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Pharmacognosy Research
An Open Access Journal in Pharmacognosy and Natural Products

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The concentration of lead in the liver of rats at weeks 2, 4 and 6
Eighteen (18) types of bacterial endophytes found in agarwood-producing Aquilaria species and total number of bacterial endophytes
 Effects of heavy metal on body weight gain in rats treated with ginger
Attenuating effect of edema of carrageenan-induced
Effect of different extracts on paw volume
Measurement of the bronchial wall thickness.
Volatile oil of Artemisia Santolina Decreased Morphine Withdrawal Jumping in Mice
Heat-induced hemolysis of erythrocytes at 55°C at different incubation times
Effect of ethanolic extract of T. procumbens
The triterpenoid fraction from Trichosanthes dioica root exhibits in vitro antileishmanial effect against Leishmania donovani promastigotes
Schematic representation of isolation of GLG fraction from methanol extract of G. glabra L
 Map of KNUST and Bobiri forest showing location of sample
Mean values of creatinine clearance (Ccr) in baseline and final (after 30 days)
Production of Podophyllotoxin from Roots and Plantlets of Hyptis Suaveolens Cultivated in vitro
Petiole explant showing swelling
The DPPH assay was performed as described by Shirwaikar.
 13C NMR spectrum of polysaccharide fraction (F1) of NR-INF-02 in D2 O
The spectrum of UV scanning: the green curve stands for L. drymoglossoides extracts
Photomicrograph of pancreas stained with (H and E, ×40). (a) Normal rat receiving distilled water.
Mean arterial, systolic, and diastolic pressures
Effect of kolaviron (flavonoid of Garcinia kola) and Curcuma longa L
β - amyrin - 3-(3' - dimethyl) butyrate (Compound 1)
 Effect of Vitex negundo leaf oil on paw edema
Volatile Constituents of Pinus Roxburghii from Nepal
The spectrum of UV scanning: the green curve stands for L. drymoglossoides extracts
Effect of pretreatment with PCPA (100 mg/kg, i.p. once a day for 4 consecutive days) and AMPT
 Effect of G. alypum on weight growth in the male rat (a) and in the female rat (b)
Effect of P. kurroa on total leukocyte count
Photomicrograph of the liver sections at different magnifications,
Structure of the isolated new natural flavonoidsww
Structure of compound 1
Chemical composition, antibacterial and antifungal activities of essential oil from Cordia verbenacea DC leaves
Change in coelomocyte viability (CV) (% Control) in L. terrestris
Photomicrographs of transverse sections of the heart of the control group
Allelopathic effect of Ashwagandha against the germination and radicle growth of Cicer arietinum and Triticum aestivum
Stereo microscope image of Artemia salina nauplus after 24 hrs treatment with 100 mg/ml Euphorbia hirta flower extract
The effects of aqueous extract of C. collinus
Section of brain obtained from control rats showing normal glial tissue (Haematoxylin and eosin, 100x)
Chemical Composition and Antimicrobial Activity of the Essential Oil of Artemisia annua L. from Iran
Anti-inflammatory activity of Sri Lankan black tea (Camellia sinensis L.) in rats
Cumulative urine output of rats orally administered with Sri Lankan black tea brew of Camellia sinensis (mean ± SEM) * p < 0.05, compared with the control (Mann-Whitney U test)
Preliminary Studies on Lipoxygenase Inhibitory Activity of Selected Malaysian Medicinal Plants
The ten Apocynaceae species studied
A. chica (CHEE) HPLC-DAD chromatogram at 330 nm
MS2 plaque formation in a S. aureus lawn
Antioxidant and Cytotoxic Effect of Barringtonia racemosa and Hibiscus sabdariffa Fruit Extracts in MCF-7 Human Breast Cancer Cell Line
Oleanolic Acid Prevents Increase in Blood Pressure and Nephrotoxicity in Nitric Oxide Dependent Type of Hypertension in Rats
Performance of chromogenic media for Candida in rapid presumptive identification of Candida species from clinical materials

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Jun 27, 2025 - 10:54
Morphological and anatomical features of Cajanus scarabaeoides leaf. (a) Habit of the Cajanus scarabaeoides showing pinnately compound leaves. (b) Transverse section of the leaf showing internal anatomy including epidermis, mesophyll, vascular bundles, and glandular trichomes. (c) Vein islet and veinlet termination pattern observed in a cleared leaf preparation. (d) Surface view of the lower epidermis showing paracytic stomata. (e) Microscopic view showing a unicellular trichome emerging from the epidermal
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The in vitro Antioxidant Activity of OREE and ORNHEX. Data are mean±SEM (Each experiment has triplicate values). EE-Ethanolic extract; nHEX-n Hexane extract; AA-Ascorbic acid; GA-Gallic acid
Phytochemical Extraction, Screening, GCMS Analysis and Antioxidant Properties of Ophiorrhiza recurvipetala
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About

Pharmacognosy Research (Pharmacogn Res.)

[ISSN: Print -0976-4836, Online - 0974-8490] [http://www.phcogres.com], It provides peer-reviewed original research articles from the field of Natural Products. The journal serves an international audience of scientists and researchers in a variety of research and academia by quickly disseminating research findings related to Medicinal Plants and Natural Products.

It is a peer reviewed journal aiming to publish high quality original research articles, methods, techniques and evaluation reports, critical reviews, short communications, commentaries and editorials of all aspects of medicinal plant research. The journal is aimed at a broad readership, publishing articles on all aspects of pharmacognosy, and related fields. The journal aims to increase understanding of pharmacognosy as well as to direct and foster further research through the dissemination of scientific information by the publication of manuscripts. The submissions of original contributions in all areas of pharmacognosy are welcome.

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We are pleased to inform you that the Pharmacognosy Research is now covered by Clarivate Analytics (formerly Thomson Reuters) products and services. The journal is indexed and abstracted in Emerging Sources Citation Index (ESCI) since 2017. The ESCI is a new index in the Web of Science Core Collection.

Tags

(+)-Catechin
(-)-Epicatechin
1
1- diphenyl-2-picrylhydrazyl
1-diphenyl-2-picryl-hydrazil); Ferric Reducing Antioxidant Power
1-diphenyl-2-picrylhydrazyl-radical scavenging assay
10‑di‑epi‑Cubenol
12-didehydroandrographolide
12‑epilycodoline N‑oxide
14-deoxy-11
14-deoxyandrographolide
15-lipoxygenase inhibitory activity
16S ribosomal RNA
16S rRNA
18S Ribosomal ribonucleic acid
1H‑NMR
1‑chloro‑2
1‑Diphenyl‑1‑picrylhydrazyl
1‑diphenyl‑2‑picrylhydrazyl
1‑Diphenyl‑2‑picrylhydrazyl
1‑diphenyl‑2‑trinitrophenylhydrazine scavenger
2
2-Benzenedicarboxylic acid diisooctyl ester
2-diphenyl-1-picrylhydrazyl
2-diphenyl-1-picrylhydrazylDPPH
25‑dien‑3‑ol.
2‑diphenyl‑1‑picrylhydrazyl
2‑diphenyl‑1‑picrylhydrazyl radical
2’ azino bis (ethylbenzthiazolene‑6‑sulfonic acid) radical cation assay
2’‑azino‑bis (3‑ethylbenzothiazoline‑6‑sulfonic acid)
2’‑Diphenyl‑1‑picrylhydrazyl
3
3 (4
3 β-taraxerol.
3(4
3-(4
3-dimethyl
3CLPRO
3T3-L1
3T3‑L1
3T3‑L1 cell lines
3‑(4
3‑(S)‑hexahydroxydiphenoyl‑D‑glucose
3’
3’‑hydroxy‑5
4
4-caffeoylquinic acid
4NQO
4‑dinitrobenzene
4‑hydroxyacetophenone
More

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This work is licensed under a Creative Commons Attribution-NonCommercial 4.0 International License. Last updated: 01/06/2021