Browsing by Author "Duysak, Önder"
Now showing items 1-15 of 15
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Alginate modified collagen for rapid, durable and effective biosorption of Pb (II) ions from an aqueous solution
Uğurlu, Erkan; Duysak, Önder; Kardaş, Gülfeza; Sayın, Selin; Saygılı, Eyüp İlker; Doğan, Serdar (Elsevier, 2023)The aim of this study is to define the biosorption properties of Alginate, AC1 and AC2 beads composed of collagen obtained from sea urchin Diadema setosum and alginate obtained from Sargassum vulgare, for Pb (II) from ... -
Bazı denizel biyomateryallerin eldesi ve biyosorbent olarak kullanılması
Uğurlu, Erkan (İskenderun Teknik Üniversitesi / Lisansüstü Eğitim Enstitüsü / Su Ürünleri Ana Bilim Dalı, 2023)Bu çalışmada, istilacı denizkestanesi Diadema setosum’ dan kolajen ve kahverengi makro alg Sargassum vulgare türünden aljinat elde edilmiştir. Elde edilen aljinat ile kolajen, aljinat ve farklı oranlarda AK1 (2:1) ve AK2 ... -
Determination of seasonal metal concentrations in seawater of the Iskenderun Bay in the eastern Mediterranean, Turkey
Duysak, Önder (Parlar Scientific Publications, 2019)In this study, seasonal variations of some heavy metal concentrations (Fe, Zn, Cd, Cu, Co, Ni, Al, Mn, Pb, and Cr) were determined. A total of 108 seawater samples were taken in three different stations with depths of about ... -
Evaluation of heavy metal and aluminium accumulation in a gastropod, patella caerulea L., 1758 in Iskenderun Bay, Turkey
Duysak, Önder; Azdural, Kübra (University of Punjab (new Campus), 2017)In this study, heavy metals (Fe, Zn, Cd, Cu, Co, Ni, Mn, Pb and Cr) and aluminium (Al) were determined in tissue of Patella caerulea from various population in Iskenderun Bay, Turkey. Our study focused on seasonal variation ... -
Hibernation Period in Some Land Snail Species (Gastropoda: Helicidae): Epiphragmal Structure and Hypometabolic Behaviors
Şereflişan, Hülya; Duysak, Önder (Türk Tarım - Gıda Bilim ve Teknoloji dergisi, 2021)In this study, the hypometabolism behavior, epiphragm formation process, and the mineral composition of the epiphragmal structure of the Helix pomacella, Eobania vermiculata, Helix melanostoma, and Helix asemnis land snails ... -
Isolation and Characterization of Collagen from the Invasive Sea Urchin (Diadema setosum L., 1778) in North-Eastern Mediterranean Sea, Türkiye
Uğurlu, Erkan; Duysak, Önder; Sayın, Selin; Saygılı, Eyüp İlker; Benlier, Necla (Kahramanmaraş Sütçü İmam Üniversitesi, 2023)In the present study, collagen was obtained from tissues of the invasive sea urchin (Diadema setosum) rapidly spread in the Mediterranean Sea. As a result, the yield of collagen isolated from sea urchin was determined to ... -
İskenderun Körfezindeki Mürekkep Balıklarının (Sepia officinalis L., 1758) Farklı Dokularında Ağır Metal Birikimi
Duysak, Önder; Uğurlu, Erkan (Anadolu Çevre ve Hayvancılık Bilimleri Dergisi, 2020)Bu çalışmada, İskenderun Körfezi’nden avlanan dişi ve erkek mürekkep balıklarının (Sepia officinalis L., 1758) manto, solungaç ve gonad dokularındaki ağır metal birikimleri belirlenmiştir. Çalışmada mürekkep balığı dokularında ... -
Length-Weight Relationships and Gonadosomatic Index of Invasive Sea Urchin Diadema setosum (Leske, 1778) from Iskenderun Bay, North-Eastern Mediterranean, Turkey
Uğurlu, Erkan; Duysak, Önder (Osmaniye Korkut Ata Üniversitesi, 2022)In this study, it was aimed to analyses some growth parameters of the invasive Diadema setosum (Leske, 1778) from Iskenderun Bay. For this reason, a total of 117 samples were collected in September 2021 from rocky shores ... -
Metal accumulations in different tissues of cuttlefish (Sepia officinalis L., 1758) in the Eastern Mediterranean coasts of Turkey
Duysak, Önder; Uğurlu, Erkan (Springer, 2017)In this study, metal concentration levels (Cd, Co, Cr, Ni, and Pb) were investigated in the gill, hepatopancreas, ovary, testis, and mantle of the male and female cuttlefish Sepia officinalis in various stations (Iskenderun, ... -
Metal toxicity risk of commercial cephalopod species and public health concerns
Duysak, Önder; Kılıç, Ece; Uğurlu, Erkan; Doğan, Serdar (Elsevier, 2023)Metals in the marine environment threaten aquatic animals and their upper trophic level predators, as they not only jeopardize their well-being but accumulate in their tissues, posing potential health risks. The present ... -
Proximate (lipid, moisture, ash) levels and fatty acid profiles in edible parts of common cuttlefish (Sepia officinalis, L., 1758) from different geographical areas
Özyılmaz, Ayşe; Duysak, Önder; Konuşkan, Dilşat Bozdoğan (Bulgarian Academy of Sciences, 2019)Proximate (lipid, moisture, ash) levels and fatty acid compositions of common cuttlefish (Sepia officinalis) from different geographical areas along the Eastern Mediterranean coasts of Turkey (Fethiye, Antalya, Gazipasa, ... -
A study on the extraction of chitin and chitosan from the invasive sea urchin Diadema setosum from Iskenderun Bay in the Northeastern Mediterranean
Uğurlu, Erkan; Duysak, Önder (Springer, 2022)This work presents, for the first time, the extraction and characterization of chitin and chitosan from the testa (T) and spines (S) of the invasive sea urchin (Diadema setosum) from the İskenderun Bay in the Northeastern ... -
Trace Metal Concentrations in the Seston of the Gulf of Iskenderun (Turkey, North-Eastern Mediterranean)
Duysak, Önder; Uğurlu, Erkan (Springer International Publishing Ag, 2020)In this study, the concentrations of Fe, Zn, Cd, Cu, Co, Ni, Al, Mn, Pb and Cr metals were determined in the seston at different stations in Iskenderun Bay, along with their seasonal variations, during the period from June ... -
Türkiye Akdeniz Kıyılarında Derin Su Pembe Karidesinde (Parapenaeus longirostris, H. Lucas 1846) Oksidatif Stres Parametreleri, Metal Birikimi ve Sağlık Risk Değerlendirmesi
Doğan, Serdar; Duysak, Önder; Duysak, Taner; Uğurlu, Erkan (Kahramanmaraş Sütçü İmam Üniversitesi, 2022)Bu çalışmada; Akdeniz’in İskenderun ve Antalya lokal balıkçılarından Eylül 2020’de temin edilen derin su pembe karideslerinde (Parapenaeus longirostris, H. Lucas 1846) kas dokusunda birikim gösteren demir (Fe), bakır (Cu), ... -
Türkiye Doğu Akdeniz kıyılarındaki mürekkep balığının (Sepia officinalis L., 1758) farklı dokularında bazı ağır metal birikimlerinin belirlenmesi
Uğurlu, Erkan (İskenderun Teknik Üniversitesi / Mühendislik ve Fen Bilimleri Enstitüsü / Su Ürünleri Anabilim Dalı, 2016)Bu çalışmada Akdeniz bölgesinde farklı kirlilik yüklerine sahip istasyonlardan (İskenderun, Antalya, Kaş, Gazipaşa ve Anamur) avlanan dişi ve erkek S. officinalis bireylerinin solungaç, hepatopankreas, gonad (ovaryum ve ...
