2015

Y. Matsushita, C. Ko, D. Aoki, S. Hashigaya, S. Yagami, K. Fukushima
Enzymatic dehydrogenative polymerization of monolignol dimers.
Journal of Wood Science,　61(6),608-619 (2015) DOI:10.1007/s10086-015-1513-8.

T. Shirai, H. Yamamoto, M. Matsuo, M. Yoshida, M. Inatsugu, C. Ko, K. Fukushima, Y. Matsushita, S. Yagami, A. M. Lahjie, M. Sawada, A. Kule
Eccentric growth and growth stress in inclined stems of Gnetum Gnemon
IAWA Journal, 36(4), 365-377 (2015) DOI: 10.1163/22941932-20150107.

T. Kojima, H. Yamada, Y. Saito, T. Nawa, M. Isobe, T. Yamamoto, D. Aoki, Y. Matsushita, K. Fukushima
Investigation of dyeing behavior of oxidative dye in fine structures of the human hair cuticle by nanoscale secondary ion mass spectrometry.
Skin Research and Technology, 21(3), 295-301 (2015) DOI: 10.1111/srt.12192.

R. Tsuji, H. Koizumi, D. Aoki, Y. Watanabe, Y. Sugihara, Y. Matsushita, K. Fukushima, D. Fujiwara
Lignin-rich enzyme lignin (LREL), a cellulase-treated lignin-carbohydrate derived from plants, activates myeloid dendritic cells via toll-like receptor 4 (TLR4).
The Journal of Biological Chemistry, 290(7), 4410-4421 (2015) DOI: 10.1074/jbc.M114.593673.

2014

山羽宏行，村上祐子，田中　浩，八代洋一，榎本愛子，青木　弾，松下泰幸，中田　悟，福島和彦.
TOF-SIMSによる皮膚浸透経路の分析.
日本香粧品学会誌, 38(4), 237-243 (2014).

P. Zheng, D. Aoki, Y. Matsushita, S. Yagami, K. Fukushima
Lignification of ray parenchyma cells in the xylem of Pinus densiflora. Part II: Microchemical analysis by laser microdissection and thioacidolysis.
Holzforschung, 68(8), 907-913 (2014) DOI: 10.1515/hf-2013-0232.

P. Zheng, D. Aoki, M. Yoshida, Y. Matsushita, T. Imai, K. Fukushima
Lignification of ray parenchyma cells in the xylem of Pinus densiflora. Part I: Microscopic investigation by POM, UV microscopy, and TOF-SIMS.
Holzforschung, 68(8), 897-905 (2014) DOI: 10.1515/hf-2013-0231.

T. Kojima, H. Yamada, M. Isobe, T. Yamamoto, M. Takeuchi, D. Aoki, Y. Matsushita, K. Fukushima
Compositional changes of human hair melanin resulting from bleach treatment investigated by nanoscale secondary ion mass spectrometry.
Skin Research and Technology, 20(4), 416-421 (2014) DOI: 10.1111/srt.12133.

S. J. Kim, Y. Matsushita, K. Fukushima, D. Aoki, S. Yagami, H.G. Yuk, S.C. Lee
Antioxidant Activity of Hydrothermal Extract of Watermelon.
LWT - Food Science and Technology, 59(1), 361-368 (2014) DOI: 10.1016/j.lwt.2014.04.041.

K. Saito Y. Watanabe, Y. Matsushita, T. Imai, T. Koike, Y. Sano, R. Funada, K. Fukazawa, K. Fukushima
Aluminum localization in the cell walls of the mature xylem of maple tree detected by elemental imaging using time-of-flight secondary ion mass spectrometry (TOF-SIMS).
Holzforschung, 68(1), 85?92 (2014) DOI: 10.1515/hf-2012-0215.

T. Masumi, Y. Matsushita, D. Aoki, R. Takama, K. Saito, K. Kuroda, K. Fukushima
Adsorption behavior of poly(dimethyl-diallylammonium chloride) on pulp fiber studied by cryo-time-of-flight secondary ion mass spectrometry and cryo-scanning electron microscopy.
Applied Surface Science, 289(January), 155-159 (2014) DOI: 10.1016/j.apsusc.2013.10.125.

2013

青木弾，黒田克史，端谷祐人，齋藤香織，高間瑠佳, 松下泰幸，福島和彦
Cryo-TOF-SIMS/SEMシステムの開発と植物生体分子のトポケミカル分析への適用．
木材学会誌59(6), 367-374 (2013) DOI: 10.2488/jwrs.59.367.

齋藤香織，光谷拓実，松下泰幸，今井貴規，福島和彦
TOF-SIMSを用いたヒノキ古材の心材と辺材における無機成分の検出．
木材学会誌59(6), 353-360 (2013) DOI: 10.2488/jwrs.59.353.

Y. Matsushita, K. Ioka, K. Saito, R. Takama, D. Aoki, K. Fukushima
Fragmentation mechanism of the phenylcoumaran-type lignin model compound by ToF-SIMS.
Holzforschung, 67(4), 365-370 (2013). DOI: 10.1515/hf-2012-0115

Y. Matsushita, E.K. Jo, R. Inakoshi, S. Yagami, N. Takamoto, K. Fukushima, S.C. Lee
Hydrothermal reaction of sulfuric acid lignin generated as a by-product during bioethanol production using lignocellulosic materials to convert bioactive agents.
Industrial Crops and Products, 42(March), 181-188 (2013) DOI: 10.1016/j.indcrop.2012.05.030.

T. Kojima, H. Yamada, T. Yamamoto, Y. Matsushita, and K. Fukushima
Dyeing regions of oxidative hair dyes in human hair investigated by nanoscale secondary ion mass spectrometry.
Colloids and Surfaces B: Biointerfaces, 106(1), 140-144 (2013). DOI: 10.1016/j.colsurfb.2013.01.028.

K. Kuroda, T. Fujiwara, T. Imai, R. Takama, K. Saito, Y. Matsushita, and K. Fukushima
The Cryo-TOF-SIMS/SEM System for analysis of the chemical distribution in freeze-fixed Cryptomeria japonica wood.
Surface and Interface Analysis, 45(1), 215-219 (2013) DOI: 10.1002/sia.4979.

2012

Y. Matsushita, I.C. Jang, T. Imai, R. Takama, K. Saito, T. Masumi, S.C. Lee, K. Fukushima
Distribution of extracts including 4,8-dihydroxy-5-methoxy-2-naphthaldehyde in Diospyros kaki analyzed by GC-MS and ToF-SIMS.
Holzforschung, 66(6), 705-709 (2012) DOI: 10.1515/hf-2011-0214.

T. Kojima, S. Tsuji, M. Niwa, K. Saito, Y. Matsushita, and K. Fukushima
Distribution analysis of triglyceride having repair effect on damaged human hair by TOF-SIMS.
International Journal of Polymer Analysis and characterization, 17(1), 21-28 (2012) DOI: 10.1080/1023666X.2012.638435.

K. Saito Y. Watanabe, M. Shirakawa, Y. Matsushita, T. Imai, T. Koike, Y. Sano, R. Funada, K. Fukazawa, K. Fukushima
Direct mapping of morphological distribution of syringyl and guaiacyl lignin　in the xylem of maple by time-of-flight secondary ion mass spectrometry.
The Plant Journal, 69(3), 542-552 (2012) DOI: 10.1111/j.1365-313X.2011.04811.x.

2011

N. Bito, R. Nakada, E. Fukatsu, Y. Matsushita, K. Fukushima, T. Imai
Clonal variation in heartwood norlignans of Cryptomeria japonica: evidence for independent control of agatharesinol and sequirin C biosynthesis.
Annals of Forest Science, 68(6), 1049-1056 (2011) DOI: 10.1007/s13595-011-0118-7.

Y. Matsushita, T. Inomata, Y. Takagi, T. Hasegawa, K. Fukushima
Conversion of sulfuric acid lignin generated during bioethanol production from lignocellulosic materials into polyesters with ε-caprolactone.
Journal of Wood Science, 57(3), 214-218 (2011) DOI: 10.1007/s10086-010-1158-6.

Y. Matsushita, I.C. Jang, T. Imai, K. Fukushima, J.M. Lee, H.R. Park, S.C. Lee
Antioxidant and Cytotoxic Activities of Naphthalene Derivatives from Diospyros kaki.
Journal of Wood Science, 57(2), 161-165 (2011) DOI: 10.1007/s10086-010-1147-9.

T. Kojima, H. Kitano, M. Niwa, K. Saito, Y. Matsushita, K. Fukushima
Imaging analysis of cosmetic ingredients interacted with human hair using TOF-SIMS.
Surface and Interface Analysis, 43(1-2), 562-565 (2011) DOI: 10.1002/sia.3635.

K. Saito, T. Kishimoto, Y. Matsushita, T. Imai, K. Fukushima
Application of TOF-SIMS to the direct determination of syringyl to guaiacyl (S/G) ratio of lignin.
Surface and Interface Analysis, 43(1-2), 281-284 (2011) DOI: 10.1002/sia.3565.

2010

D.H. You, I.C. Jang, G.U. Seo, S.J. Kim, E.K. Yang, G.H. Ahn, Y. Matsushita, K. Fukushima, S.C. Lee
Antioxidant Activity of Branches of Fuyu and Nishimurawase Persimmon Trees.
Journal of Applied Biological Chemistry, 53(2), 82-86 (2010) (In Korean).

Y. Matsushita, I.C. Jang, T. Imai, K. Fukushima, S.C. Lee
Naphthalene derivatives from Diospyros kaki.
Journal of Wood Science, 56(5), 418-421 (2010). DOI: 10.1007/s10086-010-1115-4

H. Homma, S. Kubo, T. Yamada, K. Koda, Y. Matsushita, Y. Uraki
Conversion of Technical Lignins to Amphiphilic Derivatives with High Surface Activity.
Journal of Wood Chemistry and Technology, 30(2), 164-174 (2010). DOI: 10.1080/02773810903349713

Y. Matsushita, K. Yamauchi, K. Takabe, T. Awano, A. Yoshinaga, M. Kato, T. Kobayashi, T. Asada, A. Furujyo, K. Fukushima
Enzymatic saccharification of Eucalyptus bark using hydrothermal pre-treatment with carbon dioxide.
Bioresource Technology, 101(13), 4936-4939 (2010). DOI: 10.1016/j.biortech.2009.09.041

2009

Y. Matsushita, T. Sekiguchi, R. Ichino, K. Fukushima
Electropolymerization of coniferyl alcohol.
Journal of Wood Science, 55(5), 344-349 (2009). DOI: 10.1007/s10086-009-1037-1

Y. Matsushita, T. Inomata, T. Hasegawa, K. Fukushima
Solubilization and functionalization of sulfuric acid lignin generated during bioethanol production from woody biomass.
Bioresource Technology, 100(2), 1024-1026 (2009). DOI: 10.1016/j.biortech.2008.07.026

2008

H. Homma, S. Kubo, T. Yamada, Y. Matsushita, Y. Uraki
Preparation and Characterization of Amphiphilic Lignin Derivatives as Surfactants.
Journal of Wood Chemistry and Technology, 28(4), 270?282 (2008). DOI: 10.1080/02773810802510688

T. Imai, S. Inoue, N. Ohdaira, Y. Matsushita, R. Suzuki, M. Sakurai, J.M. Henriques de Jesus, S.K. Ozaki, Z. Finger, K. Fukushima
Heartwood extractives from the Amazonian trees Dipteryx odorata, Hymenaea courbaril, and Astronium lecointei and their antioxidant activities.
Journal of Wood Science, 54(6), 470-475 (2008). DOI: 10.1007/s10086-008-0975-3

K. Saito, T. Mitsutani, T. Imai, Y. Matsushita, A. Yamamoto, K. Fukushima
Chemical differences between sapwood and heartwood of Chamaecyparis obtuse detected by ToF-SIMS.
Applied Surface Science, 255(4), 1088-1091 (2008). DOI: 10.1016/j.apsusc.2008.05.145

Y. Matsushita, A. Suzuki, T. Sekiguchi, K. Saito, T. Imai, K. Fukushima
Mapping of the cationic starch adsorbed on pulp fibers by ToF-SIMS.
Applied Surface Science, 255(4), 1022-1024 (2008). DOI: 10.1016/j.apsusc.2008.05.049

K. Saito, T. Mitsutani, T. Imai, Y. Matsushita, K. Fukushima
Discriminating the indistinguishable sapwood from heartwood in discoloured ancient wood by direct molecular mapping of specific extractives using ToF-SIMS.
Analytical Chemistry, 80(5), 1552-1557 (2008). DOI: 10.1021/ac7021162

R. Suzuki, Y. Matsushita, T. Imai, M. Sakurai, J.M. Henriques de Jesus, S.K. Ozaki, Z. Finger, K. Fukushima
Characterization and antioxidant activity of Amazonian woods.
Journal of Wood Science, 54(2), 174-178 (2008). DOI: 10.1007/s10086-007-0913-9

Y. Matsushita, M. Imai, A. Iwatsuki, K. Fukushima
Relationships between surface tension and industrial performance of water-soluble polymers prepared from acid hydrolysis lignin, a saccharification by-product from woody materials.
Bioresource Technology, 99(8), 3024-3028 (2008). DOI: 10.1016/j.biortech.2007.06.015

2007

K. Saito, N. Terashima, T. Imai, Y. Matsushita, K. Fukushima
TOF-SIMS imaging of lignin after the removal of polysaccharides by periodate oxidation followed by hydrolysis in xylem of Pinus thunbergii.
Cellulose Chemistry and Technology, 41(9-10), 583-589 (2007).

Y. Matsushita, T. Sekiguchi, K. Saito, T. Kato, T. Imai, K. Fukushima
The characteristic fragment ions and visualization of cationic starches on pulp fiber using ToF-SIMS.
Surface and Interface Analysis, 39(6), 501-505 (2007). DOI: 10.1002/sia.2550
Y. Matsushita, H. Sano, M. Imai, T. Imai, K. Fukushima
Phenolization of hardwood sulfuric acid lignin and comparison of the behavior of the syringyl and guaiacyl units in lignin.
Journal of Wood Science, 53(1), 67-70 (2007). DOI: 10.1007/s10086-006-0814-3

2006

T. Imai, M. Nomura, Y. Matsusita, K. Fukushima
Hinokiresinol is not a precursor of agatharesinol in the norlignan biosynthetic pathway in Japanese cedar.
Journal of Plant Physiology, 163(12), 1221-1228 (2006) DOI: 10.1016/j.jplph.2006.05.012

R. Nakamura, Y. Matsushita, K. Umemoto, A. Usuki, K. Fukushima
Enzymatic polymerization of coniferyl alcohol in the presence of cyclodextrins.
Biomacromolecules, 7(6), 1929-1934 (2006) DOI: 10.1021/bm060045d

Y. Matsushita, S. Wada, K. Fukushima, S. Yasuda
Surface characteristics of phenol-lignin-formaldehyde resin determined by contact angle measurement and inverse gas chromatography.
Industrial Crops and Products, 23(2), 115-121 (2006) DOI: 10.1016/j.indcrop.2005.04.004

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