AI Article Synopsis
- The study looks at whether certain biological markers can help understand the health of mussels living near a harbor in Argentina.
- Researchers measured different signs of stress in mussels from both polluted and clean areas.
- The results showed that mussels near the harbor were more stressed, and the new index they created can help scientists see how polluted areas might be affecting marine life.
Article Abstract
The objective of this study is to analyze whether a combination of biomarkers at different levels of biological complexity could be used to assess the health status of a population of Brachidontes rodriguezii associated to a harbor area in Mar del Plata, Argentina. A battery of biomarkers of general stress was measured in mussels collected from impacted and non-impacted areas. This included: condition index; shell analysis; histopathological alterations; atrophy and integrity of the digestive gland tissue; changes in cell type composition of the digestive gland, and glycogen accumulation. The studied biomarkers were integrated into the Integrative Biological Response (IBR/n) index. Overall, the IBR/n indicated a higher level of stress in mussels located in the harbor area. Thus, this biomarker index is a sensitive analytical tool that could be used to classify the ecotoxicological risk in coastal sites.
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| http://dx.doi.org/10.1016/j.marpolbul.2019.02.002 | DOI Listing |
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