Keith M. Gewain

1.4k total citations · 1 hit paper
12 papers, 1.1k citations indexed

About

Keith M. Gewain is a scholar working on Molecular Biology, Genetics and Plant Science. According to data from OpenAlex, Keith M. Gewain has authored 12 papers receiving a total of 1.1k indexed citations (citations by other indexed papers that have themselves been cited), including 10 papers in Molecular Biology, 6 papers in Genetics and 6 papers in Plant Science. Recurrent topics in Keith M. Gewain's work include RNA and protein synthesis mechanisms (6 papers), Bacterial Genetics and Biotechnology (6 papers) and Genomics and Phylogenetic Studies (6 papers). Keith M. Gewain is often cited by papers focused on RNA and protein synthesis mechanisms (6 papers), Bacterial Genetics and Biotechnology (6 papers) and Genomics and Phylogenetic Studies (6 papers). Keith M. Gewain collaborates with scholars based in United States and Italy. Keith M. Gewain's co-authors include Douglas J. MacNeil, Tanya MacNeil, Carolyn L. Ruby, Patrice H. Gibbons, Gabe Dezeny, James Occi, C. Richard Hutchinson, Jonathan Kennedy, Krishnamurthy Madduri and Karen Joy Shaw and has published in prestigious journals such as Nature Biotechnology, Journal of Bacteriology and Annals of the New York Academy of Sciences.

In The Last Decade

Keith M. Gewain

12 papers receiving 1.1k citations

Hit 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.

Analysis of Streptomyces avermitilis genes required for avermectin biosynthesis utilizing a novel integration vector

1992 635 citations Douglas J. MacNeil, Keith M. Gewain et al. Gene profile →

Peers

Keith M. Gewain

MB

PHARM

PS

OC

GENET

Fiona Flett United Kingdom

Carolyn L. Ruby United States

Kay Fowler United Kingdom

Ralph H. Lambalot United States

Diane L. Stassi United States

Christopher T. Walsh United States

R G Summers United States

Sylvie Lautru France

Stephen W. Queener United States

Gary R. Janssen United States

Fiona Flett United Kingdom

Keith M. Gewain

899 ×1.1

MB

752 ×1.0

PHARM

210 ×0.9

PS

174 ×0.8

OC

165 ×0.9

GENET

Citations per year, relative to Keith M. Gewain Keith M. Gewain (= 1×) peers Fiona Flett

Countries citing papers authored by Keith M. Gewain

Since Specialization

Citations

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

Fields of papers citing papers by Keith M. Gewain

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Keith M. Gewain

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

All Works

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12 of 12 papers shown

1.

Wohlert, Sven‐Eric, Leonid Fonstein, James Occi, et al.. (2001). Insights about the biosynthesis of the avermectin deoxysugar L-oleandrose through heterologous expression of Streptomyces avermitilis deoxysugar genes in Streptomyces lividans. Chemistry & Biology. 8(7). 681–700. 50 indexed citations

2.

Madduri, Krishnamurthy, Jonathan Kennedy, Keith M. Gewain, et al.. (1998). Production of the antitumor drug epirubicin (4′-epidoxorubicin) and its precursor by a genetically engineered strain of Streptomyces peucetius. Nature Biotechnology. 16(1). 69–74. 108 indexed citations

3.

MacNeil, Douglas J., James Occi, Keith M. Gewain, & Tanya MacNeil. (1994). Correlation of the Avermectin Polyketide Synthase Genes to the Avermectin Structure: Implications for Designing Novel Avermectins. Annals of the New York Academy of Sciences. 721(1). 123–132. 21 indexed citations

4.

MacNeil, Tanya, Keith M. Gewain, & Douglas J. MacNeil. (1993). Deletion analysis of the avermectin biosynthetic genes of Streptomyces avermitilis by gene cluster displacement. Journal of Bacteriology. 175(9). 2552–2563. 31 indexed citations

5.

Berg, Claire M., Wang Gan, Xiaoxin Xu, et al.. (1992). The mγδ-1 element, a small γδ (Tn1000) derivative useful for plasmid mutagenesis, allele replacement and DNA sequencing. Gene. 113(1). 9–16. 34 indexed citations

6.

MacNeil, Douglas J., Keith M. Gewain, Carolyn L. Ruby, et al.. (1992). Analysis of Streptomyces avermitilis genes required for avermectin biosynthesis utilizing a novel integration vector. Gene. 111(1). 61–68. 635 indexed citations breakdown →

7.

Gewain, Keith M., James Occi, F Foor, & Douglas J. MacNeil. (1992). Vectors for generating nested deletions and facilitating subcloning G + C-rich DNA between Escherichia coli and Streptomyces sp.. Gene. 119(1). 149–150. 10 indexed citations

8.

MacNeil, Douglas J., James Occi, Keith M. Gewain, et al.. (1992). Complex organization of the Streptomyces avermitilis genes encoding the avermectin polyketide synthase. Gene. 115(1-2). 119–125. 156 indexed citations

9.

Lundell, Daniel, Robert S. Greenberg, James Fossetta, et al.. (1990). Cytoplasmic and periplasmic expression of a highly basic protein, human interleukin 4, inEscherichia coli. Journal of Industrial Microbiology & Biotechnology. 5(4). 215–227. 13 indexed citations

10.

Shaw, Karen Joy, Claudia Cramer, Ronald Mierzwa, et al.. (1989). Isolation, characterization, and DNA sequence analysis of an AAC(6')-II gene from Pseudomonas aeruginosa. Antimicrobial Agents and Chemotherapy. 33(12). 2052–2062. 50 indexed citations

11.

Greenberg, Robert S., Daniel Lundell, S.G. Bonitz, et al.. (1988). Expression of biologically active, mature human granulocyte-macrophage colony stimulating factor with anE. coli secretory expression system. Current Microbiology. 17(6). 321–332. 16 indexed citations

12.

Greenberg, Robert S., Keith M. Gewain, Karen Joy Shaw, et al.. (1988). Requirements for the high-level expression of murine interleukin-3 cDNA inEscherichia coli. Journal of Industrial Microbiology & Biotechnology. 3(6). 333–341. 2 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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