OOIR: Observatory of International Research

Papers

(The H4-Index of Natural Product Reports is 42. 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 2022-08-01 to 2026-08-01.)

Article	Citations
Natural products with atypical atoms: unveiling structures, biosynthetic pathways, and bioactivities	226
Ryanodane diterpenes: occurrence, structural diversity, bioactivities, and synthesis	220
Contents list	188
Harnessing microbial co-culture to increase the production of known secondary metabolites	161
The golden decade of eburnamine–vincamine alkaloid synthesis: 2015 to present	116
The molecular complexity of terpene biosynthesis in red algae: current state and future perspectives	114
Syntheses of furan natural products	113
Recent advances in the synthesis of insect pheromones: an overview from 2013 to 2022	91
Privileged natural product compound classes for anti-inflammatory drug development	82
Medicinal plant resin natural products: structural diversity and biological activities	79
Estimating the extent of adulteration of the popular herbs black cohosh, echinacea, elder berry, ginkgo, and turmeric – its challenges and limitations	79
The pearl jubilee of microcin J25: thirty years of research on an exceptional lasso peptide	75
Introduction to engineering the biosynthesis of fungal natural products	72
Discovery, bioactivity and biosynthesis of fungal piperazines	66
Inside front cover	64
Streptomyces cell-free systems for natural product discovery and engineering	64
Purine nucleoside antibiotics: recent synthetic advances harnessing chemistry and biology	63
Recent advances in the total synthesis of galantamine, a natural medicine for Alzheimer's disease	61
Unusually cyclized triterpenoids: occurrence, biosynthesis and chemical synthesis	60
Photo-/electro-chemical catalysis: a promising toolkit for late-stage functionalization of alkene-containing natural products	59
Toward a unified pipeline for natural product discovery: tools and strategies for NRPS and PKS pathway exploration and engineering	58
Front cover	57
Marine indole alkaloid diversity and bioactivity. What do we know and what are we missing?	57
Chemistry, bioactivity, biosynthesis, and total synthesis of stemmadenine alkaloids	56
Charting the path for l -tyrosine derivatives: from engineering strategies to microbial cell factories	56

Recent advances in the biosynthetic studies of bacterial organoarsenic natural products	56
Enzymatic ester bond formation strategies in fungal macrolide skeletons	52
Contents list	52
Maleidride biosynthesis – construction of dimeric anhydrides – more than just heads or tails	52
Highlights of cyanobacterial metabolites reported between 2021–2024	51
Inside front cover	51
Marine natural products	49
Prenylated bacterial natural products: occurrence, chemical diversity, biosynthesis and bioactivity	47
Streptomyces as a versatile host platform for heterologous production of microbial natural products	47
Natural nematicidal metabolites and advances in their biocontrol capacity on plant parasitic nematodes	47
Back cover	46
Contents list	45
Editorial: Microbial host and metabolic engineering for natural product discovery and production	44
Biosynthesis of fungal terpenoids	44
Contents list	44
Recent advances in decoding biosynthetic pathways and synthetic biology approaches for plant alkaloids	43
The role of Caenorhabditis elegans in the discovery of natural products for healthy aging	42
Synthetic-bioinformatic natural product-inspired peptides	42
Front cover	42