OOIR: Observatory of International Research

Papers

(The H4-Index of Journal of Natural Products is 27. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2021-08-01 to 2025-08-01.)

Article	Citations
Platanosides, a Potential Botanical Drug Combination, Decrease Liver Injury Caused by Acetaminophen Overdose in Mice	305
(±)-Polysiphenol and Other Analogues via Symmetrical Intermolecular Dimerizations: A Synthetic, Spectroscopic, Structural, and Computational Study	101
The Significance of Hypervariability and Conserved Motifs in Antimicrobial Peptides from Tree Frogs	60
Modified Podophyllotoxin Phenoxyacetamide Phenylacetate Derivatives: Tubulin/AKT1 Dual-Targeting and Potential Anticancer Agents for Human NSCLC	46
Probing the Cytotoxic Signaling Induced by Eupenifeldin in Ovarian Cancer Models	43
Biochemical and Structural Studies of the Carminomycin 4-O-Methyltransferase DnrK	40
Efficient Production of Flavonoid Glucuronides in Escherichia coli Using Flavonoid O-Glucuronosyltransferases Characterized from Marchantia polymorpha	37
Diterpenoids from Sauropus spatulifolius Leaves with Antimicrobial Activities	36
Discovery of an Unexpected 1,4-Oxazepine-Linked seco-Fluostatin Heterodimer by Inactivation of the Oxidoreductase-Encoding Gene flsP	35
Discovery and Biosynthesis of Glycosylated Cycloheximide from a Millipede-Associated Actinomycete	33
Proteomic Changes in Methicillin-Resistant Staphylococcus aureus Exposed to Cannabinoids	32
Cyclotides Chemosensitize Glioblastoma Cells to Temozolomide	32
Palladium-Catalyzed Direct Synthesis and Insecticidal Activity of Arylmatrine Derivatives	31
Glenthmycins A–M: Macrocyclic Spirotetronate Polyketide Antibacterials from the Australian Pasture Plant-Derived Streptomyces sp. CMB-PB041	30
Isolation and Biological Activity of 9-epiTetrodotoxin and Isolation of Tb-242B, Possible Biosynthetic Shunt Products of Tetrodotoxin from Pufferfish	30
Triquinane Sesquiterpene Glycosides from the Basidiomycete Antrodiella zonata	30
Peniandranoids A–E: Meroterpenoids with Antiviral and Immunosuppressive Activity from a Penicillium sp.	30
Zelkovamycins F and G, Cyclopeptides with Cα-Methyl-threonine Residues, from an Endophytic Kitasatospora sp.	30
Discovery and Heterologous Expression of Functional 4-O-Dimethylallyl-l-tyrosine Synthases from Lichen-Forming Fungi	30
Reconsideration of the Structures of Stemara-13(14)-en-18-ol and Related Diterpene Natural Products: Vinylic Hydrogen Chemical Shifts Are Key	30
Aspulvins A–H, Aspulvinone Analogues with SARS-CoV-2 M^pro Inhibitory and Anti-inflammatory Activities from an Endophytic Cladosporium sp.	30
Correction to “The Berkeleylactones, Antibiotic Macrolides from Fungal Coculture”	29
Ouhanamide, an Antiparasitic Linear Lipopeptide from a Marine Okeania sp. Cyanobacterium	29
Cadinane-Type Sesquiterpenoids with Cytotoxic Activity from the Infected Stems of the Semi-mangrove Hibiscus tiliaceus	29
Laeviganoids A–T, ent-Clerodane-Type Diterpenoids from Croton laevigatus	28

Drymariamides A–J, Antiadipogenic Cyclopeptides Incorporating Noncanonical Amino Acids from Drymaria cordata	28
A Very Deep Graph Convolutional Network for¹³C NMR Chemical Shift Calculations with Density Functional Theory Level Performance for Structure Assignment	27
Discovery of Chalcone Derivatives as Bifunctional Molecules with Anti-SARS-CoV-2 and Anti-inflammatory Activities	27
Phenylhydrazone Alkaloids from the Deep-Sea Cold Seep Derived Fungus Talaromyces amestolkiae HDN21-0307	27