Name : ESRA
Surname : KOÇ
E-Mail :,
Phone Number : 03122126720/1071/1292
Department : BIOLOGY
Personal Information

Mailing address :

Ankara University , Faculty of Science, Department of Biology, 06100, Tandoğan /Ankara, TURKEY

Phone :

+90 03122126720/1071-1292

Fax :

+90 03122232395

E-mail :


University /Faculty- Institute

Area of Education (Degree)

Ankara University, Faculty of Science, Ankara, Türkiye 

Biology (B.Sc.)

Ankara University, Graduate School of Natural and Applied Sciences, Ankara, Türkiye 

Biology (M. Sc.)

Gazi University, Faculty of Sciences/Graduate School of Natural and Applied Sciences, Ankara, Türkiye

Biology Teaching (M. Sc.)

Ankara University, Graduate School of Natural and Applied Sciences, Ankara, Türkiye 

 Biology (Ph. D.)







A.U Faculty of Science

A.U Faculty of Science







Research Assistant

Research Assistant Dr.                                         

A.U Faculty of Science




Assoc. Prof. Dr.

(2017 February-  )                                 



Plant Physiology,  Plant- pathogen interaction, Plant Biochemistry, Plant Biotechnology, Plant tissue culture, Stress Physiology, Biotic stress                                                             



Under Graduate

BIY 113 Botanic

 BIY 114  Botanic

   BIY 423 Ecophysiology

BIY 442 Plant Biotechnology


General Biological Techniques 

Biochemistry of Cell Activity

Physiology of growth and development

OTHER ACADEMIC ACTIVITIES                                                                                      

Number of consultancy for the Articles/Reviews in Journals recorded in international indexes for the recent year   (2019-2020)                                                             


Number of Adviser Positions in Projects for the recent year


Total number of Citations to the Publications (According to web of Science,)                                                                                                                                                                                                                                                                                                                         


Number of Supervising to the students











Other Activities (Work/duty/activity/ charge/case/memberships etc.)

Editorial Board Member:  

International Journal of Vegetable Science

International Journal of Biotechnology and Recent Advances

Annals of Glycomics, Lipidomics  (Editor)

Archives of Horticultural Research Bulletin

Associate Editor

Annals of Experimental and Molecular Biology

Area Editor:

Communication Faculty of Sciences University of Ankara Series C: Biology

Manuscript  Editor (International ): 

Turkish Journal of Botany- 2017

Turkish Journal of Biology 2013; 2014; 2016-2017                                                                      


International and national journals


TUBITAK Presidency of Scientific Support Program,  International Juvenile Science Olympics (IJSO),  Biology Teaching ( 2019).        

TUBITAK Presidency of Scientific Support Program,  International Science Olympics (ISO),  Biology-Plant Physiology Teaching ( 2019).                                                                                                                                  




1. The effect of Triacontanol and High Hydrostatic Pressure on Capsaicin Production in Freely Suspended Cells and Immobilized Cell Cultures of Capsicum annuum L.

The Scientific and Technological Research Council of Turkey (TUBITAK)-TOVAG-1130518. 2013- 2016. (Assistant researcher)                        

2. Koç, E., İşlek, C., Arıcı, Y.   Effect on some physiological parameters of exogenously applied free polyamines and proline against Phytophthora capsici in different pepper genotypes. The Scientific and Technological Research Council of Turkey (TUBITAK)-TBAG. (01.01. 2013- 18.07. 2014)( Administor)                                                  

3.  İşlek, C.,  Koç, E. Effect of various stimulants on the production of capsaicin in cell suspension cultures of Capsicum annuum L. Niğde Üniversitesi– BAP FEB, 2011- 05. 11. 2014 / 3 (Assistant researcher)                                                                                



1. Koç E., İşlek C., Arıcı Kaşko Y. 2017. Spermine and Its Interaction with Proline Induce Resistance to the Root Rot Pathogen Phytophthora capsici in Pepper (Capsicum annuum). Horticulture  Environment and  Biotechnology 58(3):254-267.

2. Koç Esra. 2017. Alleviation of Phytophthora capsici induced oxidative stress by foliarly applied proline in Capsicum annum L.,  Archives of Biological Science 69(4): 733-742

3. Koç E., Arıcı Kaşko Y.,  İşlek C., 2016. Pretreatment with spermidine and proline reverses inhibitory effects of Phytophthora capsici stress in pepper. Zemdirbyste-Agriculture, vol. 103, No. 4 (2016), p. 411‒418.

4. Koç, E. 2015. Exogenous application of spermidine enhanced tolerance of pepper against  Phytophthora capsici stress. Plant Protection Science 51(3):127-135.

5. İşlek, C., Üstün, A.S., Koç, E. 2014. The effects of cellulase on capsaicin production in freely suspended cells and immobilized cell cultures of Capsicum annum L. Pakistan Journal of Botany ,46(5): 1883-1887.

6. Koç  E, Üstün A.S., Çelik, N. 2013. Effect of exogenously applied salicylic acid on cadmium chloride (CdCl2) induced oxidative stress and nitrogen metabolism in tomato (Lycopersicon esculentum L.).  Turkısh Journal of Biology, 367:361-369.

7. Koç, E. 2013. The effect of exogenous proline and salicylic acid application on proline and apoplastic protein in cold tolerance of pepper callus cultures. International Journal of Agriculture and Biology,15: 382-385.

8. Koç, E. Üstün, A.S. 2012.  Influence of Phytophthora capsici L. inoculation on disease severity, necrosis length, peroxidase and catalase activity, phenolic content of resistant and susceptible pepper (Capsicum annuum L.) plants.Turkish Journal of Biology, 36: 357-371.

9. Koç, E.,  Üstün, A.S. ,  İşlek, C., Arıcı, Y.K. 2011.  Defence responses in leaves of resistant and susceptible pepper (Capsicum annuum L.) cultivars infected with different inoculum concentrations of Phytophthora capsici Leon.  Scientia Horticulturae, 128 (4): 434-442.


10. Koç, E., Üstün, A.S. 2011. Differential Induction of Phenylalanine Ammonia Lyase and Phenolics in Peppers (Capsicum annuum) in Response to Inoculation with Phytophthora capsici. International Journal of Agriculture and Biology,13: 881-887.


1.Koç, E., İşlek C., Büyükkartal H.N. 2018. Comparasion of phenyalanine ammonia lyase response to lead and zinc stress in different wheat genotypes. Commun. Fac.  Sci. Univ. Ank. Series C. 27(1):37-44.  

2. İşlek, C., Türkyılmaz B., Koç E., Arık D. 2016. Effect of thidiazuron used as an elicitor in the production of capsaicin on total protein and phenolic amounts, antioxidant enzyme activities of pepper plants. International Journal of Environment, Agriculture and Biotechnology (IJEAB) 1(3): 603-609.  

3.Koç, E., İşlek, C. 2015. The effect of cadmium on phenylalanine ammonia lyase activity and lipid peroxidation in pepper (Capsicum annuum L.) seedlings. Artvin Coruh University Journal of Forestry Faculty 16(1): 50-54.                                                                     

4. Koç, E., Üstün, A., İşlek, C., Arıcı Y.K. 2014. Effect of exogenously applied spermine and putrescine on germination and in vitro growth of pepper   (Capsicum annuum L.) seeds under salt stress.  Anadolu University Journal of Science and Technology - C Life Sciences and Biotechnology 3(2), 63-71.                                                                           

5. Koç, E., Ergün, N., Üstün, A.S, Öncel, I. 2013.  Effect of cadmium  on mineral component in Kahramanmaraş- Hot pepper (Capsicum annuum L.) seedlings. Journal of Anatolian Natural Sciences, 4(2): 14-18.

6. KoçE., Üstün, A.S.,Öncel, I., Kaptanbaş, Y. 2013. Investigation in some physiological parameters of improving the effectiveness of cadmium stress of salicylic acid in tomato (Lycopersicon esculentum Mill ). Süleyman Demirel University Journal of Natural and Applied Sciences 17(1): 22-28.                                                                                

7. Koç, E., Üstün, A.S., Kaşko Arıcı, Y. 2012. Effect of different zinc concentrations on total protein, hydrogen peroxide content and peroxidase activity in pepper (Capsicum annuum l.) seedlings . Artvin Coruh University Journal of Forestry Faculty 13(2): 210-217.                        

8. Koç, E. ve Üstün, A.S. 2012. Antioxidative reactions and lipid peroxidation in roots of susceptible and resistant pepper genotypes infected with Phytophthora capsici Leon. Erciyes University Journal of Natural and Applied Sciences  28(5): 374-380.                    

9. Koç, E. Üstün, A.S. 2012.  Phenylalanine ammonia lyase activity in stem of pepper (Capsicum annuum L.) infected by Phytophthora capsici L. Gazi University Journal of Science. 25(2): 307-312.

10. Başalp, A., Öncel, I., Koç, E. 2011. Determination of some physiological and biochemical changes in tolerant and sensitive wheat seedlings to boron (B) Toxicity Süleyman Demirel University Journal of Natural and Applied Sciences 15(3): 135-141.

11. İşlek C., Koç E., Üstün, A.S. 2010. The effect on in vitro germination of some plant growth regulators in pepper (Capsicum annuum L.) seeds. J. BAUN Inst. Sci. Technol., 12 (2): 41-49.                                                                                 

12. Koç, E., İşlek, C. ve Üstün, A.S. 2010. Effect of Cold on Protein, Proline, Phenolic compounds and Chlorophyll Content  of  Two Pepper (Capsicum annuum L.) Varieties. Gazi University Journal of Science, 23(1); 1-6.   

13. Koç, E. and Üstün, A.S. 2009.  Pathogenesis related proteins in stem and leaf tissues of peppers (Capsicum annuuum L. ) infected by the root fungus (Phytophthora capsici Leon). Advances in Food Science (AFS)  31(3); 146-150.

14. Koç, E., İşlek, C. ve Üstün, A.S. 2009. Effect of copper sulphate (CuSO4 ) on phenylalanine ammonia lyase enzyme activity, phenolic compounds and total chlorophyll in pepper (Capsicum annuum L. cv. Kahramanmaraş-Hot) seedlings. Süleyman Demirel University Journal of Natural and Applied Sciences  13-2 ; 128-131.                                         

15. Koç, E. ve Üstün, A.S. 2008. Defence against pathogen in plants and antioxidants.  Erciyes University Journal of Natural and Applied Sciences 24 (1-2) ; 82 – 100.

16. Koç, E. ve Üstün, A.S. 2008.  The role of protein kinases in plants. Marmara Üniversitesi Fen Bilimleri Enstitüsü Dergisi, 20; 25-34.


Book name: Climate Change and Food Security  with Emphasis on Wheat. ( Eds: Öztürk M., Alvina Gul, Editorial Project manager: Kelsey Connors). Chapter 3 . Esra Koç. (2019) ' Assessing Climate Change Impacts on Wheat Production in Turkey and Various Adaptation Strategies' . Elseiver (in press). 

Book name: Introduction and Application of Organic Fertilizers: As Protectors of Our Environment, (Eds: Öztürk M., Nudrat Aisha Akram, Muhammad Ashraf, Türkyılmaz Ünal B.) . Chapter 8 : Esra Koç. (2019) ‘Vermicomposting: A biotechnological process that speeds up the organic waste recycling process’’ Cambridge Scholars Publishing, England (in press).

Book name: Metatopolin: A Plant Growth Regulator for Plant Biotechnology and Agriculture. (Eds: Prof. Miroslav Strand, Dr. Naseem Ahmad). Esra Koç. (2019). Effect of meta-topolin  on the growth and physiological and biochemical parameters in plant tissue culture. Springer (accept)                                                                                                                                                                                                               


1.  Esra Koç, Cemil işlek, Ergin Murat Altuner, Hami Alpas. (2019). Effect of hydrostatic pressure and triacontanol on capsaicin production in immobilized pepper cell suspension culture. 7th International Congress of Molecular Biology Association  of  Turkey, 27-29 September, Istanbul. 

2. Cemil İşlek, Esra Koç, Ergin Murat Altuner, Hami Alpas. (2018). The Effect of High Hydrostatic Pressure on the Production of Capsaicin in the Cell Suspension Culture of Free and Immobilized Capsicum annuum L. International Eurasian Conference on Biological and Chemical Sciences. April 26-27.

3 Esra Koç, Cemil İşlek,  H. Nurhan Büyükkartal (2018). Study the effect of proline treatment on contents of antocyhanin, caretenoid, chlorophyll, malondialdehyde and avaible water  in the different pepper cultivars under Phytophthora capsici stress. IV. International Congress on Applied Biological Sciences. 3-5 May.

4. H. Nurhan Büyükkartal, Esra Koç (2018). Achene ultrastructure in Senecio salsugineaand Senecio olympicus (Astraceae: Senecio). International Congress on Applied Biological Sciences. 3-5 May.

5. Esra Koç, Cemil İşlek, H. Nurhan Büyükkartal. (2018). Comparison of Phenylalanine Ammonia Lyase Response to Lead and Zinc Stress in Different Wheat Genotypes. International Eurasian Conference on Biological and Chemical Sciences. April 26-27.

6. H. Nurhan Büyükkartal, Esra Koç. (2018). Ultrastructural observations in endosperm cells of the natural tetraploid Trifolium pratense L. (Fabaceae) cv. Elçi. International Eurasian Conference on Biological and Chemical Sciences. April 26-27

7.Koç E. 2017. Effect of proline application on some physiological parameters in pepper (Capsicum annum L.) exposed to Phytophthora capsici stress. International Symposium on Biodiversity and Edible Wild Species. BEWS 2017.

8.Koç E. 2017. The effect of different concentrations of polyamine spermidine on some physiological and bipchemical paramaters in pepper plants subjected Phytophtora capsicistress. International congress of health and environment. USCEK 2017. 

9. Koç E., Kaşko Arıcı, Y., İşlek C. 23-26 Aralık 2016. Spermidin ve Prolin Uygulamasının Biberde (Capsicum annuum L.) Phytophthora capsici Stresine Karşı Koruyucu Etkisi. III. Ulusal Botanik Kongresi, syf 14, Konya.  (Oral Presentation )                                              

10. Koç E. 5-9 Eylül 2016. Prolin uygulamasının Phytophthora capsici stresine karşı Biberin (Capsicum annuum L.) toleransının uyarılması üzerine etkisi. 23.Ulusal Biyoloji Kongresi,syf 70, Gaziantep. (Oral Presentation )  

11. Koç E., İşlek C.,Kaşko Arıcı, Y. 31 Ağustos-3 Eylül 2016. Dışsal olarak uygulanan prolinin Biberde Phytophthora capsici'nin neden oldugu oksidatif strese etkisi. II. Ulusal Bitki Fizyolojisi Sempozyumu, syf 39, Mersin.  (Oral Presentation )   

12. İşlek C., Koç, E., Kaya Soner, Altuner E. 2015.Kalsiyum Aljinatta Tutuklanan  Biber Hücre  Süspansiyon Kültüründe Kapsaisin Üretimi Üzerine Triakontanol’ ün  Etkisi. 18. Biyoteknoloji Kongresi, 18-19 Aralık, syf 219, Konya.

13. Türkyılmaz, B., İşlek C., Koç, E. 2015. Biber kalluslarında bakır sülfat uygulamalarının kapsaisin, antioksidan enzimler ve fenolik bileşikler üzerine etkisi. I. Ulusal Bitki Fizyolojisi Sempozyumu.01-04 eylül, syf 24, Erzurum.

14.Soner Kaya, Cemil İşlek, Esra Koç, vd. 2015. Biber hücre süspansiyon kültürlerinde kalsiyum aljinat ile tutuklanmanın kapsaisin üretimi üzerine etkisi. 6-9 mayıs Ekoloji Sempozyumu, syf.320, Sinop.

15.Soner Kaya, Cemil İşlek, Esra Koç. 2014. "Capsicum annuum L. Hücre Süspansiyon Kültürlerinde Kapsaisin Üretimi Üzerine Thidizuronun Etkisi"22. Ulusal biyoloji kongresi, Osmangazi Üniversitesi,  Eskişehir.

16. Koç, E., Ergün, N., Üstün, A.S., Öncel, I.  2013. Kahramanmaraş Acı biber ( Capsicum annuum L. ) fidelerinde mineral içerik üzerine kadmiyumun etkisi. Syf: 165, XI. Ekoloji ve Çevre Kongresi, 19 mayıs Üniversitesi, Samsun.     

17.  İşlek, C.,  Koç, E., Arık, D.  2013. Biber hücre süspansiyon kültüründe kapsaisin birikimi üzeribe bakır sülfatın etkisi. Syf: 238,  XI. Ekoloji ve Çevre Kongresi, 19 mayıs Üniversitesi, Samsun.

18. Koç, E., Ergün,N.,  İşlek, C. 2013. Cd stresine maruz bırakılan Kahramanmaraş Acı  biber ( Capsicum annuum L. ) fidelerinde Fenilalanin amonyum liyaz aktivitesi. Syf: 164, XI. Ekoloji ve Çevre Kongresi, 19 mayıs Üniversitesi, Samsun.

19. Koç, E., Üstün, A.S, Öncel I., Kaptanbaş, Y. 2012.Domates (Lycopersicon esculentum, Solanaceae) Yapraklarında Kadmiyum Stresine Karşı Salisilik Asitin Etkisinin Fizyolojik Yönden İncelenmesi . 21.  Ulusal Biyoloji Kongresi Bildirileri syf: 514-515, 3-7 eylül , Ege Üniversitesi, İzmir 

20. Cemil İşlek, A.Sülün Üstün, Esra Koç. 2012. Serbest ve tutuklanmış biber hücre süspansiyon kültürlerinde kapsaisin üretimi üzerine metil jasmonat’ ın etkisi. 21.  Ulusal Biyoloji Kongresi Bildirileri syf: 696, 3-7 eylül , Ege Üniversitesi, İzmir.

21. Dilek Arık, Cemil İşlek, Esra Koç, A. Sülün Üstün. 2012.  Spermin’in biber hücre süspansiyon kültüründe kapsaisin birikimine etkisi. 21.  Ulusal Biyoloji Kongresi Bildirileri syf: 708, 3-7 eylül, Ege Üniversitesi, İzmir.

22. Koç, E., Üstün, A.S. 2011. Phytophthora capsici Leon. ile Enfekte Edilen Dayanıklı ve Duyarlı Biber Genotiplerinin Köklerinde Peroksidaz Aktivitesi. IV. Bitki Koruma Kongresi Bildirileri ,syf: 337, 28-30 Haziran, Kahramanmaraş Sütçü İmam Üniversitesi, Kahramanmaraş .

23. Koç, E., İşlek, C. ve Üstün, A.S. 2011.Tuz stresi altında biber (Capsicum annuum L.) tohumlarının çimlenmesi ve büyümesi üzerine spermin’in etkileri. X. Ekoloji ve Çevre Kongresi Bildirileri, syf: 391, 4-7 Ekim ,  Çanakkale Onsekizmart Üniversitesi, Çanakkale.

24. Koç, E., İşlek, C. ve Üstün, A.S. 2008. Bazı Bitki Büyüme Düzenleyicilerinin İn vitro Ortamda Biber (Capsicum annuum L. ) tohumlarının çimlenmesi üzerine etkisi. 19. Ulusal Biyoloji Kongresi 23-27 /06/ 2008 , Karadeniz Teknik Üniversitesi, Trabzon.


1. International scientific activity support award, Ankara University, 2017

2. Scientific activities and publication support award, ANKARA UNIVERSITY , 2016
3. Scientific activities and publication support award , ANKARA UNIVERSITY, 2015
4. Scientific publication award, TUBITAK, 2013 (2)
5. Scientific activities and publication support award,, ANKARA UNIVERSITY, 2012
6. Scientific publication award TUBITAK, 2011
7. Scientific activities and publication support award , ANKARA UNIVERSITY, 2011