J Peña

1.3k total citations · 1 hit paper
10 papers, 779 citations indexed

About

J Peña is a scholar working on Surgery, Transplantation and Hepatology. According to data from OpenAlex, J Peña has authored 10 papers receiving a total of 779 indexed citations (citations by other indexed papers that have themselves been cited), including 8 papers in Surgery, 3 papers in Transplantation and 3 papers in Hepatology. Recurrent topics in J Peña's work include Organ Transplantation Techniques and Outcomes (8 papers), Renal Transplantation Outcomes and Treatments (3 papers) and Liver physiology and pathology (3 papers). J Peña is often cited by papers focused on Organ Transplantation Techniques and Outcomes (8 papers), Renal Transplantation Outcomes and Treatments (3 papers) and Liver physiology and pathology (3 papers). J Peña collaborates with scholars based in United Kingdom, Portugal and Slovakia. J Peña's co-authors include R. Y. Calne, P. R. Millard, Robert A. Sells, R M Binns, B. M. Herbertson, D. A. L. Davies, Diana Davis, P.T. Flute, J L Dawson and V. Joysey and has published in prestigious journals such as Nature, Transplantation and Amyloid.

In The Last Decade

J Peña

10 papers receiving 728 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.

Induction of Immunological Tolerance by Porcine Liver Allografts

1969 657 citations R. Y. Calne, Robert A. Sells et al. Nature profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
J Peña United Kingdom	6	367	313	216	202	103	10	779
AJ Demetris United States	14	385 1.0×	150 0.5×	269 1.2×	226 1.1×	195 1.9×	27	733
Andrew L. Lobashevsky United States	17	416 1.1×	258 0.8×	53 0.2×	518 2.6×	151 1.5×	41	869
Hisanori Uchida Japan	12	240 0.7×	80 0.3×	48 0.2×	130 0.6×	46 0.4×	26	482
G Ramadori Germany	13	172 0.5×	101 0.3×	323 1.5×	81 0.4×	247 2.4×	44	666
Tim Weaver United States	11	256 0.7×	305 1.0×	38 0.2×	284 1.4×	82 0.8×	21	606
Chethan Ashokkumar United States	14	245 0.7×	161 0.5×	71 0.3×	189 0.9×	61 0.6×	36	484
William H. Kitchens United States	13	266 0.7×	373 1.2×	96 0.4×	203 1.0×	143 1.4×	26	687
Dongyuan Xia United States	9	112 0.3×	206 0.7×	47 0.2×	62 0.3×	101 1.0×	13	411
Constanze Schoenemann Germany	9	192 0.5×	165 0.5×	21 0.1×	228 1.1×	90 0.9×	17	453
C. B. CARPENTER United States	10	291 0.8×	410 1.3×	19 0.1×	293 1.5×	64 0.6×	10	737

Countries citing papers authored by J Peña

Since Specialization

Citations

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

Fields of papers citing papers by J Peña

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of J Peña

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

10 of 10 papers shown

1.

Alcántara, Pino, et al.. (2015). Long-Term Survival (>25 Years) of Deceased Donor Kidney Transplant Recipients: A Single-Center Experience. Transplantation Proceedings. 47(4). 967–970. 5 indexed citations

2.

Peña, J, et al.. (2004). Non heart beating donors. Succesfully expanding the donor's pool.. PubMed. 9(2). 19–20. 21 indexed citations

3.

Peña, J. (1997). 2nd International Workshop on Liver Transplantation for Familial Amyloidotic Polyneuropathy Lisbon, Portugal, October 28–29, 1995. Amyloid. 4(3). 214–215. 1 indexed citations

4.

Lima, Anna Myrna Jaguaribe de, et al.. (1992). Lymphocyte populations in peripheral blood after kidney transplantation.. PubMed. 24(6). 2553–5. 2 indexed citations

5.

Castro‐Gago, Manuel, et al.. (1982). [C-reactive protein. Value in diagnosis of infectious complications of hydrocephalus children with shunt (author's transl)].. PubMed. 16(1). 47–52. 1 indexed citations

6.

Calne, R. Y., Diana Davis, J Peña, et al.. (1970). Hepatic allografts and xenografts in primates. Transplantation. 10(4). 334–334. 3 indexed citations

7.

Williams, Roger, R. Y. Calne, I. D. Ansell, et al.. (1969). Liver Transplantation in Man—III, Studies of Liver Function, Histology, and Immunosuppressive Therapy. BMJ. 3(5661). 12–19. 19 indexed citations

8.

Calne, R. Y., Robert A. Sells, J Peña, et al.. (1969). Induction of Immunological Tolerance by Porcine Liver Allografts. Nature. 223(5205). 472–476. 657 indexed citations breakdown →

9.

Ry, Calne, et al.. (1969). Immunosuppressive effects of the orthotopically transplanted porcine liver.. PubMed. 1(1). 321–4. 29 indexed citations

10.

Calne, R. Y., Rebecca J. Williams, J L Dawson, et al.. (1968). Liver Transplantation in Man--II, a Report of two Orthotopic Liver Transplants in Adult Recipients. BMJ. 4(5630). 540–546. 41 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