N. A. Harrison

3.7k total citations · 1 hit paper
96 papers, 2.5k citations indexed

About

N. A. Harrison is a scholar working on Plant Science, Horticulture and Cell Biology. According to data from OpenAlex, N. A. Harrison has authored 96 papers receiving a total of 2.5k indexed citations (citations by other indexed papers that have themselves been cited), including 75 papers in Plant Science, 46 papers in Horticulture and 18 papers in Cell Biology. Recurrent topics in N. A. Harrison's work include Phytoplasmas and Hemiptera pathogens (60 papers), Plant Pathogenic Bacteria Studies (49 papers) and Cocoa and Sweet Potato Agronomy (46 papers). N. A. Harrison is often cited by papers focused on Phytoplasmas and Hemiptera pathogens (60 papers), Plant Pathogenic Bacteria Studies (49 papers) and Cocoa and Sweet Potato Agronomy (46 papers). N. A. Harrison collaborates with scholars based in United States, Mexico and United Kingdom. N. A. Harrison's co-authors include Robert E. Davis, Carlos Oropeza, Yan Zhao, U. Ahrens, Bruce C. Kirkpatrick, E. Seemüller, C. L. Blomquist, Lauren Guerra, Bernd Schneider and K.‐H. Lorenz and has published in prestigious journals such as SHILAP Revista de lepidopterología, Applied and Environmental Microbiology and INTERNATIONAL JOURNAL OF SYSTEMATIC AND EVOLUTIONARY MICROBIOLOGY.

In The Last Decade

N. A. Harrison

94 papers receiving 2.3k 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.

Phytoplasma-specific PCR primers based on sequences of the 16S-23S rRNA spacer region

1996 497 citations N. A. Harrison et al. profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
N. A. Harrison United States	25	2.3k	1.3k	604	324	135	96	2.5k
Lia W. Liefting New Zealand	21	1.6k 0.7×	409 0.3×	755 1.3×	78 0.2×	109 0.8×	48	1.7k
Bernd Schneider Germany	24	2.6k 1.1×	1.2k 0.9×	717 1.2×	513 1.6×	170 1.3×	69	2.7k
Ing‐Ming Lee United States	23	2.5k 1.1×	1.3k 1.0×	806 1.3×	195 0.6×	153 1.1×	41	2.5k
E. Seemüller Germany	34	4.7k 2.0×	2.4k 1.8×	1.3k 2.2×	635 2.0×	349 2.6×	134	4.9k
S. A. Lopes Brazil	24	1.5k 0.6×	684 0.5×	703 1.2×	116 0.4×	121 0.9×	55	1.6k
Michel Dollet France	19	931 0.4×	223 0.2×	488 0.8×	50 0.2×	143 1.1×	124	1.3k
R. H. Brlansky United States	26	2.0k 0.9×	548 0.4×	954 1.6×	252 0.8×	204 1.5×	86	2.1k
Giuliana Loconsole Italy	19	1.5k 0.7×	714 0.5×	645 1.1×	122 0.4×	153 1.1×	57	1.7k
Hisashi Nishigawa Japan	21	1.4k 0.6×	479 0.4×	606 1.0×	57 0.2×	173 1.3×	43	1.5k
C. Hiruki Canada	20	2.1k 0.9×	999 0.8×	391 0.6×	187 0.6×	161 1.2×	126	2.2k

Countries citing papers authored by N. A. Harrison

Since Specialization

Citations

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

Fields of papers citing papers by N. A. Harrison

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of N. A. Harrison

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

Aitken, R. John, A. L. Wilkins, N. A. Harrison, Aleona Swegen, & Sarah Lambourne. (2025). Evaluation of leucomethylene blue as a probe for assessing antioxidant activity reveals a potential application in the assessment of male fertility. SHILAP Revista de lepidopterología. 14. 100121–100121. 1 indexed citations

Wilkins, A. L., et al.. (2025). Analysis of antioxidant activity in commercial IVF media. Reproductive BioMedicine Online. 105124–105124. 1 indexed citations

Aitken, R. John, A. L. Wilkins, N. A. Harrison, et al.. (2025). A Comparative Analysis of the Antioxidant Profiles Generated by the RoXstaTM System for Diverse Biological Fluids Highlights the Powerful Protective Role of Human Seminal Plasma. Antioxidants. 14(1). 90–90. 2 indexed citations

Aitken, R. John, et al.. (2024). Towards the Development of Novel, Point-of-Care Assays for Monitoring Different Forms of Antioxidant Activity: The RoXstaTM System. Antioxidants. 13(11). 1379–1379. 4 indexed citations

Fitzgerald, C. P., Giuseppe Aleo, Cristina García‐Vivar, et al.. (2023). Development of a European Centre of Excellence (Coe) for Research in Continuing Professional Development (UPGRADE). PubMed. 12(1). 2160092–2160092. 2 indexed citations

Harrison, N. A., Maria A. Schmidt, Halima Amjad, et al.. (2023). A case of familial frontotemporal dementia caused by a progranulin gene mutation. Clinical Parkinsonism & Related Disorders. 9. 100213–100213. 1 indexed citations

Harrison, N. A., et al.. (2023). Capturing, the experiences of undergraduate student nurses undertaking a pre-registration nursing degree course using an adapted experience based co-design approach. Nurse Education Today. 125. 105795–105795. 6 indexed citations

Ntushelo, Khayalethu, N. A. Harrison, & Monica L. Elliott. (2013). Differences between the Texas phoenix palm phytoplasma and the coconut lethal yellowing phytoplasma revealed by restriction fragement length polymorphism (RFLP) analysis of the NUSA and HFLB genes. AFRICAN JOURNAL OF BIOTECHNOLOGY. 12(25). 3934–3939. 1 indexed citations

Ntushelo, Khayalethu, N. A. Harrison, & Monica L. Elliott. (2013). Palm phytoplasmas in the Caribbean Basin.. 57(2). 93–100. 8 indexed citations

10.

Ntushelo, Khayalethu, Monica L. Elliott, & N. A. Harrison. (2013). Palm yellows phytoplasmas and their genetic classification. AFRICAN JOURNAL OF BIOTECHNOLOGY. 12(22). 3376–3382. 4 indexed citations

11.

Harrison, N. A., et al.. (2012). First report of lethal yellowing disease associated with subgroup 16SrIV, a phytoplasma on St. Kitts in the Lesser Antilles. New Disease Reports. 26(1). 25–25. 3 indexed citations

12.

Harrison, N. A., Robert E. Davis, & Ericka E. Helmick. (2012). DNA Extraction from Arborescent Monocots and How to Deal with Other Challenging Hosts. Methods in molecular biology. 938. 147–158. 9 indexed citations

13.

Oropeza, Carlos, Luis Sáenz-Carbonell, N. A. Harrison, et al.. (2011). Reliable improved molecular detection of coconut lethal yellowing phytoplasma and reduction of associated disease through field management strategies. Bulletin of insectology. 64. 10 indexed citations

14.

Hodgetts, J., Neil Boonham, R. A. Mumford, N. A. Harrison, & Matthew Dickinson. (2008). Phytoplasma phylogenetics based on analysis of secA and 23S rRNA gene sequences for improved resolution of candidate species of 'Candidatus Phytoplasma'. INTERNATIONAL JOURNAL OF SYSTEMATIC AND EVOLUTIONARY MICROBIOLOGY. 58(8). 1826–1837. 170 indexed citations

15.

Harrison, N. A., et al.. (2007). Molecular detection and characterization of phytoplasmas associated with lethal yellowing disease of coconut palms in Jamaica. Bulletin of insectology. 7 indexed citations

16.

Utting, David & N. A. Harrison. (2007). Wood tick. Emergency Medicine Journal. 24(10). 736–736.

17.

Broschat, Timothy K., et al.. (2002). Losses to lethal yellowing cast doubt on coconut cultivar resistance.. 46(4). 185–189. 16 indexed citations

18.

Gundersen, D. E., I.-M. Lee, Dennis A. Schaff, et al.. (1996). Genomic Diversity and Differentiation among Phytoplasma Strains in 16S rRNA Groups I (Aster Yellows and Related Phytoplasmas) and III (X-Disease and Related Phytoplasmas). International Journal of Systematic Bacteriology. 46(1). 64–75. 134 indexed citations

19.

Harrison, N. A. & Susan J. Skidmore. (1990). Neopterin and beta‐2 microglobulin levels in asymptomatic HIV infection: The predictive value of combining markers. Journal of Medical Virology. 32(2). 128–133. 11 indexed citations

20.

Davis, Michael J., et al.. (1987). Dna probes for detecting the maize bushy stunt mycoplasma like organism mbs mlo. Phytopathology. 77(12). 1769. 2 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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