OOIR: Observatory of International Research

Papers

(The H4-Index of Natural Product Reports is 39. 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 2022-05-01 to 2026-05-01.)

Article	Citations
Privileged natural product compound classes for anti-inflammatory drug development	209
Recent advances in the synthesis of insect pheromones: an overview from 2013 to 2022	201
The molecular complexity of terpene biosynthesis in red algae: current state and future perspectives	152
Syntheses of furan natural products	142
Ryanodane diterpenes: occurrence, structural diversity, bioactivities, and synthesis	109
Estimating the extent of adulteration of the popular herbs black cohosh, echinacea, elder berry, ginkgo, and turmeric – its challenges and limitations	103
Harnessing microbial co-culture to increase the production of known secondary metabolites	97
Inside front cover	80
Photo-/electro-chemical catalysis: a promising toolkit for late-stage functionalization of alkene-containing natural products	72
The pearl jubilee of microcin J25: thirty years of research on an exceptional lasso peptide	70
Discovery, bioactivity and biosynthesis of fungal piperazines	67
Unusually cyclized triterpenoids: occurrence, biosynthesis and chemical synthesis	64
Recent advances in the total synthesis of galantamine, a natural medicine for Alzheimer's disease	61
Medicinal plant resin natural products: structural diversity and biological activities	59
Purine nucleoside antibiotics: recent synthetic advances harnessing chemistry and biology	59
Introduction to engineering the biosynthesis of fungal natural products	57
Streptomyces cell-free systems for natural product discovery and engineering	55
Front cover	52
Recent advances in the biosynthetic studies of bacterial organoarsenic natural products	52
Inside front cover	51
Charting the path for l -tyrosine derivatives: from engineering strategies to microbial cell factories	49
Natural nematicidal metabolites and advances in their biocontrol capacity on plant parasitic nematodes	49
Contents list	49
Highlights of cyanobacterial metabolites reported between 2021–2024	48
Prenylated bacterial natural products: occurrence, chemical diversity, biosynthesis and bioactivity	47

Marine indole alkaloid diversity and bioactivity. What do we know and what are we missing?	47
Chemistry, bioactivity, biosynthesis, and total synthesis of stemmadenine alkaloids	46
Marine natural products	44
Maleidride biosynthesis – construction of dimeric anhydrides – more than just heads or tails	44
Toward a unified pipeline for natural product discovery: tools and strategies for NRPS and PKS pathway exploration and engineering	43
Enzymatic ester bond formation strategies in fungal macrolide skeletons	43
Streptomyces as a versatile host platform for heterologous production of microbial natural products	43
Front cover	41
Back cover	41
Contents list	41
Inside front cover	40
Synthetic-bioinformatic natural product-inspired peptides	40
Contents list	40
Inside front cover	40
Editorial: Microbial host and metabolic engineering for natural product discovery and production	39
Front cover	39