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 2020-11-01 to 2024-11-01.)

Article	Citations
NPClassifier: A Deep Neural Network-Based Structural Classification Tool for Natural Products	180
Anti-SARS-CoV-2 Activity of Andrographis paniculata Extract and Its Major Component Andrographolide in Human Lung Epithelial Cells and Cytotoxicity Evaluation in Major Organ Cell Representative	126
Cannabinoids Block Cellular Entry of SARS-CoV-2 and the Emerging Variants	88
Exploring the Chemistry of Alkaloids from Malaysian Mitragyna speciosa (Kratom) and the Role of Oxindoles on Human Opioid Receptors	50
Ophiobolin Sesterterpenoids and Farnesylated Phthalide Derivatives from the Deep Sea Cold-Seep-Derived Fungus Aspergillus insuetus SD-512	48
Natural Products with Potential to Treat RNA Virus Pathogens Including SARS-CoV-2	43
Phytocannabinoid Pharmacology: Medicinal Properties of Cannabis sativa Constituents Aside from the “Big Two”	42
Δ⁹-cis-Tetrahydrocannabinol: Natural Occurrence, Chirality, and Pharmacology	38
Development of an NMR-Based Platform for the Direct Structural Annotation of Complex Natural Products Mixtures	36
Interlaboratory Comparison of Untargeted Mass Spectrometry Data Uncovers Underlying Causes for Variability	36
l-Tryptophan Induces a Marine-Derived Fusarium sp. to Produce Indole Alkaloids with Activity against the Zika Virus	34
Targeted Isolation of Asperheptatides from a Coral-Derived Fungus Using LC-MS/MS-Based Molecular Networking and Antitubercular Activities of Modified Cinnamate Derivatives	34
Pharmacokinetics of Eleven Kratom Alkaloids Following an Oral Dose of Either Traditional or Commercial Kratom Products in Rats	33
Biologically Significant and Recently Isolated Alkaloids from Endophytic Fungi	33
Cytotoxic Bromine- and Iodine-Containing Cytochalasins Produced by the Mangrove Endophytic Fungus Phomopsis sp. QYM-13 Using the OSMAC Approach	33
Natural Isoflavones and Semisynthetic Derivatives as Pancreatic Lipase Inhibitors	32
Digital Database of Absorption Spectra of Diverse Flavonoids Enables Structural Comparisons and Quantitative Evaluations	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	32
Freshwater Fungi as a Source of Chemical Diversity: A Review	32
Isolation, Structure Elucidation, Semi-Synthesis, and Structural Modification of C₁₉-Diterpenoid Alkaloids from Aconitum apetalum and Their Neuroprotective Activities	31
Natural Product Based Antibody Drug Conjugates: Clinical Status as of November 9, 2020	31
Chemistry and Biology of Natural Azoxy Compounds	30
Antibacterial Drimane Sesquiterpenes from Aspergillus ustus	30
Discovery and Development of Dolastatin 10-Derived Antibody Drug Conjugate Anticancer Drugs	30
Antibacterial and Antifungal Polyketides from the Fungus Aspergillus unguis PSU-MF16	27

New Tyramine- and Aporphine-Type Alkamides with NO Release Inhibitory Activities from Piper puberulum	27
Axial Chiral Binaphthoquinone and Perylenequinones from the Stromata of Hypocrella bambusae Are SARS-CoV-2 Entry Inhibitors	27