Manfred J. Lohka

5.1k total citations · 4 hit papers
30 papers, 4.4k citations indexed

About

Manfred J. Lohka is a scholar working on Molecular Biology, Cell Biology and Public Health, Environmental and Occupational Health. According to data from OpenAlex, Manfred J. Lohka has authored 30 papers receiving a total of 4.4k indexed citations (citations by other indexed papers that have themselves been cited), including 21 papers in Molecular Biology, 15 papers in Cell Biology and 12 papers in Public Health, Environmental and Occupational Health. Recurrent topics in Manfred J. Lohka's work include Microtubule and mitosis dynamics (14 papers), Reproductive Biology and Fertility (12 papers) and Sperm and Testicular Function (8 papers). Manfred J. Lohka is often cited by papers focused on Microtubule and mitosis dynamics (14 papers), Reproductive Biology and Fertility (12 papers) and Sperm and Testicular Function (8 papers). Manfred J. Lohka collaborates with scholars based in United States, Canada and United Kingdom. Manfred J. Lohka's co-authors include James L. Maller, Yoshio Masui, Jean Gautier, Paul Nurse, Mary K. Hayes, Chris J. Norbury, Jeremy Minshull, Michael Glotzer, Tim Hunt and Guy Vigers and has published in prestigious journals such as Science, Cell and Proceedings of the National Academy of Sciences.

In The Last Decade

Manfred J. Lohka

30 papers receiving 4.2k 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.

Purified maturation-promoting factor contains the product of a Xenopus homolog of the fission yeast cell cycle control gene cdc2+

1988 748 citations Jean Gautier, Chris J. Norbury et al. Cell profile →
Cyclin is a component of maturation-promoting factor from Xenopus

1990 569 citations Jean Gautier, Jeremy Minshull et al. Cell profile →
Formation in Vitro of Sperm Pronuclei and Mitotic Chromosomes Induced by Amphibian Ooplasmic Components

1983 545 citations Manfred J. Lohka, Yoshio Masui Science profile →
Purification of maturation-promoting factor, an intracellular regulator of early mitotic events.

1988 508 citations Manfred J. Lohka, James L. Maller et al. profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Manfred J. Lohka United States	21	3.5k	2.1k	981	518	425	30	4.4k
Marcel Dorée France	36	2.9k 0.8×	2.2k 1.0×	1.2k 1.2×	600 1.2×	454 1.1×	70	4.2k
Noriyuki Sagata Japan	31	2.9k 0.8×	1.7k 0.8×	1.5k 1.5×	540 1.0×	465 1.1×	60	4.0k
M. Dorée France	35	4.6k 1.3×	2.8k 1.4×	1.1k 1.1×	1.3k 2.4×	393 0.9×	60	6.2k
René Ozon France	30	1.8k 0.5×	1.2k 0.6×	1.3k 1.3×	171 0.3×	535 1.3×	123	3.1k
J C Cavadore France	21	2.5k 0.7×	1.4k 0.7×	473 0.5×	828 1.6×	147 0.3×	38	3.1k
Christer Höög Sweden	46	5.3k 1.5×	1.8k 0.8×	1.4k 1.4×	276 0.5×	755 1.8×	91	6.5k
Petr Kaláb United States	30	2.5k 0.7×	1.5k 0.7×	1.1k 1.2×	153 0.3×	780 1.8×	67	3.9k
Ryoko Kuriyama United States	43	4.4k 1.3×	4.3k 2.1×	413 0.4×	964 1.9×	140 0.3×	101	5.9k
Catherine Jessus France	28	1.5k 0.4×	1.0k 0.5×	813 0.8×	283 0.5×	224 0.5×	70	2.1k
Didier Fesquet France	27	2.5k 0.7×	1.6k 0.8×	448 0.5×	958 1.8×	158 0.4×	36	3.0k

Countries citing papers authored by Manfred J. Lohka

Since Specialization

Citations

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

Fields of papers citing papers by Manfred J. Lohka

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Manfred J. Lohka. 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 Manfred J. Lohka. The network helps show where Manfred J. Lohka may publish in the future.

Co-authorship network of co-authors of Manfred J. Lohka

This figure shows the co-authorship network connecting the top 25 collaborators of Manfred J. Lohka. A scholar is included among the top collaborators of Manfred J. Lohka 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 Manfred J. Lohka. Manfred J. Lohka 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

Chen, Chyi‐Liang, et al.. (2007). Development of a LytE‐based high‐density surface display system in Bacillus subtilis. Microbial Biotechnology. 1(2). 177–190. 16 indexed citations

Tokumoto, Toshinobu, Mika Tokumoto, Ryo Horiguchi, et al.. (1999). Disappearance of a Novel Protein Component of the 26S Proteasome duringXenopusOocyte Maturation. Experimental Cell Research. 247(2). 313–319. 19 indexed citations

Bodoor, Khaldon, Davide Salina, Wahyu Hendrati Raharjo, et al.. (1999). Sequential recruitment of NPC proteins to the nuclear periphery at the end of mitosis. Journal of Cell Science. 112(13). 2253–2264. 171 indexed citations

Stadnick, Ellamae, et al.. (1998). Activation of the p42 Mitogen-activated Protein Kinase Pathway Inhibits Cdc2 Activation and Entry into M-Phase in CyclingXenopusEgg Extracts. Molecular Biology of the Cell. 9(2). 451–467. 58 indexed citations

Lohka, Manfred J.. (1998). Nuclear responses to MPF activation and inactivation in Xenopus oocytes and early embryos. Biology of the Cell. 90(8). 591–599. 9 indexed citations

Lohka, Manfred J.. (1997). Chapter 17 Analysis of Nuclear Envelope Assembly Using Extracts of Xenopus Eggs. Methods in cell biology. 53. 367–395. 18 indexed citations

Lohka, Manfred J., et al.. (1994). Cell cycle-regulated degradation of Xenopus cyclin B2 requires binding to p34cdc2.. Molecular Biology of the Cell. 5(7). 713–724. 29 indexed citations

Lohka, Manfred J., et al.. (1993). Mitotic Arrest Caused by the Amino Terminus of Xenopus Cyclin B2. Molecular and Cellular Biology. 13(3). 1480–1488. 11 indexed citations

Satterwhite, Lisa L., Manfred J. Lohka, Katherine L. Wilson, et al.. (1992). Phosphorylation of myosin-II regulatory light chain by cyclin-p34cdc2: a mechanism for the timing of cytokinesis.. The Journal of Cell Biology. 118(3). 595–605. 168 indexed citations

10.

Vigers, Guy & Manfred J. Lohka. (1991). A distinct vesicle population targets membranes and pore complexes to the nuclear envelope in Xenopus eggs.. The Journal of Cell Biology. 112(4). 545–556. 132 indexed citations

11.

Gautier, Jean, Jeremy Minshull, Manfred J. Lohka, et al.. (1990). Cyclin is a component of maturation-promoting factor from Xenopus. Cell. 60(3). 487–494. 569 indexed citations breakdown →

12.

Langan, Thomas A., Jean Gautier, Manfred J. Lohka, et al.. (1989). Mammalian Growth-Associated H1 Histone Kinase: a Homolog of cdc2⁺/CDC28 Protein Kinases Controlling Mitotic Entry in Yeast and Frog Cells. Molecular and Cellular Biology. 9(9). 3860–3868. 71 indexed citations

13.

Langan, Thomas A., Jean Gautier, Manfred J. Lohka, et al.. (1989). Mammalian growth-associated H1 histone kinase: a homolog of cdc2+/CDC28 protein kinases controlling mitotic entry in yeast and frog cells.. Molecular and Cellular Biology. 9(9). 3860–3868. 237 indexed citations

14.

Lohka, Manfred J. & James L. Maller. (1988). Induction of metaphase chromosome condensation in human sperm by Xenopus egg extracts. Experimental Cell Research. 179(1). 303–309. 8 indexed citations

15.

Gautier, Jean, Chris J. Norbury, Manfred J. Lohka, Paul Nurse, & James L. Maller. (1988). Purified maturation-promoting factor contains the product of a Xenopus homolog of the fission yeast cell cycle control gene cdc2+. Cell. 54(3). 433–439. 748 indexed citations breakdown →

16.

Lohka, Manfred J.. (1988). The reconstitution of nuclear envelopes in cell-free extracts. Cell Biology International Reports. 12(9). 833–848. 34 indexed citations

17.

Lohka, Manfred J., et al.. (1987). Metaphase protein phosphorylation in Xenopus laevis eggs.. Molecular and Cellular Biology. 7(2). 760–768. 82 indexed citations

18.

Lohka, Manfred J. & Yoshio Masui. (1984). Roles of cytosol and cytoplasmic particles in nuclear envelope assembly and sperm pronuclear formation in cell-free preparations from amphibian eggs.. The Journal of Cell Biology. 98(4). 1222–1230. 224 indexed citations

19.

Lohka, Manfred J. & Yoshio Masui. (1984). Effects of Ca2+ ions on the formation of metaphase chromosomes and sperm pronuclei in cell-free preparations from unactivated Rana pipiens eggs. Developmental Biology. 103(2). 434–442. 76 indexed citations

20.

Lohka, Manfred J. & Yoshio Masui. (1983). Formation in Vitro of Sperm Pronuclei and Mitotic Chromosomes Induced by Amphibian Ooplasmic Components. Science. 220(4598). 719–721. 545 indexed citations breakdown →

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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