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A. Ichihara · SciRah

Researcher profile · Semantic Scholar

A. Ichihara

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A. Ichihara — researcher profile on SciRah

h-index: 33
Works: 285
Citations: 3,900

Most-cited papers

Enzymatic activity catalysing exo-selective Diels–Alder reaction in solanapyrone biosynthesis
H. Oikawa, K. Katayama, Yuichi Suzuki, A. Ichihara
1995102 citations
Semantic Scholar
Total Synthesis of (−)-Solanapyrone A via Enzymatic Diels−Alder Reaction of Prosolanapyrone
H. Oikawa, Tomonori Kobayashi, K. Katayama, Yuichi Suzuki +1 more
199884 citations
Semantic Scholar
Similarities of the biological activities of coronatine and coronafacic acid to those of jasmonic acid
Y. Koda, Kiyoshi Takahashi, Y. Kikuta, F. Greulich +2 more
199680 citations
Semantic Scholar
Enzymatic activity and partial purification of solanapyrone synthase: first enzyme catalyzing Diels-Alder reaction.
K. Katayama, Tomonori Kobayashi, Hideaki Oikawa, M. Honma +1 more
1998Biochimica et Biophysica Acta75 citations
Semantic Scholar
TOTAL SYNTHESIS OF TAUTOMYCIN
Masato Oikawa, T. Ueno, H. Oikawa, A. Ichihara
199571 citations Open access
Semantic Scholar
Detailed Reaction Mechanism of Macrophomate Synthase
Kenji Watanabe, Takashi Mie, A. Ichihara, H. Oikawa +1 more
2000Journal of Biological Chemistry65 citations Open access
Semantic Scholar
Coronatine, a Bacterial Phytotoxin, acts as a Stereospecific Analog of Jasmonate Type Signals in Tomato Cells and Potato Tißues
Friedemann Greulichi, T. Yoshihara, A. Ichihara
199553 citations
Semantic Scholar
Solanapyrones, Phytotoxins Produced by Alternaria solani: Biosynthesis and Isolation of Minor Components.
Hideaki Oikawa, Tomohiro Yokota, Chiaki Sakano, Yuichi Suzuki +2 more
1998Bioscience, biotechnology and biochemistry43 citations
Semantic Scholar
Chaetoglobosin O and Other Phytotoxic Metabolites from Cylindrocladium floridanum, a Causal Fungus of Alfalfa Black Rot Disease.
A. Ichihara, K. Katayama, Hiroshi Teshima, Hideaki Oikawa +1 more
1996Bioscience, biotechnology and biochemistry43 citations
Semantic Scholar
Metabolism and Transport of (2- 14C)(±) Jasmonic Acid in the Potato Plant
T. Yoshihara, Michiko Amanuma, T. Tsutsumi, Y. Okumura +2 more
199643 citations
Semantic Scholar
The spiroketals containing a benzyloxymethyl moiety at C8 position showed the most potent apoptosis-inducing activity.
S. Mitsuhashi, H. Shima, T. Kawamura, K. Kikuchi +3 more
1999Bioorganic & Medicinal Chemistry Letters39 citations
Semantic Scholar
Macrophomate synthase: characterization, sequence, and expression in Escherichia coli of the novel enzyme catalyzing unusual multistep transformation of 2-pyrones to benzoates.
Kenji Watanabe, Hideaki Oikawa, K. Yagi, S. Ohashi +3 more
2000Journal of Biochemistry (Tokyo)35 citations
Semantic Scholar
Structural identification of cepaciamide A, a novel fungitoxic compound from Pseudomonas cepacia D-202
Y. Jiao, T. Yoshihara, S. Ishikuri, Hideaki Uchino +1 more
199634 citations
Semantic Scholar
Three lasiodiplodins from lasiodiplodia theobromae ifo 31059
H. Matsuura, Kaoru Nakamori, E. Omer, C. Hatakeyama +2 more
199833 citations
Semantic Scholar
Induction of Plant Tubers and Flower Buds under Noninducing Photoperiod Conditions by a Natural Product, Theobroxide
T. Yoshihara, Fumihiro Ohmori, Kaoru Nakamori, Michiko Amanuma +3 more
2000Journal of Plant Growth Regulation32 citations
Semantic Scholar
An mRNA of tobacco cell, which is rapidly inducible by methyl jasmonate in the presence of cycloheximide, codes for a putative glycosyltransferase.
S. Imanishi, Katsuhito Hashizume, Hisae Kojima, A. Ichihara +1 more
1998Plant and Cell Physiology32 citations
Semantic Scholar
Biosynthesis of macrophomic acid: plausible involvement ofintermolecular Diels–Alder reaction
H. Oikawa, K. Yagi, Kenji Watanabe, M. Honma +1 more
199731 citations
Semantic Scholar
Macrophomate synthase: unusual enzyme catalyzing multiple reactions from pyrones to benzoates
H. Oikawa, Kenji Watanabe, K. Yagi, S. Ohashi +3 more
199929 citations
Semantic Scholar
Involvement of Diels–Alder reactions in the biosynthesis of secondary natural products: the late stage of the biosynthesis of the phytotoxins solanapyrones
H. Oikawa, Yuichi Suzuki, K. Katayama, A. Naya +2 more
199925 citations
Semantic Scholar
Asymmetric total syntheses of (+)-coronafacic acid and (+)-coronatine, phytotoxins isolated from Pseudomonas syringae pathovars
S. Nara, H. Toshima, A. Ichihara
199725 citations
Semantic Scholar
Structural Identification of Cepaciamide A, a Novel Fungitoxic Compound from Pseudomonas cepacia D-202.
Y. Jiao, T. Yoshihara, S. Ishikuri, Hideaki Uchino +1 more
199624 citations
Semantic Scholar
Reductive opening of α-methylspiroketals
Masato Oikawa, H. Oikawa, A. Ichihara
199522 citations
Semantic Scholar
(-)-Semivioxanthin, A New Abscisic Active Compound against Hinoki Cypress Leaves Isolated from Cryptosporiopsis abietina
H. Yada, Hiroji Sato, H. Toshima, Megumi DEuRA +1 more
2001Bioscience, biotechnology and biochemistry21 citations
Semantic Scholar
Biosynthesis of phytotoxins from Alternaria solani
A. Ichihara, H. Oikawa
199719 citations
Semantic Scholar
Purification and N-Terminal Amino Acid Sequence of Solanapyrone Synthase, A Natural Diels-Alderase from Alternaria solani
K. Katayama, Tomonori Kobayashi, Masao Chijimatsu, A. Ichihara +1 more
2008Bioscience, biotechnology and biochemistry17 citations
Semantic Scholar
Substrate Diversity of Macrophomate Synthase Catalyzing an Unusual Multistep Transformation from 2-Pyrones to Benzoates
Kenji Watanabe, Takashi Mie, A. Ichihara, H. Oikawa +1 more
2000Bioscience, biotechnology and biochemistry16 citations Open access
Semantic Scholar
Synthetic study on naturally occurring acetylenic spiroacetal enol ethers: The first access to optically active 3,4-diacetoxy-2-formylmethylene-1,6-dioxaspiro[4.5]decanes
H. Toshima, Hisateru Aramaki, A. Ichihara
199915 citations
Semantic Scholar
Novel Cyclohexene Compound from Lasiodiplodia theobromae IFO 31059.
H. Matsuura, N. Obara, Noriko Chisaka, A. Ichihara +1 more
1998Bioscience, biotechnology and biochemistry15 citations Open access
Semantic Scholar
Intramolecular 1,6-conjugate addition approach for construction of the hydrindane framework: Total synthesis of (±)-coronafacic acid
S. Nara, H. Toshima, A. Ichihara
199615 citations
Semantic Scholar
Practical Stereoselective Syntheses of All Four Stereoisomers of Coronamic Acid (2-Ethyl-1-aminocyclopropane-1-carboxylic acid)
H. Toshima, A. Ichihara
199515 citations
Semantic Scholar
Reaction mechanism of the macrophomate synthase: Experimental evidence on intermediacy of a bicyclic compound.
Kenji Watanabe, Takashi Mie, A. Ichihara, H. Oikawa +1 more
200014 citations
Semantic Scholar
Study on fungitoxic 3-amino-2-piperidinone-containing lipids: Total syntheses of cepaciamides A and B
H. Toshima, Kazuko Maru, M. Saito, A. Ichihara
199914 citations
Semantic Scholar
Total synthesis of (2S,3R,5S)-(−)-2,3-dihydroxytetradecan-5-olide, a new biologically active δ-lactone produced by Seiridium unicorne
H. Toshima, Hiroji Sato, A. Ichihara
199914 citations
Semantic Scholar
Isolation, structural determination, and total synthesis of a new biologically active δ-lactone produced by Seiridium unicorne
H. Toshima, Ayako Watanabe, Hiroji Sato, A. Ichihara
199814 citations
Semantic Scholar
Potent Inhibition of Macrophomate Synthase by Reaction Intermediate Analogs
H. Oikawa, K. Yagi, S. Ohashi, Kenji Watanabe +4 more
2000Bioscience, biotechnology and biochemistry13 citations Open access
Semantic Scholar
NP-101A, antifungal antibiotic from Streptomyces aurantiogriseus NPO-101.
Nyunt Phay, H. Yada, Takako Higashiyama, A. Yokota +2 more
1996Journal of antibiotics (Tokyo. 1968)13 citations Open access
Semantic Scholar
1.15 – The Diels–Alder Reaction in Biosynthesis of Polyketide Phytotoxins
A. Ichihara, H. Oikawa
199912 citations
Semantic Scholar
Highly stereoselective syntheses of spiroacetal enol ethers, (E)- and (Z)-methoxycarbonylmethylene-1, 6-dioxaspiro[4.5]decanes
H. Toshima, Hisateru Aramaki, Furumoto Yoshinori, Shintaro Inamura +1 more
199812 citations
Semantic Scholar
Total syntheses of oscillatoxin D and 30-methyloscillatoxin D
H. Toshima, T. Goto, A. Ichihara
199512 citations
Semantic Scholar
Study on fungitoxic 3-amino-2-piperidinone-containing lipids: Revised structure of cepaciamide A and structural determination of its closely related lipid, cepaciamide B
H. Toshima, Kazuko Maru, Y. Jiao, T. Yoshihara +1 more
199910 citations
Semantic Scholar
Synthetic study of tautomycetin: Synthesis of two large subunits
H. Oikawa, Yasushi Yoneta, T. Ueno, Masato Oikawa +2 more
199710 citations
Semantic Scholar
Synthesis of spiroacetal enol ethers via intramolecular conjugate addition of hemiacetal alkoxides to alkynoates
H. Toshima, Y. Furumoto, Shintaro Inamura, A. Ichihara
199610 citations
Semantic Scholar
Biosynthesis of diterpenoid aphidicolin: Isolation of intermediates from P-450 inhibitor treated mycelia of Phoma betae
H. Oikawa, S. Ohashi, A. Ichihara, S. Sakamura
19999 citations
Semantic Scholar
Efficient Syntheses of the OPC Homologous Series, OPC-1:0, -3:0, -4:0, -5:0, -6:0, -7:0, and-8:0.
H. Toshima, S. Nara, Hisateru Aramaki, A. Ichihara +2 more
1997Bioscience, biotechnology and biochemistry9 citations
Semantic Scholar
Total Synthesis of (‐)‐Solanapyrone A (V) via Enzymatic Diels—Alder Reaction of Prosolanapyrone.
H. Oikawa, Tomonori Kobayashi, K. Katayama, Yuichi Suzuki +1 more
19998 citations
Semantic Scholar
TOTAL SYNTHESES OF CEPACIAMIDES A AND B, NOVEL FUNGITOXIC 3-AMINO-2-PIPERIDINONE-CONTAINING LIPIDS PRODUCED BY PSEUDOMONAS CEPACIA D-202
H. Toshima, Kazuko Maru, M. Saito, A. Ichihara
19998 citations
Semantic Scholar
TOTAL SYNTHESIS OF AAL-TOXIN TA1
H. Oikawa, D. Yamawaki, T. Kagawa, A. Ichihara
19998 citations
Semantic Scholar
Asymmetric total syntheses of (+)-coronafacic acid and (+)-coronatine
H. Toshima, S. Nara, A. Ichihara
19978 citations
Semantic Scholar
Synthetic Study of Tautomycin and Tautomycetin. Stereocontrolled Construction of the Dialkylmaleic Anhydride Segment
T. Ueno, Masato Oikawa, H. Oikawa, A. Ichihara
19957 citations Open access
Semantic Scholar
A new hydroxytetradecatrienoic acid and its glyceryl esters from Valsa ambiens
Y. Jiao, T. Yoshihara, M. Akimoto, A. Ichihara
19957 citations
Semantic Scholar

Frequent co-authors

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H. Oikawa×19
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H. Oikawa — researcher profile on SciRah
H. Toshima×16
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H. Toshima — researcher profile on SciRah
T. Yoshihara×9
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T. Yoshihara — researcher profile on SciRah
K. Katayama×7
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K. Katayama — researcher profile on SciRah

×7

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Kenji Watanabe — researcher profile on SciRah

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M. Honma — researcher profile on SciRah

Yuichi Suzuki×5

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Yuichi Suzuki — researcher profile on SciRah

Hideaki Oikawa×5

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Hideaki Oikawa — researcher profile on SciRah

Masato Oikawa×5

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Masato Oikawa — researcher profile on SciRah

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Takashi Mie — researcher profile on SciRah

Tomonori Kobayashi×4

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Tomonori Kobayashi — researcher profile on SciRah

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H. Matsuura — researcher profile on SciRah