OOIR: Observatory of International Research

Papers

(The H4-Index of Natural Product Reports is 44. 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 2021-11-01 to 2025-11-01.)

Article	Citations
The molecular complexity of terpene biosynthesis in red algae: current state and future perspectives	213
Ryanodane diterpenes: occurrence, structural diversity, bioactivities, and synthesis	183
Estimating the extent of adulteration of the popular herbs black cohosh, echinacea, elder berry, ginkgo, and turmeric – its challenges and limitations	142
Privileged natural product compound classes for anti-inflammatory drug development	138
Biosynthesis, regulation, and engineering of natural products from Lysobacter	138
Recent advances in the synthesis of insect pheromones: an overview from 2013 to 2022	115
Harnessing microbial co-culture to increase the production of known secondary metabolites	113
Chain release mechanisms in polyketide and non-ribosomal peptide biosynthesis	106
Silybin and its congeners: from traditional medicine to molecular effects	105
Inside front cover	104
Front cover	94
Back cover	91
Streptomyces cell-free systems for natural product discovery and engineering	88
Recent advances in the total synthesis of galantamine, a natural medicine for Alzheimer's disease	88
The pearl jubilee of microcin J25: thirty years of research on an exceptional lasso peptide	86
Introduction to engineering the biosynthesis of fungal natural products	82
Photo-/electro-chemical catalysis: a promising toolkit for late-stage functionalization of alkene-containing natural products	80
Medicinal plant resin natural products: structural diversity and biological activities	77
Discovery, bioactivity and biosynthesis of fungal piperazines	77
Unusually cyclized triterpenoids: occurrence, biosynthesis and chemical synthesis	74
Purine nucleoside antibiotics: recent synthetic advances harnessing chemistry and biology	73
Recent advances in the biosynthetic studies of bacterial organoarsenic natural products	72
Front cover	71
Streptomyces as a versatile host platform for heterologous production of microbial natural products	66
Inside front cover	65

Enzymatic ester bond formation strategies in fungal macrolide skeletons	64
Chemistry, bioactivity, biosynthesis, and total synthesis of stemmadenine alkaloids	63
Correction: Dearomative logic in natural product total synthesis	61
Toward a unified pipeline for natural product discovery: tools and strategies for NRPS and PKS pathway exploration and engineering	59
Chemoenzymatic approaches to plant natural product inspired compounds	59
Non-peptide secondary metabolites from poisonous mushrooms: overview of chemistry, bioactivity, and biosynthesis	56
Marine indole alkaloid diversity and bioactivity. What do we know and what are we missing?	54
Natural nematicidal metabolites and advances in their biocontrol capacity on plant parasitic nematodes	54
Maleidride biosynthesis – construction of dimeric anhydrides – more than just heads or tails	53
Prenylated bacterial natural products: occurrence, chemical diversity, biosynthesis and bioactivity	53
Back cover	52
Marine natural products	52
Front cover	50
Contents list	50
Contents list	49
Subterranean marvels: microbial communities in caves and underground mines and their promise for natural product discovery	48
Contents list	48
Synthetic-bioinformatic natural product-inspired peptides	45
Biosynthesis of fungal terpenoids	44
Image to insight: exploring natural products through mass spectrometry imaging	44