R.A. Almeida

3.5k total citations · 1 hit paper
71 papers, 2.6k citations indexed

About

R.A. Almeida is a scholar working on Agronomy and Crop Science, Food Science and Microbiology. According to data from OpenAlex, R.A. Almeida has authored 71 papers receiving a total of 2.6k indexed citations (citations by other indexed papers that have themselves been cited), including 56 papers in Agronomy and Crop Science, 36 papers in Food Science and 16 papers in Microbiology. Recurrent topics in R.A. Almeida's work include Milk Quality and Mastitis in Dairy Cows (56 papers), Probiotics and Fermented Foods (32 papers) and Microbial infections and disease research (15 papers). R.A. Almeida is often cited by papers focused on Milk Quality and Mastitis in Dairy Cows (56 papers), Probiotics and Fermented Foods (32 papers) and Microbial infections and disease research (15 papers). R.A. Almeida collaborates with scholars based in United States, Netherlands and China. R.A. Almeida's co-authors include S.P. Oliver, B.M. Jayarao, Karl R. Matthews, Luis F. Calvinho, B.E. Gillespie, E. Cifrian, Albert J. Guidry, D.A. Luther, Oudessa Kerro Dego and S.J. Ivey and has published in prestigious journals such as Journal of Clinical Microbiology, Infection and Immunity and Journal of Dairy Science.

In The Last Decade

R.A. Almeida

71 papers receiving 2.4k 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.

Foodborne Pathogens in Milk and the Dairy Farm Environment: Food Safety and Public Health Implications

2005 618 citations S.P. Oliver, B.M. Jayarao et al. Foodborne Pathogens and Disease profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
R.A. Almeida United States	27	1.4k	1.4k	533	525	371	71	2.6k
B.E. Gillespie United States	31	1.4k 1.0×	1.3k 0.9×	519 1.0×	532 1.0×	459 1.2×	80	2.8k
Marcos Veiga dos Santos Brazil	31	2.1k 1.5×	1.4k 1.0×	392 0.7×	615 1.2×	252 0.7×	167	3.2k
Alfonso Zecconi Italy	31	1.4k 1.0×	734 0.5×	356 0.7×	504 1.0×	495 1.3×	113	2.4k
T. Honkanen‐Buzalski Finland	23	939 0.7×	1.1k 0.8×	335 0.6×	455 0.9×	318 0.9×	41	2.0k
P. Moroni Italy	38	2.5k 1.8×	1.6k 1.1×	808 1.5×	1.1k 2.0×	622 1.7×	169	4.3k
Suvi Taponen Finland	25	2.0k 1.5×	1.3k 1.0×	630 1.2×	660 1.3×	471 1.3×	52	2.6k
William J. Meaney Ireland	28	1.0k 0.7×	1.0k 0.8×	550 1.0×	952 1.8×	693 1.9×	49	2.5k
A. Contreras Spain	25	1.4k 1.0×	830 0.6×	766 1.4×	423 0.8×	300 0.8×	112	2.6k
Gabriel Leitner Israel	42	3.2k 2.3×	1.9k 1.4×	656 1.2×	675 1.3×	268 0.7×	128	4.7k
Bernd‐Alois Tenhagen Germany	34	982 0.7×	958 0.7×	375 0.7×	876 1.7×	1.2k 3.4×	113	3.2k

Countries citing papers authored by R.A. Almeida

Since Specialization

Citations

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

Fields of papers citing papers by R.A. Almeida

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of R.A. Almeida

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

Citti, Christine, Emilie Dordet‐Frisoni, B.E. Gillespie, et al.. (2024). Mycoplasma bovis 5′-nucleotidase is a virulence factor conferring mammary fitness in bovine mastitis. PLoS Pathogens. 20(11). e1012628–e1012628. 3 indexed citations

Feng, Yunhe, Haoran Niu, S.J. Ivey, et al.. (2021). SocialCattle: IoT-Based Mastitis Detection and Control Through Social Cattle Behavior Sensing in Smart Farms. IEEE Internet of Things Journal. 9(12). 10130–10138. 26 indexed citations

Dego, Oudessa Kerro, R.A. Almeida, S.J. Ivey, & Getahun E. Agga. (2021). Evaluation of Streptococcus uberis Surface Proteins as Vaccine Antigens to Control S. uberis Mastitis in Dairy Cows. Vaccines. 9(8). 868–868. 7 indexed citations

Almeida, R.A., et al.. (2015). Protective effect of anti-SUAM antibodies on Streptococcus uberis mastitis. Veterinary Research. 46(1). 133–133. 24 indexed citations

Dego, Oudessa Kerro, S.P. Oliver, & R.A. Almeida. (2011). Host–pathogen gene expression profiles during infection of primary bovine mammary epithelial cells with Escherichia coli strains associated with acute or persistent bovine mastitis. Veterinary Microbiology. 155(2-4). 291–297. 21 indexed citations

Almeida, R.A., et al.. (2011). Intracellular fate of strains of Escherichia coli isolated from dairy cows with acute or chronic mastitis. Veterinary Research Communications. 35(2). 89–101. 33 indexed citations

Chen, Xueyan, Oudessa Kerro Dego, R.A. Almeida, et al.. (2010). Deletion of sua gene reduces the ability of Streptococcus uberis to adhere to and internalize into bovine mammary epithelial cells. Veterinary Microbiology. 147(3-4). 426–434. 19 indexed citations

Patel, Dilip, R.A. Almeida, John R. Dunlap, & S.P. Oliver. (2009). Bovine lactoferrin serves as a molecular bridge for internalization of Streptococcus uberis into bovine mammary epithelial cells. Veterinary Microbiology. 137(3-4). 297–301. 39 indexed citations

Almeida, R.A., et al.. (2007). Intracellular killing of mastitis pathogens by penethamate hydriodide following internalization into mammary epithelial cells. Journal of Veterinary Pharmacology and Therapeutics. 30(2). 151–156. 16 indexed citations

10.

Dogan, Belgin, Suzanne Klaessig, Mark Rishniw, et al.. (2006). Adherent and invasive Escherichia coli are associated with persistent bovine mastitis. Veterinary Microbiology. 116(4). 270–282. 132 indexed citations

11.

Tamilselvam, Batcha, R.A. Almeida, John R. Dunlap, & S.P. Oliver. (2006). Streptococcus uberis internalizes and persists in bovine mammary epithelial cells. Microbial Pathogenesis. 40(6). 279–285. 49 indexed citations

12.

Oliver, S.P., B.M. Jayarao, & R.A. Almeida. (2005). Foodborne Pathogens in Milk and the Dairy Farm Environment: Food Safety and Public Health Implications. Foodborne Pathogens and Disease. 2(2). 115–129. 618 indexed citations breakdown →

13.

Hockett, M. E., et al.. (2005). Effects of Induced Clinical Mastitis During Preovulation on Endocrine and Follicular Function. Journal of Dairy Science. 88(7). 2422–2431. 38 indexed citations

14.

Rambeaud, M., R.A. Almeida, Gina M. Pighetti, & S.P. Oliver. (2003). Dynamics of leukocytes and cytokines during experimentally induced Streptococcus uberis mastitis. Veterinary Immunology and Immunopathology. 96(3-4). 193–205. 88 indexed citations

15.

Almeida, R.A., et al.. (2003). Binding of host glycosaminoglycans and milk proteins: possible role in the pathogenesis of Streptococcus uberis mastitis. Veterinary Microbiology. 94(2). 131–141. 11 indexed citations

16.

Park, Hee‐Myung, R.A. Almeida, & S.P. Oliver. (2002). Identification of lactoferrin-binding proteins inStreptococcus dysgalactiaesubsp.dysgalactiaeandStreptococcus agalactiaeisolated from cows with mastitis. FEMS Microbiology Letters. 207(1). 87–90. 10 indexed citations

17.

Murinda, Shelton E., Lien Thi Kim Nguyen, S.J. Ivey, et al.. (2002). Prevalence and Molecular Characterization of Escherichia coli O157:H7 in Bulk Tank Milk and Fecal Samples from Cull Cows: A 12-Month Survey of Dairy Farms in East Tennessee. Journal of Food Protection. 65(5). 752–759. 72 indexed citations

18.

Almeida, R.A. & S.P. Oliver. (2001). Role of Collagen in Adherence of Streptococcus uberis to Bovine Mammary Epithelial Cells. Journal of Veterinary Medicine Series B. 48(10). 759–763. 9 indexed citations

19.

Almeida, R.A. & S.P. Oliver. (2001). Interaction of coagulase-negative Staphylococcus species with bovine mammary epithelial cells. Microbial Pathogenesis. 31(5). 205–212. 49 indexed citations

20.

Fang, Weihuan, R.A. Almeida, & S.P. Oliver. (2000). Effects of lactoferrin and milk on adherence of Streptococcus uberisto bovine mammary epithelial cells. American Journal of Veterinary Research. 61(3). 275–279. 25 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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