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

Polymorphic DNA region adjacent to the 5' end of the huma... 1981 2026 1996 2011 1981 250 500 750
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.

  1. 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

J H Karam
Norman Fleischer United States
D Andreani Italy
K. Hall Sweden
Kristin Ellison United States
Billie M. Moats‐Staats United States
Anna M. Kessling United Kingdom
Naohisa Oda Japan
Loredana Farilla United States
Wolfgang Höppner Germany
Yoshihiko Yamaguchi Japan
Norman Fleischer United States
J H Karam
Citations per year, relative to J H Karam J H Karam (= 1×) peers Norman Fleischer

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

20 of 20 papers shown
1.
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.
2.
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.
3.
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.
4.
Bell, Graeme I., et al.. (2007). The Molecular Genetics of Diabetes Mellitus. Novartis Foundation symposium. 130. 167–183. 1 indexed citations
5.
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
6.
Karam, J H. (1996). Reversible Insulin Resistance in Non-Insulin-Dependent Diabetes Mellitus. Hormone and Metabolic Research. 28(9). 440–444. 19 indexed citations
7.
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
8.
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
9.
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.
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.
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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