Foreign Language: İngilizce

Research Topics: Animal Ecophysiology, Toxico-physiology 

Degree	Departmant	University	Year
Bachelor	Biology	Ankara University	2003
Master of science	Biology	Çukurova University	2005
Doctorate	Biology	Çukurova University	2016

Master Thesis Title and Thesis Supervisor (s): The Effects of Accumulation of Chromium (VI) on Cell Number, Chlorophyll, Growth Rate, Protein and Sugar Contents of Chlorella vulgaris (Prof. Dr. Saadet SAYGIDEĞER)

Title of Doctorate Thesis and Supervisor (s): Mercury Accumulation and Its Effects on GSH-Related Enzyme Activities in Tissues of Oreochromis niloticus Exposed to Mercury, Mercury-Selenium and Mercury-Zeolite Mixtures (Prof. Dr. Ferit KARGIN)

 Academic Titles:

Lecturer	Adiyaman Univesity	2009-2020
Assistant Professor	Adiyaman Univesity	2020-

 Projects

1. The Effects of Accumulation of Chromium (VI) on Cell Number, Chlorophyll, Growth Rate, Protein and Sugar Contents of Chlorella vulgaris, Scientific Research Project of Cukurova University (2005).

2- Mercury Accumulation and Its Effects on GSH-Related Enzyme Activities in Tissues of Oreochromis niloticus Exposed to Mercury, Mercury-Selenium and Mercury-Zeolite Mixtures, Scientific Research Project of Cukurova University (2016).

3- Determination of Some Antioxidant Enzyme Activities in Blood Tissue of Cyprinus carpio Living in Atatürk Dam Lake, Scientific Research Project of Adiyaman University (2013).

4- Heavy metals levels in fish, Silurus triostegus, Chalcalburnus tarichi, Chondrostoma regium and Carassius sp. From Atatürk Dam Lake, Scientific Research Project of Adiyaman University (2014)

5- Effects of Metal Mixtures on Antioxidant System and Lipid Peroxidation in Tissues of Freshwater Fish Oreochromis niloticus, Scientific Research Project of Cukurova University (2017).

6- Evaluation of the Effects of Nitrilotriacetic Acid as a Chelating Agent on the Biochemical Toxicity of Lead in Oreochromis niloticus, Scientific Research Project of Cukurova University (2020)

 Courses taught at associate and undergraduate level

Course Name	Weekly Hours
	Theoretical	Practice
Horticulture Breeding	3	0
Communication and Publication	2	0
Genetics	3	0
Field Crops Plant Physiology	2	0
Medicinal Plants Plant Physiology	3	0
Mushroom  Cultivation	2	0
Agricultural Engineering Zoology	2	0
Agricultural Engineering Plant Physiology	2	2
Horticulture Botany	2	0
Garden Agriculture Mushroom Cultivation	2	0
Horticulture Genetics	2	0
Field Crops Botany	2	0
Agricultural Engineering Botany	2	2
Directed Works	0	2
Animal Husbandry Economics	2	1
Microbiology and Immunology	3	1
Basic Veterinary Physiology	3	0
Histology and Embryology	2	1
Anatomy	3	1
Pathology	2	0

 PUBLICATIONS

A. Articles published in international refereed journals (SCI & SSCI & Arts and Humanities):

A1. Ö. Fırat, H.Y. Cogun, T.A. Yüzereroğlu, G. Gök, Ö. Fırat, F. Kargin, Y. Kötemen (2011). A comparative study on the effects of a pesticide (cypermethrin) and two metals (copper, lead) to serum biochemistry of Nile tilapia, Oreochromis niloticus. Fish Physiology and Biochemistry, 37: 657-666.

A2. H.Y. Cogun, Ö. Fırat, Ö. Fırat, T.A. Yüzereroğlu, G. Gök, F. Kargin, Y. Kötemen (2012). Protective Effect of Selenium Against Mercury Induced Toxicity on Hematological and Biochemical Parameters of Oreochromis niloticus. Journal of Biochemical and Molecular Toxicology 26(3): 117-122.

A3. H. Karadag, Ö. Fırat, Ö. Fırat (2014). Use of oxidative stress biomarkers in Cyprinus carpio L. for the evaluation of water pollution in Ataturk Dam Lake (Adiyaman, Turkey). Bulletin of Environmental Contamination and Toxicology, 92:289-293.

A4. G. Firidin, F. Kargin, Ö. Fırat, H.Y. Cogun, Ö. Fırat, B. Firidin, T.A. Yüzereroğlu (2015). Antioxidant defence systems, lipid peroxidation and acetylcholinesterase activity of Oreochromis niloticus exposed to mercury and mercury + selenium. Fresenius Environmental Bulletin, 24(5):1958-1965.

A5. H.Y. Coğun, T. Aytekin, Ö. Fırat, Ö. Fırat, G.G. Firidin, A.T. Aladağ, Ö. Temiz, H.S. Varkal, F. Kargın (2016). The effects of water-borne aluminum on plasma glucose and cortisol in Oreochromis niloticus. Toxicology Letters 258S: S195.

A6. F. Kargın, G. Firidin, H.Y. Coğun, Ö. Fırat, Ö. Fırat, T. Aytekin, Ö. Temiz, H.S. Varkal (2016). The effects of acute-chronic lead and lead + selenium mixtures exposure on biochemical parameters in Nil fish (Oreochromis niloticus Linnaeus, 1758). Toxicology Letters 258S: S195.

A7. F. Kargin, Ö. Temiz, T. Aytekin, H.S. Varkal, G.G. Firidin, Ö Firat, Ö Fırat, H.Y. Çoğun (2017). Acute toxicity of emamectin benzoate on the brain acetylcholinesterase enzyme (AChE) activity of Oreochromis niloticus. Toxicology Letters 28S: S205.

A8. H.Y. Çoğun, T. Aytekin, Ö. Temiz, H.S. Varkal, G. Firidin, Ö. Fırat, Ö. Fırat, F. Kargın (2017). The effect of fluoride toxicity on plasma enzymes of Oreochromis niloticus. Toxicology Letters 28S: S315.

A9. H.Y. Cogun, G. Firidin, T. Aytekin, Ö. Fırat, Ö. Fırat, Ö. Temiz, H.S. Varkal, F. Kargin (2017). Acute toxicity of nitrite on some biochemical, hematological and antioxidant parameters in Nile tilapia (Oreochromis niloticus L, 1758). Fresenius Environmental Bulletin, 26(2a): 1712-1719.

A10. H.Y. Cogun, Ö. Fırat, T. Aytekin, G. Firidin, Ö. Fırat, H.S. Varkal, Ö. Temiz, F. Kargin (2017). Heavy metals in the blue crab (Callinectes sapidus) in Mersin Bay, Turkey. Bulletin of Environmental Contamination and Toxicology, 98(6):824-829.

A11. T. Aytekin, Ö Firat, H. Y. Cogun, Ö. Firat, D. Kargin, H. Karadag, G. Fridin, F. Kargin (2017). Effects of metal mixtures (Cd+Cu+Cr+Pb+Zn) on antioxidant systems and lipid peroxidation in tissues of freshwater fish, Oreochromis niloticus. Fresenius Environmental Bulletin, 26(8): 4963-4968.

B. Papers presented at international scientific meetings and published in the proceedings book (Proceedings)

B1. H.Y. Çogun, Ö. Fırat, Ö. Fırat, T.A. Yüzereroglu, G. Gök, F. Kargın. The Effects of Aluminum on Hematological Parameters in Oreochromis niloticus. ICOEST’2014 – SIDE, Turkey, May 14-17, 2014. 385 pp.

B2. H.Y. Çoğun, Ö. Fırat, Ö. Fırat, G. Gök, T.A. Yüzereroğlu, Ö. Temiz, F. Kargin. The recovery effects of olive leaf extracts on mercury exposure in some biochemical parameters of Nile fish (Oreochromis niloticus L. 1758). 1^st International Congress & Workshop of Forensic Toxicology, November 29-30, 2014, Ankara, Turkey, 81 pp.

B3. A.T. Aladağ, H.Y. Çoğun, Ö. Fırat, Ö. Fırat, G. Gök, T.A. Yüzereroğlu, Ö. Temiz, H. Sağ, F. Kargin. Ecotoxicity and Biochemical Effects of Plant Extract on Acute Lead Exposure in Nile Tilapia (Oreochromis niloticus L. 1758). 9th Congress of the Turkish Society of Toxicology with the participation of the Hellenic Society of Toxicology (TURKHELTOX Toxicology Congress), October 21-24, 2015, İzmir, Turkey, 45 pp.

B4. H.Y. Çoğun, A.T. Aladağ, Ö. Fırat, Ö. Fırat, G. Gök, T.A. Yüzereroğlu, Ö. Temiz, H. Sağ, F. Kargin. The Effects of Nitrilotriacetic Acid (NTA) on Zinc Toxicity in Nile Fish Oreochromis niloticus. 9th Congress of the Turkish Society of Toxicology with the participation of the Hellenic Society of Toxicology (TURKHELTOX Toxicology Congress), October 21-24, 2015, İzmir, Turkey, 46 pp.

B5. H.Y. Çoğun, T. Aytekin, Ö. Temiz, H.S. Varkal, E. Palandökenlier, G. Gök Firidin, Ö. Firat, Ö. Fırat, F. Kargın. Protective Role of Selenium in Fish. International Conference on Agriculture, Forest, Food Sciences and Technologies (ICAFOF 2017 Cappadocia / Turkey), NEVŞEHİR, TÜRKIYE, 15-17 Mayıs 2017, pp.1132-1132.

 B6. H.Y. Çoğun, Ö. Temiz, T. Aytekin, D. Kargın, Ö. Fırat, Ö. Fırat, F. Kargın. The effect of aluminum nanoparticles on EROD activity in liver of Oreochromis niloticus. International Congress on New Trends in Science, Engineering and Technology (ICONTRENDS), Rome, ITALY, 04-06 September 2018, pp. 43-47,

B7. F. Kargın, T. Aytekin, Ö. Temiz, D. Kargın, Ö. Fırat, H.S. Varkal, Ö. Fırat, H.Y. Çoğun. Alteration induced by sage extract in serum ions levels (Na, K and Ca) in Oreochromis niloticus.  International Congress on New Trends in Science, Engineering and Technology, Rome, Italy, 04-06 September 2018, pp. 53-57.

B8. F. Kargın, Ö. Temiz, T. Aytekin, D. Kargın, Ö. Fırat, Ö. Fırat, H.Y. Çoğun. The effects of pesticides Chlorantraniliprole on Na⁺/K⁺ ATPase activity in gill of Oreochromis niloticus. International Congress on New Trends in Science, Engineering and Technology (ICONTRENDS), Rome, ITALY, 04-06 September 2018, pp. 58-62. (Tam Metin Sözlü Bildiri).

B9. T. Aytekin, Ö. Temiz, H.Y. Çoğun, D. Kargın, Ö. Fırat, Ö. Fırat, F. Kargın. Influence of aluminum nanoparticles (Al-NPs) on Na and K ion levels in gill tissue of Nile fish (Oreochromis niloticus). International Congress on New Trends in Science, Engineering and Technology (ICONTRENDS), Rome, ITALY, 04-06 September 2018, pp. 68-72

C. International books or chapters in books

D. Articles published in national refereed journals

D1. Ö. Fırat, Ö. Fırat, H.Y. Çoğun, T. Aytekin, G. Firidin, H. Sağ, Ö. Temiz F. Kargın (2018). Comparison of Heavy Metal Concentrations in Tissues of Fish (Silurus triostegus Heckel, 1843, Chalcalburnus tarichi Pallas, 1811, Chondrostoma regium Heckel, 1843, Carassius carassius Linnaeus, 1758) from Polluted and Non-polluted Areas in the Atatürk Dam Lake. Süleyman Demirel University Journal of Eğirdir Fisheries Faculty, 14(3): 173-183.

E. Papers presented at national scientific meetings and published in the proceedings book

E1. Ö. Fırat, Ö. Fırat, H.Y. Çoğun, T.A. Yüzereroğlu, F. Kargin, M.F. Alici, M. Şahin. Metal Levels in the Tissues of the Chondrostoma regium in the Atatürk Dam Lake. 1st National Palandoken Toxicology Symposium, 28-30 Mayıs 2010, Erzurum, Turkey, 75 pp.

E2. H.Y. Çoğun, Ö. Fırat, F. Kargin, Ö. Fırat, M.F. Alici, M. Şahin. Seasonal Heavy Metal Levels in the Tissues of Crab (Charybdis longicollis) Captured from Karataş and İskenderun Bay. XX. National Biology Congress, 21 - 25 Haziran 2010, Denizli, Turkey, 597 pp.

E3. G. G. Firidin, H.Y. Çoğun, Ö. Fırat, T.A. Yüzereroğlu, Ö. Fırat, Ö. Temiz, F. Kargin. The Effect of Lead on Total Glutathione and Lipid Peroxidation Level in the Gill Tissue of Oreochromis niloticus. Ecology 2012, 03-05 Mayıs 2012, Kilis, 277 pp.

E4. H.Y. Çoğun, Ö. Fırat, Ö. Fırat, G. Gök, F. Kargin. The Effect of Oleuropein on Ion Levels in Oreochromis niloticus Blood Tissue. 5th National Limnology Symposium, 27-29 Ağustos 2012, Isparta, 107 pp.

E5. H.Y. Çoğun, Ö. Fırat, Ö. Fırat, G. Gök, T.A. Yüzereroğlu, F. Kargin. Effect of Olive Leaf Extract (oleuropein) on Some Biochemical Parameters in Oreochromis niloticus Blood Through Food. 21st National Biology Congress, 03-07 Eylül 2012, İzmir, 895 pp.

E6. E. Sarıçicek, E. Yiğitbilek, H.Y. Çoğun, Ö. Fırat, Ö. Fırat, G. Gök, T.A. Yuzereroğlu, F. Kargın. Effect of Dimethoate to Total Protein on Oreochromis niloticus Blood and Liver Tissues. Ecology 2013 Symposium 2-4 Mayıs 2013. Tekirdağ. 42p.

E7.  E. Sarıçicek, H.Y. Çoğun, F. Kargın, T.A. Yüzereroğlu, Ö. Fırat, Ö. Fırat, G.G. Firidin.  The effect of Abamectin pesticide on cholesterol level in tissues in Oreochromis nilotcus. 22nd National Biology Congre, 23-27 Haziran 2014, Eskişehir, 725 pp.

E8. H.Y. Çoğun, C.B. Er, Ö. Fırat, Ö. Fırat, G.G. Firidin, T.A. Yüzereroğlu, F. Kargın. The Effect of Different Temperatures on Cadmium Accumulation in Oreochromis niloticus (L. 1758). Eastern Anatolia Region 5th Fisheries Symposium. 31 Mayıs- 02 Haziran 2014. pp 106

E9. Ö. Fırat, Ö. Fırat, H. Karadağ, R.C. Bozat, H.Y. Çoğun, T.A. Yüzereroğlu, G.G. Firidin, F. Kargın. Pollution Caused by Adıyaman City and Industrial Wastewater in Atatürk Dam Reservoir. Adıyaman University Science, Culture and Art Symposium-II, 02-03 Nisan 2015, Adıyaman. pp 167-170.

E10. Ö. Fırat, Ö. Fırat, R. Tutuş, H. Karadağ, Ö. Koç, R.C. Bozat. Current Environmental Problems of Adıyaman. Adıyaman University Science, Culture and Art Symposium-II, 02-03 Nisan 2015, Adıyaman. pp 161-166.

E11. Ö. Temiz, H.Y. Çoğun, G. Firidin, Ö. Fırat, Ö. Fırat, T.A. Yüzereroğlu, H. Sağ, F. Kargın. The Effect of Propanil on Some Biochemical Parameters in Oreochromis niloticus Blood Tissue. Ecology-2015 Symposium, 06-09 Mayıs 2015, Sinop. pp. 77.

E12. H.Y. Çoğun, T.A. Yüzereroğlu, G. Firidin, Ö. Fırat, Ö. Fırat, Ö. Temiz, H. Sağ, F. Kargın. Determination of Zinc Accumulation in Gill Tissue of Oreochromis niloticus in Zeolite Effect. Ecology-2015 Symposium, 06-09 Mayıs 2015, Sinop. pp. 212.

E13. H.Y. Çoğun, A.T. Aladağ, T.A. Yüzereroğlu, Ö. Temiz, H. Sağ, G. Gök, Ö. Fırat, Ö. Fırat, F, Kargın. The Effect of Different Temperatures on the Ion Levels in Blood Tissue of Oreochromis niloticus under Cadmium. XII. National and Environment Congress, 14-17 Eylül 2015, Muğla. pp 176.

E14. H.Y. Çoğun, T.A. Yüzereroğlu, Ö. Temiz, H. Sağ, G. Gök, Ö. Fırat, Ö. Fırat, F. Kargın. The Effect of Nitrite on Fish Blood Parameters: A Review. XII. National and Environment Congress, 14-17 Eylül 2015, Muğla. pp 227.

E15. Aladağ A.T., Çoğun H.Y., Temiz Ö., Sağ H., Gök G., Fırat Ö., Fırat Ö., Yüzereroğlu T.A., Kargın F. The Effect of High Temperature on Antioxidant (GSH) Level in Oreochromis niloticus Fish Kidney Tissue, National Zoology Congress, AFYON, TÜRKIYE, 28-31 Ağustos 2015, ss.66-66.

E16. Ö. Fırat, R. Tutuş, Ö. Fırat. Effects of the organophosphorus insecticide chlorpyrifos on antioxidant enzyme activities in liver tissue of Oreochromis niloticus. 23rd National Biology Congress, 5 - 9 Eylül 2016, Gaziantep, pp 119.

 17. Ö. Fırat, R. Tutuş, Ö. Fırat. Comparison of the effects of avermectin insecticides abamectin and emamectin benzoate on some oxidative stress parameters in Oreochromis niloticus. 23rd National Biology Congress, 5 - 9 Eylül 2016, Gaziantep, pp 120.