Leon Heppel

8.3k total citations · 2 hit papers
72 papers, 6.3k citations indexed

About

Leon Heppel is a scholar working on Molecular Biology, Materials Chemistry and Physiology. According to data from OpenAlex, Leon Heppel has authored 72 papers receiving a total of 6.3k indexed citations (citations by other indexed papers that have themselves been cited), including 54 papers in Molecular Biology, 12 papers in Materials Chemistry and 11 papers in Physiology. Recurrent topics in Leon Heppel's work include Adenosine and Purinergic Signaling (11 papers), Biochemical and Molecular Research (10 papers) and Enzyme Structure and Function (10 papers). Leon Heppel is often cited by papers focused on Adenosine and Purinergic Signaling (11 papers), Biochemical and Molecular Research (10 papers) and Enzyme Structure and Function (10 papers). Leon Heppel collaborates with scholars based in United States, Israel and Czechia. Leon Heppel's co-authors include Harold C. Neu, R.J. Hilmoe, Nancy G. Nossal, Edward A. Berger, Joël H. Weiner, Ning‐Na Huang, R W Brockman, D.R. Harkness, Paul C. Sternweis and Masamitsu Futai and has published in prestigious journals such as Nature, Science and Proceedings of the National Academy of Sciences.

In The Last Decade

Leon Heppel

71 papers receiving 5.5k 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.

The Release of Enzymes from Escherichia coli by Osmotic Shock and during the Formation of Spheroplasts

1965 1.3k citations Leon Heppel et al. Journal of Biological Chemistry profile →
The Release of Enzymes by Osmotic Shock from Escherichia coli in Exponential Phase

1966 609 citations Leon Heppel et al. Journal of Biological Chemistry profile →

Peers

Countries citing papers authored by Leon Heppel

Since Specialization

Citations

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

Fields of papers citing papers by Leon Heppel

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Leon Heppel

This figure shows the co-authorship network connecting the top 25 collaborators of Leon Heppel. A scholar is included among the top collaborators of Leon Heppel 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 Leon Heppel. Leon Heppel 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

#	Work	Indexed citations
1	Reminiscences of Leon A. Heppel 2004 ·Journal of Biological Chemistry ·Leon Heppel	0
2	Evidence for a role of G protein βγ subunits in the enhancement of cAMP accumulation and DNA synthesis by adenosine in human cells 1997 ·Journal of Cellular Physiology ·Ahmed H. Ahmed, Leon Heppel	4
3	Homologous desensitization of ATP‐stimulated mitogenesis: Mechanism involves desensitization of arachidonic acid release and cAMP elevation but not the activation of protein kinase A 1995 ·Journal of Cellular Physiology ·Ning‐Na Huang, (unknown), Elizabeth J. Heller, Leon Heppel	5
4	Extracellular ATP and ADP stimulate proliferation of porcine aortic smooth muscle cells 1992 ·Journal of Cellular Physiology ·(unknown), Ning‐Na Huang, Leon Heppel	121
5	Extracellular ATP stimulates increases in pump activity, intracellular pH and uridine uptake in cultures of mammalian cells 1992 ·Biochemical and Biophysical Research Communications ·Ning‐Na Huang, Ahmed H. Ahmed, (unknown), Leon Heppel	14
6	Multiple signal transduction pathways lead to extracellular ATP‐stimulated mitogenesis in mammalian cells: I. Involvement of protein kinase C–dependent and –independent pathways 1991 ·Journal of Cellular Physiology ·(unknown), Ning‐Na Huang, Fernando A. González, Leon Heppel	32
7	Multiple signal transduction pathways lead to extracellular ATP‐stimulated mitogenesis in mammalian cells: II. A pathway involving arachidonic acid release, prostaglandin synthesis, and cyclic AMP accumulation 1991 ·Journal of Cellular Physiology ·Ning‐Na Huang, (unknown), Fernando A. González, Leon Heppel	47
8	Extracellular ATP shows synergistic enhancement of DNA synthesis when combined with agents that are active in wound healing or as neurotransmitters 1990 ·Biochemical and Biophysical Research Communications ·(unknown), Ning‐Na Huang, Leon Heppel	85
9	Two distinct receptors for ATP can be distinguished in Swiss 3T6 mouse fibroblasts by their desensitization 1989 ·Biochemical and Biophysical Research Communications ·Fernando A. González, (unknown), Ilana Belzer, Ilan Friedberg, Leon Heppel	31
10	Receptor specific for certain nucleotides stimulates inositol phosphate metabolism and Ca²⁺ fluxes in A431 cells 1989 ·Journal of Cellular Physiology ·Fernando A. González, (unknown), Jorge R. Toro, Leon Heppel	31
11	Evidence for a GTP-dependent increase in membrane permeability for calcium in NG108-15 microsomes 1989 ·Biochemical and Biophysical Research Communications ·Thierry Jean, Leon Heppel, Claude B. Klee	1
12	Studies on the increase in cytosolic free calcium induced by epidermal growth factor, serum, and nucleotides in individual A431 cells 1988 ·Journal of Cellular Physiology ·Fernando A. González, David J. Gross, Leon Heppel, Watt W. Webb	61
13	The rapid desensitization of receptors for platelet derived growth factor, bradykinin and ATP: Studies on individual cells using quantitative digital video fluorescence microscopy 1988 ·Biochemical and Biophysical Research Communications ·Fernando A. González, Leon Heppel, David J. Gross, Watt W. Webb, (unknown)	24
14	The phosphorylation of calmodulin and calmodulin fragments by kinase fractions from bovine brain 1988 ·Biochimica et Biophysica Acta (BBA) - Molecular Cell Research ·Leon Heppel, Dianne L. Newton, Claude B. Klee, Giulio Draetta	4
15	A comparative study of permeabilization induced by extracellular ATP and by Sendai virus 1987 ·Biochemical and Biophysical Research Communications ·Zohara Sternberg, Leon Heppel	3
16	Properties and functions of the subunits of the Escherichia coli coupling factor ATPase 1981 ·Archives of Biochemistry and Biophysics ·Stanley D. Dunn, Leon Heppel	94
17	Partial purification of active delta and epsilon subunits of the membrane ATPase from escherichia coli 1975 ·Journal of Supramolecular Structure ·Jeffrey B. Smith, Paul C. Sternweis, Leon Heppel	49
18	A binding protein for l-glutamine and its relation to active transport in E. coli 1971 ·Archives of Biochemistry and Biophysics ·Joël H. Weiner, Clement E. Furlong, Leon Heppel	39
19	The Effect of Osmotic Shock on Release of Bacterial Proteins and on Active Transport 1969 ·The Journal of General Physiology ·Leon Heppel	94
20	The mode of action of ryegrass ribonuclease 1959 ·Biochimica et Biophysica Acta ·Louis Shuster, H. Gobind Khorana, Leon Heppel	36

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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