{"id":"https://openalex.org/W2184456280","doi":null,"title":"Biomarkers of Oxidative Stress and Histopathological Studies in Fish from Ibaka and Ifiayong Rivers, Akwa Ibom State, Nigeria","display_name":"Biomarkers of Oxidative Stress and Histopathological Studies in Fish from Ibaka and Ifiayong Rivers, Akwa Ibom State, Nigeria","publication_year":2014,"publication_date":"2014-01-01","ids":{"openalex":"https://openalex.org/W2184456280","mag":"2184456280"},"language":"en","primary_location":{"id":"mag:2184456280","doi":null,"is_oa":false,"landing_page_url":"http://idosi.org/wasj/wasj32(7)14/4.pdf","pdf_url":null,"source":null,"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":null},"volume":null,"type":"article","is_traditional":true,"indexed_in":[],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5073062966","display_name":"Ekam Ime Akpakpan","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Ekam Ime Akpakpan","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5110126492","display_name":"Edet Okon Akpanyung","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Edet Okon Akpanyung","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5057969019","display_name":"Ngozi Obiageli Anazodo","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Ngozi Obiageli Anazodo","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5078753045","display_name":"U Ekanemesang","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"U Ekanemesang","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.5878,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":{"value":0.65352519,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":93},"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10447","display_name":"Environmental Toxicology and Ecotoxicology","score":0.9976000189781189,"subfield":{"id":"https://openalex.org/subfields/2307","display_name":"Health, Toxicology and Mutagenesis"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10447","display_name":"Environmental Toxicology and Ecotoxicology","score":0.9976000189781189,"subfield":{"id":"https://openalex.org/subfields/2307","display_name":"Health, Toxicology and Mutagenesis"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10139","display_name":"Heavy metals in environment","score":0.001500000013038516,"subfield":{"id":"https://openalex.org/subfields/2310","display_name":"Pollution"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10790","display_name":"Heavy Metal Exposure and Toxicity","score":9.999999747378752e-05,"subfield":{"id":"https://openalex.org/subfields/2307","display_name":"Health, Toxicology and Mutagenesis"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/heavy-metal-pollution","display_name":"heavy metal contamination","score":0.953000009059906},{"id":"https://openalex.org/keywords/oxidative-stress","display_name":"oxidative stress","score":0.9950000047683716},{"id":"https://openalex.org/keywords/fish-biomarkers","display_name":"fish biomarkers","score":0.7009999752044678},{"id":"https://openalex.org/keywords/chrysichthys-nigrodigitatus","display_name":"Chrysichthys nigrodigitatus","score":0.9729999899864197},{"id":"https://openalex.org/keywords/rhamdia-quelen","display_name":"Rhamdia quelen","score":0.953000009059906},{"id":"https://openalex.org/keywords/copper","display_name":"copper","score":0.7799999713897705},{"id":"https://openalex.org/keywords/zinc","display_name":"zinc","score":0.9980000257492065},{"id":"https://openalex.org/keywords/cadmium","display_name":"cadmium","score":1.0},{"id":"https://openalex.org/keywords/lead","display_name":"lead","score":1.0},{"id":"https://openalex.org/keywords/antioxidant-enzymes","display_name":"antioxidant enzymes","score":0.9660000205039978},{"id":"https://openalex.org/keywords/superoxide-dismutase","display_name":"superoxide dismutase","score":0.8539999723434448},{"id":"https://openalex.org/keywords/glutathione-peroxidase","display_name":"glutathione peroxidase","score":0.9729999899864197},{"id":"https://openalex.org/keywords/glutathione-reductase","display_name":"glutathione reductase","score":0.9869999885559082},{"id":"https://openalex.org/keywords/malondialdehyde","display_name":"malondialdehyde","score":0.9739999771118164},{"id":"https://openalex.org/keywords/histopathology","display_name":"histopathology","score":0.8399999737739563},{"id":"https://openalex.org/keywords/agricultural-runoff","display_name":"agricultural runoff","score":0.9190000295639038},{"id":"https://openalex.org/keywords/akwa-ibom-state","display_name":"Akwa Ibom State","score":0.8410000205039978}],"concepts":[{"id":"https://openalex.org/C2778401633","wikidata":"https://www.wikidata.org/wiki/Q418661","display_name":"Malondialdehyde","level":3,"score":0.6785578727722168},{"id":"https://openalex.org/C2778189562","wikidata":"https://www.wikidata.org/wiki/Q59576","display_name":"Catfish","level":3,"score":0.6566255688667297},{"id":"https://openalex.org/C2778760513","wikidata":"https://www.wikidata.org/wiki/Q24773045","display_name":"Glutathione peroxidase","level":4,"score":0.6432557702064514},{"id":"https://openalex.org/C161153951","wikidata":"https://www.wikidata.org/wiki/Q132390","display_name":"Gill","level":3,"score":0.5353186130523682},{"id":"https://openalex.org/C165069038","wikidata":"https://www.wikidata.org/wiki/Q420930","display_name":"Glutathione reductase","level":5,"score":0.5338526964187622},{"id":"https://openalex.org/C2776151105","wikidata":"https://www.wikidata.org/wiki/Q898814","display_name":"Oxidative stress","level":2,"score":0.5313478112220764},{"id":"https://openalex.org/C2775838275","wikidata":"https://www.wikidata.org/wiki/Q410776","display_name":"Superoxide dismutase","level":3,"score":0.5087037682533264},{"id":"https://openalex.org/C544657597","wikidata":"https://www.wikidata.org/wiki/Q1091","display_name":"Cadmium","level":2,"score":0.4833900034427643},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.3441370725631714},{"id":"https://openalex.org/C107872376","wikidata":"https://www.wikidata.org/wiki/Q321355","display_name":"Environmental chemistry","level":1,"score":0.3328150510787964},{"id":"https://openalex.org/C505870484","wikidata":"https://www.wikidata.org/wiki/Q180538","display_name":"Fishery","level":1,"score":0.28358644247055054},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.26739585399627686},{"id":"https://openalex.org/C2909208804","wikidata":"https://www.wikidata.org/wiki/Q127282","display_name":"Fish <Actinopterygii>","level":2,"score":0.21852260828018188},{"id":"https://openalex.org/C134018914","wikidata":"https://www.wikidata.org/wiki/Q162606","display_name":"Endocrinology","level":1,"score":0.1149027943611145},{"id":"https://openalex.org/C178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"mag:2184456280","doi":null,"is_oa":false,"landing_page_url":"http://idosi.org/wasj/wasj32(7)14/4.pdf","pdf_url":null,"source":null,"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.6618000268936157,"id":"https://metadata.un.org/sdg/6","display_name":"Clean water and sanitation"}],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":1,"referenced_works":["https://openalex.org/W2128111439"],"related_works":["https://openalex.org/W4386542302","https://openalex.org/W2802500104","https://openalex.org/W2123733076","https://openalex.org/W1959223944","https://openalex.org/W4409379289","https://openalex.org/W2187523467","https://openalex.org/W7097295920","https://openalex.org/W2949105874","https://openalex.org/W4210879708","https://openalex.org/W4362608581"],"abstract_inverted_index":{"Ibaka":[0,30,142,175,191,205],"and":[1,55,69,79,88,110,128,135,153,162,181,213,244],"Ifiayong":[2,42,147],"rivers":[3,236],"are":[4],"located":[5],"in":[6,27,83,139,157,172,188,195,202,216,234],"Akwa":[7],"Ibom":[8],"State,":[9],"within":[10],"the":[11,25,60,73,84,158,163,240,245],"Niger":[12],"Delta":[13],"region":[14],"of":[15,22,62,66,75,90,100,126,151,160,165,178,230,242,247],"Nigeria.":[16],"They":[17],"serve":[18],"as":[19],"important":[20],"sources":[21],"fish":[23,140,161,173,189,196,203,217],"to":[24,34,52,132,237],"people":[26],"this":[28],"locality.":[29],"River":[31,43,143],"is":[32,44,223],"subject":[33],"perturbations":[35],"arising":[36],"from":[37,46,95,141,146,174,190,204,218],"oil":[38,47],"exploration":[39],"activities":[40,99],"whereas":[41],"free":[45],"exploration,":[48],"but":[49],"maybe":[50],"susceptible":[51],"agricultural":[53],"runoff":[54],"waste":[56],"discharges.":[57],"To":[58],"evaluate":[59],"extent":[61,241],"heavy":[63,210],"metal":[64,211],"contamination":[65,212,243],"these":[67,96,166,219,235],"Rivers":[68],"associated":[70],"oxidative":[71,214],"stress,":[72],"concentrations":[74,164],"copper,":[76],"zinc,":[77],"cadmium":[78],"lead":[80],"were":[81,114,119,130,155,168,184,198],"determined":[82],"liver,":[85],"kidney,":[86],"heart":[87],"gills":[89],"silver":[91],"catfish,":[92],"Chrysichthys":[93],"nigrodigitatus,":[94],"sources.":[97],"The":[98],"superoxide":[101],"dismutase":[102],"(SOD),":[103],"glutathione":[104,107],"reductase":[105],"(GR),":[106],"peroxidase":[108],"(GPx)":[109],"malondialdehyde":[111,182],"(MDA)":[112],"levels":[113,125,150,183],"also":[115,185,199],"determined.":[116],"Isolated":[117],"organs":[118,159,197],"examined":[120],"for":[121,225,249],"histopathological":[122],"changes.":[123],"Tissue":[124],"Cu":[127],"Zn":[129],"found":[131],"be":[133],"high":[134],"significantly":[136,169,186],"higher":[137,170,187],"(p<0.05)":[138,171],"than":[144],"those":[145],"River.":[148,176,192,206],"Low":[149],"Cd":[152],"Pb":[154],"detected":[156],"elements":[167],"Activities":[177],"antioxidant":[179],"enzymes":[180],"Histopathological":[193],"changes":[194],"more":[200,227],"severe":[201],"These":[207],"results":[208],"indicate":[209],"stress":[215],"Rivers.":[220],"However,":[221],"there":[222],"need":[224],"a":[226],"comprehensive":[228],"assessment":[229],"all":[231],"possible":[232],"pollutants":[233],"better":[238],"understand":[239],"development":[246],"strategies":[248],"intervention.":[250]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":1},{"year":2015,"cited_by_count":1}],"updated_date":"2026-11-03T10:50:19.383937","created_date":"2016-06-24T00:00:00"}
