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. 2 (2023): Tropical Journal of Natural Product Research (TJNPR)

Published: 2023-02-28

Articles

Benefits of Total Phenolic and Flavonoid Content of Portulaca oleracea as Antioxidant and Antidiabetic: A Review

http://.www.doi.org/10.26538/tjnpr/v7i2.1

Raihan P. Putra, Syarifah I. Aisyah, Waras Nurcholis

2293-2304

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Molecular Basis and Potential Molecular Mechanisms of Action in Natural Products as Therapeutic Agents Towards Multiple Myeloma

http://.www.doi.org/10.26538/tjnpr/v7i2.2

Manoj A. Wijesekara, Lallindra V. Gooneratne, Sharmila Jayasena, Darshana U. Kottahachchi, Dananjaya Perera, Anoma Jayasiri, Manujasri C. Wimalachandra, Ayuma U. Hewageegana, Preethi Soysa

2305-2015

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RAW 264.7 Macrophage Cell Line: In Vitro Model for the Evaluation of the Immunomodulatory Activity of Zingiberaceae

http://.www.doi.org/10.26538/tjnpr/v7i2.3

Anami Riastri, Dyaningtyas D.P. Putri, Miftahus Sa’adah, Andayana P. Gani, Retno Murwanti

2316-2324

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Ferruginol and Sugiol: A Short Review of their Chemistry, Sources, Contents, Pharmacological Properties and Patents

http://.www.doi.org/10.26538/tjnpr/v7i2.4

Eric W.C. Chan, Siu K. Wong, Hung T. Chan

2325-2336

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A Comparative Study of Phytochemical Screening and DPPH Radical Scavenging Activity of Ficus carica Linn. Leaves Extracts

http://.www.doi.org/10.26538/tjnpr/v7i2.5

Julia Reveny, Hetty L. Maha, Lia Laila

2337-2340

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Phytochemical Composition and Inhibitory Activities of Hibiscus sabdariffa and Cucumis sativus Infusions Against Angiotensin-Converting Enzyme

http://.www.doi.org/10.26538/tjnpr/v7i2.6

Ahmad Yani, Venny Patricia, Firdaus Syafii

2341-2345

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Genetic Association of Angiotensin-converting enzyme 2 ACE-2 (rs2285666) Polymorphism with the Susceptibility of COVID-19 Disease in Iraqi Patients

http://.www.doi.org/10.26538/tjnpr/v7i2.7

Risala H. Allami, Athraa H. Hassoon, Yasir M. Abdulateef, Ali A. Ghani, Shahad Jamal Al-Falahi

2346-2351

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A Retrospective Study on the Topographical and Etiological Aspects of Acute Flaccid Paralysis in Children in Kenitra Province, Morocco

http://.www.doi.org/10.26538/tjnpr/v7i2.8

Samira Jayche, Amr Loutfi, Sanae Sendaoui, Fatima Z. Talbi, Mohamed Lahmam, Ahmed Idrissi, Ahmed O.T. Ahami

2352-2357

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Protective Effect of Omega-3 and the Potential of Toll-like Receptor Gene Expression in Rats with Doxorubicin-induced Cardiac Toxicity

http://.www.doi.org/10.26538/tjnpr/v7i2.9

Haneen K. Al-hassani, Yassir A. Hummadi, Suhad F. Hatem

2358-2361

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Prediction of a Stable Complex of Compounds in the Ethanol Extract of Celery Leaves (Apium graveolens L.) Function as a VKORC1 Antagonist

http://.www.doi.org/10.26538/tjnpr/v7i2.10

Aiyi Asnawi, Marselina Nedja, Ellin Febrina, Purwaniati Purwaniati

2362-2370

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Prospects for Pharmaceutical of Zingiber officinale Extracts and Fractions by Analysis of the Chemical Markers, Safety Profile, Anti-Lipoxygenase, and Analgesic Activity

http://.www.doi.org/10.26538/tjnpr/v7i2.11

Zinna Marie P. Rasonabe, Charlene G. Tiausas, Jannelle D. Cruz, Francheska Areza

2371-2381

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Biological Activity of Catfish (Clarias gariepinus) Mucus Gel on the Wistar Rats (Rattus norvegicus) Wound Healing Process

http://.www.doi.org/10.26538/tjnpr/v7i2.12

Tetri Widiyani, Ahmad H. Iriansyah, Shanti Listyawati

2382-2387

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Profile of Existing Pharmacists and Patient Perceptions of Pharmaceutical Services at Pharmacies in East Java

http://.www.doi.org/10.26538/tjnpr/v7i2.13

Hasan Ismail, Umi Athijah, Abdul Rahem, Tyas S. Nugraha, Widi Hidayat

2388-2393

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Isolation of Lignans from The Stem Bark of Willughbeia coriacea and Their Cytotoxic Activity

http://.www.doi.org/10.26538/tjnpr/v7i2.14

Andre Harsono, Abror Rahman, Rizqidhana J. Putri, Tjitjik S. Tjahjandarie, Ratih D. Saputri, Norizan Ahmat, Mulyadi Tanjung

2394-2396

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Evaluation of the Anti-Inflammatory, Antioxidant, and Protease Inhibitory Activity of the Crude Methanol Extract of Portulaca oleracea

http://.www.doi.org/10.26538/tjnpr/v7i2.15

Amasee A. Sohemat, Omar M. Atrooz, Husni S. Farah

2397-2401

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Evaluation of Food Consumption, Dietary and Lifestyle Habits in a Sample of Jordanian Adults in Al-Zarqa City

http://.www.doi.org/10.26538/tjnpr/v7i2.16

Jafar M. F. El-Qudah

2402-2408

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Comparative Physicochemical Properties of Isolated Pectin from Various Tropical Fruit Peel Wastes

http://.www.doi.org/10.26538/tjnpr/v7i2.17

FD Erika Setyajati, Vincentia K Prasetyo, Amelia S Husin, Monica C Ratri, Sendy Junedi, Sanjayadi Sanjayadi, Agustina Setiawati

2408-2413

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Evaluation of the Physical Properties and Anti-aging Microemulgel Sunscreen Nyamplung Oil (Calophyllum inophyllum L.)

http://.www.doi.org/10.26538/tjnpr/v7i2.18

Putri K.N. Sari, Abdul K. Zulkarnain, Endang Lukitaningsih

2414-2420

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Inulin from Dioscorea esculenta and Metformin in Combination Ameliorates Metabolic Syndrome in Rats by Altering Short-Chain Fatty Acids

http://.www.doi.org/10.26538/tjnpr/v7i2.19

Anita S. Soetoko, Dian Cahyaningrum, Fajsa Ardiansyah, Dina Fatmawati

2421-2425

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Chemical Composition, Antioxidant and Antimicrobial Activities of Essential Oils Extracted from the Fresh and Dried Seeds of Lanxangia tsao-ko grown in Nghe An, Vietnam

http://.www.doi.org/10.26538/tjnpr/v7i2.20

Hieu T. Tran, Nhan D. Le, Hang T.T. Tran, Thu-Hang T. Tran, Men T. Ngo, Vy T.H. Nguyen, Khoa D. Nguyen, Danh Vu, Chen V. Tran, Giang D. Le

2426-2431

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Optimization of Biodiesel Production from Seeds of Cotton and Calabash Via In Situ Transesterification using CaO as Catalyst

http://.www.doi.org/10.26538/tjnpr/v7i2.21

Modupe M. Adeyemi, Khalifa M. Muhammad, Patricia E. Umoru

2432-2436

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Identification of Cholinesterase Inhibitors and Antioxidant Molecules from Leaf of Clerodendrum splendens G. Don (Verbenaceae) Using GC-MS

http://.www.doi.org/10.26538/tjnpr/v7i2.22

Onoja O. Joel, Ugwuanyi, K. Cornelius, Ugwoke C.E. Christopher, Ezegbe C. Andrew

2437-2448

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Investigating Serum Ferritin Levels and Gestational Diabetes Mellitus, in two Healthcare Institutions in Delta State, Nigeria

http://.www.doi.org/10.26538/tjnpr/v7i2.23

Amos Ekoh, Peter V. Orugbo, Patrick Okonta

2449-2456

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Phytochemical and Nutrient Composition of Rice Husks

http://.www.doi.org/10.26538/tjnpr/v7i2.24

Uzoamaka C. Nnadiukwu, Eugene N. Onyeike, Catherine C. Ikewuchi, Kingsley C. Patrick-Iwuanyanwu

2457-2463

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Toxicity Study on the Effect of Ethanol Extracts of the Root and Leaf of Datura stramonium on the Brain and Non-Prostatic Acid Phosphatase Activity of Wistar rats

http://.www.doi.org/10.26538/tjnpr/v7i2.25

Ojo-Ajogu Akuh, Daniel Ejembi

2264-2467

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Prediabetes and Endothelial Involvement among Apparently Healthy Persons

http://.www.doi.org/10.26538/tjnpr/v7i2.26

Euphoria C. Akwiwu, Margaret S. Edem, Dorathy C. Okpokam, Josephine O. Akpotuzor, Stanley O. Anyanwu

2468-2471

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Erratum: 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, Priyanka Singh, Pragya Mishra

2093-2103

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