Sam Berkman

1.2k total citations · 1 hit paper
11 papers, 868 citations indexed

About

Sam Berkman is a scholar working on Molecular Biology, Clinical Biochemistry and Physiology. According to data from OpenAlex, Sam Berkman has authored 11 papers receiving a total of 868 indexed citations (citations by other indexed papers that have themselves been cited), including 3 papers in Molecular Biology, 3 papers in Clinical Biochemistry and 3 papers in Physiology. Recurrent topics in Sam Berkman's work include Clinical Laboratory Practices and Quality Control (3 papers), Amino Acid Enzymes and Metabolism (2 papers) and Metabolism and Genetic Disorders (2 papers). Sam Berkman is often cited by papers focused on Clinical Laboratory Practices and Quality Control (3 papers), Amino Acid Enzymes and Metabolism (2 papers) and Metabolism and Genetic Disorders (2 papers). Sam Berkman collaborates with scholars based in United States. Sam Berkman's co-authors include Richard J. Henry, Orville J. Golub, Neil Chiamori, Charles Sobel, R Henry, M. Segalove, S. Jacobs and Alberto Alfredo Fernandez and has published in prestigious journals such as Journal of Biological Chemistry, Analytical Chemistry and Journal of Bacteriology.

In The Last Decade

Sam Berkman

10 papers receiving 719 citations

Hit Papers

Revised Spectrophotometric Methods for the Determination ... 1960 2026 1982 2004 1960 200 400 600
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. Revised Spectrophotometric Methods for the Determination of Glutamic-Oxalacetic Transaminase, Glutamic-Pyruvic Transaminase, and Lactic Acid Dehydrogenase
    1960 625 citations Richard J. Henry, Neil Chiamori et al. American Journal of Clinical Pathology profile →

Peers — A (Enhanced Table)

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

Name h Career Trend Papers Cites
Sam Berkman United States 8 194 146 123 96 87 11 868
Orville J. Golub United States 10 195 1.0× 147 1.0× 115 0.9× 96 1.0× 89 1.0× 11 951
George E. Phillips United States 14 268 1.4× 133 0.9× 83 0.7× 83 0.9× 95 1.1× 34 921
Philip G. Cabaud United States 7 185 1.0× 94 0.6× 75 0.6× 78 0.8× 67 0.8× 11 723
Joseph I. Routh United States 17 328 1.7× 89 0.6× 79 0.6× 105 1.1× 94 1.1× 43 1.1k
Neil Chiamori United States 12 282 1.5× 157 1.1× 149 1.2× 190 2.0× 144 1.7× 18 1.3k
J. de la Huerga United States 15 147 0.8× 50 0.3× 106 0.9× 71 0.7× 95 1.1× 28 667
Harold Grady United States 14 393 2.0× 117 0.8× 98 0.8× 88 0.9× 199 2.3× 23 1.2k
Elías Amador United States 16 334 1.7× 131 0.9× 123 1.0× 187 1.9× 154 1.8× 49 1.2k
Wendell T. Caraway United States 11 170 0.9× 76 0.5× 77 0.6× 139 1.4× 126 1.4× 23 933
Charles Sobel United States 16 201 1.0× 56 0.4× 64 0.5× 110 1.1× 122 1.4× 23 937

Countries citing papers authored by Sam Berkman

Since Specialization
Citations

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

Fields of papers citing papers by Sam Berkman

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Sam Berkman. 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 Sam Berkman. The network helps show where Sam Berkman may publish in the future.

Co-authorship network of co-authors of Sam Berkman

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

All Works

11 of 11 papers shown
1.
Henry, Richard J., Alberto Alfredo Fernandez, & Sam Berkman. (1964). Studies on the Determination of Bile Pigments. Clinical Chemistry. 10(5). 440–446. 10 indexed citations
2.
Berkman, Sam, et al.. (1962). SIMPLIFIED ANTISTREPTOCOCCAL DEOXYRIBONUCLEASE ASSAY. Journal of Bacteriology. 84(5). 1011–1015. 1 indexed citations
3.
Henry, Richard J., S. Jacobs, & Sam Berkman. (1961). Studies on the Determination of Bile Pigments. Clinical Chemistry. 7(3). 231–240. 8 indexed citations
4.
Henry, Richard J., Neil Chiamori, Orville J. Golub, & Sam Berkman. (1960). Revised Spectrophotometric Methods for the Determination of Glutamic-Oxalacetic Transaminase, Glutamic-Pyruvic Transaminase, and Lactic Acid Dehydrogenase. American Journal of Clinical Pathology. 34(4_ts). 381–398. 625 indexed citations breakdown →
5.
Henry, Richard J. & Sam Berkman. (1957). Absorbance of Various Protein-Free Filtrates of Serum. Clinical Chemistry. 3(6). 711–715. 6 indexed citations
6.
Henry, R, Charles Sobel, & Sam Berkman. (1957). Interferences with Biuret Methods for Serum Proteins Use of Benedict's Qualitative Glucose Reagent as a Biuret Reagent. Analytical Chemistry. 29(10). 1491–1495. 163 indexed citations
7.
Henry, Richard J., Charles Sobel, & Sam Berkman. (1957). On the Determination of "Pancreatitis Lipase" in serum. Clinical Chemistry. 3(2). 77–89. 24 indexed citations
8.
Sobel, Charles, et al.. (1956). Simplification of the Spectrophotometric Determination of Glutamic-Oxalacetic Transaminase in Blood Serum. American Journal of Clinical Pathology. 26(12_ts). 1477–1478. 8 indexed citations
9.
Berkman, Sam, et al.. (1954). TUNGSTIC ACID PRECIPITATION OF BLOOD PROTEINS. Journal of Biological Chemistry. 206(2). 937–943. 7 indexed citations
10.
Henry, Richard J., et al.. (1953). Critique on the Icterus Index Determination. American Journal of Clinical Pathology. 23(9). 841–853. 13 indexed citations
11.
Henry, Richard J., Sam Berkman, Orville J. Golub, & M. Segalove. (1953). Analysis of Error in Clinical Chemical Determinations and Pipetting Procedures. American Journal of Clinical Pathology. 23(3_ts). 285–294. 3 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.

Explore authors with similar magnitude of impact

Breakdown of academic impact, for papers by Orville J. Golub Breakdown of academic impact, for papers by George E. Phillips Breakdown of academic impact, for papers by Philip G. Cabaud Breakdown of academic impact, for papers by Joseph I. Routh Breakdown of academic impact, for papers by Neil Chiamori Breakdown of academic impact, for papers by J. de la Huerga Breakdown of academic impact, for papers by Harold Grady Breakdown of academic impact, for papers by Elías Amador Breakdown of academic impact, for papers by Wendell T. Caraway Breakdown of academic impact, for papers by Charles Sobel
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