The Probiotic <i>Pediococcus acidilactici</i> in the Feed of Salmonids: A Strategy to Improve Reproductive Parameters
This study investigated the effects of dietary supplementation with the probiotic <i>Pediococcus acidilactici</i> on the reproductive performance and offspring viability of male Atlantic salmon (<i>Salmo salar</i>). A total of 48 mature males were divided into three groups—Gr...
Saved in:
| Main Authors: | , , , , , , , , , , , |
|---|---|
| Format: | Article |
| Language: | English |
| Published: |
MDPI AG
2025-06-01
|
| Series: | Animals |
| Subjects: | |
| Online Access: | https://www.mdpi.com/2076-2615/15/11/1659 |
| Tags: |
Add Tag
No Tags, Be the first to tag this record!
|
| _version_ | 1849724107890884608 |
|---|---|
| author | Rommy Díaz Doris Carrasco John Quiñones Ailín Martínez Gastón Sepúlveda Isabela Pérez-Núñez Rodrigo Huaiquipán David Cancino-Baier Jorge F. Beltrán Jorge G. Farías Erwin A. Paz Néstor Sepúlveda |
| author_facet | Rommy Díaz Doris Carrasco John Quiñones Ailín Martínez Gastón Sepúlveda Isabela Pérez-Núñez Rodrigo Huaiquipán David Cancino-Baier Jorge F. Beltrán Jorge G. Farías Erwin A. Paz Néstor Sepúlveda |
| author_sort | Rommy Díaz |
| collection | DOAJ |
| description | This study investigated the effects of dietary supplementation with the probiotic <i>Pediococcus acidilactici</i> on the reproductive performance and offspring viability of male Atlantic salmon (<i>Salmo salar</i>). A total of 48 mature males were divided into three groups—Group A (control, no probiotic), Group B (60-day supplementation), and Group C (120-day supplementation). The fish were kept in 10 m<sup>3</sup> tanks at a constant temperature of 9 °C under a natural photoperiod and evaluated for multiple reproductive and physiological parameters. The results demonstrate that Group C exhibited significantly higher gonad weight, gonadosomatic index (GSI), and sperm concentration than Groups A and B. The blood biochemistry revealed reduced bilirubin and alanine aminotransferase (ALT) levels in Group C; however, values were within normal reference ranges for the species in all groups. While sperm quality parameters such as membrane integrity and motility showed no significant differences, fertility and embryo viability were significantly higher in Group C across all three developmental stages (180, 300, and 380 accumulated thermal units, ATUs). Additionally, Group C showed lower rates of embryonic malformation and mortality at later stages of development. Statistical analyses confirmed a significant interaction between treatment duration and embryo viability, with the 120-day probiotic treatment (Group C) producing the best outcomes. These findings support the hypothesis that <i>P. acidilactici</i> supplementation positively influences male reproductive parameters and improves embryo quality and survival in Atlantic salmon. |
| format | Article |
| id | doaj-art-d7a4e4d84199445dbde55aade0e198e8 |
| institution | DOAJ |
| issn | 2076-2615 |
| language | English |
| publishDate | 2025-06-01 |
| publisher | MDPI AG |
| record_format | Article |
| series | Animals |
| spelling | doaj-art-d7a4e4d84199445dbde55aade0e198e82025-08-20T03:10:50ZengMDPI AGAnimals2076-26152025-06-011511165910.3390/ani15111659The Probiotic <i>Pediococcus acidilactici</i> in the Feed of Salmonids: A Strategy to Improve Reproductive ParametersRommy Díaz0Doris Carrasco1John Quiñones2Ailín Martínez3Gastón Sepúlveda4Isabela Pérez-Núñez5Rodrigo Huaiquipán6David Cancino-Baier7Jorge F. Beltrán8Jorge G. Farías9Erwin A. Paz10Néstor Sepúlveda11Facultad de Ciencias Agropecuarias y Medioambiente, Universidad de La Frontera, Temuco 4780000, ChileDepartamento de Ciencias Veterinarias y Salud Pública, Facultad de Recursos Naturales, Universidad Católica de Temuco, Temuco 4780000, ChileFacultad de Ciencias Agropecuarias y Medioambiente, Universidad de La Frontera, Temuco 4780000, ChileLaboratorio de Producción Animal y Centro de Tecnología e Innovación en Calidad de la Carne (CTI-Carne), Universidad de La Frontera, Temuco 4780000, ChileLaboratorio de Producción Animal y Centro de Tecnología e Innovación en Calidad de la Carne (CTI-Carne), Universidad de La Frontera, Temuco 4780000, ChileLaboratorio de Producción Animal y Centro de Tecnología e Innovación en Calidad de la Carne (CTI-Carne), Universidad de La Frontera, Temuco 4780000, ChileLaboratorio de Producción Animal y Centro de Tecnología e Innovación en Calidad de la Carne (CTI-Carne), Universidad de La Frontera, Temuco 4780000, ChileFacultad de Ciencias Agropecuarias y Medioambiente, Universidad de La Frontera, Temuco 4780000, ChileDepartamento de Ingeniería Química, Facultad de Ingeniería y Ciencias, Universidad de La Frontera, Temuco 4780000, ChileDepartamento de Ingeniería Química, Facultad de Ingeniería y Ciencias, Universidad de La Frontera, Temuco 4780000, ChileUWA Institute of Agriculture, The University of Western Australia, Perth, WA 6009, AustraliaFacultad de Ciencias Agropecuarias y Medioambiente, Universidad de La Frontera, Temuco 4780000, ChileThis study investigated the effects of dietary supplementation with the probiotic <i>Pediococcus acidilactici</i> on the reproductive performance and offspring viability of male Atlantic salmon (<i>Salmo salar</i>). A total of 48 mature males were divided into three groups—Group A (control, no probiotic), Group B (60-day supplementation), and Group C (120-day supplementation). The fish were kept in 10 m<sup>3</sup> tanks at a constant temperature of 9 °C under a natural photoperiod and evaluated for multiple reproductive and physiological parameters. The results demonstrate that Group C exhibited significantly higher gonad weight, gonadosomatic index (GSI), and sperm concentration than Groups A and B. The blood biochemistry revealed reduced bilirubin and alanine aminotransferase (ALT) levels in Group C; however, values were within normal reference ranges for the species in all groups. While sperm quality parameters such as membrane integrity and motility showed no significant differences, fertility and embryo viability were significantly higher in Group C across all three developmental stages (180, 300, and 380 accumulated thermal units, ATUs). Additionally, Group C showed lower rates of embryonic malformation and mortality at later stages of development. Statistical analyses confirmed a significant interaction between treatment duration and embryo viability, with the 120-day probiotic treatment (Group C) producing the best outcomes. These findings support the hypothesis that <i>P. acidilactici</i> supplementation positively influences male reproductive parameters and improves embryo quality and survival in Atlantic salmon.https://www.mdpi.com/2076-2615/15/11/1659salmon broodstocksperm qualityfertilityprobiotics<i>Pediococcus acidilactici</i>embryo |
| spellingShingle | Rommy Díaz Doris Carrasco John Quiñones Ailín Martínez Gastón Sepúlveda Isabela Pérez-Núñez Rodrigo Huaiquipán David Cancino-Baier Jorge F. Beltrán Jorge G. Farías Erwin A. Paz Néstor Sepúlveda The Probiotic <i>Pediococcus acidilactici</i> in the Feed of Salmonids: A Strategy to Improve Reproductive Parameters Animals salmon broodstock sperm quality fertility probiotics <i>Pediococcus acidilactici</i> embryo |
| title | The Probiotic <i>Pediococcus acidilactici</i> in the Feed of Salmonids: A Strategy to Improve Reproductive Parameters |
| title_full | The Probiotic <i>Pediococcus acidilactici</i> in the Feed of Salmonids: A Strategy to Improve Reproductive Parameters |
| title_fullStr | The Probiotic <i>Pediococcus acidilactici</i> in the Feed of Salmonids: A Strategy to Improve Reproductive Parameters |
| title_full_unstemmed | The Probiotic <i>Pediococcus acidilactici</i> in the Feed of Salmonids: A Strategy to Improve Reproductive Parameters |
| title_short | The Probiotic <i>Pediococcus acidilactici</i> in the Feed of Salmonids: A Strategy to Improve Reproductive Parameters |
| title_sort | probiotic i pediococcus acidilactici i in the feed of salmonids a strategy to improve reproductive parameters |
| topic | salmon broodstock sperm quality fertility probiotics <i>Pediococcus acidilactici</i> embryo |
| url | https://www.mdpi.com/2076-2615/15/11/1659 |
| work_keys_str_mv | AT rommydiaz theprobioticipediococcusacidilacticiiinthefeedofsalmonidsastrategytoimprovereproductiveparameters AT doriscarrasco theprobioticipediococcusacidilacticiiinthefeedofsalmonidsastrategytoimprovereproductiveparameters AT johnquinones theprobioticipediococcusacidilacticiiinthefeedofsalmonidsastrategytoimprovereproductiveparameters AT ailinmartinez theprobioticipediococcusacidilacticiiinthefeedofsalmonidsastrategytoimprovereproductiveparameters AT gastonsepulveda theprobioticipediococcusacidilacticiiinthefeedofsalmonidsastrategytoimprovereproductiveparameters AT isabelapereznunez theprobioticipediococcusacidilacticiiinthefeedofsalmonidsastrategytoimprovereproductiveparameters AT rodrigohuaiquipan theprobioticipediococcusacidilacticiiinthefeedofsalmonidsastrategytoimprovereproductiveparameters AT davidcancinobaier theprobioticipediococcusacidilacticiiinthefeedofsalmonidsastrategytoimprovereproductiveparameters AT jorgefbeltran theprobioticipediococcusacidilacticiiinthefeedofsalmonidsastrategytoimprovereproductiveparameters AT jorgegfarias theprobioticipediococcusacidilacticiiinthefeedofsalmonidsastrategytoimprovereproductiveparameters AT erwinapaz theprobioticipediococcusacidilacticiiinthefeedofsalmonidsastrategytoimprovereproductiveparameters AT nestorsepulveda theprobioticipediococcusacidilacticiiinthefeedofsalmonidsastrategytoimprovereproductiveparameters AT rommydiaz probioticipediococcusacidilacticiiinthefeedofsalmonidsastrategytoimprovereproductiveparameters AT doriscarrasco probioticipediococcusacidilacticiiinthefeedofsalmonidsastrategytoimprovereproductiveparameters AT johnquinones probioticipediococcusacidilacticiiinthefeedofsalmonidsastrategytoimprovereproductiveparameters AT ailinmartinez probioticipediococcusacidilacticiiinthefeedofsalmonidsastrategytoimprovereproductiveparameters AT gastonsepulveda probioticipediococcusacidilacticiiinthefeedofsalmonidsastrategytoimprovereproductiveparameters AT isabelapereznunez probioticipediococcusacidilacticiiinthefeedofsalmonidsastrategytoimprovereproductiveparameters AT rodrigohuaiquipan probioticipediococcusacidilacticiiinthefeedofsalmonidsastrategytoimprovereproductiveparameters AT davidcancinobaier probioticipediococcusacidilacticiiinthefeedofsalmonidsastrategytoimprovereproductiveparameters AT jorgefbeltran probioticipediococcusacidilacticiiinthefeedofsalmonidsastrategytoimprovereproductiveparameters AT jorgegfarias probioticipediococcusacidilacticiiinthefeedofsalmonidsastrategytoimprovereproductiveparameters AT erwinapaz probioticipediococcusacidilacticiiinthefeedofsalmonidsastrategytoimprovereproductiveparameters AT nestorsepulveda probioticipediococcusacidilacticiiinthefeedofsalmonidsastrategytoimprovereproductiveparameters |