Othmar Käppeli

4.0k total citations · 1 hit paper
48 papers, 3.1k citations indexed

About

Othmar Käppeli is a scholar working on Molecular Biology, Food Science and Plant Science. According to data from OpenAlex, Othmar Käppeli has authored 48 papers receiving a total of 3.1k indexed citations (citations by other indexed papers that have themselves been cited), including 33 papers in Molecular Biology, 9 papers in Food Science and 8 papers in Plant Science. Recurrent topics in Othmar Käppeli's work include Microbial Metabolic Engineering and Bioproduction (20 papers), Fungal and yeast genetics research (13 papers) and Pharmacogenetics and Drug Metabolism (7 papers). Othmar Käppeli is often cited by papers focused on Microbial Metabolic Engineering and Bioproduction (20 papers), Fungal and yeast genetics research (13 papers) and Pharmacogenetics and Drug Metabolism (7 papers). Othmar Käppeli collaborates with scholars based in Switzerland, United States and Italy. Othmar Käppeli's co-authors include A. Fiechter, B. Sonnleitner, Stefan Freimund, Hans Dutler, Alexander Huwig, Günter Fred Fuhrmann, Jakob Reiser, Martin Rieger, Andreas Koch and W. R. Finnerty and has published in prestigious journals such as Applied and Environmental Microbiology, Analytical Biochemistry and Journal of Bacteriology.

In The Last Decade

Othmar Käppeli

47 papers receiving 2.9k citations

Hit Papers

Growth of Saccharomyces cerevisiae is controlled by its l... 1986 2026 1999 2012 1986 100 200 300 400 500
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. Growth of Saccharomyces cerevisiae is controlled by its limited respiratory capacity: Formulation and verification of a hypothesis
    1986 502 citations B. Sonnleitner, Othmar Käppeli Biotechnology and Bioengineering profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name h Career Trend Papers Cites
Othmar Käppeli Switzerland 21 1.8k 715 667 630 503 48 3.1k
Armin Fiechter Switzerland 37 1.9k 1.1× 866 1.2× 1.2k 1.8× 1.0k 1.6× 233 0.5× 108 3.9k
A. Fiechter Switzerland 38 3.5k 1.9× 1.4k 2.0× 1.2k 1.8× 1.5k 2.3× 539 1.1× 132 5.9k
N.D. Lindley France 36 2.4k 1.3× 352 0.5× 242 0.4× 798 1.3× 852 1.7× 103 3.3k
Shujuan Chen China 29 539 0.3× 383 0.5× 425 0.6× 259 0.4× 791 1.6× 115 2.4k
W. Białas Poland 29 882 0.5× 233 0.3× 266 0.4× 560 0.9× 517 1.0× 124 2.2k
Edward E. K. Baidoo United States 47 4.5k 2.5× 173 0.2× 1.1k 1.6× 1.7k 2.7× 199 0.4× 130 5.9k
Shouwen Chen China 37 2.9k 1.6× 223 0.3× 626 0.9× 732 1.2× 394 0.8× 187 4.1k
Ka‐Yiu San United States 46 5.3k 2.9× 165 0.2× 380 0.6× 2.1k 3.3× 189 0.4× 158 6.3k
Jacqueline Destain Belgium 28 1.3k 0.7× 136 0.2× 464 0.7× 579 0.9× 442 0.9× 110 2.3k
Patricia Godoy Spain 20 1.1k 0.6× 585 0.8× 245 0.4× 281 0.4× 94 0.2× 34 1.9k

Countries citing papers authored by Othmar Käppeli

Since Specialization
Citations

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

Fields of papers citing papers by Othmar Käppeli

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Othmar Käppeli

This figure shows the co-authorship network connecting the top 25 collaborators of Othmar Käppeli. A scholar is included among the top collaborators of Othmar Käppeli 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 Othmar Käppeli. Othmar Käppeli 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.
Huwig, Alexander, Stefan Freimund, Othmar Käppeli, & Hans Dutler. (2001). Mycotoxin detoxication of animal feed by different adsorbents. Toxicology Letters. 122(2). 179–188. 491 indexed citations
2.
Käppeli, Othmar, et al.. (1998). Safety analysis of contained low-hazard biotechnology applications. Applied Microbiology and Biotechnology. 49(6). 649–654. 1 indexed citations
3.
Käppeli, Othmar, et al.. (1997). The science and intricacy of environmental safety evaluations. Trends in biotechnology. 15(9). 342–349. 17 indexed citations
4.
Käppeli, Othmar, et al.. (1992). Factors affecting homologus overexpression of the Sacchromyces cerevisiae Lanosterol 14α‐demethylase gene. Yeast. 8(7). 519–533. 8 indexed citations
5.
6.
Glumoff, Virpi, Othmar Käppeli, Armin Fiechter, & Jakob Reiser. (1989). Genetic transformation of the filamentous yeast, Trichosporon cutaneum, using dominant selection markers. Gene. 84(2). 311–318. 16 indexed citations
7.
Reiser, Jakob & Othmar Käppeli. (1989). Developments in biotechnology. Cellular and Molecular Life Sciences. 45(11-12). 1013–1013. 9 indexed citations
8.
Käppeli, Othmar, et al.. (1987). Regulation of Gluconeogenic Enzymes during the Cell Cycle of Saccharomyces cerevisiae Growing in a Chemostat. Microbiology. 133(9). 2517–2522. 6 indexed citations
9.
Kozulić, Branko, Othmar Käppeli, Franz Meußdoerffer, & Armin Fiechter. (1987). Characterization of a soluble carnitine acetyltransferase from Candida tropicalis. European Journal of Biochemistry. 168(1). 245–250. 5 indexed citations
10.
Sonnleitner, B. & Othmar Käppeli. (1986). Growth of Saccharomyces cerevisiae is controlled by its limited respiratory capacity: Formulation and verification of a hypothesis. Biotechnology and Bioengineering. 28(6). 927–937. 502 indexed citations breakdown →
11.
Käppeli, Othmar, et al.. (1986). Transient responses of continuously growing yeast cultures to dilution rate shifts: A sensitive means to analyze biology and the performance of equipment. Biotechnology and Bioengineering. 28(1). 146–150. 13 indexed citations
12.
Käppeli, Othmar, et al.. (1986). Pilot plant production of rhamnolipid biosurfactant by Pseudomonas aeruginosa. Applied and Environmental Microbiology. 51(5). 985–989. 119 indexed citations
13.
Sanglard, Dominique, Othmar Käppeli, & A. Fiechter. (1984). Metabolic conditions determining the composition and catalytic activity of cytochrome P-450 monooxygenases in Candida tropicalis. Journal of Bacteriology. 157(1). 297–302. 33 indexed citations
14.
Claus, R., Othmar Käppeli, & Armin Fiechter. (1983). Impact of carbon source and growth conditions on carnitine acetyltransferase inSaccharomyces cerevisiae. FEMS Microbiology Letters. 18(3). 185–188. 6 indexed citations
15.
Käppeli, Othmar & A. Fiechter. (1982). Growth of Trichosporon cutaneum under oxygen limitation: Kinetics of oxygen uptake. Biotechnology and Bioengineering. 24(11). 2519–2526. 13 indexed citations
16.
Fiechter, A., Günter Fred Fuhrmann, & Othmar Käppeli. (1981). Regulation of Glucose Metabolism in Growing Yeast Cells. Advances in microbial physiology. 22. 123–183. 298 indexed citations
17.
Käppeli, Othmar & Armin Fiechter. (1981). Properties of hexadecane uptake byCandida tropicalis. Current Microbiology. 6(1). 21–26. 9 indexed citations
18.
Käppeli, Othmar & A. Fiechter. (1981). A convenient method for the determination of oxygen solubility in different solution. Biotechnology and Bioengineering. 23(8). 1897–1901. 14 indexed citations
19.
Käppeli, Othmar & A. Fiechter. (1980). Partition of hexadecane to the cell surface of Candida tropicalis: Mechanism for the transport of water‐insoluble substrates. Biotechnology and Bioengineering. 22(9). 1829–1841. 16 indexed citations
20.
Käppeli, Othmar & W. R. Finnerty. (1979). Partition of alkane by an extracellular vesicle derived from hexadecane-grown Acinetobacter. Journal of Bacteriology. 140(2). 707–712. 72 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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