Skip to content

Home Search Authors Pakistan News Saved

SciRah

SciRah does not host or store research papers. Results come live from free, official scholarly APIs, and every paper links back to its original source.

Data sources

OpenAlex
Semantic Scholar
Crossref
CORE
arXiv
PubMed

Privacy policy Terms of service

S. Kojima · SciRah

Researcher profile · Semantic Scholar

S. Kojima

Share profile

S. Kojima — researcher profile on SciRah

h-index: 16
Works: 47
Citations: 2,717

Most-cited papers

Hd3a, a rice ortholog of the Arabidopsis FT gene, promotes transition to flowering downstream of Hd1 under short-day conditions.
S. Kojima, Yuji Takahashi, Y. Kobayashi, L. Monna +3 more
2002Plant and Cell Physiology1,121 citations
Semantic Scholar
The ASYMMETRIC LEAVES2 gene of Arabidopsis thaliana, required for formation of a symmetric flat leaf lamina, encodes a member of a novel family of proteins characterized by cysteine repeats and a leucine zipper.
Hidekazu Iwakawa, Y. Ueno, E. Semiarti, H. Onouchi +7 more
2002Plant and Cell Physiology421 citations Open access
Semantic Scholar
Genetic control of flowering time in rice, a short-day plant.
M. Yano, S. Kojima, Yuji Takahashi, Hong-Xuan Lin +1 more
2001Plant Physiology303 citations Open access
Semantic Scholar
Expression of the ASYMMETRIC LEAVES2 gene in the adaxial domain of Arabidopsis leaves represses cell proliferation in this domain and is critical for the development of properly expanded leaves.
Hidekazu Iwakawa, M. Iwasaki, S. Kojima, Y. Ueno +5 more
2007The Plant Journal202 citations
Semantic Scholar
Dual regulation of ETTIN (ARF3) gene expression by AS1-AS2, which maintains the DNA methylation level, is involved in stabilization of leaf adaxial-abaxial partitioning in Arabidopsis
M. Iwasaki, Hiro Takahashi, Hidekazu Iwakawa, Ayami Nakagawa +13 more
2013Development117 citations Open access
Semantic Scholar
Genetic networks regulated by ASYMMETRIC LEAVES1 (AS1) and AS2 in leaf development in Arabidopsis thaliana: KNOX genes control five morphological events.
Masaya Ikezaki, M. Kojima, H. Sakakibara, S. Kojima +3 more
2010The Plant Journal91 citations
Semantic Scholar
The complex of ASYMMETRIC LEAVES (AS) proteins plays a central role in antagonistic interactions of genes for leaf polarity specification in Arabidopsis
C. Machida, Ayami Nakagawa, S. Kojima, Hiro Takahashi +1 more
2015Wiley Interdisciplinary Reviews: Developmental Biology73 citations Open access
Semantic Scholar
Asymmetric leaves2 and Elongator, a histone acetyltransferase complex, mediate the establishment of polarity in leaves of Arabidopsis thaliana.
S. Kojima, M. Iwasaki, Hiro Takahashi, T. Imai +5 more
2011Plant and Cell Physiology62 citations Open access
Semantic Scholar
Two Arabidopsis cyclin A3s possess G1 cyclin-like features
I. Takahashi, S. Kojima, N. Sakaguchi, C. Umeda-Hara +1 more
2010Plant Cell Reports49 citations Open access
Semantic Scholar
A genetic link between epigenetic repressor AS1-AS2 and a putative small subunit processome in leaf polarity establishment of Arabidopsis
Y. Matsumura, Iwai Ohbayashi, Hiro Takahashi, S. Kojima +10 more
2016Biology Open40 citations Open access
Semantic Scholar
Arabidopsis Zinc-Finger-Like Protein ASYMMETRIC LEAVES2 (AS2) and Two Nucleolar Proteins Maintain Gene Body DNA Methylation in the Leaf Polarity Gene ETTIN (ARF3)
Simon Vial-Pradel, Sumie Keta, Mika Nomoto, Li-Lan Luo +8 more
2018Plant and Cell Physiology31 citations Open access
Semantic Scholar
Meta-Analyses of Microarrays of Arabidopsis asymmetric leaves1 (as1), as2 and Their Modifying Mutants Reveal a Critical Role for the ETT Pathway in Stabilization of Adaxial–Abaxial Patterning and Cell Division During Leaf Development
Hiro Takahashi, Hidekazu Iwakawa, Nanako Ishibashi, S. Kojima +9 more
2013Plant and Cell Physiology30 citations Open access
Semantic Scholar
Discovery of novel rules for G-quadruplex-forming sequences in plants by using bioinformatics methods.
Hiro Takahashi, Ayami Nakagawa, S. Kojima, Anna Takahashi +5 more
2012Journal of Bioscience and Bioengineering30 citations
Semantic Scholar
ASYMMETRIC-LEAVES2 and an ortholog of eukaryotic NudC domain proteins repress expression of AUXIN-RESPONSE-FACTOR and class 1 KNOX homeobox genes for development of flat symmetric leaves in Arabidopsis
Nanako Ishibashi, K. Kanamaru, Y. Ueno, S. Kojima +3 more
2012Biology Open29 citations Open access
Semantic Scholar
Arabidopsis ASYMMETRIC LEAVES2 (AS2): roles in plant morphogenesis, cell division, and pathogenesis
Y. Machida, Takanori Suzuki, M. Sasabe, Hidekazu Iwakawa +2 more
2021Journal of plant research26 citations Open access
Semantic Scholar
Berberine enhances defects in the establishment of leaf polarity in asymmetric leaves1 and asymmetric leaves2 of Arabidopsis thaliana
Ayami Nakagawa, Hiro Takahashi, S. Kojima, Nobuo Sato +8 more
2012Plant Molecular Biology17 citations Open access
Semantic Scholar
Comprehensive genome-wide identification of angiosperm upstream ORFs with peptide sequences conserved in various taxonomic ranges using a novel pipeline, ESUCA
Hiro Takahashi, Noriya Hayashi, Yuta Hiragori, Shun-ichi Sasaki +9 more
2020BMC Genomics14 citations Open access
Semantic Scholar
The formation of perinucleolar bodies is important for normal leaf development and requires the zinc‐finger DNA‐binding motif in Arabidopsis ASYMMETRIC LEAVES2
Li-Lan Luo, Sayuri Ando, Yuki Sakamoto, Takanori Suzuki +10 more
2019The Plant Journal14 citations Open access
Semantic Scholar
A genetic link between epigenetic repressor AS1-AS2 and DNA replication factors in establishment of adaxial-abaxial leaf polarity of Arabidopsis.
Toan Quy Luong, Sumie Keta, Toshiharu Asai, S. Kojima +5 more
2018Plant Biotechnology9 citations Open access
Semantic Scholar
Induction of Polyploids in Vaccinium Using Oryzalin and Colchicine Treatments
Hirotoshi Tsuda, S. Kojima, T. Tetsumura, Haruki Komatsu +1 more
20128 citations Open access
Semantic Scholar
Mechanisms of T-DNA transfer and integration into plant chromosomes: role of vir B , vir D4 and vir E2 and a short interspersed repetitive element (SINE) from tobacco
Y. Yoshioka, Y. Takahashi, S. Matsumoto, S. Kojima +5 more
19945 citations
Semantic Scholar
Arabidopsis ASYMMETRIC LEAVES2 and Nucleolar Factors Are Coordinately Involved in the Perinucleolar Patterning of AS2 Bodies and Leaf Development
Sayuri Ando, Mika Nomoto, Hidekazu Iwakawa, Simon Vial-Pradel +9 more
2023Plants4 citations Open access
Semantic Scholar
Comprehensive genome-wide identification of angiosperm upstream ORFs with peptide sequences conserved in various taxonomic ranges using a novel pipeline, ESUCA
Hiro Takahashi, Noriya Hayashi, Y. Yamashita, S. Naito +6 more
2019bioRxiv4 citations Open access
Semantic Scholar
Roles of the ASYMMETRIC LEAVES2 gene in floral organ development in Arabidopsis thaliana
Sumie Keta, Hidekazu Iwakawa, Masaya Ikezaki, E. Semiarti +3 more
20124 citations Open access
Semantic Scholar
SIMON: Simple methods for analyzing DNA methylation by targeted bisulfite next-generation sequencing.
Simon Vial-Pradel, Y. Hasegawa, Ayami Nakagawa, Shido Miyaki +4 more
2019Plant Biotechnology3 citations Open access
Semantic Scholar
- 1-Two Arabidopsis cyclin A 3 s possess G 1 cyclin-like features
I. Takahashi, S. Kojima, N. Sakaguchi, C. Umeda-Hara +2 more
20182 citations
Semantic Scholar
Berberine enhances defects in the establishment of leaf polarity in asymmetric leaves1 and asymmetric leaves2 of Arabidopsis thaliana
Ayami Nakagawa, Hiro Takahashi, S. Kojima, Nobuo Sato +8 more
2012Plant Molecular Biology2 citations Open access
Semantic Scholar
Establishment of High-frequency Genetic Transformation Method of Indonesian Orchid Species Mediated by Agrobacterium tumefaciens
Koichi Ejiri, Hiroyuki Aida Sakagami, Shin Hanajima, T. Ando +39 more
20112 citations
Semantic Scholar
Arabidopsis epigenetic factor AS2 mitigates nucleolar stress and promotes flat leaf development by repressing a CDK inhibitor
Ayami Nakagawa, Hidekazu Iwakawa, Hiro Takahashi, Simon Vial-Pradel +20 more
2026Development1 citations Open access
Semantic Scholar
ESUCA: a pipeline for genome-wide identification of upstream open reading frames with evolutionarily 1 conserved sequences and determination of the taxonomic range of their conservation
Hiro Takahashi, Noriya Hayashi, Y. Yamashita, S. Naito +5 more
20191 citations
Semantic Scholar
Fruit Ripening and Quality Profile in Wild Relatives of Blueberry, Natsuhaze (Vaccinium oldhamii Miq.), and Aragenatsuhaze (V. ciliatum Thunb.)
Hirotoshi Tsuda, S. Kojima, Sakichi Otsubo, Haruki Komatsu +1 more
20141 citations Open access
Semantic Scholar
Formation of a Symmetric Flat Leaf Lamina in Arabidopsis
C. Machida, Hidekazu Iwakawa, Y. Ueno, E. Semiarti +4 more
20031 citations
Semantic Scholar
Arabidopsis epigenetic factor AS2 attenuates nucleolar stress by camptothecin and establishes leaf polarity by repressing a CDK inhibitor
Ayami Nakagawa, Hidekazu Iwakawa, Hiro Takahashi, Simon Vial-Pradel +18 more
2025bioRxiv0 citations Open access
Semantic Scholar
Roles of nucleolar proteins in establishment of leaf polarity mediated by AS2 and gene body methylation of the AS2 target gene in Arabidopsis thaliana
C. Machida, Tetsunori Hibino, Kyohei Mitani, Yuto Mizutani +4 more
20200 citations
Semantic Scholar
Production of Virus-free Vitis Vinifera ‘koshu’ Plantlets From Shoot Tips or Axillary Buds
Akira Dosho, Sayuri Ando, K. Tsutsumiuchi, S. Kojima +3 more
20200 citations Open access
Semantic Scholar
Repression of CDK inhibitor by epigenetic factor AS1-AS2 is a crucial step in leaf polarity establishment and lateral cell division in Arabidopsis thaliana
C. Machida, Ayami Nakagawa, Simon Vial-Pradel, Hiro Takahashi +3 more
20170 citations
Semantic Scholar
The Zn-finger-like motif and subdomains of epigenetic factor AS2 govern AS2 body formation and nuclear localization, respectively, which are critical for leaf development
Y. Machida, S. Kojima, Li-Lan Luo, Sayuri Ando +1 more
20170 citations
Semantic Scholar
シロイヌナズナ(Arabidopsis thaliana)におけるAS1‐AS2‐ETT経路を通した葉の発育時のAtIPT3と同族体の遺伝的解析
Kana Koda, Nanako Ishibashi, M. Kojima, Ayami Nakagawa +5 more
20160 citations
Semantic Scholar
Epigenetic regulator AS1-AS2 and modifiers control the level of DNA methylation of the ETTIN locus in establishment of leaf adaxial-abaxial polarity in Arabidopsis thaliana
Simon Vial-Pradel, Ayami Nakagawa, S. Kojima, Y. Machida +1 more
20160 citations
Semantic Scholar
The nucleolus and plant-specific nuclear protein complex AS1-AS2 play a critical role in establishment of the dorso-ventral polarity of Arabidopsis leaves
Y. Machida, Y. Matsumura, Iwai Ohbayashi, Hiro Takahashi +7 more
20160 citations
Semantic Scholar
エピジェネティック調節因子AS1‐AS2と修飾因子は,シロイヌナズナの葉の向背軸極性の確立におけるETTIN遺伝子座のDNAメチル化レベルを制御する
V. Simon, Ayami Nakagawa, S. Kojima, Y. Machida +1 more
20160 citations
Semantic Scholar
Development of data mining of expression analysis data on proving molecular mechanisms of leaf development of Arabidopsis thaliana
Hiro Takahashi, Ayami Nakagawa, Takuma Ito, S. Kojima +2 more
20160 citations
Semantic Scholar
Analysis of roles of AS1-AS2 in adaxial-abaxial differentiation and cell cycle progression in Arabidopsis thaliana leaves
Ayami Nakagawa, Hiro Takahashi, Simon Vial-Pradel, S. Kojima +2 more
20160 citations
Semantic Scholar
Establishment of High-Frequency Genetic Transformation of the Indonesian Orchid Species Mediated by Agrobactrium tumefaciens
E. Semiarti, A. Indrianto, A. Purwantoro, I. N. A. Martiwi +6 more
20110 citations
Semantic Scholar
[Mechanisms of axis formation in plant morphogenesis].
S. Kojima, Y. Machida, C. Machida
2005Tanpakushitsu kakusan koso. Protein, nucleic acid, enzyme0 citations
Semantic Scholar
The plants bloom-inducing gen hd3a and its use
M. Yano, S. Kojima
20010 citations
Semantic Scholar
POSITIONAL CLONING OF GENES CONTROLLING PHOTOPERIOD RESPONSE IN RICE
M. Yano, Y. Katayose, Yuji Takahashi, L. Monna +6 more
20000 citations
Semantic Scholar

Frequent co-authors

Invite them to SciRah by sharing their profile.

C. Machida×35
Invite
C. Machida — researcher profile on SciRah
Y. Machida×35
Invite
Y. Machida — researcher profile on SciRah
Hiro Takahashi×22
Invite
Hiro Takahashi — researcher profile on SciRah
Ayami Nakagawa×17
Invite
Ayami Nakagawa — researcher profile on SciRah

Hidekazu Iwakawa

×10

Invite

Hidekazu Iwakawa — researcher profile on SciRah

Simon Vial-Pradel×9

Invite

Simon Vial-Pradel — researcher profile on SciRah

Nanako Ishibashi×7

Invite

Nanako Ishibashi — researcher profile on SciRah

Invite

Sumie Keta — researcher profile on SciRah

Invite

Y. Ueno — researcher profile on SciRah

Invite

E. Semiarti — researcher profile on SciRah

Invite

M. Sasabe — researcher profile on SciRah

Invite

Sayuri Ando — researcher profile on SciRah