Stephen T. Sawyer

4.1k total citations · 1 hit paper
58 papers, 3.5k citations indexed

About

Stephen T. Sawyer is a scholar working on Physiology, Hematology and Molecular Biology. According to data from OpenAlex, Stephen T. Sawyer has authored 58 papers receiving a total of 3.5k indexed citations (citations by other indexed papers that have themselves been cited), including 29 papers in Physiology, 24 papers in Hematology and 22 papers in Molecular Biology. Recurrent topics in Stephen T. Sawyer's work include Erythrocyte Function and Pathophysiology (28 papers), Erythropoietin and Anemia Treatment (22 papers) and Cytokine Signaling Pathways and Interactions (13 papers). Stephen T. Sawyer is often cited by papers focused on Erythrocyte Function and Pathophysiology (28 papers), Erythropoietin and Anemia Treatment (22 papers) and Cytokine Signaling Pathways and Interactions (13 papers). Stephen T. Sawyer collaborates with scholars based in United States, Spain and Canada. Stephen T. Sawyer's co-authors include Stanley Cohen, S B Krantz, Sarah M. Jacobs-Helber, Kalyani Penta, Mark J. Koury, Maurice C. Bondurant, K Sawada, Amittha Wickrema, Eugene Goldwasser and EN Dessypris and has published in prestigious journals such as Proceedings of the National Academy of Sciences, Journal of Biological Chemistry and Journal of Clinical Investigation.

In The Last Decade

Stephen T. Sawyer

57 papers receiving 3.3k 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.

Enhancement of calcium uptake and phosphatidylinositol turnover by epidermal growth factor in A-431 cells

1981 367 citations Stephen T. Sawyer et al. Biochemistry profile →

Peers

Countries citing papers authored by Stephen T. Sawyer

Since Specialization

Citations

This map shows the geographic impact of Stephen T. Sawyer'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 Stephen T. Sawyer with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Stephen T. Sawyer more than expected).

Fields of papers citing papers by Stephen T. Sawyer

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Stephen T. Sawyer. 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 Stephen T. Sawyer. The network helps show where Stephen T. Sawyer may publish in the future.

Co-authorship network of co-authors of Stephen T. Sawyer

This figure shows the co-authorship network connecting the top 25 collaborators of Stephen T. Sawyer. A scholar is included among the top collaborators of Stephen T. Sawyer 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 Stephen T. Sawyer. Stephen T. Sawyer 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	Binding Studies on the Erythropoietin Receptor 2015 ·Contributions to nephrology ·Takayuki Hosoi, Stephen T. Sawyer, W. David Hankins, Sanford B. Krantz	0
2	The Role of Erythropoietin in Erythroid Cell Differentiation 2015 ·Contributions to nephrology ·Sanford B. Krantz, Stephen T. Sawyer, Kenichi Sawada	1
3	Kruppel-like transcription factors KLF1 and KLF2 have unique and coordinate roles in regulating embryonic erythroid precursor maturation 2014 ·Haematologica ·Divya S. Vinjamur, (unknown), (unknown), Jack L. Haar, Stephen T. Sawyer, Joyce A. Lloyd	16
4	Erythropoietin-induced phosphorylation/degradation of BIM contributes to survival of erythroid cells 2008 ·Experimental Hematology ·(unknown), Jingchun Chen, (unknown), Joyce A. Lloyd, Stephen T. Sawyer, Hisashi Harada	26
5	Erythropoietin-dependent autocrine secretion of tumor necrosis factor-alpha in hematopoietic cells modulates proliferation via MAP kinase–ERK-1/2 and does not require tyrosine docking sites in the EPO receptor 2004 ·Experimental Cell Research ·Jingchun Chen, Sarah M. Jacobs-Helber, Dwayne L. Barber, Stephen T. Sawyer	13
6	Role of JunB in Erythroid Differentiation 2002 ·Journal of Biological Chemistry ·Sarah M. Jacobs-Helber, (unknown), Cuixia Tian, Maurice C. Bondurant, Amittha Wickrema, Stephen T. Sawyer	28
7	State-of-the-Art Review: Unraveling Distinct Intracellular Signals That Promote Survival and Proliferation: Study of Erythropoietin, Stem Cell Factor, and Constitutive Signaling in Leukemic Cells 2000 ·Journal of Hematotherapy & Stem Cell Research ·Stephen T. Sawyer, Sarah M. Jacobs-Helber	23
8	Engagement of Gab1 and Gab2 in Erythropoietin Signaling 1999 ·Journal of Biological Chemistry ·Amittha Wickrema, Shahab Uddin, Arun K. Sharma, Fei Chen, Yazan Alsayed, Sarfraz Ahmad, Stephen T. Sawyer, Gerald Krystal, Taolin Yi, (unknown), Masahiko Hibi, Toshio Hirano, Leonidas C. Platanias	89
9	Protein Kinase B (c-Akt), Phosphatidylinositol 3-Kinase, and STAT5 Are Activated by Erythropoietin (EPO) in HCD57 Erythroid Cells But Are Constitutively Active in an EPO-Independent, Apoptosis-Resistant Subclone (HCD57-SREI Cells) 1999 ·Blood ·Haifeng Bao, Sarah M. Jacobs-Helber, (unknown), Kalyani Penta, Amittha Wickrema, Stephen T. Sawyer	122
10	AP1 Regulation of Proliferation and Initiation of Apoptosis in Erythropoietin-Dependent Erythroid Cells 1998 ·Molecular and Cellular Biology ·Sarah M. Jacobs-Helber, Amittha Wickrema, Michael J. Birrer, Stephen T. Sawyer	91
11	Distinct Signaling from Stem Cell Factor and Erythropoietin in HCD57 Cells 1997 ·Journal of Biological Chemistry ·Sarah M. Jacobs-Helber, Kalyani Penta, (unknown), (unknown), Stephen T. Sawyer	87
12	Effects of Short and Long Term Ethanol on the Activation of Signal Transducer and Activator Transcription Factor 3 in Normal and Regenerating Liver 1997 ·Biochemical and Biophysical Research Communications ·Jianping Chen, Haifeng Bao, Stephen T. Sawyer, George Kunos, Bin Gao	37
13	Association of JAK2 and STAT5 with Erythropoietin Receptors 1996 ·Journal of Biological Chemistry ·Stephen T. Sawyer, Kalyani Penta	62
14	Erythropoietin transplacental passage — Review of animal studies 1995 ·Journal of Perinatal Medicine ·John A. Widness, Robert L. Schmidt, Stephen T. Sawyer	32
15	The Expression and Role of Human Erythropoietin Receptor in Erythroid and Nonerythroid Cells 1994 ·Annals of the New York Academy of Sciences ·(unknown), Teresa A. Zimmers, Jacalyn H. Pierce, Pamela N. Pharr, Alan N. Schechter, Stephen T. Sawyer, Sandra K. Ruscetti, Jerry L. Spivak, W. David Hankins	3
16	Photoaffinity labeling of the erythropoietin receptor and its identification in a ligand-free form 1991 ·Biochemistry ·Takayuki Hosoi, Stephen T. Sawyer, Sanford B. Krantz	15
17	Human colony-forming units-erythroid do not require accessory cells, but do require direct interaction with insulin-like growth factor I and/or insulin for erythroid development. 1989 ·Journal of Clinical Investigation ·K Sawada, S B Krantz, EN Dessypris, (unknown), Stephen T. Sawyer	173
18	Quantitation of specific binding of erythropoietin to human erythroid colony‐forming cells 1988 ·Journal of Cellular Physiology ·K Sawada, S B Krantz, Stephen T. Sawyer, Curt I. Civin	100
19	Purification of erythroid progenitor cells and characterization of erythropoietin receptors. 1988 ·PubMed ·Sanford B. Krantz, Stephen T. Sawyer, K Sawada	4
20	[30] Large-scale procurement of erythropoietin-responsive erythroid cells: Assay for biological activity of erythropoietin 1987 ·Methods in enzymology on CD-ROM/Methods in enzymology ·Stephen T. Sawyer, Mark J. Koury, Maurice C. Bondurant	45

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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