{"id":434517,"date":"2026-08-24T17:24:49","date_gmt":"2026-08-24T09:24:49","guid":{"rendered":"https:\/\/library.usj.edu.mo\/?post_type=tnc_col_19837_item&#038;p=434517"},"modified":"2026-08-24T18:31:33","modified_gmt":"2026-08-24T10:31:33","slug":"quantification-of-insecticides-in-commercial-seafood-sold-in-east-asian-markets-risk-assessment-for-consumers","status":"publish","type":"tnc_col_19837_item","link":"https:\/\/library.usj.edu.mo\/zh\/scholarly-work-usj\/quantification-of-insecticides-in-commercial-seafood-sold-in-east-asian-markets-risk-assessment-for-consumers\/","title":{"rendered":"QUANTIFICATION OF INSECTICIDES IN COMMERCIAL SEAFOOD SOLD IN EAST ASIAN MARKETS: RISK ASSESSMENT FOR CONSUMERS"},"content":{"rendered":"<p>THE EXTRACTION OF 21 INSECTICIDES AND 5 METABOLITES WAS PERFORMED USING AN OPTIMIZED AND VALIDATED QUECHERS PROTOCOL THAT WAS FURTHER USED FOR THE QUANTIFICATION (GC\u2013MS\/MS) IN SEVERAL SEAFOOD MATRICES (CRUSTACEANS, BIVALVES, AND FISH-MUDSKIPPERS). SEVEN SPECIES, ACQUIRED FROM HONG KONG AND MACAO WET MARKETS (A REGION SO FAR POORLY MONITORED), WERE SELECTED BASED ON THEIR COMMERCIAL IMPORTANCE IN THE INDO-PACIFIC REGION, MARKET ABUNDANCE, AND AFFORDABLE PRICE. AMONG THEM, MUSSELS FROM HONG KONG, TOGETHER WITH MUDSKIPPERS FROM MACAO, PRESENTED THE HIGHEST INSECTICIDE CONCENTRATIONS (MEDIAN VALUES OF 30.33 AND 23.90\u00a0NG\/G WW, RESPECTIVELY). RESIDUAL LEVELS OF FENOBUCARB, DDTS, HCHS, AND HEPTACHLORS WERE ABOVE THE ESTABLISHED THRESHOLD (10\u00a0NG\/G WW) FOR HUMAN CONSUMPTION ACCORDING TO THE EUROPEAN AND CHINESE LEGISLATIONS: FOR EXAMPLE, IN FISH-MUDSKIPPERS, DDTS, FENOBUCARB, AND HEPTACHLORS (5-, 20- AND TENFOLD, RESPECTIVELY), AND IN BIVALVES, HCHS (FOURFOLD) HAD HIGHER LEVELS THAN THE THRESHOLD. RISK ASSESSMENT REVEALED POTENTIAL HUMAN HEALTH EFFECTS (E.G., NEUROTOXICITY), ESPECIALLY THROUGH FISH AND BIVALVE CONSUMPTION (NON-CARCINOGENIC RISK||\u03a3HQLT\u2009&gt;\u20091), AND A POTENTIAL CONCERN OF LIFETIME CANCER RISK DEVELOPMENT THROUGH THE CONSUMPTION OF FISH, BIVALVES, AND CRUSTACEANS COLLECTED FROM THESE MARKETS (CARCINOGENIC RISK||\u03a3TCR\u2009&gt;\u200910\u20134). SINCE THESE RESULTS INDICATE POLLUTED REGIONS, WHERE THE SEAFOOD IS COLLECTED\/PRODUCED, A STRICT MONITORING FRAMEWORK SHOULD BE IMPLEMENTED IN THOSE AREAS TO IMPROVE FOOD QUALITY AND SAFETY OF SEAFOOD PRODUCTS.<\/p>","protected":false},"author":2,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","format":"standard","class_list":["post-434517","tnc_col_19837_item","type-tnc_col_19837_item","status-publish","format-standard","hentry","tnc_tax_19993-sdg-12-responsible-consumption-and-production","tnc_tax_19993-sdg-14-life-below-water","tnc_tax_19818-english","tnc_tax_19716-institute-of-science-and-environment","tnc_tax_19659-journal-article"],"taxonomy_info":[],"featured_image_src_large":false,"author_info":[],"comment_info":0,"featured_img":false,"coauthors":[],"author_meta":{"author_link":"https:\/\/library.usj.edu.mo\/zh\/author\/emilychan\/","display_name":"emily chan"},"relative_dates":{"created":"Posted 3 \u5929 ago","modified":"Updated 3 \u5929 ago"},"absolute_dates":{"created":"Posted on 24 8 \u6708, 2026","modified":"Updated on 24 8 \u6708, 2026"},"absolute_dates_time":{"created":"Posted on 24 8 \u6708, 2026 5:24 \u4e0b\u5348","modified":"Updated on 24 8 \u6708, 2026 6:31 \u4e0b\u5348"},"featured_img_caption":"","tax_additional":{"tnc_tax_19993":{"linked":["<a href=\"https:\/\/library.usj.edu.mo\/zh\/sdgs\/sdg-12-responsible-consumption-and-production\/\" class=\"advgb-post-tax-term\">SDG 12 Responsible Consumption and Production<\/a>","<a href=\"https:\/\/library.usj.edu.mo\/zh\/sdgs\/sdg-14-life-below-water\/\" class=\"advgb-post-tax-term\">SDG 14 Life Below Water<\/a>"],"unlinked":["<span class=\"advgb-post-tax-term\">SDG 12 Responsible Consumption and Production<\/span>","<span class=\"advgb-post-tax-term\">SDG 14 Life Below Water<\/span>"],"slug":"tnc_tax_19993","name":"SDGs"},"tnc_tax_19818":{"linked":["<a href=\"https:\/\/library.usj.edu.mo\/zh\/language\/english\/\" class=\"advgb-post-tax-term\">ENGLISH<\/a>"],"unlinked":["<span class=\"advgb-post-tax-term\">ENGLISH<\/span>"],"slug":"tnc_tax_19818","name":"LANGUAGE"},"tnc_tax_19716":{"linked":["<a href=\"https:\/\/library.usj.edu.mo\/zh\/faculty-research-unit\/institute-of-science-and-environment\/\" class=\"advgb-post-tax-term\">INSTITUTE OF SCIENCE AND ENVIRONMENT<\/a>"],"unlinked":["<span class=\"advgb-post-tax-term\">INSTITUTE OF SCIENCE AND ENVIRONMENT<\/span>"],"slug":"tnc_tax_19716","name":"FACULTY \/ RESEARCH UNIT"},"tnc_tax_19664":{"linked":[],"unlinked":[],"slug":"tnc_tax_19664","name":"SUBJECT"},"tnc_tax_19659":{"linked":["<a href=\"https:\/\/library.usj.edu.mo\/zh\/resource-type\/journal-article\/\" class=\"advgb-post-tax-term\">Journal Article<\/a>"],"unlinked":["<span class=\"advgb-post-tax-term\">Journal Article<\/span>"],"slug":"tnc_tax_19659","name":"Document Type"}},"series_order":"","_links":{"self":[{"href":"https:\/\/library.usj.edu.mo\/zh\/wp-json\/wp\/v2\/tnc_col_19837_item\/434517","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/library.usj.edu.mo\/zh\/wp-json\/wp\/v2\/tnc_col_19837_item"}],"about":[{"href":"https:\/\/library.usj.edu.mo\/zh\/wp-json\/wp\/v2\/types\/tnc_col_19837_item"}],"replies":[{"embeddable":true,"href":"https:\/\/library.usj.edu.mo\/zh\/wp-json\/wp\/v2\/comments?post=434517"}],"version-history":[{"count":1,"href":"https:\/\/library.usj.edu.mo\/zh\/wp-json\/wp\/v2\/tnc_col_19837_item\/434517\/revisions"}],"predecessor-version":[{"id":435427,"href":"https:\/\/library.usj.edu.mo\/zh\/wp-json\/wp\/v2\/tnc_col_19837_item\/434517\/revisions\/435427"}],"wp:attachment":[{"href":"https:\/\/library.usj.edu.mo\/zh\/wp-json\/wp\/v2\/media?parent=434517"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}