Robert A. Rizza

26.6k total citations · 4 hit papers
265 papers, 21.0k citations indexed

About

Robert A. Rizza is a scholar working on Endocrinology, Diabetes and Metabolism, Surgery and Molecular Biology. According to data from OpenAlex, Robert A. Rizza has authored 265 papers receiving a total of 21.0k indexed citations (citations by other indexed papers that have themselves been cited), including 170 papers in Endocrinology, Diabetes and Metabolism, 94 papers in Surgery and 84 papers in Molecular Biology. Recurrent topics in Robert A. Rizza's work include Diabetes Management and Research (82 papers), Metabolism, Diabetes, and Cancer (74 papers) and Pancreatic function and diabetes (63 papers). Robert A. Rizza is often cited by papers focused on Diabetes Management and Research (82 papers), Metabolism, Diabetes, and Cancer (74 papers) and Pancreatic function and diabetes (63 papers). Robert A. Rizza collaborates with scholars based in United States, Italy and Canada. Robert A. Rizza's co-authors include Peter C. Butler, John E. Gerich, Claudio Cobelli, Alexandra E. Butler, Rita Basu, Chiara Dalla Man, Robert Ritzel, Juliette Janson, Susan Bonner‐Weir and Ananda Basu and has published in prestigious journals such as New England Journal of Medicine, JAMA and Circulation.

In The Last Decade

Robert A. Rizza

260 papers receiving 20.2k citations

Hit Papers

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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.

β-Cell Deficit and Increased β-Cell Apoptosis in Humans With Type 2 Diabetes

2003 3.2k citations Alexandra E. Butler, Robert A. Rizza et al. Diabetes profile →
Meal Simulation Model of the Glucose-Insulin System

2007 689 citations Chiara Dalla Man, Robert A. Rizza et al. IEEE Transactions on Biomedical Engineering profile →
Cortisol-Induced Insulin Resistance in Man: Impaired Suppression of Glucose Production and Stimulation of Glucose Utilization due to a Postreceptor Defect of Insulin Action*

1982 564 citations Robert A. Rizza, John E. Gerich et al. The Journal of Clinical Endocrinology & Metabolism profile →
β-Cell Replication Is the Primary Mechanism Subserving the Postnatal Expansion of β-Cell Mass in Humans

2008 515 citations Juris J. Meier, Alexandra E. Butler et al. Diabetes profile →

Author Peers

Peers are selected by citation overlap in the author's most active subfields. citations · hero ref

Author						Papers	Cites
Robert A. Rizza	11.7k	9.2k	5.8k	5.4k	4.5k	265	21.0k
John E. Gerich	15.4k 1.3×	8.9k 1.0×	7.8k 1.3×	7.5k 1.4×	4.3k 1.0×	343	26.4k
Kenneth S. Polonsky	7.1k 0.6×	8.2k 0.9×	5.9k 1.0×	3.0k 0.6×	4.5k 1.0×	158	16.4k
Henning Beck‐Nielsen	8.3k 0.7×	4.6k 0.5×	8.3k 1.4×	7.2k 1.3×	2.7k 0.6×	447	23.2k
Yutaka Seino	11.2k 1.0×	7.2k 0.8×	8.5k 1.5×	3.1k 0.6×	2.4k 0.5×	558	22.4k
Marc Y. Donath	5.5k 0.5×	7.0k 0.8×	6.3k 1.1×	3.8k 0.7×	5.0k 1.1×	165	19.5k
Sten Madsbad	17.0k 1.5×	11.7k 1.3×	7.1k 1.2×	7.1k 1.3×	2.9k 0.6×	545	27.6k
Eiichi Araki	7.6k 0.6×	5.7k 0.6×	9.4k 1.6×	3.4k 0.6×	2.1k 0.5×	300	21.4k
Allan Vaag	6.5k 0.6×	3.9k 0.4×	7.7k 1.3×	6.3k 1.2×	2.9k 0.6×	419	20.7k
Robert R. Henry	12.8k 1.1×	7.0k 0.8×	11.0k 1.9×	7.1k 1.3×	1.9k 0.4×	292	27.8k
Per‐Henrik Groop	9.8k 0.8×	4.3k 0.5×	5.8k 1.0×	4.2k 0.8×	4.1k 0.9×	522	23.0k

Countries citing papers authored by Robert A. Rizza

Since Specialization

Citations

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

Fields of papers citing papers by Robert A. Rizza

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Robert A. Rizza. 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 Robert A. Rizza. The network helps show where Robert A. Rizza may publish in the future.

Co-authorship network of co-authors of Robert A. Rizza

This figure shows the co-authorship network connecting the top 25 collaborators of Robert A. Rizza. A scholar is included among the top collaborators of Robert A. Rizza 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 Robert A. Rizza. Robert A. Rizza 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

Rothberg, Amy E., et al.. (2025). Lifestyle Change Interventions: Effectiveness of REWIND, a Virtual, Community‐Based Weight Management Program. Obesity Science & Practice. 11(5). e70092–e70092.

Weivoda, Megan, David G. Monroe, Joshua N. Farr, et al.. (2020). Identification of osteoclast-osteoblast coupling factors in humans reveals links between bone and energy metabolism. Nature Communications. 11(1). 87–87. 163 indexed citations

Sathananthan, Matheni, Meera Shah, Karen Grothe, et al.. (2015). Six and 12 Weeks of Caloric Restriction Increases β Cell Function and Lowers Fasting and Postprandial Glucose Concentrations in People with Type 2 Diabetes1–3. Journal of Nutrition. 145(9). 2046–2051. 40 indexed citations

Saad, Ahmed, Chiara Dalla Man, Debashis Nandy, et al.. (2012). Diurnal Pattern to Insulin Secretion and Insulin Action in Healthy Individuals. Diabetes. 61(11). 2691–2700. 214 indexed citations

Saisho, Yoshifumi, Alexandra E. Butler, Erica Manesso, et al.. (2012). β-Cell Mass and Turnover in Humans. Diabetes Care. 36(1). 111–117. 306 indexed citations

Smushkin, Galina, Matheni Sathananthan, Francesca Piccinini, et al.. (2012). The Effect of a Bile Acid Sequestrant on Glucose Metabolism in Subjects With Type 2 Diabetes. Diabetes. 62(4). 1094–1101. 70 indexed citations

Sathananthan, Airani, Chiara Dalla Man, Alan R. Zinsmeister, et al.. (2011). A concerted decline in insulin secretion and action occurs across the spectrum of fasting and postchallenge glucose concentrations. Clinical Endocrinology. 76(2). 212–219. 31 indexed citations

Meier, Juris J., Alexandra E. Butler, Yoshifumi Saisho, et al.. (2008). β-Cell Replication Is the Primary Mechanism Subserving the Postnatal Expansion of β-Cell Mass in Humans. Diabetes. 57(6). 1584–1594. 515 indexed citations breakdown →

Kudva, Yogish C., Ananda Basu, Gregory D. Jenkins, et al.. (2007). Glycemic Variation and Hypoglycemia in Patients with well-Controlled Type 1 Diabetes on a Multiple Daily Insulin Injection Program with use of Glargine and Ultralente as Basal Insulin. Endocrine Practice. 13(3). 244–250. 16 indexed citations

10.

Man, Chiara Dalla, Robert A. Rizza, & Claudio Cobelli. (2007). Meal Simulation Model of the Glucose-Insulin System. IEEE Transactions on Biomedical Engineering. 54(10). 1740–1749. 689 indexed citations breakdown →

11.

Gandhi, Gunjan Y., Gregory A. Nuttall, Martin Abel, et al.. (2005). Intraoperative Hyperglycemia and Perioperative Outcomes in Cardiac Surgery Patients. Mayo Clinic Proceedings. 80(7). 862–866. 358 indexed citations

12.

Man, Chiara Dalla, Andrea Caumo, Rita Basu, et al.. (2005). Measurement of selective effect of insulin on glucose disposal from labeled glucose oral test minimal model. American Journal of Physiology-Endocrinology and Metabolism. 289(5). E909–E914. 44 indexed citations

13.

Rizza, Robert A.. (2004). Getting Started with Pro/ENGINEER(R): Wildfire (3rd Edition). Prentice-Hall, Inc eBooks. 1 indexed citations

14.

Zangeneh, Farhad, Rita Basu, Pankaj Shah, et al.. (2003). Enteral infusion of glucose at rates approximating EGP enhances glucose disposal but does not cause hypoglycemia. American Journal of Physiology-Endocrinology and Metabolism. 285(2). E280–E286. 10 indexed citations

15.

Hasdai, David, Robert A. Rizza, Diane E. Grill, et al.. (2001). Treatment of Diabetes mellitus by Diet Alone versus Oral Hypoglycemics versus Insulin and Outcome after Successful Percutaneous Coronary Revascularization. 1(3). 138–143. 1 indexed citations

16.

Basu, Rita, Ananda Basu, Michael Festersen Nielsen, Pankaj Shah, & Robert A. Rizza. (1999). Effect of Overnight Restoration of Euglycemia on Glucose Effectiveness in Type 2 Diabetes Mellitus¹. The Journal of Clinical Endocrinology & Metabolism. 84(7). 2314–2319. 10 indexed citations

17.

Alzaid, Aus, Seán F. Dinneen, Stephen T. Turner, & Robert A. Rizza. (1995). Lack of correlation between sodium-lithium countertransport activity and insulin action in non-insulin-dependent diabetes mellitus. Endocrinology and Metabolism. 2(4). 269–274. 1 indexed citations

18.

Freeman, S, Peter C. O’Brien, & Robert A. Rizza. (1991). Use of human ultralente as the basal insulin component in treatment of patients with IDDM. Diabetes Research and Clinical Practice. 12(3). 187–192. 18 indexed citations

19.

Staten, Myrlene A., Nancy Waldeck, Michael S. Ascher, et al.. (1984). Comparison of porcine and semisynthetic human insulins using euglycemic clamp-derived glucose-insulin dose-response curves in insulin-dependent diabetes. Metabolism. 33(2). 132–135. 7 indexed citations

20.

Rizza, Robert A., Heinz W. Wahner, Thomas C. Spelsberg, Robert C. Northcutt, & Harold L. Moses. (1978). Visualization of nonfunctioning adrenal adenomas with iodocholesterol: possible relationship to subcellular distribution of tracer.. PubMed. 19(5). 458–63. 33 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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