Tropical Journal of Natural Product Research (TJNPR) is the official scientific publication of the Natural Product Research group, University of Benin; and it is available in both printed and electronic formats. The journal is published monthly.

Tropical Journal of Natural Product Research (TJNPR) is a peer-reviewed, open access online international journal which publishes original research papers. The journal welcomes submission from scholars and experts for possible publication from all over the world. The scope of the journal includes: Pharmaceutical research, chemistry and biochemistry of naturally occurring compounds, biological evaluation of crude extracts, ethnomedicine, traditional and complementary medicine, ethnopharmacology, biomedical research, Biotechnology, Evaluation of natural substances of land and sea and of plants, microbes and animals, pharmacognosy, bioavailability, clinical, pharmacological, toxicological studies and pharmacokinetics of phytochemicals, Isolation and characterization of compounds, structure elucidation, synthesis and experimental biosynthesis of natural Product as well as developments of methods in these areas are welcomed in the journal. Finally, research papers in fields on the chemistry-biology boundary, papers discussing the screening of natural Product for biological activity against different health targets are also encouraged.

Current Issue

Vol. 7 No. 1 (2023): Tropical Journal of Natural Product Research (TJNPR)

Published: 2023-02-01

Articles

Current Understanding of the Role of the Quadruplets in Colorectal Cancer Biology – Osteoprotegerin and its Ligands RANK/RANKL/TRAIL

http://www.doi.org/10.26538/tjnpr/v7i1.1

Jamal-Deen I. Tiiba, Peter Uchogu Ahmadu, Adam Atiku, Salifu Alhassan Tiah, Amos Adapalala Bugri, Musah Salifu, Elisha Laar, Hawa Malechi, Alhassan Naamawu, Memunatu Fuseini, Anecham Raymond, Peter P. Bacheyie, Mohammed Adam Abdulai, Issah Alidu, Ahmed Alhassan, Jemilatu G. Abdul Hamid, Abukari Yussif, Patricia Terekuu Tayawn, Abigail Asantewaa Sakyi, Titus Naa Yeng, Sanda A. Aziz, Abdul-Hafiz Mankana, Wahab Abdulai Husein, Abdul‑Kudus W. Abdallah, Kpankpari Sylvanus Mwininyaabu, Martin Osei Kuffour, Esther Owusu Boateng, Bernard Owusu-Achiaw, Nkukar J. Eyulaku, Evelyn Osei-Amoah, Peter Claver Bobrtaa
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A Review of Marine Natural Product Resources with Potential Bioactivity Against SARS-COV-2

http://www.doi.org/10.26538/tjnpr/v7i1.2

Neha Mishra, Ena Gupta, Angelo Mark P. Walag, Ravindra N. Kharwar, Priyangka Singh, Pragya Mishra
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Reduction of Microbial Contamination in Kaolin from Belitung Island, Indonesia

http://www.doi.org/10.26538/tjnpr/v7i1.3

Sarlita Dwiani, Atina R. Choirunnisa, Ariranur Haniffadli, Octaviana F, Rika Hartati, Muhamad Insanu, Irda Fidrianny, Sukrasno Sukrasno

2104-2106

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Evaluation of Antibacterial, Antioxidant and Anti-inflammatory Properties of Methanol Extract of Varthemia iphionoides

http://www.doi.org/10.26538/tjnpr/v7i1.4

Ghada Al Assi, Anas Al-Bashaereh, Ahmad Alsarayreh, Yaseen Al Qaisi, Ibrahem Al-Majali, Khaled Khleifat, Moath Alqaraleh, Haitham Qaralleh, Ibrahim Al-Farrayeh

2107-2114

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Antidiabetic Potentials of Ethanol Extract of Timonius flavescens (Jacq.) Baker Leaf

http://www.doi.org/10.26538/tjnpr/v7i1.5

Herbert Sipahutar, Adriana Y.D.L. Gaol, Eko Prasetya

2115-2121

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In-vitro Cytotoxicity, Anti-bacterial and Anti-inflammatory Activities of Ecklonia radiata and Jania verrucosa from Eastern Cape, South Africa

http://www.doi.org/10.26538/tjnpr/v7i1.6

Gbemisola M. Saibu, Nakin M. Vincent, Oyedeji A. Omowunmi, Oyedeji O. Opeoluwa, Fadaka O. Olawale, Mervin Meyer

2122-2127

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Eco-toxicological Health Status of Fish, Quality of the Estuary and their Impacts on Human Health: A Case Study of Consumers in Rabat, Morocco

http://www.doi.org/10.26538/tjnpr/v7i1.7

Samar Aarabi, Elmostafa El Fahime, Oumaima Ninich, Oussama Chauiyakh, Kamal Kettani, Aziz Et-tahir

2128-2139

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Resistance Efficiency of Some Bacterial Isolates Against Malathion Pesticide

http://www.doi.org/10.26538/tjnpr/v7i1.7

Beadaa A. Mahdii, Lena J. Sultan, Hassan M. Rasheed

2140-2144

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The Analysis of Antioxidant Activity and Capacity of Boiled and Infused Indonesian Herbals

http://www.doi.org/10.26538/tjnpr/v7i1.9

 Christyanita P. Ekasari, Sri Widyarti, Sutiman B. Sumitro

2152-2156

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Expression of algD Gene in Single- and Dual-Species Biofilms of Pseudomonas aeruginosa and Staphylococcus aureus Under Starvation Stress

http://www.doi.org/10.26538/tjnpr/v7i1.10

Nuhad M. Hamid, Ahmed S.A.W. Al-Dhamin

2152-2156

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Phytochemical, Antioxidant and Antibacterial Evaluations of Ipomoea batatas L. from Riau, Sumatera Island, Indonesia

http://www.doi.org/10.26538/tjnpr/v7i1.11

Dian Mayasari, Deri Islami, Eva Oktariani, Putri Wulandari

2157-2162

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Antibacterial, Antioxidant Activities, GC-MS Analysis and Docking Studies of Guiera senigalensis (L.) Ethanol Leaves Extract

http://www.doi.org/10.26538/tjnpr/v7i1.12

Sitelbanat Y. Ehaimir, Mohamed A. Ibrahim, Anwar M. Abdalhalim, Selma O. Ibrahim, Abdulrahim A. Alzain, Abdulgadir A. Alameen, Salwa H. Hassan, Salah H. Ahmed, Elhadi M. Ahmed, Mirghani A. Abdalrahman

2162-2167

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Chemical Composition, Antioxidant Activities, and Total Phenolic Content of Combination of Mangosteen (Garcinia mangostana L.) Peel-Kodavan (Centella asiatica L. Urban) Fractions

Khairul Anam, Ryan Munandar, Octavia N. Wulandari, Aninda B. Lestari, Rivany E. Farada, Dwi Hudiyanti, Agustina L.N. Aminin

2222-2228

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Evaluation of Antimalarial Activity of Combination Extract of Citrus aurantifolia and Honey against Plasmodium berghei–İnfected Mice

http://www.doi.org/10.26538/tjnpr/v7i1.13

Dewa A.A.S. Laksemi, Ketut Tunas, Putu A. A Damayanti, I Made Sudarmaja, I Putu E. Widyadharma, Ida A. D Wiryanthini, Ni Made Linawati

2168-2171

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Potential Extracts of Melastomataceae Species from Mount Merapi National Park as Sunprotection Material with Antioxidation and Antiglycation Activities

http://www.doi.org/10.26538/tjnpr/v7i1.14

Sendy Junedi, Ari Nurwijayanto, Desy D. Simamora, Angela M. Palimbongan, Ines S. Arsiningtyas

2172-2177

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Ethnobotanical Study of Medicinal Plants used by Traditional Health Practitioners to Manage Diabetes Mellitus in Safi and Essaouira Provinces (Central-Western Morocco)

http://www.doi.org/10.26538/tjnpr/v7i1.15

Adel Tahraoui, Jaouad El-hilaly, Youness El achhab, Abdeslam Ennabili, Souad Maache, Jawhar Laamech, Badiaa Lyoussi

2178-2201

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Influence of Green Solvent Extraction on Phytochemicals, Potential Antidiabetic and In Vitro Anti-Inflammatory Activities of Pseuderanthemum palatiferum (Nees.) Radlk. Leaves

http://www.doi.org/10.26538/tjnpr/v7i1.16

Danh Vu, Trang Nguyen, Xuyen T. Vo

2215-2219

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Biological Activities of Extracts and Secondary Metabolites from Millettia phuwuaensis

http://www.doi.org/10.26538/tjnpr/v7i1.17

Penpaka Chaikrueang, Wilart Pompimon, Phansuang Udomputtimekakul, Nopawit Khamto, Puttinan Meepowpan, Pakpoom Natetip, Nuntiya Khudngaongam, Napakaon Wongjaren, Duangsuda Khuntee, Khwanruethai Michaidi, Khanittha Kongbun, Supaporn Chueakhamsao, Kanyawee Issariyajongkol, Narong Nuntasaen, Kanoknetr Suksen, Arthit Chairoungdua, Jitra Limthongkul, Chanita Naparswad, Nichapa Charoenphakinrattana, Suttiporn Pikulthong

2207-2212

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In Vitro Anticancer Activity of Hexane and Ethyl acetate Extracts of Leaf, Petiole and Rhizome of Petasites japonicus

http://www.doi.org/10.26538/tjnpr/v7i1.18

Min H. Cho, Byoung I, Je, Seetharaman Rajasekar, Hye M. Kang, Sun Y. Park, Young W. Choi

2213-2217

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Cytotoxic Activity Screening of Various Uncaria Spp Plants on T47d Breast Cancer Cells

http://www.doi.org/10.26538/tjnpr/v7i1.19

Noveri Rahmawati, Nor H. Ismail, Dachriyanus Hamidi, Fatma S. Wahyuni

2218-2221

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Momordica charantia Fruit Extract on Cardiac Biomarker Serum Attenuation in Rats and its Bioactive Compound Molecular Docking Against SIRT-1 Protein

http://www.doi.org/10.26538/tjnpr/v7i1.21

Gayuk K. Prasesti, Kusnandar Anggadiredja, Neng F. Kurniati

2229-2233

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Viability of α-mangostin and Lipopolysaccharide (LPS) in 7F2 Cells

http://www.doi.org/10.26538/tjnpr/v7i1.22

Jauza A. Hermawan, Ristanty A.D. Uzmayana, Andra Rizqiawan, Retno Widyowati, Ta T. Tran

2234-2236

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In Vivo Assessment of Nanocapsules of Black Rice (Zizania aquatica) Yeast Extract in Diabetes Mellitus Type 2-Induced Mice (Mus musculus)

http://www.doi.org/10.26538/tjnpr/v7i1.23

Rudiana Agustini, Gusti M. Sanjaya, Nuniek Herdyastuti

2237-2243

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Chemical Composition of Thymus vulgaris, Origanum compactum and Vetiveria zizanoides Essential oils and their Antibacterial and Antioxidant Activities

http://www.doi.org/10.26538/tjnpr/v7i1.24

Mohamed Jeddi, Kawtar Fikri-Benbrahim, Naoufal El Hachlafi, Nesrine Benkhaira, Asmae Aboussemdai, Zineb B. Ouaritini

:2244-2250

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Inhibition of D – Amino Acid Oxidase by Chromatographic Fractions and Kaempferol-3-O-rutinoside Isolated from Philenoptera cyanescens Leaves

http://www.doi.org/10.26538/tjnpr/v7i1.25

Isimot T. Arowona, Mubo A. Sonibare, Abubakar B. Aliyu, Jamshed Iqbal

2251-2257

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Chronic Administration of Hydroalcoholic Extract of Newbouldia laevis Leaves Induces Electrolyte Imbalance and Dyslipidemia in Wistar Rats

http://www.doi.org/10.26538/tjnpr/v7i1.26

Oyetunji T. Kolawole, Oluwaseyi A. Adeyeba, Olufunsho Awodele, Akeem A. Ayankunle, Olayemi K. Wakeel, Olubunmi G. Ayelagbe

2258-2263

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Bacteriological Quality of Water Supplies Utilized in Abattoirs Located in Benin City, Ekpoma and Auchi Municipalities n Edo State, Mid-Western Nigeria

http://www.doi.org/10.26538/tjnpr/v7i1.27

Obayagbona, O. Nosa, Olusegun Oguntoke, Aighewi, I. Tito

2264-2269

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Macroporous Resin-assisted Enrichment of Total Flavonoids, Polyphenols and Antioxidants from Newbouldia laevis Leaf Extracts

http://www.doi.org/10.26538/tjnpr/v7i1.28

Francis U. Umeoguaju, Joyce O. Akaninwor, Eka B. Essien, Benjamin A. Amadi, Ezenwa J. Chukeze, Chimaobi J. Ononamadu

2270-2278

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Antiplasmodial Potential of Thaumatococcus danielli Extracts (Benth.) against Plasmodium berghei Infected Mice

http://www.doi.org/10.26538/tjnpr/v7i1.29

Mayowa A. Olasope, Oladele T. Ojuromi, Olusola Ajibaye, Comfort A. Ibidapo

2279-2284

PDF DOI

Liquid Chromatography-Electrospray Ionization Mass Spectrometry Analysis of QuilA: an Aqueous Extract from the Bark of Quillaja saponaria Molina

http://www.doi.org/10.26538/tjnpr/v7i1.30

Moshegwana O. Tebogo, Thatayaone Monkgogi, Florah Moshapa, Deepthi Rapaka, Veera R. Bitra, Paul C. Adiukwu

2285-2291

PDF DOI

Effect of Anchomanes difformis Ethanol Root Extract on Electrolyte Level of Testosterone-Induced Benign Prostatic Hyperplasia in Wistar Rats

http://www.doi.org/10.26538/tjnpr/v6i12.22

Ukpanukpong R. Undigweundeye, Igbineweka P. Osagie, Eban L. Kechi, Omang W. Achu, Patrick E. Bernard, Eteng U Mbeh

2029-2034

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