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 2021-09-01 to 2025-09-01.)

Article	Citations
Platanosides, a Potential Botanical Drug Combination, Decrease Liver Injury Caused by Acetaminophen Overdose in Mice	316
(±)-Polysiphenol and Other Analogues via Symmetrical Intermolecular Dimerizations: A Synthetic, Spectroscopic, Structural, and Computational Study	104
The Significance of Hypervariability and Conserved Motifs in Antimicrobial Peptides from Tree Frogs	64
Probing the Cytotoxic Signaling Induced by Eupenifeldin in Ovarian Cancer Models	49
Efficient Production of Flavonoid Glucuronides in Escherichia coli Using Flavonoid O-Glucuronosyltransferases Characterized from Marchantia polymorpha	45
Diterpenoids from Sauropus spatulifolius Leaves with Antimicrobial Activities	42
Proteomic Changes in Methicillin-Resistant Staphylococcus aureus Exposed to Cannabinoids	37
Discovery and Biosynthesis of Glycosylated Cycloheximide from a Millipede-Associated Actinomycete	37
Palladium-Catalyzed Direct Synthesis and Insecticidal Activity of Arylmatrine Derivatives	36
Triquinane Sesquiterpene Glycosides from the Basidiomycete Antrodiella zonata	34
Discovery and Heterologous Expression of Functional 4-O-Dimethylallyl-l-tyrosine Synthases from Lichen-Forming Fungi	33
Peniandranoids A–E: Meroterpenoids with Antiviral and Immunosuppressive Activity from a Penicillium sp.	32
Aspulvins A–H, Aspulvinone Analogues with SARS-CoV-2 M^pro Inhibitory and Anti-inflammatory Activities from an Endophytic Cladosporium sp.	32
Cytochalasin Derivatives from the Endozoic Curvularia verruculosa CS-129, a Fungus Isolated from the Deep-Sea Squat Lobster Shinkaia crosnieri Living in the Cold Seep Environment	31
Discovery of Chalcone Derivatives as Bifunctional Molecules with Anti-SARS-CoV-2 and Anti-inflammatory Activities	31
Issue Publication Information	30
Zelkovamycins F and G, Cyclopeptides with Cα-Methyl-threonine Residues, from an Endophytic Kitasatospora sp.	30
Enigmazole C: A Cytotoxic Macrocyclic Lactone and Its Ring-Opened Derivatives from a New Species of Homophymia Sponge	30
Correction to “The Berkeleylactones, Antibiotic Macrolides from Fungal Coculture”	30
Reconsideration of the Structures of Stemara-13(14)-en-18-ol and Related Diterpene Natural Products: Vinylic Hydrogen Chemical Shifts Are Key	30
Cadinane-Type Sesquiterpenoids with Cytotoxic Activity from the Infected Stems of the Semi-mangrove Hibiscus tiliaceus	30
Laeviganoids A–T, ent-Clerodane-Type Diterpenoids from Croton laevigatus	29
Ouhanamide, an Antiparasitic Linear Lipopeptide from a Marine Okeania sp. Cyanobacterium	29
Modified Podophyllotoxin Phenoxyacetamide Phenylacetate Derivatives: Tubulin/AKT1 Dual-Targeting and Potential Anticancer Agents for Human NSCLC	28
Drymariamides A–J, Antiadipogenic Cyclopeptides Incorporating Noncanonical Amino Acids from Drymaria cordata	28

Biochemical and Structural Studies of the Carminomycin 4-O-Methyltransferase DnrK	28
A Very Deep Graph Convolutional Network for¹³C NMR Chemical Shift Calculations with Density Functional Theory Level Performance for Structure Assignment	27
Cyclotides Chemosensitize Glioblastoma Cells to Temozolomide	27
Insights into the Biosynthesis of Kibdelomycin and Amycolamicin from Comparative Biosynthetic Gene Cluster Analysis and Precursor Incorporation Studies	27