John Ralph

63.1k total citations · 19 hit papers
475 papers, 47.6k citations indexed

About

John Ralph is a scholar working on Biomedical Engineering, Molecular Biology and Plant Science. According to data from OpenAlex, John Ralph has authored 475 papers receiving a total of 47.6k indexed citations (citations by other indexed papers that have themselves been cited), including 350 papers in Biomedical Engineering, 275 papers in Molecular Biology and 144 papers in Plant Science. Recurrent topics in John Ralph's work include Lignin and Wood Chemistry (306 papers), Plant Gene Expression Analysis (232 papers) and Biofuel production and bioconversion (127 papers). John Ralph is often cited by papers focused on Lignin and Wood Chemistry (306 papers), Plant Gene Expression Analysis (232 papers) and Biofuel production and bioconversion (127 papers). John Ralph collaborates with scholars based in United States, Belgium and Canada. John Ralph's co-authors include Wout Boerjan, Fachuang Lu, Ronald D. Hatfield, Hoon Kim, John H. Grabber, Marie Baucher, Ruben Vanholme, Kris Morreel, Catherine Lapierre and Jane M. Marita and has published in prestigious journals such as Nature, Science and Proceedings of the National Academy of Sciences.

In The Last Decade

John Ralph

471 papers receiving 46.5k citations

Hit Papers

5 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.

Lignin Biosynthesis

2003 3.4k citations Wout Boerjan, John Ralph et al. profile →
Lignin Biosynthesis and Structure

2010 1.9k citations Ruben Vanholme, Kris Morreel et al. PLANT PHYSIOLOGY profile →
Paving the Way for Lignin Valorisation: Recent Advances in Bioengineering, Biorefining and Catalysis

2016 1.7k citations John Ralph et al. profile →
Lignins: Natural polymers from oxidative coupling of 4-hydroxyphenyl- propanoids

2004 1.2k citations John Ralph, Fachuang Lu et al. profile →
Formaldehyde stabilization facilitates lignin monomer production during biomass depolymerization

2016 1.1k citations Yanding Li, Hoon Kim et al. Science profile →
Lignin structure and its engineering

2019 694 citations John Ralph, Wout Boerjan et al. profile →
Structural Characterization of Wheat Straw Lignin as Revealed by Analytical Pyrolysis, 2D-NMR, and Reductive Cleavage Methods

2012 672 citations Jorge Rencoret, John Ralph et al. profile →
Guidelines for performing lignin-first biorefining

2020 613 citations Gregg T. Beckham, Jeremy S. Luterbacher et al. profile →
Whole plant cell wall characterization using solution-state 2D NMR

2012 584 citations Shawn D. Mansfield, Hoon Kim et al. profile →
Solution-state 2D NMR of ball-milled plant cell wall gels in DMSO-d6/pyridine-d5

2009 571 citations Hoon Kim, John Ralph profile →
Lignin biosynthesis and its integration into metabolism

2019 565 citations Ruben Vanholme, Barbara De Meester et al. profile →
Repression of lignin biosynthesis promotes cellulose accumulation and growth in transgenic trees

1999 564 citations John Ralph et al. profile →
Chemoselective Metal-Free Aerobic Alcohol Oxidation in Lignin

2013 553 citations Hoon Kim, John Ralph et al. profile →
Pyrolysis-GC-MS characterization of forage materials

1991 521 citations John Ralph et al. profile →
Lignin engineering

2008 499 citations Ruben Vanholme, Kris Morreel et al. profile →
Multi-scale visualization and characterization of lignocellulosic plant cell wall deconstruction during thermochemical pretreatment

2011 422 citations Thomas Elder, Fachuang Lu et al. profile →
Caffeoyl Shikimate Esterase (CSE) Is an Enzyme in the Lignin Biosynthetic Pathway in Arabidopsis

2013 403 citations Ruben Vanholme, Igor Cesarino et al. Science profile →
Lignin‐based barrier restricts pathogens to the infection site and confers resistance in plants

2019 261 citations Yuki Tobimatsu, John Ralph et al. profile →
Selective lignin arylation for biomass fractionation and benign bisphenols

2024 131 citations John Ralph et al. profile →

Peers

Countries citing papers authored by John Ralph

Since Specialization

Citations

This map shows the geographic impact of John Ralph'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 John Ralph with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites John Ralph more than expected).

Fields of papers citing papers by John Ralph

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by John Ralph. 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 John Ralph. The network helps show where John Ralph may publish in the future.

Co-authorship network of co-authors of John Ralph

This figure shows the co-authorship network connecting the top 25 collaborators of John Ralph. A scholar is included among the top collaborators of John Ralph 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 John Ralph. John Ralph is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

Sort: Min cites: Since: Top N: Style:

20 of 20 papers shown

#	Work	Indexed citations
1	Genetically Engineered Poplar Wood Effectively Enhances the Efficiency of Deep Eutectic Solvent‐Mediated One‐Pot Processing 2025 ·ChemSusChem ·Soo‐Kyeong Jang, Kwang Ho Kim, Faride Unda, (unknown), John Ralph, Shawn D. Mansfield	1
2	Enhancing monolignol ferulate conjugate levels in poplar lignin via OsFMT1 2024 ·SHILAP Revista de lepidopterología ·Faride Unda, Lisanne de Vries, Steven D. Karlen, (unknown), Chengcheng Zhang, Laura Bartley, Hoon Kim, John Ralph, Shawn D. Mansfield	3
3	Structural and chemical changes in hardwood cell walls during early stages of flash pyrolysis 2024 ·Frontiers in Energy Research ·(unknown), Chad A. Peterson, Peter N. Ciesielski, John Ralph, Mingjie Chen, Joseph E. Jakes, Patrick A. Johnston, (unknown), Robert C. Brown	2
4	Disruption ofp-coumaroyl-CoA:monolignol transferases in rice drastically alters lignin composition 2023 ·PLANT PHYSIOLOGY ·Pui Ying Lam, Yuki Tobimatsu, Shiro Suzuki, (unknown), (unknown), Yuri Takeda, Yuriko Osakabe, Keishi Osakabe, John Ralph, Laura Bartley, Toshiaki Umezawa	9
5	Pinoresinol rescues developmental phenotypes of Arabidopsis phenylpropanoid mutants overexpressing FERULATE 5-HYDROXYLASE 2023 ·Proceedings of the National Academy of Sciences ·(unknown), Leonard D. Pysh, Hoon Kim, (unknown), John Ralph, (unknown), Bruce R. Cooper, Amber S. Jannasch, Zeyu Zhang, (unknown), Clint Chapple	8
6	Manipulation of Lignin Monomer Composition Combined with the Introduction of Monolignol Conjugate Biosynthesis Leads to Synergistic Changes in Lignin Structure 2022 ·Plant and Cell Physiology ·Rebecca A. Smith, Fachuang Lu, (unknown), Joanne C. Cusumano, Clint Chapple, John Ralph	19
7	H-lignin can be deposited independently of CINNAMYL ALCOHOL DEHYDROGENASE C and D in Arabidopsis 2022 ·PLANT PHYSIOLOGY ·(unknown), Hoon Kim, John Ralph, Clint Chapple	12
8	pHBMT1, a BAHD-family monolignol acyltransferase, mediates lignin acylation in poplar 2021 ·PLANT PHYSIOLOGY ·Lisanne de Vries, (unknown), Rebecca A. Smith, Yaseen Mottiar, Steven D. Karlen, Faride Unda, (unknown), C.A. Bingman, Kirk A. Vander Meulen, Emily T. Beebe, Brian G. Fox, John Ralph, Shawn D. Mansfield	29
9	Incorporation of catechyl monomers into lignins: lignification from the non-phenolic endviaDiels–Alder cycloaddition? 2021 ·Green Chemistry ·Daisuke Ando, Fachuang Lu, Hoon Kim, Alexis J. Eugene, Yuki Tobimatsu, Ruben Vanholme, Thomas Elder, Wout Boerjan, John Ralph	8
10	Mechanistic Study of Diaryl Ether Bond Cleavage during Palladium‐Catalyzed Lignin Hydrogenolysis 2020 ·ChemSusChem ·Yanding Li, Steven D. Karlen, Benginur Demir, Hoon Kim, Jeremy S. Luterbacher, James A. Dumesic, Shannon S. Stahl, John Ralph	43
11	Kinetic and mechanistic insights into hydrogenolysis of lignin to monomers in a continuous flow reactor 2019 ·Green Chemistry ·Yanding Li, Benginur Demir, (unknown), Mingjie Chen, James A. Dumesic, John Ralph	77
12	COSY catalyses trans–cis isomerization and lactonization in the biosynthesis of coumarins 2019 ·Nature Plants ·Ruben Vanholme, Lisa Sundin, (unknown), Hoon Kim, Xinyu Liu, Jin Li, Barbara De Meester, (unknown), Geert Goeminne, Kris Morreel, Jurgen Haustraete, Huei‐Hsuan Tsai, Wolfgang Schmidt, Bartel Vanholme, John Ralph, Wout Boerjan	76
13	Passive membrane transport of lignin-related compounds 2019 ·Proceedings of the National Academy of Sciences ·Josh V. Vermaas, Richard A. Dixon, Fang Chen, Shawn D. Mansfield, Wout Boerjan, John Ralph, Michael F. Crowley, Gregg T. Beckham	115
14	Selective Oxidation of Lignin Model Compounds 2018 ·ChemSusChem ·Ruili Gao, Yanding Li, Hoon Kim, Justin K. Mobley, John Ralph	37
15	Chemical Pulping Advantages of Zip‐lignin Hybrid Poplar 2017 ·ChemSusChem ·Shengfei Zhou, Troy Runge, Steven D. Karlen, John Ralph, Eliana Gonzales‐Vigil, Shawn D. Mansfield	43
16	RNAi downregulation of three key lignin genes in sugarcane improves glucose release without reduction in sugar production 2016 ·Biotechnology for Biofuels ·(unknown), Charleson R. Poovaiah, Wu Lan, John Ralph, Heather D. Coleman	34
17	Syringyl lignin production in conifers: Proof of concept in a Pine tracheary element system 2015 ·Proceedings of the National Academy of Sciences ·Armin Wagner, Yuki Tobimatsu, Lorelle Phillips, Heather Flint, (unknown), Fachuang Lu, John Ralph	98
18	Monolignol Ferulate Transferase Introduces Chemically Labile Linkages into the Lignin Backbone 2014 ·Science ·Curtis G. Wilkerson, Shawn D. Mansfield, Fachuang Lu, (unknown), (unknown), Steven D. Karlen, Eliana Gonzales‐Vigil, Dharshana Padmakshan, Faride Unda, Jorge Rencoret, John Ralph	299
19	Caffeoyl Shikimate Esterase (CSE) Is an Enzyme in the Lignin Biosynthetic Pathway in Arabidopsis breakdown → 2013 ·Science ·Ruben Vanholme, Igor Cesarino, Katarzyna Rataj, Yuguo Xiao, Lisa Sundin, Geert Goeminne, Hoon Kim, Joanna Cross, Kris Morreel, Pedro Araújo, Lydia Welsh, Jurgen Haustraete, (unknown), Bartel Vanholme, John Ralph, Gordon G. Simpson, Claire Halpin, Wout Boerjan	403
20	Molecular Phenotyping of the pal1 and pal2 Mutants of Arabidopsis thaliana Reveals Far-Reaching Consequences on Phenylpropanoid, Amino Acid, and Carbohydrate Metabolism 2004 ·The Plant Cell ·Antje Rohde, Kris Morreel, John Ralph, Geert Goeminne, (unknown), Riet De Rycke, Sergeï Kushnir, Jan Van Doorsselaere, J.P. Joseleau, Marnik Vuylsteke, Gonzalez Van Driessche, Jozef Van Beeumen, Eric Messens, Wout Boerjan	354

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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