A. Valentin-Opran

3.1k total citations · 1 hit paper
21 papers, 2.5k citations indexed

About

A. Valentin-Opran is a scholar working on Oncology, Surgery and Epidemiology. According to data from OpenAlex, A. Valentin-Opran has authored 21 papers receiving a total of 2.5k indexed citations (citations by other indexed papers that have themselves been cited), including 11 papers in Oncology, 7 papers in Surgery and 5 papers in Epidemiology. Recurrent topics in A. Valentin-Opran's work include Bone health and treatments (11 papers), Orthopaedic implants and arthroplasty (5 papers) and Bone fractures and treatments (5 papers). A. Valentin-Opran is often cited by papers focused on Bone health and treatments (11 papers), Orthopaedic implants and arthroplasty (5 papers) and Bone fractures and treatments (5 papers). A. Valentin-Opran collaborates with scholars based in France, United States and United Kingdom. A. Valentin-Opran's co-authors include Cristina Csimma, Harry K. Genant, S. Govender, Pierre J. Meunier, S Charhon, C Edouard, Leslie C. Lilly, Gerard E. Riedel, John M. Wozney and Thomas R. Lyon and has published in prestigious journals such as Journal of Clinical Investigation, Cancer and Journal of Bone and Joint Surgery.

In The Last Decade

A. Valentin-Opran

20 papers receiving 2.4k citations

Hit Papers

RECOMBINANT HUMAN BONE MORPHOGENETIC PROTEIN-2 FOR TREATM... 2002 2026 2010 2018 2002 250 500 750 1000
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. RECOMBINANT HUMAN BONE MORPHOGENETIC PROTEIN-2 FOR TREATMENT OF OPEN TIBIAL FRACTURES
    2002 1.0k citations S. Govender, Cristina Csimma et al. Journal of Bone and Joint Surgery profile →

Peers — A (Enhanced Table)

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

Name h Career Trend Papers Cites
A. Valentin-Opran France 14 979 794 751 603 481 21 2.5k
Seiya Jingushi Japan 33 1.6k 1.6× 756 1.0× 626 0.8× 855 1.4× 507 1.1× 90 3.6k
Richard Marsell Sweden 16 754 0.8× 486 0.6× 462 0.6× 826 1.4× 315 0.7× 21 2.8k
Emre Tomin United States 16 729 0.7× 722 0.9× 372 0.5× 257 0.4× 190 0.4× 20 1.6k
Douglas S. Steinbrech United States 30 740 0.8× 304 0.4× 311 0.4× 852 1.4× 290 0.6× 46 2.6k
S. Tamai Japan 23 1.4k 1.4× 818 1.0× 782 1.0× 235 0.4× 108 0.2× 78 2.5k
Zbigniew Gugala United States 26 882 0.9× 521 0.7× 456 0.6× 351 0.6× 183 0.4× 68 2.1k
Izumi Asahina Japan 32 888 0.9× 1.1k 1.3× 179 0.2× 836 1.4× 430 0.9× 184 3.3k
Cristina Csimma United States 8 614 0.6× 578 0.7× 526 0.7× 356 0.6× 78 0.2× 8 1.4k
V. Ewerbeck Germany 34 2.2k 2.2× 263 0.3× 287 0.4× 405 0.7× 366 0.8× 119 3.9k
Akira Ogose Japan 28 802 0.8× 801 1.0× 245 0.3× 459 0.8× 607 1.3× 151 3.3k

Countries citing papers authored by A. Valentin-Opran

Since Specialization
Citations

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

Fields of papers citing papers by A. Valentin-Opran

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by A. Valentin-Opran. 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 A. Valentin-Opran. The network helps show where A. Valentin-Opran may publish in the future.

Co-authorship network of co-authors of A. Valentin-Opran

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

All Works

20 of 20 papers shown
1.
Jones, Alan L., Robert W. Bucholz, Michael J. Bosse, et al.. (2006). Recombinant Human BMP-2 and Allograft Compared with Autogenous Bone Graft for Reconstruction of Diaphyseal Tibial Fractures with Cortical Defects. Journal of Bone and Joint Surgery. 88(7). 1431–1441. 347 indexed citations
2.
Jones, Alan L., Robert W. Bucholz, Michael J. Bosse, et al.. (2006). RECOMBINANT HUMAN BMP-2 AND ALLOGRAFT COMPARED WITH AUTOGENOUS BONE GRAFT FOR RECONSTRUCTION OF DIAPHYSEAL TIBIAL FRACTURES WITH CORTICAL DEFECTS. Journal of Bone and Joint Surgery. 88(7). 1431–1441. 49 indexed citations
3.
Govender, S., Cristina Csimma, Harry K. Genant, & A. Valentin-Opran. (2002). RECOMBINANT HUMAN BONE MORPHOGENETIC PROTEIN-2 FOR TREATMENT OF OPEN TIBIAL FRACTURES. Journal of Bone and Joint Surgery. 84(12). 2123–2134. 1043 indexed citations breakdown →
4.
Valentin-Opran, A., John M. Wozney, Cristina Csimma, Leslie C. Lilly, & Gerard E. Riedel. (2002). Clinical Evaluation of Recombinant Human Bone Morphogenetic Protein-2. Clinical Orthopaedics and Related Research. 395(395). 110–120. 248 indexed citations
5.
Riedel, Gerard E. & A. Valentin-Opran. (2001). Selection of a Control Group in BMP Clinical Studies. Journal of Bone and Joint Surgery. 83(Pt 2). S1–159. 1 indexed citations
6.
Valentin-Opran, A., et al.. (1999). Clinical evaluation of rhBMP-2/ACS in orthopedic trauma: a progress report.. PubMed. 22(7). 663–5. 60 indexed citations
7.
Cohen‐Solal, Martine, Christian Roux, A. Valentin-Opran, et al.. (1993). Histomorphometric effect of six month treatment with oral risedronate in patients with multiple myeloma. Bone. 14(3). 505–509. 14 indexed citations
8.
Chavassieux, Pascale, Chantal Chenu, A. Valentin-Opran, et al.. (1993). In vitro exposure to sodium fluoride does not modify activity or proliferation of human osteoblastic cells in primary cultures. Journal of Bone and Mineral Research. 8(1). 37–44. 23 indexed citations
9.
Kylstra, Jelle W., et al.. (1992). Risedronate in resistant Paget's disease of bone. Bone and Mineral. 17. 209–209. 5 indexed citations
10.
Chenu, Chantal, A. Valentin-Opran, Pascale Chavassieux, et al.. (1990). Insulin like growth factor I hormonal regulation by growth hormone and by 1,25(OH)2D3 and activity on human osteoblast-like cells in short-term cultures. Bone. 11(2). 81–86. 117 indexed citations
11.
Valentin-Opran, A.. (1990). Risedronate: Preliminary results of a pharmacologic study in pagetic patients. Bone and Mineral. 10(3). S287–S288. 2 indexed citations
12.
Chavassieux, Pascale, Chantal Chenu, A. Valentin-Opran, et al.. (1990). Influence of experimental conditions on osteoblast activity in human primary bone cell cultures. Journal of Bone and Mineral Research. 5(4). 337–343. 69 indexed citations
13.
Graves, Dana T., et al.. (1989). The Potential Role of Platelet-Derived Growth Factor as an Autocrine or Paracrine Factor for Human Bone Cells. Connective Tissue Research. 23(2-3). 209–218. 68 indexed citations
14.
Valentin-Opran, A., et al.. (1986). Androgens increase osteoblast-stimulating activity of human breast cancer cells in vitro. Journal of Steroid Biochemistry. 24(1). 401–403. 4 indexed citations
15.
Valentin-Opran, A., Gabriel Eilon, S Saez, & Gregory R. Mundy. (1985). Estrogens and antiestrogens stimulate release of bone resorbing activity by cultured human breast cancer cells.. Journal of Clinical Investigation. 75(2). 726–731. 31 indexed citations
16.
Valentin-Opran, A., S Saez, & Meunier Pj. (1984). [Resorption and formation in metastatic bone].. PubMed. 51(11). 627–32.
17.
Valentin-Opran, A. & Paul Meunier. (1983). 69 Hypercalcemia of malignancy: Pathogenesis and treatment. Journal of Steroid Biochemistry. 19. 23–23. 2 indexed citations
18.
Charhon, S, et al.. (1983). [Treatment of hypercalcemia of myelomatous origin with intravenous diphosphonates].. PubMed. 12(47). 2983–6. 4 indexed citations
19.
Charhon, S, M C Chapuy, E. Delvin, et al.. (1983). Histomorphometric analysis of sclerotic bone metastases from prostatic carcinoma with special reference to osteomalacia. Cancer. 51(5). 918–924. 154 indexed citations
20.
Valentin-Opran, A., S Charhon, Pierre J. Meunier, C Edouard, & M. Arlot. (1982). Quantitative histology of myeloma‐induced bone changes. British Journal of Haematology. 52(4). 601–610. 134 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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