Robert MacGregor

10.2k total citations · 3 hit papers
109 papers, 7.9k citations indexed

About

Robert MacGregor is a scholar working on Cellular and Molecular Neuroscience, Radiology, Nuclear Medicine and Imaging and Molecular Biology. According to data from OpenAlex, Robert MacGregor has authored 109 papers receiving a total of 7.9k indexed citations (citations by other indexed papers that have themselves been cited), including 36 papers in Cellular and Molecular Neuroscience, 36 papers in Radiology, Nuclear Medicine and Imaging and 28 papers in Molecular Biology. Recurrent topics in Robert MacGregor's work include Medical Imaging Techniques and Applications (33 papers), Neurotransmitter Receptor Influence on Behavior (24 papers) and Neuroscience and Neuropharmacology Research (15 papers). Robert MacGregor is often cited by papers focused on Medical Imaging Techniques and Applications (33 papers), Neurotransmitter Receptor Influence on Behavior (24 papers) and Neuroscience and Neuropharmacology Research (15 papers). Robert MacGregor collaborates with scholars based in United States, Sweden and United Kingdom. Robert MacGregor's co-authors include Joanna S. Fowler, Alfred P. Wolf, Jean Logan, David J. Schlyer, Nora D. Volkow, Stephen L. Dewey, David R. Christman, Robert Hitzemann, S. John Gatley and Colleen Shea and has published in prestigious journals such as Nature, Science and Proceedings of the National Academy of Sciences.

In The Last Decade

Robert MacGregor

105 papers receiving 7.6k 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.

Graphical Analysis of Reversible Radioligand Binding from Time—Activity Measurements Applied to [N-¹¹C-Methyl]-(−)-Cocaine PET Studies in Human Subjects

1990 1.1k citations Jean Logan, Joanna S. Fowler et al. profile →
Inhibition of monoamine oxidase B in the brains of smokers

1996 533 citations Joanna S. Fowler, Nora D. Volkow et al. profile →
Metabolic trapping as a principle of oradiopharmaceutical design: some factors resposible for the biodistribution of [18F] 2-deoxy-2-fluoro-D-glucose.

1978 447 citations Brian M. Gallagher, Joanna S. Fowler et al. PubMed profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Robert MacGregor United States	39	2.8k	2.5k	1.9k	1.2k	910	109	7.9k
Karen D. Pettigrew United States	32	2.3k 0.9×	2.0k 0.8×	1.7k 0.9×	1.2k 1.0×	1.2k 1.3×	75	7.4k
Mirko Dikšić Canada	45	3.1k 1.1×	1.6k 0.6×	1.5k 0.8×	863 0.7×	523 0.6×	261	7.3k
Michael R. Kilbourn United States	56	3.9k 1.4×	3.3k 1.3×	2.4k 1.2×	2.1k 1.7×	1.6k 1.8×	220	11.1k
Merja Haaparanta‐Solin Finland	53	1.7k 0.6×	2.1k 0.8×	1.4k 0.7×	1.5k 1.3×	1.6k 1.8×	191	8.0k
Kiichi Ishiwata Japan	44	1.9k 0.7×	3.2k 1.3×	3.1k 1.6×	945 0.8×	666 0.7×	395	9.5k
Konstantin‐Alexander Hossmann Germany	61	3.0k 1.1×	2.2k 0.9×	3.2k 1.6×	2.4k 1.9×	1.4k 1.5×	169	11.0k
Hiroshi Ito Japan	53	1.7k 0.6×	3.0k 1.2×	1.4k 0.7×	1.2k 1.0×	899 1.0×	354	8.4k
Olof Solin Finland	50	1.4k 0.5×	2.4k 1.0×	1.4k 0.7×	1.6k 1.3×	1.4k 1.5×	236	8.2k
Hayden T. Ravert United States	53	4.3k 1.5×	2.6k 1.1×	2.9k 1.5×	1.1k 0.9×	919 1.0×	195	9.8k
William H. Oldendorf United States	42	2.3k 0.8×	1.6k 0.7×	2.1k 1.1×	901 0.7×	1.6k 1.7×	142	8.1k

Countries citing papers authored by Robert MacGregor

Since Specialization

Citations

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

Fields of papers citing papers by Robert MacGregor

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Robert MacGregor

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

All Works

Sort: Min cites: Since: Top N: Style:

20 of 20 papers shown

Miller, Henry I. & Robert MacGregor. (2013). Anti-GE Activism: Will It Ever End?. Genetic Engineering & Biotechnology News. 33(8). 6, 8–6, 8.

Lewis, Ernest K., Freddy T. Nguyen, Daniel A. Heller, et al.. (2005). Color-blind fluorescence detection for four-color DNA sequencing. Proceedings of the National Academy of Sciences. 102(15). 5346–5351. 30 indexed citations

MacGregor, Robert, et al.. (2004). Synthesis of β‐Lactams and β‐Aminoesters via High Intensity Ultrasound‐Promoted Reformatsky Reactions.. ChemInform. 35(24). 1 indexed citations

Vrazalic, Lejla, et al.. (2002). Electronic Commerce and Market Focus: some findings from a study of Swedish small to medium enterprises. AJIS. Australasian journal of information systems/AJIS. Australian journal of information systems/Australian journal of information systems. 10(1). 5 indexed citations

Fowler, Joanna S., Y.‐S. Ding, Jean Logan, et al.. (2001). Species differences in [ 11 C]clorgyline binding in brain. Nuclear Medicine and Biology. 28(7). 779–785. 21 indexed citations

Fowler, Joanna S., Nora D. Volkow, G J Wang, et al.. (1998). Neuropharmacological Actions of Cigarette Smoke. Journal of Addictive Diseases. 17(1). 23–34. 84 indexed citations

MacGregor, Robert, et al.. (1997). Creating Positive Learning Environments: The School-Wide Student Management Program.. Professional School Counseling. 1(2). 33–35. 8 indexed citations

Fowler, Joanna S., Jean Logan, Shengxian Xie, et al.. (1995). Selective reduction of radiotracer trapping by deuterium substitution: comparison of carbon-11-L-deprenyl and carbon-11-deprenyl-D2 for MAO B mapping.. PubMed. 36(7). 1255–62. 115 indexed citations

Fowler, Joanna S., Yu‐Shin Ding, Nora D. Volkow, et al.. (1994). Pet studies of cocaine inhibition of myocardial norepinephrine uptake. Synapse. 16(4). 312–317. 21 indexed citations

10.

Yu, Dingwei, S. John Gatley, A. P. Wolf, et al.. (1992). Synthesis of carbon-11 labeled iodinated cocaine derivatives and their distribution in baboon brain measured using positron emission tomography. Journal of Medicinal Chemistry. 35(12). 2178–2183. 22 indexed citations

11.

Gatley, S. John, Robert MacGregor, Joanna S. Fowler, et al.. (1990). Rapid Stereoselective Hydrolysis of (+)‐Cocaine in Baboon Plasma Prevents Its Uptake in the Brain: Implications for Behavioral Studies. Journal of Neurochemistry. 54(2). 720–733. 46 indexed citations

12.

Fowler, Joanna S., Alfred P. Wolf, Robert MacGregor, et al.. (1988). Mechanistic Positron Emission Tomography Studies: Demonstration of a Deuterium Isotope Effect in the Monoamine Oxidase‐Catalyzed Binding of [¹¹C]l‐Deprenyl in Living Baboon Brain. Journal of Neurochemistry. 51(5). 1524–1534. 81 indexed citations

13.

Fowler, Joanna S., Robert MacGregor, Stephen L. Dewey, et al.. (1987). Mechanistic pet studies demonstration of a deuterium isotope effect in the mao catalyzed binding of carbon 11 l deprenyl in living baboon brain. The Society for Neuroscience Abstracts. 13(2). 812. 6 indexed citations

14.

MacGregor, Robert, Christer Halldin, Joanna S. Fowler, et al.. (1985). Selective, irreversible in vivo binding of [11C]clorgyline and [11C]-L-deprenyl in mice: Potential for measurement of functional monoamine oxidase activity in brain using positron emission tomography. Biochemical Pharmacology. 34(17). 3207–3210. 47 indexed citations

15.

Ehrenkaufer, Richard E. & Robert MacGregor. (1982). 18 F-過塩素酸ふっ素合成および反応性. Journal of Labelled Compounds and Radiopharmaceuticals. 19. 1637–1638. 1 indexed citations

16.

Alavi, Abass, Martin Reivich, Joel Greenberg, et al.. (1981). Mapping of functional activity in brain with 18F-fluoro-deoxyglucose. Seminars in Nuclear Medicine. 11(1). 24–31. 50 indexed citations

17.

Fowler, Joanna S., et al.. (1979). Hot cell for synthesis of labeled organic compounds. Transactions of the American Nuclear Society. 33. 1 indexed citations

18.

Shiue, Chyng‐Yann, et al.. (1979). A new synthesis of 2-deoxy-d-arabino-hexose. Carbohydrate Research. 74(1). 323–326. 12 indexed citations

19.

Gallagher, Brian M., A.N. Ansari, H.L. Atkins, et al.. (1977). Radiopharmaceuticals XXVII. 18F-labeled 2-deoxy-2-fluoro-d-glucose as a radiopharmaceutical for measuring regional myocardial glucose metabolism in vivo: tissue distribution and imaging studies in animals.. Munich Personal RePEc Archive (Ludwig Maximilian University of Munich). 18(10). 990–6. 151 indexed citations

20.

Fowler, Joanna S., Azizullah N. Ansari, Harold Atkins, et al.. (1973). Synthesis and preliminary evaluation in animals of carrier-free 11C-1-dopamine hydrochloride: X.. PubMed. 14(11). 867–9. 16 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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