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  1. Article

    Open Access

    Tools for microbial single-cell genomics for obtaining uncultured microbial genomes

    The advent of next-generation sequencing technologies has facilitated the acquisition of large amounts of DNA sequence data at a relatively low cost, leading to numerous breakthroughs in decoding microbial gen...

    Masahito Hosokawa, Yohei Nishikawa in Biophysical Reviews (2024)

  2. Article

    Open Access

    Targeted single-cell genomics reveals novel host adaptation strategies of the symbiotic bacteria Endozoicomonas in Acropora tenuis coral

    Endozoicomonas bacteria symbiosis with various marine organisms is hypothesized as a potential indicator of health in corals. Although many amplicon analyses using 16S rRNA gene have suggested the diversity of En...

    Keigo Ide, Yohei Nishikawa, Toru Maruyama, Yuko Tsukada, Masato Kogawa in Microbiome (2022)

  3. Article

    Open Access

    Reproducible and sensitive micro-tissue RNA sequencing from formalin-fixed paraffin-embedded tissues for spatial gene expression analysis

    Spatial transcriptome analysis of formalin-fixed paraffin-embedded (FFPE) tissues using RNA-sequencing (RNA-seq) provides interactive information on morphology and gene expression, which is useful for clinical...

    Hiroko Matsunaga, Koji Arikawa, Miki Yamazaki, Ryota Wagatsuma in Scientific Reports (2022)

  4. Article

    Open Access

    Strain-level profiling of viable microbial community by selective single-cell genome sequencing

    Culture-independent analysis with high-throughput sequencing has been widely used to characterize bacterial communities. However, signals derived from non-viable bacteria and non-cell DNA may inhibit its chara...

    Masahito Hosokawa, Taruho Endoh, Kazuma Kamata, Koji Arikawa in Scientific Reports (2022)

  5. Article

    Open Access

    Recovery of strain-resolved genomes from human microbiome through an integration framework of single-cell genomics and metagenomics

    Obtaining high-quality (HQ) reference genomes from microbial communities is crucial for understanding the phylogeny and function of uncultured microbes in complex microbial ecosystems. Despite improvements in ...

    Koji Arikawa, Keigo Ide, Masato Kogawa, Tatsuya Saeki, Takuya Yoda in Microbiome (2021)

  6. Article

    Open Access

    Evaluation of the effects of cell-dispensing using an inkjet-based bioprinter on cell integrity by RNA-seq analysis

    Bioprinting technology is expected to be applied in the fields of regenerative medicine and drug discovery. There are several types of bioprinters, especially inkjet-based bioprinter, which can be used not onl...

    Masayuki Yumoto, Natsuko Hemmi, Naoki Sato, Yudai Kawashima in Scientific Reports (2020)

  7. Article

    Open Access

    Effective microtissue RNA extraction coupled with Smart-seq2 for reproducible and robust spatial transcriptome analysis

    Spatial transcriptomics is useful for understanding the molecular organization of a tissue and providing insights into cellular function in a morphological context. In order to obtain reproducible results in s...

    Miki Yamazaki, Masahito Hosokawa, Koji Arikawa, Kiyofumi Takahashi in Scientific Reports (2020)

  8. Article

    Open Access

    Time-lapse single-cell transcriptomics reveals modulation of histone H3 for dormancy breaking in fission yeast

    How quiescent cells break dormancy is a key issue in eukaryotic cells including cancer. Fungal spores, for example, remain quiescent for long periods until nourished, although the mechanisms by which dormancy ...

    Hayato Tsuyuzaki, Masahito Hosokawa, Koji Arikawa, Takuya Yoda in Nature Communications (2020)

  9. Article

    Open Access

    Single-cell genomics of uncultured bacteria reveals dietary fiber responders in the mouse gut microbiota

    The gut microbiota can have dramatic effects on host metabolism; however, current genomic strategies for uncultured bacteria have several limitations that hinder their ability to identify responders to metabol...

    Rieka Chijiiwa, Masahito Hosokawa, Masato Kogawa, Yohei Nishikawa, Keigo Ide in Microbiome (2020)

  10. Article

    Open Access

    High-throughput identification of peptide agonists against GPCRs by co-culture of mammalian reporter cells and peptide-secreting yeast cells using droplet microfluidics

    Since G-protein coupled receptors (GPCRs) are linked to various diseases, screening of functional ligands against GPCRs is vital for drug discovery. In the present study, we developed a high-throughput functio...

    Kenshi Yaginuma, Wataru Aoki, Natsuko Miura, Yuta Ohtani in Scientific Reports (2019)

  11. Article

    Open Access

    Correction to: A CCR5+ memory subset within HIV-1-infected primary resting CD4+ T cells is permissive for replication-competent, latently infected viruses in vitro

    After publication of the original article [1], the authors became aware of a miscalculation in the original Fig. 2d.

    Kazutaka Terahara, Ryutaro Iwabuchi, Masahito Hosokawa in BMC Research Notes (2019)

  12. Article

    Open Access

    A CCR5+ memory subset within HIV-1-infected primary resting CD4+ T cells is permissive for replication-competent, latently infected viruses in vitro

    Resting CD4+ T cells are major reservoirs of latent HIV-1 infection, and may be formed during the early phase of the infection. Although CCR5-tropic (R5) HIV-1 is highly transmissible during the early phase, newl...

    Kazutaka Terahara, Ryutaro Iwabuchi, Masahito Hosokawa in BMC Research Notes (2019)

  13. Article

    Open Access

    Combinatory use of distinct single-cell RNA-seq analytical platforms reveals the heterogeneous transcriptome response

    Single-cell RNA-seq is a powerful tool for revealing heterogeneity in cancer cells. However, each of the current single-cell RNA-seq platforms has inherent advantages and disadvantages. Here, we show that comb...

    Yukie Kashima, Ayako Suzuki, Ying Liu, Masahito Hosokawa in Scientific Reports (2018)

  14. Article

    Open Access

    Obtaining high-quality draft genomes from uncultured microbes by cleaning and co-assembly of single-cell amplified genomes

    Single-cell genomics is a straightforward approach to obtain genomes from uncultured microbes. However, sequence reads from a single-cell amplified genome (SAG) contain significant bias and chimeric sequences....

    Masato Kogawa, Masahito Hosokawa, Yohei Nishikawa, Kazuki Mori in Scientific Reports (2018)

  15. Article

    Open Access

    Massively parallel whole genome amplification for single-cell sequencing using droplet microfluidics

    Massively parallel single-cell genome sequencing is required to further understand genetic diversities in complex biological systems. Whole genome amplification (WGA) is the first step for single-cell sequenci...

    Masahito Hosokawa, Yohei Nishikawa, Masato Kogawa, Haruko Takeyama in Scientific Reports (2017)

  16. Article

    Open Access

    Site-specific gene expression analysis using an automated tissue micro-dissection punching system

    Site-specific gene expression analyses are important for understanding tissue functions. Despite rapid developments in DNA-related technologies, the site-specific analysis of whole genome expression for a tiss...

    Takuya Yoda, Masahito Hosokawa, Kiyofumi Takahashi, Chikako Sakanashi in Scientific Reports (2017)

  17. Article

    Efficient DNA release from PAMAM dendrimer-modified superparamagnetic nanoparticles for DNA recovery

    DNA recovery using solid-phase extraction is a fundamental technique in molecular biology and biotechnology. Our research group developed a novel DNA recovery method using amine-modified magnetic nanoparticles...

    Atsushi Arakaki, Keiyu Shibata, Takeyuki Mogi, Masahito Hosokawa in Polymer Journal (2012)