OOIR: Observatory of International Research

Papers

(The H4-Index of Current Opinion in Plant Biology 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 2022-01-01 to 2026-01-01.)

Article	Citations
Specialized metabolism in St John's wort	174
Contents	149
Developing for nutrient uptake: Induced organogenesis in parasitic plants and root nodule symbiosis	113
Understanding signaling pathways governing the polar development of root hairs in low-temperature, nutrient-deficient environments	111
Context-specific functions of transcription factors controlling plant development: From leaves to flowers	102
Phylogenetic and genomic mechanisms shaping glucosinolate innovation	101
Looking at mechanobiology through an evolutionary lens	85
Steroidal compounds in Paris polyphylla:structure, biological activities, and biosynthesis	84
Transplastomic approaches for metabolic engineering	82
Hormonal regulation of inflorescence and intercalary meristems in grasses	81
Maternal-filial transfer structures in endosperm: A nexus of nutritional dynamics and seed development	78
Beauty is more than epidermis deep: How cell division and expansion sculpt the leaf spongy mesophyll	71
Recent advances in understanding thermomorphogenesis signaling	67
β-Glucosidases in specialized metabolism: Towards a new understanding of the gatekeepers of plant chemical arsenal	66
Plant growth and development: Experimental diversity is essential for dissecting plant diversity	64
β-Glucan-binding proteins are key modulators of immunity and symbiosis in mutualistic plant–microbe interactions	64
Chemical tools for unpicking plant specialised metabolic pathways	63
Editorial overview: Plant metabolism without a border: The interface of primary and specialised metabolism	62
Protein polarization: Spatiotemporal precisions in cell division and differentiation	61
Editorial Board	60
Something old, something new: Conservation of the ethylene precursor 1-amino-cyclopropane-1-carboxylic acid as a signaling molecule	59
How transposable elements are recognized and epigenetically silenced in plants?	58
At the root of plant symbioses: Untangling the genetic mechanisms behind mutualistic associations	58
Plant sphingolipids: Subcellular distributions and functions	58
Piecing the puzzle together: Analyses in plants at the single-cell resolution	55

The evolution and function of transposons in epigenetic regulation in response to the environment	54
Plant-microbiome crosstalk and disease development	53
The parental contributions to early plant embryogenesis and the concept of maternal-to-zygotic transition in plants	53
Biosynthesis of triterpenoids in plants: Pathways, regulation, and biological functions	51
The evolution of tropane alkaloids: Coca does it differently	51
Monoubiquitination of histone H2A and H2B: News and views	51
Unlocking diversity from wild relatives of perennial fruit crops in the pan-genomics era	50
Contents	50
Recent insights into air space formation in plant shoots	48
The unsung roles of microbial secondary metabolite effectors in the plant disease cacophony	48
Evolution of immunity networks across embryophytes	48
Mechanotransduction in the spotlight of mechano-sensitive channels	45
Re-imagining crop domestication in the era of high throughput phenomics	45
Regulation of pattern-triggered immunity and growth by phytocytokines	44
HD-Zip IV transcription factors: Drivers of epidermal cell fate integrate metabolic signals	44
Mechanisms of temperature-regulated growth and thermotolerance in crop species	43
Modes of secretion of plant lipophilic metabolites via ABCG transporter-dependent transport and vesicle-mediated trafficking	43
Rapid systemic responses to herbivory	42
Editorial overview: Physiology and metabolism 2024	42
Contents	42