Ghanya Naji Mohammed Al-naqeb

Research fellowship holder

Centre Agriculture Food Environment - C3A

Via E. Mach, 1 - 38010 S. Michele all'Adige
ghanya.alnaqeb[at]unitn [dot] it

- Ph.D (Nutritional Sciences, Nutrigenomics), Department of Nutrition and Dietetic, Faculty of Medicine and Health Sciences, University Putra Malaysia, Malaysia. 2009.

- M.Sc (Nutritional Biochemistry) , Department of Nutrition and Dietetics, Faculty of Medicine and Health Sciences, University Putra Malaysia, Malaysia. 2005.

- B.Sc (Hons) (Food Sciences) Department of Food Sciences and Technology, Faculty of Agriculture, Damascus University, Syria,  1999.                                                                       

Academic career and teaching activities
  • Research fellow at Centre Agriculture Food Environment - C3A, University of Trento, Trentino, Italy. August 2020 –Current.
  • Research fellow at Chair of Food Chemistry, Faculty of Chemistry and Pharmacy, institute of Pharmacy and Food Chemistry, Universität Würzburg Germany. December 20017 –November 2019.
  • Associated Professor of Nutritional Sciences, Faculty of Agriculture, Department of Food Science and Human Nutrition, University of Sana`a, Yemen (2015-2017).
  • Associated Professor of Nutritional Sciences, Faculty of Medicine, Department of Nutrition and Dietetic University of Sciences and Technology, Yemen (20015-2017).
  • Postdoctoral Research Follow at Grand Forks Human Nutrition Research Center, Grand Forks, North Dakota, USA (January 2014 -September 2014).
  • Assistant Professor of Nutritional Sciences, Faculty of Agriculture, Department of Food Science and Human Nutrition, University of Sana`a, Yemen (2011-2015).
  • Postdoctoral researcher, Department of Pharmacology and Toxicology Faculty of Pharmacy, Universiti Teknologi MARA, Campus Puncak Alam, Malaysia (November 2009 – January 2011).
  • Post-doctorate Research Follow, Laboratory of Molecular Biomedicine, Institute of Bioscience Faculty of Medicine and Health Sciences, University Putra Malaysia, Malaysia (January 2009 – September 2010).
  • Postgraduate researcher at Laboratory of Molecular Biomedicine, Institute of Bioscience, UPM (2002-2009).


Teaching Expertise

Courses taught at university level (Faculty of Agriculture, Department of Food Science and Human Nutrition University of Sana`a, Yemen and Faculty of Medicine and Health Sciences, Department of Nutrition and Dietetic University of Sciences and Technology, Yemen:

  1. Biochemistry 
  2. Advance Biochemistry
  3. Functional Foods 
  4. Preventive Nutrition 
  5. Introduction to Human Nutrition 
  6. Food Processing and Preservation 
  7. Ice cream dairy technology 
  8. Medical Nutrition Therapy 1 
  9. Medical Nutrition Therapy 2 
  10. Eternal Nutrition 
  11. Nutrition through life cycle 
  12. Nutritional Assessment
  13. Food Preparation
  14. Food Analysis
  15. Research Methodology 



Research interests

Research Interests:

-Functional foods and nutraceuticals development for diseases prevention. 

-Bioactive compounds extraction, determination, identification and application.

-Natural antioxidants and antioxidant activity.

-Research on safety evaluation and genotoxicity assessment. 

-Research on the biological activity and molecular mechanisms of functional foods and traditional herbal medicine used by Committee in the area of diabetes, cardiovascular diseases and cancer. 

-ResearchGate Impact point: 23.31, h-index: 14

-Google Scholar i10-index: 16 h-index: 14 Citations: 791.



Patent Filed: 

1-Maznah Ismail and Ghanya Al-Naqeep. Cardioprotective Effects of Nutraceuticals Isolated from Nigella Sativa Seeds. PI 20084285.

2-Maznah Ismail and Ghanya Al-Naqeep, Extraction of fixed oil and thymoquinone rich fraction (TQRF). PI 20084925.

Scientific Papers (Publications)

  1. Al-Naqeb, G.; Fiori, L.; Ciolli, M.; Aprea, E. Prickly Pear Seed Oil Extraction, Chemical Characterization and Potential Health Benefits. Molecules 2021, 26, 5018.
  2. Al-Naqeb, G. (2020). Antioxidants activity and cholesterol regulation effect of Caralluma flava N.E.Br extract in HepG2 cells. Arabian Journal of Medicinal and Aromatic Plants, 6(3), 57-75. doi:
  3. Kaokabah, N., A. Al-Qubati, and G. Al-Naqeb. “ANTI-OBESITY EFFECTS OF PULICARIA JAUBERTII E. GAMAL-ELDIN IN HIGH FAT DIET-INDUCED RATS”. Universal Journal of Pharmaceutical Research, Vol. 5, no. 5, Nov. 2020, doi:
  4. Ghanya Al-Naqeb.Acute toxicity and anti-ulcerative potential of caralluma flava N.E.Br methanolic extract against ethanol-induced gastric ulcers in rats. Journal of Medicinal Plants Studies 2017; 5(6): 21-25.
  5. Ghanya Al-Naqeb, Caralluma flava N.E.Br extract reduces plasma glucose level and improves plasma antioxidant enzymes in hyperglycemic rats. Journal of Medicinal Plants Studies. 5(6): 39-43. 2017.
  6. Ghanya Al-Naqeb, Aziza Taj Al- Deen. The effect of Rumex nervosus Vahl leaves on high fat diet-induced hyperglycemia and hyperlipidemia in albino rats. International Journal of Chemical Science.Volume 1; Issue 2; November 2017; Page No. 80-83.
  7. Ghanya Al-Naqeb, Jana Rousov, Alena Kubatov Matthew J. Picklo Sr, Pulicaria jaubertii E. Gamal-Eldin reduces triacylglyceride content and modifies cellular antioxidant pathways in 3T3-L1 adipocytes. Chemico-Biological Interactions 253 (2016) 48-59.
  8. Pulicaria jaubertii Extract Prevents Triglyceride Deposition in 3T3-L1 Adipocytes Picklo M, Rousova J, Kubatova, Al-Neqeb G. FASEB J. 2015;29(1):924.19.
  9. Ghanya Al-Naqeb, Effect of prickly pear cactus seeds oil on the blood glucose level of streptozotocin-induced diabetic rats and its molecular mechanisms. International Journal of Herbal Medicine 2015; 3(4): 2934.
  10. Ghanya Al-Naqeb, Antioxidant and Antibacterial Activities of Some Yemeni Medicinal Plants. International Journal of Herbal Medicine 2015; 3(3): 06-11.
  11. Aziza Taj Al- Deen and Ghanya Al-Naqeb. Hypoglycemic effect and in vitro antioxidant activity of methanolic extract from Argel (Solenostemma Argel) Plant. International Journal of Herbal Medicine 2014; 2 (2): 126-129.
  12. Mohd Alfazari Mohd Ghazali,Ghanya Al-Naqeb,KesavanarayananKrishnan Selvarajan, MizatonHazizul Hasan, and Aishah Adam. Apoptosis Induction by Polygonum Minus Is Related to Antioxidant Capacity, Alterations in Expression of Apoptotic-Related Genes and S-Phase Cell Cycle Arrest in Hepg2 Cell Line. BioMed Research International Volume 2014, Article ID 539607, 13 pages.
  13. R K Wesam, A N Ghanya, H H Mizaton, M Ilham and A. L. Aishah. Assessment of Genotoxicity and Cytotoxicity of Standardized Aqueous Extract from Leaves of Erythroxylum Cuneatum in Human HepG2 and WRL68 Cells Line. Asian Pacific Journal of Tropical Medicine (2013)811-816.
  14. Aziza Taj Al- Deen, Ghanya Al-Naqeb  and Qais Al-Maqtari. Potential antioxidants and antibacterial from Dodonaea viscose, Fragaria x ananassa duch and Vernonia amygdalina leaves. University of Aden Journal of Natural and Applied Sciences, 17, 2013.
  15. Samara Kraidi , Aishah Adam , Wan Iryani and Ghanya Al-Naqeb 2013.Antiproliferative Effect of Antioxidant Rich Fraction Isolated from Cassia Auriculat and its Molecular Mechanisms. The Open Conference Proccedings Journal, 2013, Volume 4. 10.2174/2210289201304010228.
  16. Mohd Aidil Azahar, Ghanya Al-Naqeb, Mizaton Hasan, Aishah Adam. Hypoglycemiceffect of Octomelessumatranaaqueousextract in streptozotocin–induced diabetic rats and its molecular mechanisms. Asian Pacific Journal of Tropical Medicine (2012)875-881.
  17. John CM, Ramasamy R, Al Naqeeb G, Dhiab Al-Nuaimi AH, Adam A. Enhanced CD4+CD25+ regulatory T cells with splenic proliferation and protection against oxidative stress by nicotinamide in gestational diabetes. Curr Med Chem. 2012, 16.
  18. C.M. John, R. Ramasamy, G. Al Naqeeb, A.H.D. Al-Nuaimi3 and A. Adam, Nicotinamide Supplementation Protects Gestational Diabetic Rats by Reducing Oxidative Stress and Enhancing Immune Responses. Current Medicinal Chemistry, 2012, 19, 5181-5186.
  19. Ismail Norsharina, Ismail Maznah, Al-Absi Aie  and Al-Naqeeb Ghanya. Thymoquinone rich fraction from Nigella sativaand thymoquinone are cytotoxic towards colon and leukemic carcinoma cell lines. Journal of Medicinal Plants Research. 2011, Vol. 5(15), 3359–3366.
  20. Ghanya Al-Naqeep, Adel S. Al-Zubairi, Maznah Ismail, Zulkhairi Hj Amom and Norhaizan Mohd Esa. Anti-atherogenic potential of Nigella sativa seeds and Oil in Diet Induced Hypercholesterolemia in Rabbits. Evidence Based Complementary and Alternative Medicine. 2011. Volume 2011, Article ID 213628, 8pages.
  21. Ghanya Al-Naqeb, Maznah Ismail, Gururaj Bagalkotkar, Hadiza Adamu. Vanillin rich fraction regulates LDLR and HMGCR genes expression in HepG2 cells.. Food Research International 43 (2010) 2437–2443.
  22. Maznah Ismail, Ghanya Al-Naqeep and Kim Wei Chan. Nigella sativa thymoquinone-rich fraction greatly improves plasma antioxidant capacity and expression of antioxidant genes in hypercholesterolemic rats. Free Radical Biology & Medicine 48 (2010) 664–672.
  23. Maznah Ismail, Ghanya Al-Naqeeb, Wan Abd Aziz bin Mamat and Zalinah Ahmad. Gamma-oryzanol rich fraction regulates the expression of antioxidant and oxidative stress related genes in stressed rat's liver. Nutrition & Metabolism 2010, 7:23doi:10.1186/1743-7075-7-23.
  24. Abdalbasit Adam Mariod, Ghanya AL-Naqeb and Maznah Ismail. Monechma Ciliatum Extract Regulates Low-Density Lipoprotein Receptor and 3-Hydroxy-3-Methylglutaryl Coenzyme A Reductase Genes Expression By In Hepg2 Cells. African Journal of biotechnology.2010. 9(36) 5813-5819.
  25.  Ghanya Al-Naqeep, Maznah  Ismail and Zeenathul Allaudin. Regulation of Low-Density Lipoprotein Receptor and 3-Hydroxy-3-Methylglutaryl Coenzyme A Reductase Genes Expression by Thymoquinone Rich Fraction and Thymoquinone in HepG2 Cells. J Nutrigenet Nutrigenomics 2009; 2:163–172.
  26. Ghanya Al-Naqeep and Maznah Ismail.  Effects of Thymoquinone Rich Fraction and Thymoquinone on plasma lipoprotein level and hepatic low-density lipoprotein receptor and 3-Hydroxy-3methylglutaryl coenzyme A reductase gene expression. Journal of Functional Foods 1 (2009) 298–303.
  27. Ghanya Al-Naqeep and Maznah Ismail. Regulation of Apolipoprotien A-1 and Apolipoprotien B100 Genes by Thymoquinone Rich Fraction and Thymoquinone in HepG2 Cells. Journal of Food Lipids16(2009) 245–258.
  28. Al-Naqeep, G.N., M.M. Ismail, A.S. Al-Zubairi and N.M. Esa. Nutrients composition and minerals content of three different samples of Nigella sativa L. cultivated in yemen. Asain J. Biol. Sci., 2009. 2: 43-48.
  29. Al-Naqeeb, G., M. Ismail and A.S. Al-Zubairi. Fatty acid profile, α-tocopherol content and total antioxidant activity of oil extracted from Nigella sativa seeds. International Journal of Pharmacology. 2009. 5 (4): 244-250.
  30. Latifah Saiful Yazan, Wei Keat Ng, Ghanya Al-Naqeeb, Maznah Ismail Cytotoxicity of Thymoquinone (TQ) from Nigella sativa Towards Human Cervical Carcinoma Cells (HeLa). Journal of Pharmacy Research. 2009, 2(4), 585-589.


Research work

Ongoing research activity

-In Vitro Genotoxicity and Cytotoxicity Testing for Hydrochar Produced from Organic Fraction of Municipal Solid Waste In CHO-K1 Cell Line.

-Toxicity Assessment of Hydrochar produced from Organic Fraction of Municipal Solid Waste in Zebrafish Embryos.

Rich Antioxidant Fraction from Prickly Pear Cactus Seeds Oil Extracted by Supercritical Carbon

 Dioxide Fluid Extraction As, A Nutraceutical and Cosmetic Agent Promising,

Potential of Rich Antioxidant Fraction from Prickly Pear Cactus Seeds Oil as Cardioprotective, Anti-Aging and Anti-Inflammatory Agent


Memberships in societies and scientific committees

OWSD Member since 2013.

Members of the Academics in Solidarity Network/ Germany

Members of the scholar at risk Network/Italy

Members of the Sana'a University Females Academies Forum/Sana`a Yemen

Member in American Oil Chemists' Society/ USA

Member in Women in science without borders.

Member in OWSD 2021 PhD Fellowship Selection Committee

Member in Arab Scientific Research Councils

Member in Agricultural Cooperative Federation/ Yemen

Member in Ruler women development association / Yemen

Member in Nutrition society / Yemen

Awards and honours

Scientific Award 


  • Best research Award in 19th International Congress of the International Society for Ethnopharmacology, Hörsaalzentrum of the Technische Universität Dresden Germany. 12th-14th June 2019.
  • The 2016 Elsevier Foundation Awarded for Early Career Women Scientists in the Developing World, in Biological Sciences: Agriculture, Biology, Medicine, Arab Region. Annual Meeting in Washington D.C., USA. The 10 to 15 February 2016.

  • 2015 Federation of Arab Scientific Research Councils Award in Medicinal and Aromatic Plants field. Khartoum Sudan 31 May 2016. 


Conferences and lectures

Conferences and workshops 

World Forum for Women in Science, 8 March 2021

Refugee and displaced scientists

-The EuroScience Open Forum (ESOF) 2020 Trieste 

Permanent Insecurity: A Science International strategy to support displaced and refugee scientists and science student. Remote speaker

- Virtual 2020 AOCS Annual Meeting & Expo. From 29TH OG June 2020- 3rd of July 2020.

-Workshop “Plant tissue culture technique from A to Z” 4-6 November 2019, Karlsruhe Institute of Technology, Karlsruhe. Venue: Fritz-Haber - Weg. 4, Gbd. 30.43, (5. OG, Seminarraum 506, 507), 76131 Karlsruhe.

-Workshop “Opening Doors: Peer-Mentoring and Collaborative Research”, 4-6 July 2019. Harnack Haus, Freie Universität Berlin, Germany.

-19th International Congress of the International Society for Ethnopharmacology (12th-14th June 2019) “Antiadipogenic properties, Chemical characterization and Genotoxicity Approaches of Pulicaria Jaubertii E. Gamal-Eldin leaves Extract Originated from Yemen.

Ghanya Al-Naqeb, Harald L. Esch, Carolin Kleider, Matthew J. Picklo Sr, Leane Lehmann:

Hörsaalzentrum of the Technische Universität Dresden. 12th-14th June 2019.

-2019 Forum for Academic Freedom by the Alliance of Science Organisations in Germany: Supporting the Career Development of Researchers at Risk. 18 – 19 March 2019, Berlin Cafe Moskau, Karl-Marx-Allee 34, 10178 Berlin

-2018 Scholars at Risk Network Global Congress, Freie Universität Berlin in Berlin, Germany, 23-26 April, 2018 on the theme of The University and the Future of Democracy.

The Role of Some Selected Yemeni Herbal Plants for Disease Prevention

July 12, 2018, 4pm Campus Neues Palais | House 12, Room 0.39 (

Citizenship Lectures Summer 2018: Science at Risk – Scholars at Work. Centre for Citizenship, Social Pluralism and Religious Diversity. Universität Potsdam, Germany

-2018 Threatened Researchers II – Science in Exile. December 6th, 2018 Venue: “Senate Hall”, Engelbert-Arnold Str. 2, 76131 Karlsruhe (building 11.30), KIT Campus South.

-2016 OWSD Fifth General Assembly and International Conference on  Women in Science and Technology for the Developing World 16-19 May 2016, Kuwait.

-2013- International Conference on Women in Science and Technology in the Arab Countries . Venue: Kuwait Institute for Scientific Research (KISR) April 21-23, 2013. Ghanya Al-Naqeb*, Department of Food Sciences and Technology, Faculty of Agriculture, University of Sana’a, Yemen: “stimulation of Hair Growth by The Herbal Hair Proliferator and Its Molecular Mechanisms in Vitro and In Vivo”

-2013- The Yemeni Academic Conference on the Nutrition Study Program in Yemen, 17th to 19th December 2013. Al- Bostan Hotel, Sana`a .

-2013- Yemen’s Rural Development Agenda, Sheba hotel on Thursday, December 5th, 2013 from 8:30 am to 4.00 pm. 

-2012- BIT’s 2nd Annual World Congress of Marine Biotechnology (WCMB-2012), September 20-23, 2012 in Dalian, China. “Development of Nutraceutical Isolated from Nigella Sativa Seeds for Reducing Cardiovascular Disease Risk”.

Other work

Seminars, Guest Lectures and Workshops:

-Seminar about displaced scholars organized by Unitrento Students (SUXR project Seminar) 

Friday 26th March - from 3 to 5pm.  

-Seminar of Graduate Students Talk Organized by Dr. Ester Galo and Marta, 

26th of March 15-17. Achievements and Challenges during the War and Conflict in Yemen,