Daniel Vapnek

2.1k total citations · 1 hit paper
30 papers, 1.8k citations indexed

About

Daniel Vapnek is a scholar working on Molecular Biology, Genetics and Ecology. According to data from OpenAlex, Daniel Vapnek has authored 30 papers receiving a total of 1.8k indexed citations (citations by other indexed papers that have themselves been cited), including 25 papers in Molecular Biology, 15 papers in Genetics and 13 papers in Ecology. Recurrent topics in Daniel Vapnek's work include Bacterial Genetics and Biotechnology (15 papers), Bacteriophages and microbial interactions (12 papers) and DNA and Nucleic Acid Chemistry (8 papers). Daniel Vapnek is often cited by papers focused on Bacterial Genetics and Biotechnology (15 papers), Bacteriophages and microbial interactions (12 papers) and DNA and Nucleic Acid Chemistry (8 papers). Daniel Vapnek collaborates with scholars based in United States and Czechia. Daniel Vapnek's co-authors include N. Kirby Alton, G. Nigel Godson, Susan K. Hollingshead, W. Dean Rupp, Sidney R. Kushner, June R. Scott, Michael Bittner, Robert H. Chesney, Norman H. Giles and Judith A. Hautala and has published in prestigious journals such as Nature, Proceedings of the National Academy of Sciences and Journal of Molecular Biology.

In The Last Decade

Daniel Vapnek

30 papers receiving 1.5k citations

Hit Papers

Nucleotide sequence analysis of the chloramphenicol resis... 1979 2026 1994 2010 1979 100 200 300 400
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. Nucleotide sequence analysis of the chloramphenicol resistance transposon Tn9
    1979 430 citations N. Kirby Alton, Daniel Vapnek profile →

Peers — A (Enhanced Table)

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

Name h Career Trend Papers Cites
Daniel Vapnek United States 19 1.3k 762 482 246 208 30 1.8k
G. O. Humphreys United Kingdom 20 1.2k 0.9× 761 1.0× 447 0.9× 302 1.2× 208 1.0× 26 1.9k
Mituru Takanami Japan 25 2.1k 1.6× 1.1k 1.5× 439 0.9× 164 0.7× 339 1.6× 47 2.6k
H W Boyer United States 20 1.6k 1.2× 879 1.2× 552 1.1× 103 0.4× 179 0.9× 27 2.0k
Hiroyuki Sugisaki Japan 26 2.2k 1.7× 1.1k 1.5× 755 1.6× 158 0.6× 340 1.6× 40 2.7k
Toshio Fukasawa Japan 27 1.6k 1.3× 495 0.6× 361 0.7× 213 0.9× 215 1.0× 63 2.2k
F R Bloom United States 10 1.2k 0.9× 666 0.9× 301 0.6× 109 0.4× 237 1.1× 12 1.7k
Mario Noyer-Weidner Germany 24 1.7k 1.3× 829 1.1× 497 1.0× 89 0.4× 316 1.5× 30 2.1k
Jenny K. Broome‐Smith United Kingdom 19 921 0.7× 874 1.1× 327 0.7× 470 1.9× 147 0.7× 26 1.5k
Sol H. Goodgal United States 23 1.2k 0.9× 526 0.7× 341 0.7× 126 0.5× 141 0.7× 58 1.7k
Makoto KAGEYAMA Japan 20 892 0.7× 567 0.7× 557 1.2× 178 0.7× 149 0.7× 39 1.3k

Countries citing papers authored by Daniel Vapnek

Since Specialization
Citations

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

Fields of papers citing papers by Daniel Vapnek

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Daniel Vapnek

This figure shows the co-authorship network connecting the top 25 collaborators of Daniel Vapnek. A scholar is included among the top collaborators of Daniel Vapnek 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 Daniel Vapnek. Daniel Vapnek 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.
Hughes, Kris, Mary E. Case, Robert F. Geever, Daniel Vapnek, & Norman H. Giles. (1983). Chimeric plasmid that replicates autonomously in both Escherichia coli and Neurospora crassa.. Proceedings of the National Academy of Sciences. 80(4). 1053–1057. 21 indexed citations
2.
Alton, N. Kirby, F Buxton, Vaidehi Patel, Norman H. Giles, & Daniel Vapnek. (1982). 5'-Untranslated sequences of two structural genes in the qa gene cluster of Neurospora crassa.. Proceedings of the National Academy of Sciences. 79(6). 1955–1959. 48 indexed citations
3.
Scott, June R., et al.. (1982). Mutants of Plasmid Prophage P1 with Elevated Copy Number: Isolation and Characterization. Journal of Bacteriology. 150(3). 1329–1339. 10 indexed citations
4.
Vapnek, Daniel & Mary E. Case. (1982). Gene Cloning in Neurospora crassa. Current topics in microbiology and immunology. 96. 97–100. 1 indexed citations
5.
Bittner, Michael & Daniel Vapnek. (1981). Versatile cloning vectors derived from the runaway-replication plasmid pKN402. Gene. 15(4). 319–329. 80 indexed citations
6.
Vapnek, Daniel, et al.. (1979). Recombination between the plasmid prophages P1 and P7 and the E. coli chromosome.. PubMed. 6. 78–88. 1 indexed citations
7.
Mural, Richard, et al.. (1979). Isolation and characterization of cloned fragments of bacteriophage P1 DNA. Virology. 93(2). 387–397. 62 indexed citations
8.
Vapnek, Daniel, et al.. (1979). Expression of the structural gene for catabolic dehydroquinase of Neurospora crassa in Escherichia coli K12.. PubMed. 297–308. 9 indexed citations
9.
Chesney, Robert H., Daniel Vapnek, & June R. Scott. (1979). Site-specific Recombination Leading to the Integration of Phages P1 and P7. Cold Spring Harbor Symposia on Quantitative Biology. 43(0). 1147–1150. 9 indexed citations
10.
Scott, June R., et al.. (1979). Map location of the kanamycin resistance determinant in P1Km0. Virology. 96(1). 332–334. 3 indexed citations
11.
Stroman, Patrick W., et al.. (1978). The organization of the QA gene cluster in Neurospora crassa and its expression in Escherichia coli.. Europe PMC (PubMed Central). 10. 49–63. 7 indexed citations
12.
Alton, N. Kirby, Judith A. Hautala, Norman H. Giles, Sidney R. Kushner, & Daniel Vapnek. (1978). Transcription and translation in E. coli of hybrid plasmids containing the catabolic dehydroquinase gene from Neurospora crassa. Gene. 4(3). 241–259. 27 indexed citations
13.
Alton, N. Kirby & Daniel Vapnek. (1978). Molecular cloning of restriction fragments and construction of a physical and genetic map of the Escherichia coli plasmid R538-1. Plasmid. 1(3). 388–404. 20 indexed citations
14.
Vapnek, Daniel, et al.. (1977). Electron microscopic analysis of bacteriophages P1, P1Cm, and P7. Virology. 77(1). 376–385. 83 indexed citations
15.
Vapnek, Daniel, Judith A. Hautala, James W. Jacobson, Norman H. Giles, & Sidney R. Kushner. (1977). Expression in Escherichia coli K-12 of the structural gene for catabolic dehydroquinase of Neurospora crassa. Proceedings of the National Academy of Sciences. 74(8). 3508–3512. 90 indexed citations
16.
17.
Vapnek, Daniel, et al.. (1974). Asymmetry and Extent of In Vivo Transcripition of R-Plasmid Deoxyribonucleic Acid inEscherichia coli. Journal of Bacteriology. 120(3). 1274–1278. 6 indexed citations
18.
Vapnek, Daniel, Muriel B. Lipman, & W. Dean Rupp. (1971). Physical Properties and Mechanism of Transfer of R Factors in Escherichia coli. Journal of Bacteriology. 108(1). 508–514. 48 indexed citations
19.
Vapnek, Daniel & Sheldon Greer. (1971). Minor Threonine Dehydratase Encoded Within the Threonine Synthetic Region of Bacillus subtilis. Journal of Bacteriology. 106(3). 983–993. 21 indexed citations
20.
Vapnek, Daniel & W. Dean Rupp. (1970). Asymmetric segregation of the complementary sex-factor DNA strands during conjugation in Escherichia coli. Journal of Molecular Biology. 53(3). 287–303. 74 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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