Alan J. Zametkin

6.4k total citations · 1 hit paper
64 papers, 4.7k citations indexed

About

Alan J. Zametkin is a scholar working on Psychiatry and Mental health, Cognitive Neuroscience and Cellular and Molecular Neuroscience. According to data from OpenAlex, Alan J. Zametkin has authored 64 papers receiving a total of 4.7k indexed citations (citations by other indexed papers that have themselves been cited), including 34 papers in Psychiatry and Mental health, 21 papers in Cognitive Neuroscience and 11 papers in Cellular and Molecular Neuroscience. Recurrent topics in Alan J. Zametkin's work include Attention Deficit Hyperactivity Disorder (27 papers), Functional Brain Connectivity Studies (10 papers) and Neural and Behavioral Psychology Studies (6 papers). Alan J. Zametkin is often cited by papers focused on Attention Deficit Hyperactivity Disorder (27 papers), Functional Brain Connectivity Studies (10 papers) and Neural and Behavioral Psychology Studies (6 papers). Alan J. Zametkin collaborates with scholars based in United States, Czechia and France. Alan J. Zametkin's co-authors include Monique Ernst, John A. Matochik, Robert M. Cohen, Judith L. Rapoport, Peter H. Jons, Anna C. King, Michael Groß, Thomas Nordahl, William E. Semple and Judith M. Rumsey and has published in prestigious journals such as New England Journal of Medicine, JAMA and Journal of Neuroscience.

In The Last Decade

Alan J. Zametkin

62 papers receiving 4.3k 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.

Cerebral Glucose Metabolism in Adults with Hyperactivity of Childhood Onset

1990 712 citations Alan J. Zametkin, Anna C. King et al. New England Journal of Medicine profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Alan J. Zametkin United States	32	2.8k	2.1k	874	798	494	64	4.7k
Brian Toone United Kingdom	46	4.2k 1.5×	2.2k 1.1×	1.0k 1.2×	837 1.0×	211 0.4×	125	6.8k
Leslie K. Jacobsen United States	42	2.0k 0.7×	1.9k 0.9×	1.3k 1.5×	1.3k 1.7×	333 0.7×	85	6.0k
E.C. Johnstone United Kingdom	39	3.2k 1.2×	2.0k 1.0×	1.3k 1.5×	459 0.6×	168 0.3×	106	5.5k
Susan L. Smalley United States	48	3.2k 1.2×	3.1k 1.5×	1.9k 2.2×	486 0.6×	532 1.1×	91	6.3k
Graham K. Murray United Kingdom	48	3.0k 1.1×	2.5k 1.2×	1.3k 1.4×	922 1.2×	285 0.6×	167	7.1k
Paul Fedio United States	36	2.0k 0.7×	2.7k 1.3×	390 0.4×	685 0.9×	394 0.8×	72	5.1k
Josep Antoni Ramos‐Quiroga Spain	41	5.0k 1.8×	3.0k 1.4×	1.5k 1.8×	700 0.9×	612 1.2×	290	7.0k
Floyd R. Sallee United States	35	1.7k 0.6×	1.1k 0.5×	1.8k 2.1×	678 0.8×	256 0.5×	110	4.2k
Jean A. Frazier United States	49	4.7k 1.7×	3.6k 1.7×	2.5k 2.8×	505 0.6×	451 0.9×	167	8.6k
Wendy Sharp United States	29	4.0k 1.4×	3.5k 1.7×	658 0.8×	445 0.6×	673 1.4×	46	5.3k

Countries citing papers authored by Alan J. Zametkin

Since Specialization

Citations

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

Fields of papers citing papers by Alan J. Zametkin

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Alan J. Zametkin

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

Picchioni, Dante, Kathleen Schmidt, Andrew M. Speer, et al.. (2018). Rates of cerebral protein synthesis in primary visual cortex during sleep-dependent memory consolidation, a study in human subjects. SLEEP. 41(7). 4 indexed citations

Qin, Mei, Kathleen Schmidt, Alan J. Zametkin, et al.. (2013). Altered Cerebral Protein Synthesis in Fragile X Syndrome: Studies in Human Subjects and Knockout Mice. Journal of Cerebral Blood Flow & Metabolism. 33(4). 499–507. 37 indexed citations

Ernst, Monique, Eric E. Nelson, Erin B. McClure, et al.. (2004). Choice selection and reward anticipation: an fMRI study. Neuropsychologia. 42(12). 1585–1597. 298 indexed citations

Leschek, Ellen, et al.. (2001). Case Study: Sexual Hyperactivity Treated With Psychostimulants in Familial Male Precocious Puberty. Journal of the American Academy of Child & Adolescent Psychiatry. 40(3). 373–376. 8 indexed citations

Zametkin, Alan J. & Monique Ernst. (1999). Problems in the Management of Attention-Deficit–Hyperactivity Disorder. New England Journal of Medicine. 340(1). 40–46. 130 indexed citations

Ernst, Monique, Alan J. Zametkin, John A. Matochik, et al.. (1999). High Midbrain [¹⁸F]DOPA Accumulation in Children With Attention Deficit Hyperactivity Disorder. American Journal of Psychiatry. 156(8). 1209–1215. 196 indexed citations

Ernst, Monique, Alan J. Zametkin, Peter H. Jons, et al.. (1999). High Presynaptic Dopaminergic Activity in Children With Tourette's Disorder. Journal of the American Academy of Child & Adolescent Psychiatry. 38(1). 86–94. 78 indexed citations

Zametkin, Alan J., et al.. (1998). Laboratory and Diagnostic Testing in Child and Adolescent Psychiatry: A Review of the Past 10 Years. Journal of the American Academy of Child & Adolescent Psychiatry. 37(5). 464–472. 11 indexed citations

Jacobsen, Leslie K., Susan D. Hamburger, A. Catherine Vaituzis, et al.. (1997). Cerebral glucose metabolism in childhood onset schizophrenia. Schizophrenia Research. 24(1-2). 166–167. 1 indexed citations

10.

Williams, Karen, et al.. (1997). Use of propofol anesthesia during outpatient radiographic imaging studies in patients with Lesch-Nyhan syndrome. Journal of Clinical Anesthesia. 9(1). 61–65. 5 indexed citations

11.

Ernst, Monique, Alan J. Zametkin, John A. Matochik, et al.. (1996). Presynaptic Dopaminergic Deficits in Lesch–Nyhan Disease. New England Journal of Medicine. 334(24). 1568–1572. 130 indexed citations

12.

Matochik, John A., Alan J. Zametkin, Robert M. Cohen, Péter Hauser, & Bruce D. Weintraub. (1996). Abnormalities in sustained attention and anterior cingulate metabolism in subjects with resistance to thyroid hormone. Brain Research. 723(1-2). 23–28. 19 indexed citations

13.

Schmidt, Mark E., John A. Matochik, Robert Risinger, et al.. (1995). Regional brain glucose metabolism after acute α2-blockade by idazoxan. Clinical Pharmacology & Therapeutics. 57(6). 684–695. 10 indexed citations

14.

Molchan, Susan, John A. Matochik, Alan J. Zametkin, et al.. (1994). A Double FDG/PET Study of the Effects of Scopolamine in Older Adults. Neuropsychopharmacology. 10(3). 191–198. 22 indexed citations

15.

Rumsey, Judith M., Paul Andreason, Alan J. Zametkin, et al.. (1994). Right frontotemporal activation by tonal memory in dyslexia, an O15 PET study. Biological Psychiatry. 36(3). 171–180. 20 indexed citations

16.

Hauser, Péter, Alan J. Zametkin, Pedro E. Martinez, et al.. (1993). Attention Deficit-Hyperactivity Disorder in People with Generalized Resistance to Thyroid Hormone. New England Journal of Medicine. 328(14). 997–1001. 240 indexed citations

17.

Zametkin, Alan J. & Susan D. Hamburger. (1988). The effect of methylphenidate on urinary catecholamine excretion in hyperactivity: A partial replication. Biological Psychiatry. 23(4). 350–356. 8 indexed citations

18.

Zametkin, Alan J.. (1985). Stimulants, Urinary Catecholamines, and Indoleamines in Hyperactivity. Archives of General Psychiatry. 42(3). 251–251. 43 indexed citations

19.

Zametkin, Alan J., Farouk Karoum, Judith L. Rapoport, Gerald L. Brown, & Richard Jed Wyatt. (1984). Phenylethylamine Excretion in Attention Deficit Disorder. Journal of the American Academy of Child Psychiatry. 23(3). 310–314. 32 indexed citations

20.

Zametkin, Alan J., Janice R. Stevens, & Richard S. Pittman. (1979). Ontogeny of spontaneous blinking and of habituation of the blink reflex. Annals of Neurology. 5(5). 453–457. 116 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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