Nada Zein

1.6k citations

26 papers · 1.3k indexed · 1 hit paper · h-index 17

Co-authors: George A. Ellestad William J. McGahren A M Sinha Ramaswamy Nilakantan Daniel R. Schroeder G. O. MORTON Kimberly L. Colson Terrence W. Doyle
Topics: Cyclization and Aryne Chemistry (10 papers)DNA and Nucleic Acid Chemistry (7 papers)Phytochemical compounds biological activities (7 papers)
Cited by: Toxicology Organic Chemistry Pharmacology
Journals: Science Proceedings of the National Academy of Sciences Journal of the American Chemical Society
Partner nations: United States Germany Sweden

In The Last Decade

Nada Zein

26 papers receiving 1.2k 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.

Calicheamicin γ ₁ ^I : an Antitumor Antibiotic That Cleaves Double-Stranded DNA Site Specifically

1988 462 citations Nada Zein, A M Sinha et al. Science profile →

Peers

Countries citing papers authored by Nada Zein

Since Specialization

Citations

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

Fields of papers citing papers by Nada Zein

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Nada Zein

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

All Works

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20 of 20 papers shown

#	Work	Indexed citations
1	Use of affinity capillary electrophoresis for the study of protein and drug interactions 1998 ·The Analyst ·Jinping Liu,Mark E. Hail,Mike S. Lee,(unknown),Jon J. Hangeland,Nada Zein	32
2	Synthesis and biological evaluation of a bicyclo [7.4.1]enediyne 1996 ·Bioorganic & Medicinal Chemistry Letters ·Sangku Lee,(unknown),Gary A. Sulikowski,(unknown),Nada Zein	3
3	The proteolytic specificity of the natural enediyne-containing chromoproteins is unique to each chromoprotein 1995 ·Chemistry & Biology ·Nada Zein,Paul D. Reiss,Michael S. Bernatowicz,Mark S. Bolgar	34
4	Maduropeptin: An Antitumor Chromoprotein with Selective Protease Activity and DNA Cleaving Properties 1995 ·Biochemistry ·Nada Zein,(unknown),Kimberly L. Colson,Daniel R. Schroeder	36
5	The synthesis and biological activity of enediyne minor groove binding hybrids 1995 ·Bioorganic & Medicinal Chemistry Letters ·Mark D. Wittman,John F. Kadow,David R. Langley,Dolatrai M. Vyas,William C. Rose,(unknown),Nada Zein	16
6	The effect of propargylic substitution on the activation and aromatization of enediynes 1994 ·Bioorganic & Medicinal Chemistry Letters ·Mark D. Wittman,John F. Kadow,(unknown),(unknown),Harold Mastalerz,Dolatrai M. Vyas,William C. Rose,(unknown),Nada Zein	2
7	Isolation, Structure Determination, and Proposed Mechanism of Action for Artifacts of Maduropeptin Chromophore 1994 ·Journal of the American Chemical Society ·Daniel R. Schroeder,Kimberly L. Colson,Steven E. Klohr,Nada Zein,David R. Langley,Mike S. Lee,James A. Matson,Terrence W. Doyle	61
8	Protein damage caused by a synthetic enediyne core 1993 ·Bioorganic & Medicinal Chemistry Letters ·Nada Zein,(unknown),Anna Maria Casazza,John F. Kadow,Bala Krishnan,(unknown),Dolatrai M. Vyas,Terrence W. Doyle	33
9	Selective proteolytic activity of the antitumor agent kedarcidin. 1993 ·Proceedings of the National Academy of Sciences ·Nada Zein,Anna Maria Casazza,Terrence W. Doyle,John E. Leet,Daniel R. Schroeder,(unknown),Steven G. Nadler	34
10	Kedarcidin chromophore: an enediyne that cleaves DNA in a sequence-specific manner. 1993 ·Proceedings of the National Academy of Sciences ·Nada Zein,Kimberly L. Colson,John E. Leet,Daniel R. Schroeder,(unknown),Terrence W. Doyle,Anna Maria Casazza	35
11	Selektivität und Wirkungsmechanismus neuer DNA‐spaltender Sulfone 1991 ·Angewandte Chemie ·K. C. Nicolaou,Sebastian Wendeborn,Peter E. Maligres,KUNIO ISSHIKI,Nada Zein,George A. Ellestad	3
12	Site-specific atom transfer from DNA to a bound ligand defines the geometry of a DNA-calicheamicin .gamma.1I complex 1990 ·Journal of the American Chemical Society ·James J. De Voss,Craig A. Townsend,(unknown),G. O. MORTON,George A. Ellestad,Nada Zein,Alethea B. Tabor,Stuart L. Schreiber	68
13	Calicheamicin γ ₁ ^I and DNA: Molecular Recognition Process Responsible for Site-Specificity 1989 ·Science ·Nada Zein,(unknown),Ramaswamy Nilakantan,George A. Ellestad	192
14	Exclusive abstraction of nonexchangeable protons from DNA by calicheamicin .gamma.1I 1989 ·Journal of the American Chemical Society ·Nada Zein,William J. McGahren,G. O. MORTON,Joseph Ashcroft,George A. Ellestad	56
15	ChemInform Abstract: Exclusive Abstraction of Nonexchangeable Hydrogens from DNA by Calicheamicin γ1I. 1989 ·ChemInform ·Nada Zein,William J. McGahren,G. O. MORTON,Joseph Ashcroft,George A. Ellestad	2
16	Reactions of the trisulfide moiety in calicheamicin 1989 ·Tetrahedron Letters ·George A. Ellestad,Philip R. Hamann,Nada Zein,G. O. MORTON,Marshall M. Siegel,(unknown),Donald B. Borders,William J. McGahren	22
17	Calicheamicin γ ₁ ^I : an Antitumor Antibiotic That Cleaves Double-Stranded DNA Site Specificallybreakdown → 1988 ·Science ·Nada Zein,A M Sinha,William J. McGahren,George A. Ellestad	462
18	Covalent binding of mitomycin C to nucleosides under reductive conditions 1987 ·Journal of the American Chemical Society ·Nada Zein,Harold Kohn	12
19	The electrophilic and nucleophilic character of the carbon-10 methylene group in mitosenes revealed 1986 ·Journal of the American Chemical Society ·Nada Zein,Harold Kohn	17
20	Studies concerning the mechanism of electrophilic substitution reactions of mitomycin C 1983 ·Journal of the American Chemical Society ·Harold Kohn,Nada Zein	19

About Nada Zein

Nada Zein is a scholar working on Toxicology, Organic Chemistry and Molecular Biology, having authored 26 papers that have together received 1.3k indexed citations. Recurring topics across this work include Cyclization and Aryne Chemistry (10 papers), DNA and Nucleic Acid Chemistry (7 papers) and Phytochemical compounds biological activities (7 papers). The work is most often cited by research in Toxicology (115 citations), Organic Chemistry (783 citations) and Pharmacology (185 citations). Nada Zein has collaborated with scholars based in United States, Germany and Sweden. Frequent co-authors include George A. Ellestad, William J. McGahren, A M Sinha, Ramaswamy Nilakantan, Daniel R. Schroeder, G. O. MORTON, Kimberly L. Colson, Terrence W. Doyle, Harold Kohn and Harold Kohn. Their work appears in journals such as Science, Proceedings of the National Academy of Sciences and Journal of the American Chemical Society.

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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