower. The mean intensity encompassing the number of adults and larvae was 8.1 in treated vs 17.7 in control fish. Individual comparisons of gill arches showed that the preferred parasitism site for S. chrysophrii it the outermost or fourth gill arch, consistently apparent in fish fed the modified diet and in control fish. In conclusion, the combined application of caprylic acid, organic iron and mannan oligosaccharide can significantly affect the evolution of infection with S. chrysophrii in gilthead sea bream, being capable of reducing adult and larval stages of the monogenean. However, no difference in growth improvement was observed after the trial period, potentially leaving space for further optimisation of the added dietary compounds. © Institute of Parasitology, Biology Centre CAS. |
Dimitra Kogianou
2022 |
A method to assess gaping in Sparidae species fillets Journal Article Aquaculture Research, 53 (2), pp. 689–693, 2022, ISSN: 1355-557X, 1365-2109. |
2021 |
Evaluation of absorption and depletion of florfenicol in European seabass textitDicentrarchus labrax Journal Article Veterinary Medicine and Science, 7 (3), pp. 987–997, 2021, ISSN: 2053-1095, 2053-1095. |
Evaluation of Praziquantel Efficacy against Zeuxapta seriolae Infections in Greater Amberjack, Seriola dumerili Journal Article Applied Sciences, 11 (10), pp. 4656, 2021, ISSN: 2076-3417. |
Absorption and depletion of dietary administered praziquantel in greater amberjack, Seriola dumerili Journal Article Aquaculture, 535 , pp. 736354, 2021, ISSN: 00448486. |
2020 |
Praziquantel depletion from muscle plus skin tissue of gilthead sea bream (Sparus aurata) Journal Article Mediterranean Marine Science, 22 (1), pp. 121–124, 2020, ISSN: 1791-6763, 1108-393X, (AQUA). |
Infectious diseases and treatment solutions of farmed greater amberjack Seriola dumerili with particular emphasis in Mediterranean region Journal Article Reviews in Aquaculture, pp. raq.12476, 2020, ISSN: 1753-5123, 1753-5131. |
Reviews in Aquaculture, pp. raq.12523, 2020, ISSN: 1753-5123, 1753-5131. |
Depletion of praziquantel from gilthead sea bream (Sparus aurata) muscle plus skin Journal Article Medit. Mar. Sci., 2020, ISSN: 1791-6763, 1108-393X. |
2019 |
Food Chemistry, 301 , pp. 125263, 2019, ISSN: 03088146. |
2016 |
Folia Parasitologica, 63 , 2016, ISSN: 00155683, (Publisher: Czech Academy of Sciences). |