Ralph L. Nicholson

7.3k total citations · 1 hit paper
102 papers, 5.1k citations indexed

About

Ralph L. Nicholson is a scholar working on Plant Science, Molecular Biology and Cell Biology. According to data from OpenAlex, Ralph L. Nicholson has authored 102 papers receiving a total of 5.1k indexed citations (citations by other indexed papers that have themselves been cited), including 65 papers in Plant Science, 44 papers in Molecular Biology and 37 papers in Cell Biology. Recurrent topics in Ralph L. Nicholson's work include Plant Pathogens and Fungal Diseases (36 papers), Plant-Microbe Interactions and Immunity (19 papers) and Plant Gene Expression Analysis (19 papers). Ralph L. Nicholson is often cited by papers focused on Plant Pathogens and Fungal Diseases (36 papers), Plant-Microbe Interactions and Immunity (19 papers) and Plant Gene Expression Analysis (19 papers). Ralph L. Nicholson collaborates with scholars based in United States, Japan and United Kingdom. Ralph L. Nicholson's co-authors include R. Hammerschmidt, Beth A. Snyder, John Hipskind, Hitoshi Kunoh, Wilfred Vermerris, Karl V. Wood, Breno Leite, Ann Hagerman, Gary C. Bergstrom and S. F. Pascholati and has published in prestigious journals such as Science, Proceedings of the National Academy of Sciences and The Plant Cell.

In The Last Decade

Ralph L. Nicholson

102 papers receiving 4.7k citations

Hit Papers

align trajectories

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

Phenolic Compounds and Their Role in Disease Resistance

1992 1.1k citations Ralph L. Nicholson et al. profile →

Peers

Countries citing papers authored by Ralph L. Nicholson

Since Specialization

Citations

This map shows the geographic impact of Ralph L. Nicholson's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Ralph L. Nicholson with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Ralph L. Nicholson more than expected).

Fields of papers citing papers by Ralph L. Nicholson

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Ralph L. Nicholson. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Ralph L. Nicholson. The network helps show where Ralph L. Nicholson may publish in the future.

Co-authorship network of co-authors of Ralph L. Nicholson

This figure shows the co-authorship network connecting the top 25 collaborators of Ralph L. Nicholson. A scholar is included among the top collaborators of Ralph L. Nicholson based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Ralph L. Nicholson. Ralph L. Nicholson is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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20 of 20 papers shown

#	Work	Indexed citations
1	Phenolic Compound Biochemistry 2006 ·Digital Access to Libraries (Université catholique de Louvain (UCL), l'Université de Namur (UNamur) and the Université Saint-Louis (USL-B)) ·Wilfred Vermerris, Ralph L. Nicholson	191
2	Interaction of Cochliobolus heterostrophus with phytoalexin inclusions in Sorghum bicolor 2002 ·Physiological and Molecular Plant Pathology ·(unknown), Amanda J. Gevens, Ralph L. Nicholson	14
3	Visualization and partial characterization of the ECM of Pestalotia malicola on artificial and natural substrata 2001 ·Physiological and Molecular Plant Pathology ·Amanda J. Gevens, T.L.W. Carver, Brynmor Thomas, Ralph L. Nicholson	4
4	Release of the extracellular matrix from conidia of Blumeria graminis in relation to germination 2001 ·Mycoscience ·Akane Meguro, Keiko Fujita, Hitoshi Kunoh, T.L.W. Carver, Ralph L. Nicholson	6
5	Temporal synthesis and radiolabelling of the sorghum 3‐deoxyanthocyanidin phytoalexins and the anthocyanin, cyanidin 3‐dimalonyl glucoside 2000 ·New Phytologist ·P. S. Wharton, Ralph L. Nicholson	44
6	First touch: An immediate response to surface recognition in conidia of Blumeria graminis 2000 ·Physiological and Molecular Plant Pathology ·Kirsten Nielsen, Ralph L. Nicholson, Tim L.W. Carver, Hitoshi Kunoh, Richard P. Oliver	66
7	cDNA Cloning of a Sorghum Pathogenesis-Related Protein (PR-10) and Differential Expression of Defense-Related Genes Following Inoculation with Cochliobolus heterostrophus or Colletotrichum sublineolum 1999 ·Molecular Plant-Microbe Interactions ·(unknown), John Hipskind, Ralph L. Nicholson	84
8	Matrix-Assisted Laser Desorption Ionization Mass Spectrometry Analysis of Grape Anthocyanins 1999 ·American Journal of Enology and Viticulture ·Janyce A. Sugui, Karl V. Wood, (unknown), Connie C. Bonham, Ralph L. Nicholson	16
9	Accumulation of 3-deoxyanthocyanidin phytoalexins and resistance to Colletotrichum sublineolum in sorghum 1999 ·Physiological and Molecular Plant Pathology ·(unknown), (unknown), Ralph L. Nicholson	124
10	A survey of plant defense responses to pathogens. 1999 ·Raymond Hammerschmidt, Ralph L. Nicholson, (unknown), S. Tuzun, (unknown)	41
11	Stimulation of phenylalanine ammonia-lyase in sorghum in response to inoculation withBipolaris maydis 1996 ·Physiological and Molecular Plant Pathology ·Wacław Orczyk, John Hipskind, Eigil de Neergaard, Peter B. Goldsbrough, Ralph L. Nicholson	16
12	Ultrastructure of Conidia and the Conidium Aging Process in the Plant Pathogenic Fungus Colletotrichum graminicola 1995 ·International Journal of Plant Sciences ·Charles W. Mims, Elizabeth Richardson, (unknown), Ralph L. Nicholson	28
13	A Volatile Self-Inhibitor from Colletotrichum Graminicola 1993 ·Mycologia ·Breno Leite, Ralph L. Nicholson	4
14	Colletotrichum graminicola and the anthracnose diseases of maize and sorghum. 1992 ·Ralph L. Nicholson, J.A. Bailey, M. J. Jeger	17
15	Response of sorghum lines of different ages to Colletotrichum graminicola isolates from shattercane, sorghum and corn. 1991 ·Pakistan Journal of Phytopathology ·F. F. Jamil, Ralph L. Nicholson	2
16	Chalcone synthase activity in sorghum mesocotyls inoculated with Colletotrichum graminicola 1989 ·Physiological and Molecular Plant Pathology ·(unknown), David N. Kuhn, Ralph L. Nicholson	9
17	Survival ofColletotrichum graminicola:Importance of the Spore Matrix 1980 ·Phytopathology ·Ralph L. Nicholson	85
18	Influence of Helminthosporium maydis, Race T, Toxin on Potassium Uptake in Maize Roots 1977 ·PLANT PHYSIOLOGY ·(unknown), L. F. Bauman, Ralph L. Nicholson, Thomas K. Hodges	13
19	Characterization of augmented potassium uptake in the seedling primary root of inbred maize (Zea mays) 1977 ·Canadian Journal of Botany ·(unknown), Ralph L. Nicholson, L. F. Bauman	7
20	Influence of Helminthosporium maydis, Race T, Toxin on Potassium Uptake in Maize Roots 1976 ·PLANT PHYSIOLOGY ·(unknown), Ralph L. Nicholson, Thomas K. Hodges, L. F. Bauman	13

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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