M. Ritchie

1.5k total citations · 1 hit paper
9 papers, 1.1k citations indexed

About

M. Ritchie is a scholar working on Genetics, Small Animals and Molecular Biology. According to data from OpenAlex, M. Ritchie has authored 9 papers receiving a total of 1.1k indexed citations (citations by other indexed papers that have themselves been cited), including 5 papers in Genetics, 3 papers in Small Animals and 3 papers in Molecular Biology. Recurrent topics in M. Ritchie's work include Animal Genetics and Reproduction (3 papers), Animal Nutrition and Physiology (2 papers) and Genetic and phenotypic traits in livestock (2 papers). M. Ritchie is often cited by papers focused on Animal Genetics and Reproduction (3 papers), Animal Nutrition and Physiology (2 papers) and Genetic and phenotypic traits in livestock (2 papers). M. Ritchie collaborates with scholars based in United Kingdom, United States and Spain. M. Ritchie's co-authors include William A. Ritchie, Ian Wilmut, Angelika Schnieke, Keith Campbell, Alan Colman, Alexander Kind, Angela Scott, Chris Haley, John Bracken and A. Ainslie and has published in prestigious journals such as Science, Nature Biotechnology and Biology of Reproduction.

In The Last Decade

M. Ritchie

9 papers receiving 1.0k 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.

Human Factor IX Transgenic Sheep Produced by Transfer of Nuclei from Transfected Fetal Fibroblasts

1997 651 citations Angelika Schnieke, Alexander Kind et al. Science profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
M. Ritchie United Kingdom	8	884	870	455	141	63	9	1.1k
Tomiji AKITA Japan	8	812 0.9×	725 0.8×	791 1.7×	152 1.1×	86 1.4×	21	1.3k
Bill Day United States	12	391 0.4×	393 0.5×	449 1.0×	79 0.6×	12 0.2×	20	687
A. Baguisi United States	9	747 0.8×	713 0.8×	716 1.6×	65 0.5×	26 0.4×	16	1.2k
Shokichi Iwamura Japan	11	507 0.6×	411 0.5×	688 1.5×	97 0.7×	23 0.4×	15	1.0k
E.W. Overström United States	17	1.1k 1.2×	640 0.7×	1.1k 2.4×	74 0.5×	39 0.6×	25	1.5k
J. H. Pryor United States	13	686 0.8×	547 0.6×	570 1.3×	41 0.3×	50 0.8×	34	1.0k
P. Palta India	19	555 0.6×	508 0.6×	745 1.6×	68 0.5×	47 0.7×	81	1.1k
Eduardo O. Melo Brazil	14	442 0.5×	348 0.4×	384 0.8×	42 0.3×	33 0.5×	39	761
R. S. Manik India	20	652 0.7×	610 0.7×	973 2.1×	80 0.6×	68 1.1×	110	1.4k
Maurício Machaim Franco Brazil	19	531 0.6×	565 0.6×	769 1.7×	60 0.4×	55 0.9×	85	1.3k

Countries citing papers authored by M. Ritchie

Since Specialization

Citations

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

Fields of papers citing papers by M. Ritchie

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of M. Ritchie

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

9 of 9 papers shown

1.

Sousa, Paul A. De, J.R. Dobrinsky, Jie Zhu, et al.. (2002). Somatic Cell Nuclear Transfer in the Pig: Control of Pronuclear Formation and Integration with Improved Methods for Activation and Maintenance of Pregnancy1. Biology of Reproduction. 66(3). 642–650. 145 indexed citations

2.

Denning, Chris, Sarah Burl, A. Ainslie, et al.. (2001). Deletion of the α(1,3)galactosyl transferase (GGTA1) gene and the prion protein (PrP) gene in sheep. Nature Biotechnology. 19(6). 559–562. 198 indexed citations

3.

Clutton, R. Eddie, John Bracken, & M. Ritchie. (1998). Effect of muscle injection site and drug temperature on pre‐anaesthetic sedation in pigs. Veterinary Record. 142(26). 718–721. 7 indexed citations

4.

Schnieke, Angelika, Alexander Kind, William A. Ritchie, et al.. (1997). Human Factor IX Transgenic Sheep Produced by Transfer of Nuclei from Transfected Fetal Fibroblasts. Science. 278(5346). 2130–2133. 651 indexed citations breakdown →

5.

Haley, Chris, et al.. (1995). Comparative reproductive performance in Meishan and Large White pigs and their crosses. Animal Science. 60(2). 259–267. 63 indexed citations

6.

Ritchie, M., Marian Thomson, Alastair A. Macdonald, et al.. (1995). Uterine capacity and prenatal survival in Meishan and Large White pigs. Animal Science. 60(3). 471–479. 12 indexed citations

7.

Ritchie, M., Mark Thompson, Alastair A. Macdonald, et al.. (1994). A study of uterine capacity in Meishan and Large White pigs.. Proceedings of the World Congress on Genetics applied to Livestock Production. 226–229. 1 indexed citations

8.

Galvin, J, I. Wilmut, B. N. Day, et al.. (1993). Reproductive performance in relation to uterine and embryonic traits during early gestation in Meishan, Large White and crossbred sows. Reproduction. 98(2). 377–384. 29 indexed citations

9.

Haley, Chris, et al.. (1990). Direct responses in males and correlated responses for reproduction in females to selection for testicular size adjusted for body weight in young male lambs. Reproduction. 89(2). 383–396. 17 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