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Pharmacognosy Research
An Open Access Journal in Pharmacognosy and Natural Products

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Bar chart showing cytotoxic properties of two O. stamineus freeze and spray dried extracts by MTT assay. Bars represent the percent of cell growth inhibition of MDAMB- 231 breast cancer cell line.
Antidiabetic Activity and Phytochemical Screening of Crude extract of Stevia rebaudiana in Alloxan-induced Diabetic Rats
Effect of CB extract and Sildenafil citrate, a reference standard on ML, IL, EL and PEI”. n=6, Data was analyzed by one way analysis of variance (ANOVA) followed by Dunnett’s’ test. *P<0.05, **P<0.01 versus DM
Antimicrobial Screening of Ethnobotanically Important Stem bark of Medicinal Plants
Effect of hydroalcoholic extract of S. indicus (SIE) on spontaneous motor activity. Each bar represents the mean ± SEM (n = 10). One way ANOVA followed by Dunnett’s test, *p<0.05 when compared with control group.
Effect of Momordica charantia and metformin on MDA levels in liver of diabetic rats
Result of docked conformation of Alpha-mangostin and Panthenol.
Effect of CSR on DPPH radical scavenging activity.
Vasorelaxant Effect of Diterpenoid lactones from Andrographis paniculata Chloroform Extract on Rat Aortic Rings
It shows the closed loop perfusion technique that was used to obtain intestinal absorption rate constants in rats.
TLC chromatogram of the methanolic extract of three batches of Qurs-e-Luk at UV 366nm observed in UV chamber showing better separation of components (spots)
Antimicrobial and Resistance Modulatory Activities of Corynanthe pachyceras
UV-Vis spectrum of silver nanoparticle measured at the time of reaction of Mucuna pruriens seed extract with aqueous solution of 10−3 mol/L AgNO3
Morphology of Jurkat Leukemia Cells after 72 h Treating with Various Concentrations of Leaf Extract of L. camara. A: Solvent control, B: 15.6, C: 62.5, D: 250 and E: 500 μg/ml; F: Triton 100X 1%, G: Negative Control. Density of formazan crystals (blue color stick-like objects) is nearly straight linked to cell viability. Magnification is 400×.
Structures isolated from stem bark extract of Bersama engleriana
Percentage of inhibition H-donor activity of Quercetin as measured using DPPH assay with different concentration
Genetic map of the MS2 bacteriophage
Key 1H-13C HMBC Correlations in 1.
Comparative BSLT analysis of water extract, ethanol extract, and essential oil of cloves
The graph shows the mortality rate % of Artemia salina at 24 hours
Studies on the Effect of Processing Methods on the Antihyperglycemic activity of Herbal Teas from Leaves of Vernonia amygdalina Del
Gas chromatogram of the total volatile oil of A. senegalensis leaves
Evaluation of anti-ulcer activity of Ardisia crispa Thunb. D.C
Assessing Bioactivity
Schematic coffee residue and beverage extraction processes with different solvents. In figure: 1 overnight maceration; 2 soxleth; 3 liquid-liquid partition.
HPLC of T. flavicans brute extracts
DPPH scavenging kinetics in the presence of aqueous and methanolic extracts from Bauhinia divaricata and Bougainvillea spectabilis leaf samples. O.D.) Optical deviation, BDAL) Bauhinia aqueous extracts, BDML) Bauhinia methanolic extracts, BSAL) Bougainvillea aqueous extracts and BSML) Bougainvillea methanolic extracts
Mean body weight of C, C + CR, D, and D + CR groups during the experimental period
Effect of licorice versus bismuth on eradication of Helicobacter pylori in patients with peptic ulcer disease
1-(4'-methoxyphenyl)-aziridine
Acute hypoglycemic effect of Salvia splendens extracts on Streptozotocin induced diabetic rats
The Evaluation of Antinociceptive Activity of Alkaloid, Methanolic, and Aqueous extracts of Malaysian Mitragyna speciosa Korth leaves in rats
Effect of Celastrus paniculatus seed oil (Jyothismati oil) on Acute and Chronic Immobilization Stress Induced In swiss Albino Mice
Curcumin gel
(A) Initially shaved albino rat (B) Control group after 30 days (C) Albino rat treated with formulation F1 for 30 days showing complete hair growth.
Antifungal, Antibacterial and Antimycobacterial Activity of Entada abysinnica Steudel ex A. Rich (Fabaceae) Methanol Extract
V: β-sitosterol
Effect of Phytocee™ Cool on carbon tetrachloride induced lipid peroxidation in rat liver
Preparation of Philippine Plant Extract Libraries for High- Throughput Screening
Selected HMBC correlations of compound 1
 Qunatification of plumbagin in ethanolic extracts of Plumbago rosea roots using HPLC
Results of total phenolic content
Standardisation of Avipattikar Churna- A Polyherbal Formulation
Effects of moisturizers on skin hydration
% antioxidant activity of standards, different extracts of leaves of three vareities Ficus deltoidea by DPPH model, FDT1M and FDT2M (methanol extracts of F. D. var. terengganuensis sample 1 and 2); FDT1W and FDT2W (aqueous extracts of F. D. var. terengganuensis sample 1 and 2); FDAM (F. D. var. Angustifolia methanol extract); FDAW (F. D. var. Angustifolia aqueous extract); FDDM (F. D. var. Deltoidea methanol extract). FDDW (F. D. var. Deltoidea aqueous extract; QTN (quercetin); BHA (butylated hydroxylanisol

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Chromatogram of GCMS of Eranda moola Niruha basti
GC-MS Analysis of an Ayurveda Formulation Erandamula Niruha Basti (Medicated Therapeutic Enema)
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
Pharmacognostical and Phytochemical Screening of Leaves of Cajanus Scarabaeoides (L.) Thouars
Jun 24, 2025 - 23:13
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
Jun 24, 2025 - 23:10
Structure of diosgenin
Development and Validation of an HPLC Method for Diosgenin, A Bioactive Compound in the Rhizomes of Chamaecostus cuspidatus
Jun 24, 2025 - 23:05
More
Distribution of scientific publications based on document types by world.
Is COVID-19 Related to the Recent Surge in Research on Houttuynia cordata (Thunb)?
Overlay of UV spectrum of Gallic acid, Glycyrrhizic acid, E-Guggulsterone.
A Unique Method for Simultaneous HPLC Analysis of Gallic Acid, Glycyrrhizic Acid and E-Guggulsterone in a Polyherbal Formulation
Fruit and flower of Tinospora cordifolia.
Tinospora cordifolia: An Optimistic Herb for Comprehensive Gesundheit

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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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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
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