Keith M. Gewain

1.4k citations

12 papers · 1.1k indexed · 1 hit paper · h-index 11

Co-authors: Douglas J. MacNeil Tanya MacNeil Carolyn L. Ruby Patrice H. Gibbons Gabe Dezeny James Occi C. Richard Hutchinson Jonathan Kennedy
Topics: RNA and protein synthesis mechanisms (6 papers)Bacterial Genetics and Biotechnology (6 papers)Genomics and Phylogenetic Studies (6 papers)
Cited by: Pharmacology Biotechnology Molecular Medicine
Journals: Nature Biotechnology Journal of Bacteriology Annals of the New York Academy of Sciences
Partner nations: United States Italy

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

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

#	Work	Indexed citations
1	Insights about the biosynthesis of the avermectin deoxysugar L-oleandrose through heterologous expression of Streptomyces avermitilis deoxysugar genes in Streptomyces lividans 2001 ·Chemistry & Biology ·Sven‐Eric Wohlert,(unknown),(unknown),Leonid Fonstein,James Occi,Keith M. Gewain,Douglas J. MacNeil,C. Richard Hutchinson	50
2	Production of the antitumor drug epirubicin (4′-epidoxorubicin) and its precursor by a genetically engineered strain of Streptomyces peucetius 1998 ·Nature Biotechnology ·Krishnamurthy Madduri,Jonathan Kennedy,(unknown),(unknown),(unknown),(unknown),(unknown),Keith M. Gewain,James Occi,Douglas J. MacNeil,C. Richard Hutchinson	108
3	Correlation of the Avermectin Polyketide Synthase Genes to the Avermectin Structure: Implications for Designing Novel Avermectins 1994 ·Annals of the New York Academy of Sciences ·Douglas J. MacNeil,James Occi,Keith M. Gewain,Tanya MacNeil	21
4	Deletion analysis of the avermectin biosynthetic genes of Streptomyces avermitilis by gene cluster displacement 1993 ·Journal of Bacteriology ·Tanya MacNeil,Keith M. Gewain,Douglas J. MacNeil	31
5	The mγδ-1 element, a small γδ (Tn1000) derivative useful for plasmid mutagenesis, allele replacement and DNA sequencing 1992 ·Gene ·Claire M. Berg,(unknown),Wang Gan,Xiaoxin Xu,Lin Liu,Douglas J. MacNeil,Keith M. Gewain,Lawrence A. Wiater,Douglas E. Berg	34
6	Analysis of Streptomyces avermitilis genes required for avermectin biosynthesis utilizing a novel integration vectorbreakdown → 1992 ·Gene ·Douglas J. MacNeil,Keith M. Gewain,Carolyn L. Ruby,Gabe Dezeny,Patrice H. Gibbons,Tanya MacNeil	635
7	Vectors for generating nested deletions and facilitating subcloning G + C-rich DNA between Escherichia coli and Streptomyces sp. 1992 ·Gene ·Keith M. Gewain,James Occi,F Foor,Douglas J. MacNeil	10
8	Complex organization of the Streptomyces avermitilis genes encoding the avermectin polyketide synthase 1992 ·Gene ·Douglas J. MacNeil,James Occi,Keith M. Gewain,Tanya MacNeil,Patrice H. Gibbons,Carolyn L. Ruby,(unknown)	156
9	Cytoplasmic and periplasmic expression of a highly basic protein, human interleukin 4, inEscherichia coli 1990 ·Journal of Industrial Microbiology & Biotechnology ·Daniel Lundell,Robert S. Greenberg,(unknown),(unknown),James Fossetta,Keith M. Gewain,Rob Kastelein,Charles A. Lunn,(unknown),Chandravadan Shah,(unknown),Satwant K. Narula	13
10	Isolation, characterization, and DNA sequence analysis of an AAC(6')-II gene from Pseudomonas aeruginosa 1989 ·Antimicrobial Agents and Chemotherapy ·Karen Joy Shaw,Claudia Cramer,(unknown),Ronald Mierzwa,Keith M. Gewain,George H. Miller,R S Hare	50
11	Expression of biologically active, mature human granulocyte-macrophage colony stimulating factor with anE. coli secretory expression system 1988 ·Current Microbiology ·Robert S. Greenberg,Daniel Lundell,(unknown),S.G. Bonitz,(unknown),James Fossetta,BETH R. FROMMER,Keith M. Gewain,Mitchell H. Katz,Paul J. Leibowitz,Satwant K. Narula,Robert Kastelein,(unknown)	16
12	Requirements for the high-level expression of murine interleukin-3 cDNA inEscherichia coli 1988 ·Journal of Industrial Microbiology & Biotechnology ·Robert S. Greenberg,Keith M. Gewain,Karen Joy Shaw,BETH R. FROMMER,(unknown),Sandra Zurawski,Gérard Zurawski,Satwant K. Narula,Paul J. Leibowitz	2

About Keith M. Gewain

Keith M. Gewain is a scholar working on Endocrinology, Genetics and Molecular Medicine, having authored 12 papers that have together received 1.1k indexed citations. Recurring topics across this work include RNA and protein synthesis mechanisms (6 papers), Bacterial Genetics and Biotechnology (6 papers) and Genomics and Phylogenetic Studies (6 papers). The work is most often cited by research in Pharmacology (742 citations), Biotechnology (162 citations) and Molecular Medicine (69 citations). Keith M. Gewain has collaborated with scholars based in United States and Italy. Frequent 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. Their work appears in journals such as Nature Biotechnology, Journal of Bacteriology and Annals of the New York Academy of Sciences.

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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