J H Karam

2.8k total citations · 1 hit paper
46 papers, 2.2k citations indexed

About

J H Karam is a scholar working on Endocrinology, Diabetes and Metabolism, Surgery and Molecular Biology. According to data from OpenAlex, J H Karam has authored 46 papers receiving a total of 2.2k indexed citations (citations by other indexed papers that have themselves been cited), including 17 papers in Endocrinology, Diabetes and Metabolism, 15 papers in Surgery and 12 papers in Molecular Biology. Recurrent topics in J H Karam's work include Pancreatic function and diabetes (15 papers), Diabetes Management and Research (9 papers) and Metabolism, Diabetes, and Cancer (9 papers). J H Karam is often cited by papers focused on Pancreatic function and diabetes (15 papers), Diabetes Management and Research (9 papers) and Metabolism, Diabetes, and Cancer (9 papers). J H Karam collaborates with scholars based in United States, United Kingdom and China. J H Karam's co-authors include G I Bell, W J Rutter, John E. Gerich, Mara Lorenzi, Graeme I. Bell, Peter H. Forsham, Eva Tsalikian, Victor Schneider, Stephen B. Lewis and Thomas Schultz and has published in prestigious journals such as Proceedings of the National Academy of Sciences, The Lancet and Nucleic Acids Research.

In The Last Decade

J H Karam

40 papers receiving 2.1k 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.

Polymorphic DNA region adjacent to the 5' end of the human insulin gene.

1981 827 citations G I Bell, J H Karam et al. profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name	h						Papers	Cites
J H Karam United States	17	841	812	705	618	277	46	2.2k
Norman Fleischer United States	27	767 0.9×	830 1.0×	904 1.3×	527 0.9×	252 0.9×	50	2.1k
D Andreani Italy	25	376 0.4×	984 1.2×	589 0.8×	815 1.3×	257 0.9×	124	2.2k
K. Hall Sweden	27	827 1.0×	1.4k 1.7×	291 0.4×	392 0.6×	289 1.0×	58	2.3k
Kristin Ellison United States	23	1.2k 1.5×	722 0.9×	372 0.5×	310 0.5×	205 0.7×	46	2.9k
Billie M. Moats‐Staats United States	24	796 0.9×	988 1.2×	485 0.7×	342 0.6×	293 1.1×	46	2.1k
Anna M. Kessling United Kingdom	25	601 0.7×	641 0.8×	720 1.0×	592 1.0×	282 1.0×	49	1.9k
Naohisa Oda Japan	17	923 1.1×	504 0.6×	973 1.4×	796 1.3×	299 1.1×	37	2.1k
Loredana Farilla United States	14	793 0.9×	1.0k 1.2×	936 1.3×	460 0.7×	204 0.7×	22	2.0k
Wolfgang Höppner Germany	25	834 1.0×	918 1.1×	528 0.7×	348 0.6×	127 0.5×	88	2.1k
Yoshihiko Yamaguchi Japan	25	540 0.6×	852 1.0×	664 0.9×	755 1.2×	192 0.7×	66	1.8k

Countries citing papers authored by J H Karam

Since Specialization

Citations

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

Fields of papers citing papers by J H Karam

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by J H Karam. 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 J H Karam. The network helps show where J H Karam may publish in the future.

Co-authorship network of co-authors of J H Karam

This figure shows the co-authorship network connecting the top 25 collaborators of J H Karam. A scholar is included among the top collaborators of J H Karam 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 J H Karam. J H Karam 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

Karam, J H, Margaret M. Paul, Chrisandra Shufelt, et al.. (2025). Evaluating the Efficacy of a Mobile Phone App in Enhancing Menopause Knowledge and Shared Decision-Making: Protocol for a Randomized Controlled Trial. JMIR Research Protocols. 14. e76536–e76536.

Karam, J H, Chrisandra Shufelt, Sheryl A. Kingsberg, et al.. (2025). Understanding the sexual concerns of older women presenting for care to women’s health clinics: a cross-sectional study. Menopause The Journal of The North American Menopause Society. 32(12). 1095–1102.

Karam, J H, et al.. (2025). Research recruitment strategies in the digital era: Opportunities and challenges of social media. Contemporary Clinical Trials. 156. 108033–108033.

Bell, Graeme I., et al.. (2007). The Molecular Genetics of Diabetes Mellitus. Novartis Foundation symposium. 130. 167–183. 1 indexed citations

Vollmer, Regis R., Xia Li, J H Karam, & Janet A. Amico. (2006). Sodium ingestion in oxytocin knockout mice. Experimental Neurology. 202(2). 441–448. 12 indexed citations

Karam, J H. (1996). Reversible Insulin Resistance in Non-Insulin-Dependent Diabetes Mellitus. Hormone and Metabolic Research. 28(9). 440–444. 19 indexed citations

Laborde, F, et al.. (1993). A new video-assisted thoracoscopic surgical technique for interruption of patent ductus arteriosus in infants and children. Journal of Thoracic and Cardiovascular Surgery. 105(2). 278–280. 146 indexed citations

Taboga, Claudio, Elizabeth Salamon, A C Moses, et al.. (1990). Biological Activity of Nasally Administered Insulin in Normal Subjects. Hormone and Metabolic Research. 22(3). 170–174. 35 indexed citations

Xiang, Kehui, J H Karam, & Graeme I. Bell. (1987). BamHI RFLP at the insulin-like growth factor II (IGF2) locus on chromosome 11. Nucleic Acids Research. 15(18). 7655–7655. 11 indexed citations

10.

Xiang, K., et al.. (1987). Bgl II RFLP at the human erythrocyte/HepG2-type glucose transporter (GLUT) locus on chromosome 1. Nucleic Acids Research. 15(21). 9101–9101. 2 indexed citations

11.

Karam, J H, et al.. (1986). Selective Unresponsiveness of Pancreatic β-Cells to Acute Sulfonylurea Stimulation During Sulfonylurea Therapy in NIDDM. Diabetes. 35(12). 1314–1320. 71 indexed citations

12.

Lorenzi, Mara & J H Karam. (1985). Human insulin in the treatment of insulin allergy.. PubMed. 143(3). 387–8. 1 indexed citations

13.

Raffel, Leslie J., G. A. Hitman, G I Bell, et al.. (1985). 849 THE INSULIN GENE POLYMORPHISM IN TYPE I DIABETES (IDDM) FAMILIES. Pediatric Research. 19(4). 252A–252A.

14.

Permutt, M. Alan, et al.. (1985). Lack of association of the polymorphic locus in the 5'-flanking region of the human insulin gene and diabetes in American blacks. Diabetes. 34(5). 433–439. 18 indexed citations

15.

Karam, J H. (1979). Obesity: fat cells--not fat people.. PubMed. 130(2). 128–32. 1 indexed citations

16.

Lorenzi, Mara, Eva Tsalikian, Nancy V. Bohannon, et al.. (1977). Differential Effects ofl-Dopa and Apomorphine on Glucagon Secretion in Man: Evidence Against Central Dopaminergic Stimulation of Glucagon. The Journal of Clinical Endocrinology & Metabolism. 45(6). 1154–1158. 13 indexed citations

17.

Gerich, John E., Thomas Schultz, Stephen B. Lewis, & J H Karam. (1977). Clinical evaluation of somatostatin as a potential adjunct to insulin in the management of diabetes mellitus. Diabetologia. 13(5). 537–544. 52 indexed citations

18.

Thomopoulos, P, et al.. (1972). [Statistical study of a series of exophthalmos cases without thyrotoxicosis analysed according to the Werner's test response].. PubMed. 32(3). 430–7. 1 indexed citations

19.

Karam, J H. (1965). CRITICAL FACTORS IN EXCESSIVE SERUM-INSULIN RESPONSE TO GLUCOSE OBESITY IN MATURITY-ONSET DIABETES AND GROWTH HORMONE IN ACROMEGALY. The Lancet. 285(7380). 286–289. 100 indexed citations

20.

Karam, J H, et al.. (1961). Renal citrate and urinary calcium excretion--the effects of growth hormone contrasted with those of sodium fluoroacetate.. PubMed. 21. 265–72. 8 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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