John A. Tynan

2.9k total citations · 1 hit paper
38 papers, 2.1k citations indexed

About

John A. Tynan is a scholar working on Pediatrics, Perinatology and Child Health, Cancer Research and Genetics. According to data from OpenAlex, John A. Tynan has authored 38 papers receiving a total of 2.1k indexed citations (citations by other indexed papers that have themselves been cited), including 16 papers in Pediatrics, Perinatology and Child Health, 10 papers in Cancer Research and 9 papers in Genetics. Recurrent topics in John A. Tynan's work include Prenatal Screening and Diagnostics (16 papers), Fetal and Pediatric Neurological Disorders (14 papers) and Cancer Genomics and Diagnostics (9 papers). John A. Tynan is often cited by papers focused on Prenatal Screening and Diagnostics (16 papers), Fetal and Pediatric Neurological Disorders (14 papers) and Cancer Genomics and Diagnostics (9 papers). John A. Tynan collaborates with scholars based in United States, Ireland and Canada. John A. Tynan's co-authors include Daniel J. Donoghue, Scott C. Robertson, Mathias Ehrich, Dirk van den Boom, Paul Oeth, Cosmin Deciu, Kristen C. Hart, April N. Meyer, Ron McCullough and Amin R. Mazloom and has published in prestigious journals such as The Journal of Cell Biology, PLoS ONE and Molecular and Cellular Biology.

In The Last Decade

John A. Tynan

37 papers receiving 2.0k 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.

Noninvasive detection of fetal trisomy 21 by sequencing of DNA in maternal blood: a study in a clinical setting

2011 371 citations Mathias Ehrich, Cosmin Deciu et al. American Journal of Obstetrics and Gynecology profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
John A. Tynan United States	18	1.1k	843	515	398	294	38	2.1k
Chad May United States	22	156 0.1×	1.4k 1.6×	791 1.5×	142 0.4×	154 0.5×	35	2.7k
Michael P. Rettig United States	27	215 0.2×	977 1.2×	257 0.5×	42 0.1×	125 0.4×	122	3.5k
Arjan Buijs Netherlands	18	154 0.1×	1.8k 2.2×	299 0.6×	36 0.1×	347 1.2×	37	3.1k
María González‐González Spain	17	219 0.2×	359 0.4×	77 0.1×	136 0.3×	116 0.4×	47	799
Wendy K. Nevala United States	23	84 0.1×	624 0.7×	217 0.4×	66 0.2×	142 0.5×	67	1.8k
So C. Wong United States	18	69 0.1×	1.1k 1.4×	219 0.4×	84 0.2×	216 0.7×	33	1.7k
Jennifer E. Adair United States	26	58 0.1×	1.3k 1.5×	683 1.3×	105 0.3×	139 0.5×	64	1.9k
Suzan Imren United States	20	58 0.1×	769 0.9×	319 0.6×	75 0.2×	384 1.3×	43	1.5k
Ronald Berenson United States	22	59 0.1×	841 1.0×	569 1.1×	39 0.1×	91 0.3×	58	2.1k
Keichiro Mihara Japan	21	91 0.1×	914 1.1×	340 0.7×	19 0.0×	252 0.9×	70	2.4k

Countries citing papers authored by John A. Tynan

Since Specialization

Citations

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

Fields of papers citing papers by John A. Tynan

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by John A. Tynan. 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 John A. Tynan. The network helps show where John A. Tynan may publish in the future.

Co-authorship network of co-authors of John A. Tynan

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

Ruiz-Pérez, Carlos A., Francesco Marass, Daniel S. Grosu, et al.. (2024). Proof-of-concept evaluation of next-generation sequencing-based liquid biopsy for non-invasive cancer detection in cats. Frontiers in Veterinary Science. 11. 1394686–1394686.

Tynan, John A., Clare Gibbons, Wendy S. Meschino, et al.. (2023). Laboratory performance of genome-wide cfDNA for copy number variants as compared to prenatal microarray. Molecular Cytogenetics. 16(1). 10–10. 1 indexed citations

Chibuk, Jason, Kristina M. Kruglyak, Nicole F. Leibman, et al.. (2021). Horizons in Veterinary Precision Oncology: Fundamentals of Cancer Genomics and Applications of Liquid Biopsy for the Detection, Characterization, and Management of Cancer in Dogs. Frontiers in Veterinary Science. 8. 664718–664718. 24 indexed citations

Kruglyak, Kristina M., Jason Chibuk, Gilberto E. Hernandez, et al.. (2021). Blood-Based Liquid Biopsy for Comprehensive Cancer Genomic Profiling Using Next-Generation Sequencing: An Emerging Paradigm for Non-invasive Cancer Detection and Management in Dogs. Frontiers in Veterinary Science. 8. 704835–704835. 13 indexed citations

Tynan, John A., et al.. (2020). Impact of mosaicism ratio on positive predictive value of cfDNA screening. Prenatal Diagnosis. 41(1). 28–34. 14 indexed citations

Ehrich, Mathias, John A. Tynan, Amin R. Mazloom, et al.. (2017). Genome-wide cfDNA screening: clinical laboratory experience with the first 10,000 cases. Genetics in Medicine. 19(12). 1332–1337. 46 indexed citations

Lefkowitz, Roy B., John A. Tynan, Tong Liu, et al.. (2016). Clinical validation of a noninvasive prenatal test for genomewide detection of fetal copy number variants. American Journal of Obstetrics and Gynecology. 215(2). 227.e1–227.e16. 134 indexed citations

Jensen, Taylor J., Željko Džakula, Sung K. Kim, et al.. (2013). High-Throughput Massively Parallel Sequencing for Fetal Aneuploidy Detection from Maternal Plasma. PLoS ONE. 8(3). e57381–e57381. 77 indexed citations

Tynan, John A., et al.. (2011). Restriction Enzyme–Mediated Enhanced Detection of Circulating Cell-Free Fetal DNA in Maternal Plasma. Journal of Molecular Diagnostics. 13(4). 382–389. 15 indexed citations

10.

Ehrich, Mathias, Cosmin Deciu, John A. Tynan, et al.. (2011). Noninvasive detection of fetal trisomy 21 by sequencing of DNA in maternal blood: a study in a clinical setting. American Journal of Obstetrics and Gynecology. 204(3). 205.e1–205.e11. 371 indexed citations breakdown →

11.

Tynan, John A., Vach Angkachatchai, Mathias Ehrich, et al.. (2010). Multiplexed analysis of circulating cell-free fetal nucleic acids for noninvasive prenatal diagnostic RHD testing. American Journal of Obstetrics and Gynecology. 204(3). 251.e1–251.e6. 30 indexed citations

12.

Farkas, Daniel H., Jay Stoerker, Dirk van den Boom, et al.. (2010). The Suitability of Matrix Assisted Laser Desorption/Ionization Time of Flight Mass Spectrometry in a Laboratory Developed Test Using Cystic Fibrosis Carrier Screening as a Model. Journal of Molecular Diagnostics. 12(5). 611–619. 10 indexed citations

13.

Tynan, John A., Victor J. Law, Barry Twomey, et al.. (2009). Evaluation of real-time non-invasive diagnostic tools for the monitoring of a pilot scale atmospheric pressure plasma system. Measurement Science and Technology. 20(11). 115703–115703. 4 indexed citations

14.

Wen, Fang, John A. Tynan, Grace Ceceña, et al.. (2007). Ets2 is required for trophoblast stem cell self-renewal. Developmental Biology. 312(1). 284–299. 61 indexed citations

15.

Tynan, John A., Fang Wen, William J. Muller, & Robert G. Oshima. (2005). Ets2-dependent microenvironmental support of mouse mammary tumors. Oncogene. 24(46). 6870–6876. 16 indexed citations

16.

Young, Lawrence J.T., John A. Tynan, Jacqueline Lesperance, et al.. (2003). Ets2-Dependent Stromal Regulation of Mouse Mammary Tumors. Molecular and Cellular Biology. 23(23). 8614–8625. 52 indexed citations

17.

Tynan, John A., et al.. (2000). Rotational Coupling of the Transmembrane and Kinase Domains of the Neu Receptor Tyrosine Kinase. Molecular Biology of the Cell. 11(10). 3589–3599. 124 indexed citations

18.

Robertson, Scott C., John A. Tynan, & Daniel J. Donoghue. (2000). RTK mutations and human syndromes. Trends in Genetics. 16(6). 265–271. 119 indexed citations

19.

Hart, Kristen C., Scott C. Robertson, Martha Y. Kanemitsu, et al.. (2000). Transformation and Stat activation by derivatives of FGFR1, FGFR3, and FGFR4. Oncogene. 19(29). 3309–3320. 213 indexed citations

20.

Robertson, Scott C., John A. Tynan, & Daniel J. Donoghue. (2000). RTK mutations and human syndromes: when good receptors turn bad. Trends in Genetics. 16(8). 368–368. 139 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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