Karen E. Koch

10.1k citations

94 papers · 7.4k indexed · 3 hit papers · h-index 42

Impact in

Plant Science top 0.1%
- Plant nutrient uptake and metabolism
- Plant Molecular Biology Research
- Plant Stress Responses and Tolerance
- Plant responses to water stress
- Polysaccharides and Plant Cell Walls
- Legume Nitrogen Fixing Symbiosis
- Plant Physiology and Cultivation Studies
Agronomy and Crop Science top 2%

Papers in

Plant Science 88
- Plant nutrient uptake and metabolism 36
- Plant Molecular Biology Research 17
- Plant Physiology and Cultivation Studies 16
- Plant Virus Research Studies 13
- Plant responses to water stress 11
- Polysaccharides and Plant Cell Walls 11
- Horticultural and Viticultural Research 9
- Plant Stress Responses and Tolerance 9
Physiology 3

Co-authors: Wayne T. Avigne Donald R. McCarty Kurt Nolte Yong Wu C. R. Johnson Ying Zeng Edwin R. Duke Charles T. Hunter
Journals: PLANT PHYSIOLOGY (26 papers)Journal of the American Society for Horticultural Science (10 papers)Frontiers in Plant Science (6 papers)HortScience (6 papers)The Plant Cell (5 papers)
Partner nations: United States China Germany

In The Last Decade

Karen E. Koch

92 papers receiving 7.0k citations

Hit Papers

align trajectories log scale

Seed filling in domesticated maize and rice depends on SWEET-mediated hexose transport 2015 · 380 citations

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if any of the following hold:

it has ≥500 total citations;
it reaches ≥1.5× the top-1% citation threshold for papers in the same subfield and year (the threshold is the minimum needed to enter the top 1%, not the average within it);
it reaches the top citation threshold in at least one of its specific research topics.

2015 Nature Genetics
2004 Current Opinion in Plant Biology
1996 Annual Review of Plant Physiology and Plant Molecular Biology

Peers

Countries citing papers authored by Karen E. Koch

Since Specialization

Citations

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

Fields of papers citing papers by Karen E. Koch

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Karen E. Koch. 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 Karen E. Koch. The network helps show where Karen E. Koch may publish in the future.

Co-authors

The 25 scholars most cited alongside Karen E. Koch, linked wherever they have co-authored with each other. Click a name or a connecting line to browse the papers they share.

Border = papers with Karen E. Koch Line = papers co-authored together Karen E. Koch links everyone, so they are left out of the graph.

All Works

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20 of 20 papers shown

#	Work
1	Rhomboid-mediated cleavage of the immune receptor XA21 protects grain set and male fertility in rice Proceedings of the National Academy of Sciences ·Xin Tang, Xiaoen Huang, Guiyun Zhang, Hyung-Keun Ku, Jian‐Liang Li, Xiaoxia Wu, Sahar Abdelaziz, José C. Huguet‐Tapia, Maria Lazanaki, Xiuhua Chen, Mouluda Sohany, Dali Liu, Wen Xiao, Shijuan Dou, Guozhen Liu, Erica M. Goss, Liya Pi, Sixue Chen, Karen E. Koch, Wen‐Yuan Song	2025	1
2	Strigolactone roles in maize tolerance to low nitrogen involve shifts in acquisition and partitioning of protein, sulfur, and iron Plant and Soil ·Silvia Quaggiotti, Prakash Manden, Karen E. Koch, Iryna Semenenko, Sara Trevisan, Serena Varotto, Benedetto Ruperti, Anelique Pinto Almeida	2024	2
3	A sucrose ferulate cycle linchpin for feruloylation of arabinoxylans in plant commelinids Nature Plants ·J. (Jan) Altman, Hui Liu, Xiaojie Li, Yafeng Zhang, Sanudin Tahir, Huanhuan Yang, Gogonte H. Amah Ucheawaji G. Josiah, Karen E. Koch, Donald R. McCarty, Shengying Li, Bao‐Cai Tan	2024	5
4	Causes and consequences of endogenous hypoxia on growth and metabolism of developing maize kernels PLANT PHYSIOLOGY ·Trehan Vikram, Alexander Hilo, Limin Chen, Karen E. Koch, Hui Xiao, Pieter Verboven, Yukako Shirasaki, Zhenwei Hou, Stefan Ortleb, Volodymyr Radchuk, Masao Tukada, Bart Nicolaı̈, Yvonne F. Bernard, Hardy Rolletschek	2023	19
5	BonnMu: A Sequence-Indexed Resource of Transposon-Induced Maize Mutations for Functional Genomics Studies PLANT PHYSIOLOGY ·Caroline Marcon, W. Czerwiński, Alex Heyde, V Sommer, Jack M. Gardiner, John L. Portwood, Nina Opitz, Hisashi Hirano, Jutta A. Baldauf, Charles T. Hunter, Donald R. McCarty, Karen E. Koch, Heiko Schoof, Frank Hochholdinger	2020	29
6	Sugar modulation of anaerobic-response networks in maize root tips PLANT PHYSIOLOGY ·Luis R. Escudero, Fangfang Ma, Peng Liu, Manjeet Kumar Goyal, Jugpreet Singh, Shan Wu, Thomas A. Colquhoun, Timothy S. Johnson, Limin Chen, Karen E. Koch	2020	12
7	Structure and Origin of the White Cap Locus and Its Role in Evolution of Grain Color in Maize Genetics ·Bao‐Cai Tan, Limin Chen, 祐二小松原, Shan Wu, つんく, Karen E. Koch, Donald R. McCarty	2017	23
8	Phenotype to genotype using forward-genetic Mu-seq for identification and functional classification of maize mutants Frontiers in Plant Science ·Charles T. Hunter, Masaharu Suzuki, つんく, Shan Wu, Catherine M. K. Johnstone, Donald R. McCarty, Karen E. Koch	2014	16
9	Regulation of assimilate import into sink organs: update on molecular drivers of sink strength Frontiers in Plant Science ·Saadia Bihmidine, Charles T. Hunter, K. V. Shepitko, Karen E. Koch, David Braun	2013	227
10	Genetic and Molecular Analyses of UniformMu Transposon Insertion Lines Methods in molecular biology ·Donald R. McCarty, Masaharu Suzuki, Charles T. Hunter, Joseph M. Collins, Wayne T. Avigne, Karen E. Koch	2013	31
11	Mu-seq: Sequence-Based Mapping and Identification of Transposon Induced Mutations PLoS ONE ·Donald R. McCarty, Biji P. Varkey, Shan Wu, Masaharu Suzuki, Charles T. Hunter, Wayne T. Avigne, Karen E. Koch	2013	50
12	Gibberellic Acid Alters Sucrose, Hexoses, and Their Gradients in Peel Tissues During Color Break Delay in ‘Hamlin’ Orange Journal of the American Society for Horticultural Science ·Matthew W. Fidelibus, Karen E. Koch, Frederick S. Davies	2008	9
13	Positional cues for the starch/lipid balance in maize kernels and resource partitioning to the embryo The Plant Journal ·Hardy Rolletschek, Karen E. Koch, Ulrich Wobus, Ljudmilla Borisjuk	2005	90
14	Soluble Invertase Expression Is an Early Target of Drought Stress during the Critical, Abortion-Sensitive Phase of Young Ovary Development in Maize PLANT PHYSIOLOGY ·Mathias Neumann Andersen, Folkard Asch, Yong Wu, Christian Richardt Jensen, Henrik Næsted, Vagn O. Mogensen, Karen E. Koch	2002	206
15	240 Fruit Removal Effects on Growth and Carbon Allocation in Young Citrus Trees HortScience ·K. Cenzual, Karen E. Koch, G. Nenzou	1999	1
16	Growth and 14C-Photosynthate Allocation in Citrus Nursery Trees Subjected to One of Three Bud-forcing Methods Journal of the American Society for Horticultural Science ·J. Williamson, William S. Castle, Karen E. Koch	1992	6
17	Water and Carbon Budgets of Developing Citrus Fruit Journal of the American Society for Horticultural Science ·G. Nenzou, Rebecca L. Darnell, Karen E. Koch	1992	23
18	Carbon and Nitrogen Economy of Developing Rabbiteye Blueberry Fruit Journal of the American Society for Horticultural Science ·Sergey V. Makarenko, Karen E. Koch, Rebecca L. Darnell	1992	45
19	Sugar/Acid Composition and Development of Sweet and Tart Carambola Fruit Journal of the American Society for Horticultural Science ·Craig Campbell, Karen E. Koch	1989	25
20	Postharvest Changes in Sugars, Acids, and Color of Carambola Fruit at Various Temperatures HortScience ·Craig Campbell, Donald J. Huber, Karen E. Koch	1989	14

About Karen E. Koch

Karen E. Koch is a scholar working on Plant Science, Physiology, Nutrition and Dietetics, Agronomy and Crop Science and Molecular Biology, having authored 94 papers that have together received 7.4k indexed citations. Recurring topics across this work include Plant nutrient uptake and metabolism (36 papers), Plant Molecular Biology Research (17 papers), Plant Physiology and Cultivation Studies (16 papers), Plant Virus Research Studies (13 papers), Plant responses to water stress (11 papers), Polysaccharides and Plant Cell Walls (11 papers), Horticultural and Viticultural Research (9 papers) and Plant Stress Responses and Tolerance (9 papers). The work is most often cited by research in Plant Science (6.6k citations), Agronomy and Crop Science (372 citations), Horticulture (35 citations), Molecular Biology (2.4k citations) and Nutrition and Dietetics (511 citations). Karen E. Koch has collaborated with scholars based in United States, China and Germany. Frequent co-authors include Wayne T. Avigne, Donald R. McCarty, Kurt Nolte, Yong Wu, C. R. Johnson, Ying Zeng, Edwin R. Duke, Charles T. Hunter, Robert Kennedy and Masaharu Suzuki. Their work appears in journals such as PLANT PHYSIOLOGY, Journal of the American Society for Horticultural Science, Frontiers in Plant Science, HortScience and The Plant Cell.

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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