Tangai E. Chagwedera

1.3k total citations · 1 hit paper
11 papers, 1.1k citations indexed

About

Tangai E. Chagwedera is a scholar working on Molecular Biology, Pharmacology and Plant Science. According to data from OpenAlex, Tangai E. Chagwedera has authored 11 papers receiving a total of 1.1k indexed citations (citations by other indexed papers that have themselves been cited), including 8 papers in Molecular Biology, 3 papers in Pharmacology and 3 papers in Plant Science. Recurrent topics in Tangai E. Chagwedera's work include Natural product bioactivities and synthesis (5 papers), Thermodynamic properties of mixtures (2 papers) and Bioactive natural compounds (2 papers). Tangai E. Chagwedera is often cited by papers focused on Natural product bioactivities and synthesis (5 papers), Thermodynamic properties of mixtures (2 papers) and Bioactive natural compounds (2 papers). Tangai E. Chagwedera collaborates with scholars based in United States, Zimbabwe and Canada. Tangai E. Chagwedera's co-authors include A. Douglas Kinghorn, John M. Pezzuto, Heebyung Chai, Geoffrey A. Cordell, Norman R. Farnsworth, Emily Pisha, Daniel M. Brown, Mansukh C. Wani, Tapas K. Das Gupta and Ik‐Soo Lee and has published in prestigious journals such as Nature Medicine, The Journal of Chemical Physics and Biophysical Journal.

In The Last Decade

Tangai E. Chagwedera

11 papers receiving 997 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.

Discovery of betulinic acid as a selective inhibitor of human melanoma that functions by induction of apoptosis

1995 734 citations Emily Pisha, Heebyung Chai et al. Nature Medicine profile →

Peers

Countries citing papers authored by Tangai E. Chagwedera

Since Specialization

Citations

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

Fields of papers citing papers by Tangai E. Chagwedera

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Tangai E. Chagwedera. 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 Tangai E. Chagwedera. The network helps show where Tangai E. Chagwedera may publish in the future.

Co-authorship network of co-authors of Tangai E. Chagwedera

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

All Works

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11 of 11 papers shown

#	Work	Indexed citations
1	Sphenostylisins A–K: Bioactive Modified Isoflavonoid Constituents of the Root Bark of Sphenostylis marginata ssp. erecta 2013 ·The Journal of Organic Chemistry ·(unknown), Pan Li, Ye Deng, (unknown), Chunhua Yuan, (unknown), Heebyung Chai, Tangai E. Chagwedera, Norman R. Farnsworth, Esperanza J. Carcache de Blanco, Chenglong Li, Djaja D. Soejarto, A. Douglas Kinghorn	17
2	In vitro inhibitory effects of Hypoxis obtusa and Dicoma anomala on cyp450 enzymes and p-glycoprotein 2009 ·African Journal of Pharmacy and Pharmacology ·(unknown), Alan R. Wolfe, Leslie Z. Benet, B. Joseph Guglielmo, Tangai E. Chagwedera, Charles C. Maponga, Collen Masimirembwa	18
3	Novel stilbenes isolated from the root bark of Ekebergia benguelensis 2001 ·Tetrahedron Letters ·Daniel Chávez, Heebyung Chai, Tangai E. Chagwedera, Qi Gao, Norman R. Farnsworth, Geoffrey A. Cordell, John M. Pezzuto, A. Douglas Kinghorn	20
4	Cytotoxic prenylated flavanones from Monotes engleri 1997 ·Phytochemistry ·(unknown), Gloria L. Silva, Heebyung Chai, Tangai E. Chagwedera, Norman R. Farnsworth, Geoffrey A. Cordell, John M. Pezzuto, A. Douglas Kinghorn	49
5	Cell-cycle specific cytotoxicity mediated by rearranged ent-kaurene diterpenoids isolated from Parinari curatellifolia 1996 ·Chemico-Biological Interactions ·(unknown), Lisa A. Shamon, Heebyung Chai, Tangai E. Chagwedera, Jeffrey M. Besterman, Norman R. Farnsworth, Geoffrey A. Cordell, John M. Pezzuto, A. Douglas Kinghorn	41
6	(-)-Roemerine, an Aporphine Alkaloid from Annona senegalensis That Reverses the Multidrug-Resistance Phenotype with Cultured Cells 1995 ·Journal of Natural Products ·Min You, D.B.Mahinda Wickramaratne, Gloria L. Silva, Heebyung Chai, Tangai E. Chagwedera, Norman R. Farnsworth, Geoffrey A. Cordell, A. Douglas Kinghorn, John M. Pezzuto	95
7	Discovery of betulinic acid as a selective inhibitor of human melanoma that functions by induction of apoptosis breakdown → 1995 ·Nature Medicine ·Emily Pisha, Heebyung Chai, Ik‐Soo Lee, Tangai E. Chagwedera, Norman R. Farnsworth, Geoffrey A. Cordell, (unknown), Harry H. S. Fong, A. Douglas Kinghorn, Daniel M. Brown, Mansukh C. Wani, Monroe E. Wall, Tina J. Hieken, Tapas K. Das Gupta, John M. Pezzuto	734
8	Novel Antimitotic Dibenzocyclo-Octadiene Lignan Constituents of the Stem Bark of Steganotaenia araliacea 1993 ·Journal of Natural Products ·D.B.Mahinda Wickramaratne, Thitima Pengsuparp, Winnie A. Mar, (unknown), Tangai E. Chagwedera, Chris Beecher, N.R. Farnsworth, A. Douglas Kinghorn, John M. Pezzuto, Geoffrey A. Cordell	30
9	Pressure tuning of frequencies and resonance in the infrared and Raman spectra of n-pentadecane 1991 ·Journal of Molecular Structure ·P. T. T. Wong, Tangai E. Chagwedera, Henry H. Mantsch	6
10	Effect of cholesterol on structural and dynamic properties of tripalmitoyl glyceride. A high-pressure infrared spectroscopic study 1989 ·Biophysical Journal ·Paul Wong, Tangai E. Chagwedera, Henry H. Mantsch	8
11	Structural aspects of the effect of pressure on the Raman and infrared spectra of n-hexadecane 1987 ·The Journal of Chemical Physics ·P. T. T. Wong, Tangai E. Chagwedera, Henry H. Mantsch	42

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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