Randy M. Berka

9.4k total citations · 1 hit paper
47 papers, 4.2k citations indexed

About

Randy M. Berka is a scholar working on Molecular Biology, Plant Science and Biotechnology. According to data from OpenAlex, Randy M. Berka has authored 47 papers receiving a total of 4.2k indexed citations (citations by other indexed papers that have themselves been cited), including 34 papers in Molecular Biology, 18 papers in Plant Science and 17 papers in Biotechnology. Recurrent topics in Randy M. Berka's work include Fungal and yeast genetics research (13 papers), Enzyme Production and Characterization (12 papers) and Biofuel production and bioconversion (8 papers). Randy M. Berka is often cited by papers focused on Fungal and yeast genetics research (13 papers), Enzyme Production and Characterization (12 papers) and Biofuel production and bioconversion (8 papers). Randy M. Berka collaborates with scholars based in United States, Denmark and France. Randy M. Berka's co-authors include Michael L. Vasil, Stephen H.M. Brown, Michael P. Ward, Gregory L. Gray, Michael W. Rey, Debbie Yaver, Hanne Jarmer, Steen Knudsen, Lori J. Wilson and Feng Xu and has published in prestigious journals such as Proceedings of the National Academy of Sciences, Journal of Biological Chemistry and Nature Biotechnology.

In The Last Decade

Randy M. Berka

46 papers receiving 4.0k citations

Hit Papers

Genome sequence of the lignocellulose degrading fungus Ph... 2004 2026 2011 2018 2004 200 400 600
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.

  1. Genome sequence of the lignocellulose degrading fungus Phanerochaete chrysosporium strain RP78
    2004 649 citations Diego Martínez, Luis Larrondo et al. Nature Biotechnology profile →

Peers

Randy M. Berka
Helmut Schwab Austria
Moshe Benziman Israel
Makoto Yaguchi Canada
C. Theo Verrips Netherlands
Yue‐zhong Li China
Markku Saloheimo Finland
Cornelis P. Hollenberg Germany
Peter J. Punt Netherlands
Hubert Bahl Germany
Paul Broda United Kingdom
Helmut Schwab Austria
Randy M. Berka
Citations per year, relative to Randy M. Berka Randy M. Berka (= 1×) peers Helmut Schwab

Countries citing papers authored by Randy M. Berka

Since Specialization
Citations

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

Fields of papers citing papers by Randy M. Berka

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Randy M. Berka. 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 Randy M. Berka. The network helps show where Randy M. Berka may publish in the future.

Co-authorship network of co-authors of Randy M. Berka

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

All Works

20 of 20 papers shown
1.
Parnell, Jacob, et al.. (2016). From the Lab to the Farm: An Industrial Perspective of Plant Beneficial Microorganisms. Frontiers in Plant Science. 7. 1110–1110. 256 indexed citations
2.
Powell, Amy, Adrian Tsang, Nicholas O’Toole, et al.. (2015). Genetics of mating in members of the Chaetomiaceae as revealed by experimental and genomic characterization of reproduction in Myceliophthora heterothallica. Fungal Genetics and Biology. 86. 9–19. 11 indexed citations
3.
Brown, Stephen H.M., Randy M. Berka, Michael McCulloch, et al.. (2013). Metabolic engineering of Aspergillus oryzae NRRL 3488 for increased production of l-malic acid. Applied Microbiology and Biotechnology. 97(20). 8903–8912. 163 indexed citations
4.
5.
6.
Martínez, Diego, Luis Larrondo, Nicholas H. Putnam, et al.. (2004). Genome sequence of the lignocellulose degrading fungus Phanerochaete chrysosporium strain RP78. Nature Biotechnology. 22(6). 695–700. 649 indexed citations breakdown →
7.
Jarmer, Hanne, Randy M. Berka, Steen Knudsen, & Hans H. Saxild. (2002). Transcriptome analysis documents induced competence ofBacillus subtilisduring nitrogen limiting conditions. FEMS Microbiology Letters. 206(2). 197–200. 56 indexed citations
8.
Workman, Christopher T., Lars Juhl Jensen, Hanne Jarmer, et al.. (2002). A new non-linear normalization method for reducing variability in DNA microarray experiments. Genome biology. 3(9). research0048–research0048. 424 indexed citations
9.
Elrod, Susan, et al.. (2000). Cloning of the Aspergillus oryzae 5-aminolevulinate synthase gene and its use as a selectable marker. Current Genetics. 38(5). 291–298. 9 indexed citations
10.
Xu, Feng, Amy E. Palmer, Debbie Yaver, et al.. (1999). Targeted Mutations in a Trametes villosa Laccase. Journal of Biological Chemistry. 274(18). 12372–12375. 159 indexed citations
11.
12.
Leong, Sally A. & Randy M. Berka. (1991). Molecular industrial mycology : systems and applications for filamentous fungi. 29 indexed citations
13.
Berka, Randy M., et al.. (1991). Gene expression systems for filamentous fungi. Current Opinion in Biotechnology. 2(5). 691–697. 25 indexed citations
14.
Dunn-Coleman, Nigel, Peggy Bloebaum, Randy M. Berka, et al.. (1991). Commercial Levels of Chymosin Production by Aspergillus. Bio/Technology. 9(10). 976–981. 121 indexed citations
15.
16.
Ward, Michael P., Lori J. Wilson, Katherine H. Kodama, Michael W. Rey, & Randy M. Berka. (1990). Improved Production of Chymosin in Aspergillus by Expression as a Glucoamylase-Chymosin Fusion. Nature Biotechnology. 8(5). 435–440. 121 indexed citations
17.
Smith, Timothy L., Jill Gaskell, Randy M. Berka, et al.. (1990). The promoter of the glucoamylase-encoding gene of Aspergillus niger functions in Ustilago maydis. Gene. 88(2). 259–262. 21 indexed citations
18.
Berka, Randy M., et al.. (1990). Regulation of the glaA gene of Aspergillus niger. Current Genetics. 18(6). 537–545. 85 indexed citations
19.
Berka, Randy M., et al.. (1989). The development of gene expression systems for filamentous fungi. Biotechnology Advances. 7(2). 127–154. 24 indexed citations
20.
Berka, Randy M., Gregory L. Gray, & Michael L. Vasil. (1981). Studies of phospholipase C (heat-labile hemolysin) in Pseudomonas aeruginosa. Infection and Immunity. 34(3). 1071–1074. 122 indexed citations

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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