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S. Fukuzawa · SciRah

Researcher profile · Semantic Scholar

S. Fukuzawa

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S. Fukuzawa — researcher profile on SciRah

h-index: 17
Works: 53
Citations: 1,261

Most-cited papers

PINNATOXIN A : A TOXIC AMPHOTERIC MACROCYCLE FROM THE OKINAWAN BIVALVE PINNA MURICATA
D. Uemura, T. Chou, T. Haino, A. Nagatsu +3 more
1995240 citations
Semantic Scholar
Crystal structure of histone demethylase LSD1 and tranylcypromine at 2.25 A.
S. Mimasu, T. Sengoku, S. Fukuzawa, T. Umehara +1 more
2008Biochemical and Biophysical Research Communications - BBRC125 citations
Semantic Scholar
Site‐Specific Functionalization of Proteins by Organopalladium Reactions
Koichiro Kodama, S. Fukuzawa, H. Nakayama, K. Sakamoto +7 more
2007ChemBioChem86 citations
Semantic Scholar
Regioselective Carbon–Carbon Bond Formation in Proteins with Palladium Catalysis; New Protein Chemistry by Organometallic Chemistry
Koichiro Kodama, S. Fukuzawa, H. Nakayama, T. Kigawa +7 more
2006ChemBioChem86 citations Open access
Semantic Scholar
The Role of Hydrophobic Substituents in the Biological Activityof Glycopeptide Antibiotics
R. Kerns, Steven D. Dong, S. Fukuzawa, J. Carbeck +3 more
200080 citations
Semantic Scholar
THE ISOLATION AND STRUCTURES OF FIVE NEW ALKALOIDS, NORZOANTHAMINE, OXYZOANTH AMINE, NORZOANTHAMINONE, CYCLOZOANTHAMINE AND EPINORZOANTHAMINE
S. Fukuzawa, Y. Hayashi, D. Uemura, A. Nagatsu +2 more
199573 citations Open access
Semantic Scholar
Development of Chemical Substances Regulating Biofilm Formation.
Akihiro Yamada, Hitomi Kitamura, K. Yamaguchi, S. Fukuzawa +6 more
199771 citations
Semantic Scholar
Isolation of 13 New Ritterazines from the Tunicate Ritterella tokioka and Chemical Transformation of Ritterazine B(1).
S. Fukuzawa, S. Matsunaga, N. Fusetani
1997Journal of Organic Chemistry57 citations
Semantic Scholar
Ritterazine A, a highly cytotoxic dimeric steroidal alkaloid, from the tunicate Ritterella tokioka
S. Fukuzawa, S. Matsunaga, N. Fusetani
199456 citations
Semantic Scholar
Isolation and structure elucidation of ritterazines B and C, highly cytotoxic dimeric steroidal alkaloids, from the tunicate Ritterella tokioka
S. Fukuzawa, S. Matsunaga, N. Fusetani
199553 citations
Semantic Scholar
Ten more ritterazines, cytotoxic steroidal alkaloids from the tunicate Ritterella tokioka
S. Fukuzawa, S. Matsunaga, N. Fusetani
199543 citations
Semantic Scholar
N-terminal labeling of proteins by the Pictet-Spengler reaction.
Tsubasa Sasaki, Koichiro Kodama, Hiroaki Suzuki, S. Fukuzawa +1 more
2008Bioorganic & Medicinal Chemistry Letters42 citations
Semantic Scholar
Skeletal protein protection: the mode of action of an anti-osteoporotic marine alkaloid, norzoanthamine
Masaru Kinugawa, S. Fukuzawa, K. Tachibana
2009Journal of Bone and Mineral Metabolism32 citations
Semantic Scholar
Two new indole alkaloids, 2-(3,3-dimethylprop-1-ene)-costaclavine and 2-(3,3-dimethylprop-1-ene)-epicostaclavine, from the marine-derived fungus Aspergillus fumigatus
Da-Hai Zhang, M. Satake, S. Fukuzawa, Kohtaro Sugahara +3 more
2011Journal of Natural Medicines29 citations
Semantic Scholar
Ophiobolin O and 6-Epi-Ophiobolin O, Two New Cytotoxic Sesterterpenes from the Marine Derived Fungus Aspergillus Sp
Da-Hai Zhang, S. Fukuzawa, M. Satake, Xian-Guo Li +4 more
2012Natural Product Communications27 citations Open access
Semantic Scholar
Cholesterol Doping Induced Enhanced Stability of Bicelles
H. Sasaki, S. Fukuzawa, J. Kikuchi, S. Yokoyama +2 more
200327 citations
Semantic Scholar
Use of 15N-HMBC NMR techniques to determine the orientation of the steroidal units in ritterazine A1
S. Fukuzawa, S. Matsunaga, N. Fusetani
199618 citations
Semantic Scholar
Distribution and Possible Function of the Marine Alkaloid, Norzoanthamine, in the Zoanthid Zoanthus sp. Using MALDI Imaging Mass Spectrometry
Takahisa Genji, S. Fukuzawa, K. Tachibana
2010Marine Biotechnology16 citations
Semantic Scholar
Simple and accurate single base resolution analysis of 5-hydroxymethylcytosine by catalytic oxidative bisulfite sequencing using micelle incarcerated oxidants.
S. Fukuzawa, Saori Takahashi, K. Tachibana, S. Tajima +1 more
2016Bioorganic & Medicinal Chemistry15 citations
Semantic Scholar
The effect of sodium dodecyl sulfate and anion-exchange silica gel on matrix-assisted laser desorption/ionization mass spectrometric analysis of proteins.
Miwako Asanuma, S. Fukuzawa, T. Matsuda, H. Hirota
2009Rapid Communications in Mass Spectrometry8 citations
Semantic Scholar
A New Protein Engineering Approach Combining Chemistry and Biology, Part I; Site‐Specific Incorporation of 4‐Iodo‐L‐phenylalanine in vitro by Using Misacylated Suppressor tRNAPhe
Koichiro Kodama, S. Fukuzawa, K. Sakamoto, H. Nakayama +7 more
2006ChemBioChem8 citations
Semantic Scholar
On-probe sample preparation without washes for matrix-assisted laser desorption/ionization mass spectrometry using an anion exchange medium.
S. Fukuzawa, Miwako Asanuma, K. Tachibana, H. Hirota
2005Analytical Chemistry8 citations
Semantic Scholar
A novel caged Cookson‐type reagent toward a practical vitamin D derivatization method for mass spectrometric analyses
M. Seki, Makoto Sato, Masaki Takiwaki, Koji Takahashi +5 more
2019Rapid Communications in Mass Spectrometry7 citations Open access
Semantic Scholar
Structure-activity relationships of the truncated norzoanthamines exhibiting collagen protection toward anti-osteoporotic activity.
H. Inoue, Kazuho Tokita, S. Fukuzawa, K. Tachibana
2014Bioorganic & Medicinal Chemistry7 citations
Semantic Scholar
Truncated norzoanthamine exhibiting similar collagen protection activity, toward a promising anti-osteoporotic drug.
H. Inoue, D. Hidaka, S. Fukuzawa, K. Tachibana
2014Bioorganic & Medicinal Chemistry Letters7 citations
Semantic Scholar
Identification of okadaic acid binding protein 2 in reconstituted sponge cell clusters from Halichondria okadai and its contribution to the detoxification of okadaic acid.
K. Konoki, Kayo Okada, Mami Kohama, Hiroki Matsuura +7 more
2015Toxicon6 citations
Semantic Scholar
Selective oxidation of 5-hydroxymethylcytosine with micelle incarcerated oxidants to determine it at single base resolution.
S. Fukuzawa, K. Tachibana, S. Tajima, I. Suetake
2015Bioorganic & Medicinal Chemistry Letters6 citations
Semantic Scholar
Thermal Analyses of Phospholipid Mixtures by Differential Scanning Calorimetry and Effect of Doping with a Bolaform Amphiphile
R. Sasaki, H. Sasaki, S. Fukuzawa, J. Kikuchi +2 more
20076 citations
Semantic Scholar
Synthesis of Deuterium-Labeled Vitamin D Metabolites as Internal Standards for LC-MS Analysis
A. Nagata, Kazuto Iijima, Ryota Sakamoto, Yuka Mizumoto +7 more
2022Molecules5 citations Open access
Semantic Scholar
Crystal Structure of Okadaic Acid Binding Protein 2.1: A Sponge Protein Implicated in Cytotoxin Accumulation
H. Ehara, M. Makino, Koichiro Kodama, K. Konoki +5 more
2015ChemBioChem5 citations
Semantic Scholar
Site-specific incorporation of 4-iodo-L-phenylalanine through opal suppression.
Koichiro Kodama, H. Nakayama, K. Sakamoto, S. Fukuzawa +5 more
2010Journal of Biochemistry (Tokyo)3 citations
Semantic Scholar
The packing of lipid chains changes the character of bacteriorhodopsin reconstituted in a model membrane.
H. Sasaki, Mayumi Araki, S. Fukuzawa, K. Tachibana
2003Bioorganic & Medicinal Chemistry Letters3 citations
Semantic Scholar
Cover Picture: Regioselective Carbon–Carbon Bond Formation in Proteins with Palladium Catalysis; New Protein Chemistry by Organometallic Chemistry (ChemBioChem 1/2006)
Koichiro Kodama, S. Fukuzawa, H. Nakayama, T. Kigawa +7 more
20062 citations
Semantic Scholar
Development of an accurate and sensitive assay for 2-methoxyestradiol using derivatization and liquid chromatography-tandem mass spectrometry
Koji Takahashi, M. Takiwaki, S. Fukuzawa, Yoshikuni Kikutani +3 more
2025Practical Laboratory Medicine1 citations Open access
Semantic Scholar
Chromatographic separation of dihydroxylated vitamin D3 and accurate quantification of 1α,25(OH)2D3 in human serum.
Koji Takahashi, M. Takiwaki, Rino Tsutsumi, Ryota Sakamoto +3 more
2025Journal of Pharmaceutical and Biomedical Analysis1 citations Open access
Semantic Scholar
Interaction analysis of a ladder-shaped polycyclic ether and model transmembrane peptides in lipid bilayers by using Förster resonance energy transfer and polarized attenuated total reflection infrared spectroscopy.
K. Yamada, H. Kuriyama, T. Hara, M. Murata +5 more
2014Bioorganic & Medicinal Chemistry1 citations
Semantic Scholar
Combination of Mixed Self-Assembled Monolayer and Matrix-Assisted Laser Desorption/Ionization Mass Spectrometry, a Simple Tip-Based Screening Method for Proteomics
S. Fukuzawa, Miwako Asanuma, K. Tachibana, H. Hirota
20061 citations Open access
Semantic Scholar
A method for measuring serum levels of melanin-associated indole metabolites using LC-MS/MS and its application to malignant melanoma.
Masaki Takiwaki, Hiroshi Umemura, Yoshikuni Kikutani, S. Fukuzawa +8 more
2024Clinica chimica acta; international journal of clinical chemistry0 citations
Semantic Scholar
Suppressive effect of truncated norzoanthamine (TZ) for bone loss in an osteoporosis mouse model
Ryuji Nishimura, T. Fuyama, K. Yamaguchi, S. Fukuzawa +1 more
2020Translational and Regulatory Sciences0 citations Open access
Semantic Scholar
Structure-Activity Relationship of Truncated Norzoanthamines
Kazuho Tokita, H. Inoue, D. Hidaka, S. Fukuzawa +1 more
20170 citations
Semantic Scholar
Crystal structure of okadaic acid binding protein 2.1
H. Ehara, M. Makino, Koichiro Kodama, T. Ito +4 more
20150 citations
Semantic Scholar
Physiological roles of okadaic acid in the sponge Halichondria okadai
K. Konoki, Hiroki Matsuura, Kaori Saito, Yuko Cho +5 more
20100 citations
Semantic Scholar
P-381 THE BIOLOGICAL FUNCTION OF NORZOANTHAMINE IN ZOANTHUS SP.
Takahisa Genji, S. Fukuzawa, K. Tachibana
20060 citations
Semantic Scholar
P-535 SEARCH FOR THE TARGET MOLECULE OF GAMBIEROL USING PHOTO-AFFINITY LABELING TECHNIQUE
K. Yoshizawa, S. Fukuzawa, K. Tachibana
20060 citations
Semantic Scholar
P-171 STUDIES ON BICELLES, AS A MODEL MEMBRANE SYSTEM
S. Fukuzawa, H. Sasaki, R. Sasaki, J. Kikuchi +3 more
20060 citations
Semantic Scholar
1P190 Approaches toward microscopic to macroscopic investigation on the biomembrane interface
J. Kikuchi, T. Nishihara, H. Sasaki, S. Fukuzawa +1 more
20040 citations Open access
Semantic Scholar
25(C-1) A New C-C Bond Formation to Proteins by Mizoroki-Heck reaction
Koichiro Kodama, K. Tachibana, S. Yokoyama, S. Fukuzawa +7 more
20040 citations
Semantic Scholar
Observatlon of bicellar solution using DSC
H. Sasaki, S. Fukuzawa, K. Tachibana
20030 citations Open access
Semantic Scholar
1G1545 Studies for the reconstruction of transmembrane peptides with bicelle
H. Sasaki, J. Kikuchi, S. Fukuzawa, S. Yokoyama +1 more
20020 citations Open access
Semantic Scholar
Antibiotiques glycopeptidiques, bibliotheques combinatoires d'antibiotiques glycopeptidiques, et procedes de production correspondants
Daniel Kahne, Robert K. Kerns, S. Fukuzawa, Mingwei Ge +1 more
19990 citations
Semantic Scholar

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