Hiroshi Yokoyama - Articles - Scientific Research Publishing

Preparation of Temperature and Water Responsive Microcapsules Containing Hydroquinone with Spray Drying Method (Articles)

Kuniko Shirokawa, Yoshinari Taguchi, Hiroshi Yokoyama, Fumiyasu Ono, Masato Tanaka

J. of Cosmetics, Dermatological Sciences and Applications Vol.3 No.3B，November 27, 2013

DOI: 10.4236/jcdsa.2013.33A2012 3,909 Downloads 5,552 Views Citations
This article belongs to the Special Issue on Skin Care Treatments and Formulations
Preparation of Microcapsules Containing Water Droplets Stabilized with Solid Powder and Application to Blowing Agent (Articles)

Daisuke Nakamura, Hiroshi Yokoyama, Yoshinari Taguchi, Masato Tanaka

Materials Sciences and Applications Vol.5 No.1，January 14, 2014

DOI: 10.4236/msa.2014.51003 3,575 Downloads 5,192 Views Citations
A Breakdown of Obligate Mutualism on a Small Island: An Interspecific Hybridization between Closely Related Fig Species (Ficus pumila and Ficus thunbergii) in Western Japan (Articles)

Lum Tsai, Hiroshi Hayakawa, Tatsuya Fukuda, Jun Yokoyama

American Journal of Plant Sciences Vol.6 No.1，January 15, 2015

DOI: 10.4236/ajps.2015.61014 3,176 Downloads 3,944 Views Citations
Preparation of Polymer Composite Particles by Phase Separation Followed by Suspension Polymerization (Articles)

Yoshinari Taguchi, Takanori Suzuki, Natsukaze Saito, Hiroshi Yokoyama, Masato Tanaka

Open Journal of Composite Materials Vol.7 No.1，January 16, 2017

DOI: 10.4236/ojcm.2017.71001 1,634 Downloads 3,003 Views Citations
Introgressive Hybrids of Arisaema sikokianum and A. tosaense (Araceae) Confirmed through Nuclear and Chloroplast DNA Comparisons (Articles)

Hiroshi Hayakawa, Hidenori Hamachi, Kanako Matsuyama, Yuko Muramatsu, Yukio Minamiya, Katsura Ito, Jun Yokoyama, Tatsuya Fukuda

American Journal of Plant Sciences Vol.2 No.3，September 30, 2011

DOI: 10.4236/ajps.2011.23034 4,596 Downloads 7,947 Views Citations
Nucleotide Sequence Variations in a Medicinal Relative of Asparagus, Asparagus cochinchinensis (Lour.) Merrill (Asparagaceae) (Articles)

Tatsuya Fukuda, In-Ja Song, Takuro Ito, Hiroshi Hayakawa, Yukio Minamiya, Akira Kanno, Hokuto Nakayama, Jun Yokoyama

American Journal of Plant Sciences Vol.2 No.6，December 5, 2011

DOI: 10.4236/ajps.2011.26091 4,271 Downloads 7,304 Views Citations
Interspecific Hybridization between Arisaema sikokianum and A. serratum (Araceae) Confirmed through Nuclear and Chloroplast DNA Comparisons (Articles)

Hiroshi Hayakawa, Hidenori Hamachi, Kanako Matsuyama, Yuko Muramatsu, Yukio Minamiya, Katsura Ito, Jun Yokoyama, Tatsuya Fukuda

American Journal of Plant Sciences Vol.2 No.4，October 31, 2011

DOI: 10.4236/ajps.2011.24061 4,761 Downloads 8,982 Views Citations
A Case of Acute Cauda Equina Syndrome for Combined Lumbar Ossification of the Posterior Longitudinal and Yellow Ligament (Articles)

Kazumasa Nakamura, Yuichirou Yokoyama, Akihito Wada, Yasuhiro Inoue, Keiji Hasegawa, Shintaro Tsuge, Hiroshi Takahashi, Yasuaki Iida

Open Journal of Orthopedics Vol.4 No.6，June 19, 2014

DOI: 10.4236/ojo.2014.46024 3,303 Downloads 4,068 Views Citations
A Case of Thoracic Disc Herniation Extruded to the Dorsal Epidural Space (Articles)

Shigeta Takeuchi, Yuichirou Yokoyama, Yasuaki Iida, Keiji Hasegawa, Akihito Wada, Ryoichi Fukano, Kazutoshi Shibiuya, Hiroshi Takahashi

Open Journal of Orthopedics Vol.5 No.8，August 5, 2015

DOI: 10.4236/ojo.2015.58030 2,703 Downloads 3,229 Views Citations
Spinal Epidural Cavernous Hemangioma of the Thoracic Spine: A Case Report (Articles)

Ryoichi Fukano, Yasuaki Iida, Keiji Hasegawa, Yuichirou Yokoyama, Akihito Wada, Shigeta Takeuchi, Kazutoshi Shibuya, Hiroshi Takahashi

Open Journal of Orthopedics Vol.5 No.10，October 20, 2015

DOI: 10.4236/ojo.2015.510042 3,920 Downloads 4,855 Views Citations
Femoral Nerve Pulsy due to Iliopsoas Muscle Hematoma: A Mini Literature Review (Articles)

Taisei Sako, Yuichirou Yokoyama, Keiji Hasegawa, Shintaro Tsuge, Kazumasa Nakamura, Akihito Wada, Hiroshi Takahashi

Open Journal of Orthopedics Vol.7 No.11，November 24, 2017

DOI: 10.4236/ojo.2017.711039 1,122 Downloads 2,508 Views Citations
Study of physisorption of volatile anesthetics on phos-pholipid monolayers using a highly sensitive quartz crystal microbalance (HS-QCM) (Articles)

Yasushi Yamamoto, Zameer Shervani, Takatsugu Shimoaki, Daisuke Yoshida, Takashi Yokoyama, Tadayoshi Yoshida, Keijiro Taga, Hiroshi Kamaya, Issaku Ueda

Journal of Biophysical Chemistry Vol.2 No.2，May 19, 2011

DOI: 10.4236/jbpc.2011.22010 4,537 Downloads 8,613 Views Citations
Comparative Study of Leaf Morphology in Aster hispidus Thunb. var. leptocladus (Makino) Okuyama (Asteraceae) (Articles)

Hiroshi Hayakawa, Tunala, Yukio Minamiya, Katsura Ito, Stephan Gale, Jun Yokoyama, Ryo Arakawa, Tatsuya Fukuda

American Journal of Plant Sciences Vol.3 No.1，December 31, 2011

DOI: 10.4236/ajps.2012.31011 4,272 Downloads 8,258 Views Citations
Comparative Morphology and Anatomy of Non-Rheophytic and Rheophytic Types of Adenophora triphylla var. Japonica (Campanulaceae) (Articles)

Kyohei Ohga, Miwako Muroi, Hiroshi Hayakawa, Jun Yokoyama, Katsura Ito, Shin-Ichi Tebayashi, Ryo Arakawa, Tatsuya Fukuda

American Journal of Plant Sciences Vol.3 No.6，June 21, 2012

DOI: 10.4236/ajps.2012.36097 4,695 Downloads 7,714 Views Citations
Variation in the Leaf Number of Arisaema iyoanum subsp. nakaianum and A. ovale var. ovale (Araceae) (Articles)

Kanako Matsuyama, Hiroshi Hayakawa, Yuko Muramatsu, Katsura Ito, Shin-Ichi Tebayashi, Ryo Arakawa, Jun Yokoyama, Tatsuya Fukuda

American Journal of Plant Sciences Vol.4 No.1，January 31, 2013

DOI: 10.4236/ajps.2013.41006 3,551 Downloads 5,011 Views Citations
Comparative Analyses of Stomatal Size and Density among Ecotypes of Aster hispidus (Asteraceae) (Articles)

Yoshimasa Kumekawa, Haruki Miyata, Kyohei Ohga, Hiroshi Hayakawa, Jun Yokoyama, Katsura Ito, Shin-ichi Tebayashi, Ryo Arakawa, Tatsuya Fukuda

American Journal of Plant Sciences Vol.4 No.3，March 18, 2013

DOI: 10.4236/ajps.2013.43067 4,255 Downloads 6,467 Views Citations
Coastal Adaptation of Adenophora triphylla var. japonica (Campanulaceae) (Articles)

Kyohei Ohga, Miwako Muroi, Hiroshi Hayakawa, Jun Yokoyama, Katsura Ito, Shin-Ichi Tebayashi, Ryo Arakawa, Tatsuya Fukuda

American Journal of Plant Sciences Vol.4 No.3，March 26, 2013

DOI: 10.4236/ajps.2013.43078 3,884 Downloads 5,952 Views Citations
Morphological and Anatomical Variations in Rheophytic Ecotype of Violet, Viola mandshurica var. ikedaeana (Violaceae) (Articles)

Ryosuke Matsui, Shogo Takei, Kyohei Ohga, Hiroshi Hayakawa, Masataka Yoshida, Jun Yokoyama, Katsura Ito, Ryo Arakawa, Toshiro Masumoto, Tatsuya Fukuda

American Journal of Plant Sciences Vol.4 No.4，April 22, 2013

DOI: 10.4236/ajps.2013.44106 3,923 Downloads 6,057 Views Citations
The Length and Density of Prickles on Zanthoxylum ailanthoides (Rutaceae): A Comparison of Japanese Islands with Different Sika Deer Browsing Pressures (Articles)

Shogo Takei, Kazuhiro Yoshioka, Satoru Yamada, Hiroshi Hayakawa, Jun Yokoyama, Katsura Ito, Shin-Ichi Tebayashi, Ryo Arakawa, Tatsuya Fukuda

American Journal of Plant Sciences Vol.5 No.3，February 8, 2014

DOI: 10.4236/ajps.2014.53046 3,559 Downloads 5,135 Views Citations
Morphological Study of Glochidion obovatum under Heavy Browsing Pressure by Sika Deer (Articles)

Shogo Takei, Kazuhiro Yoshioka, Satoru Yamada, Hiroshi Hayakawa, Jun Yokoyama, Katsura Ito, Shinichi Tebayashi, Ryo Arakawa, Tatsuya Fukuda

American Journal of Plant Sciences Vol.5 No.9，April 16, 2014

DOI: 10.4236/ajps.2014.59148 3,507 Downloads 4,988 Views Citations

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