Keizo Nagasaki
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Explore the profile of Keizo Nagasaki including associated specialties, affiliations and a list of published articles.
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Citations
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Recent Articles
1.
Fang Y, Meng L, Xia J, Gotoh Y, Hayashi T, Nagasaki K, et al.
mSystems
. 2024 Dec;
10(1):e0116824.
PMID: 39714212
Giant viruses are crucial for marine ecosystem dynamics because they regulate microeukaryotic community structure, accelerate carbon and nutrient cycles, and drive the evolution of their hosts through co-evolutionary processes. Previously...
2.
Iwamoto M, Takahashi M, Maeda H, Takeuchi H, Uchiyama J, Ujihara T, et al.
FEMS Microbiol Lett
. 2024 Oct;
371.
PMID: 39380139
Bacteriophage (phage) KHP40 was previously isolated from the supernatant of a culture of Helicobacter pylori KMT83 cells. In this study, we analysed the infection characteristics of KHP40, phage release pattern...
3.
Rede J, Breitbart M, Lundquist C, Nagasaki K, Hewson I
PLoS One
. 2024 Aug;
19(8):e0302314.
PMID: 39196976
Seagrasses are marine angiosperms that form highly productive and diverse ecosystems. These ecosystems, however, are declining worldwide. Plant-associated microbes affect critical functions like nutrient uptake and pathogen resistance, which has...
4.
Morimoto D, Tateishi N, Takahashi M, Nagasaki K
PLoS One
. 2024 Mar;
19(3):e0301185.
PMID: 38547190
Acanthamoeba castellanii is infected with diverse nucleocytoplasmic large DNA viruses. Here, we report the co-isolation of 12 viral strains from marine sediments in Uranouchi Inlet, Kochi, Japan. Based on the...
5.
Takahashi M, Masuda Y, Chiba Y, Urayama S, Nagasaki K
Virus Genes
. 2024 Jan;
60(1):97-99.
PMID: 38198069
Heterocapsa circularisquama RNA virus (HcRNAV) is the only dinoflagellate-infecting RNA virus cultured. However, only two strains of HcRNAV have been registered with complete genome sequences (strains 34 and 109 for...
6.
Funaoka Y, Hiromoto H, Morimoto D, Takahashi M, Wada K, Nagasaki K
Microbes Environ
. 2023 Jun;
38(2).
PMID: 37302846
Heterosigma akashiwo virus (HaV) is a dsDNA virus that infects the bloom-forming raphidoflagellate Heterosigma akashiwo. Both the host and its virus are phenotypically diverse in terms of infection specificity. Their...
7.
Coy S, Utama B, Spurlin J, Kim J, Deshmukh H, Lwigale P, et al.
Sci Rep
. 2023 Apr;
13(1):5813.
PMID: 37037845
Half of the marine virosphere is hypothesized to be RNA viruses (kingdom Orthornavirae) that infect abundant micro-eukaryotic hosts (e.g. protists). To test this, quantitative approaches that broadly track infections in...
8.
Takahashi M, Wada K, Urayama S, Masuda Y, Nagasaki K
Microbes Environ
. 2022 Apr;
37(5).
PMID: 35400716
Heterocapsa circularisquama RNA virus (HcRNAV) is the only dinoflagellate-infecting RNA virus that has been isolated to date. We herein investigated the diversity of the major capsid protein gene of HcRNAV...
9.
Funaki H, Gaonkar C, Kataoka T, Nishimura T, Tanaka K, Yanagida I, et al.
Harmful Algae
. 2022 Jan;
111:102163.
PMID: 35016767
The genus Gambierdiscus is a marine benthic/epiphytic dinoflagellate considered the causative agent of ciguatera poisoning (CP). Clarifying the geographical distribution of this genus to understand the potential risk of CP...
10.
Hirai J, Urayama S, Takaki Y, Hirai M, Nagasaki K, Nunoura T
Microbes Environ
. 2022 Jan;
37(5).
PMID: 34980753
Zooplankton and viruses play a key role in marine ecosystems; however, their interactions have not been examined in detail. In the present study, the diversity of viruses associated with zooplankton...