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K. Ohtsu · SciRah

Researcher profile · Semantic Scholar

K. Ohtsu

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K. Ohtsu — researcher profile on SciRah

h-index: 12
Works: 29
Citations: 954

Most-cited papers

Effects of chemicals on receptors and horizontal cells in the retina
M. Murakami, K. Ohtsu, T. Ohtsuka
1972Journal of Physiology261 citations Open access
Semantic Scholar
Unusual population explosion of the giant jellyfish Nemopilema nomurai (Scyphozoa: Rhizostomeae) in East Asian waters
M. Kawahara, S. Uye, K. Ohtsu, H. Iizumi
2006258 citations Open access
Semantic Scholar
Jellyfish vision starts with cAMP signaling mediated by opsin-Gs cascade
M. Koyanagi, Kosuke Takano, Hisao Tsukamoto, K. Ohtsu +2 more
2008Proceedings of the National Academy of Sciences of the United States of America160 citations Open access
Semantic Scholar
Bloom or non-bloom in the giant jellyfish Nemopilema nomurai (Scyphozoa: Rhizostomeae): roles of dormant podocysts
M. Kawahara, K. Ohtsu, S. Uye
201346 citations Open access
Semantic Scholar
SCREENING-PIGMENT MIGRATION IN THE OCTOPUS RETINA INCLUDES CONTROL BY DOPAMINERGIC EFFERENTS
I. Gleadall, K. Ohtsu, Etsuko Gleadall, Y. Tsukahara
199335 citations
Semantic Scholar
Experimental induction of gonadal maturation and spawning in the giant jellyfish Nemopilema nomurai (Scyphozoa: Rhizostomeae)
K. Ohtsu, M. Kawahara, H. Ikeda, S. Uye
200734 citations
Semantic Scholar
ELECTRICAL ACTIVITIES OF THE ANTHOMEDUSAN, SPIROCODON SALTATRIX (TILESIUS)
K. Ohtsu, Masao Yoshida
197328 citations Open access
Semantic Scholar
Fine structure, Histochemistry, and Morphogenesis During Excystment of the Podocysts of the Giant Jellyfish Nemopilema nomurai (Scyphozoa, Rhizostomeae)
H. Ikeda, K. Ohtsu, S. Uye
2011The Biological Bulletin27 citations
Semantic Scholar
Ultrastructural Studies of Calcium Location during the “Catch” Contraction of Clam Smooth Adductor Muscle Cells
Tomonori Tanaka, H. Ishida, K. Ohtsu, A. Matsuno
199820 citations Open access
Semantic Scholar
Photoreactions of cephalopod rhodopsin.
T. Naito, Kazuko Nashima-Hayama, K. Ohtsu, Y. Kitô
1981Vision Research20 citations
Semantic Scholar
Absorption Spectra of Planarian Visual Pigments and Two States of the Metarhodopsin Intermediates
K. Azuma, N. Iwasaki, K. Ohtsu
199915 citations
Semantic Scholar
Structural changes of gonads during artificially induced gametogenesis and spawning in the giant jellyfish Nemopilema nomurai (Scyphozoa: Rhizostomeae)
H. Ikeda, K. Ohtsu, S. Uye
2010Journal of the Marine Biological Association of the United Kingdom12 citations
Semantic Scholar
A PRELIMINARY NOTE ON THE ELECTRICAL RESPONSE TO SHADOWS OF THE ANTHOMEDUSA, SPIROCODON SALTATRIX
Masao Yoshida, K. Ohtsu
197310 citations Open access
Semantic Scholar
The Nucleotide Content of the Octopus Photoreceptor Cells : No Changes in the Octopus Retina Immediately Following an Intense Light Flash
M. Seidou, K. Ohtsu, Zinpei Yamasita, K. Narita +1 more
19937 citations
Semantic Scholar
ANTAGONIZING EFFECT OF ULTRAVIOLET AND VISIBLE LIGHT ON THE ERG FROM THE OCELLUS OF SPIROCODON SALTATRIX (COELENTERATA: HYDROZOA)
K. Ohtsu
19837 citations
Semantic Scholar
Localization of a visual Gq protein in the photoreceptors of a polychaete, Perinereis brevicirris (Annelida)
Y. Miyako-Shimazaki, Y. Shimazaki, K. Ohtsu, Masamichi Yamamoto
1999Cell and Tissue Research3 citations
Semantic Scholar
Anomalous Infrared Taxis of an Aquatic Animal, the Giant Jellyfish Nemopilema nomurai (Scyphozoa, Rhizostomeae)
K. Ohtsu, S. Uye
2011The Biological Bulletin2 citations
Semantic Scholar
Physiological and ultrastructural studies on glycerinated body wall of sea cucumber
S. C. Noskor, K. Ohtsu, A. Matsuno
2008Fisheries Science2 citations
Semantic Scholar
ELECTRICAL ACTIVITIES IN THE SUBTENTACULAR REGION OF THE ANTHOMEDUSAN SPIROCODON SALTATRIX (TILESIUS)
K. Ohtsu
19802 citations Open access
Semantic Scholar
The glycerinated body wall of the sea cucumber as a suitable preparation for electron microscopic and physiological studies of ‘catch mechanism’
S. C. Noskor, K. Ohtsu, A. Matsuno
2006Fisheries Science1 citations
Semantic Scholar
Ultrastructure and localization of a visual Gq protein in ied epitoke ocelli of Perinereis brevicirris (Polychaeta, Annelida)
Y. Miyako-Shimazaki, T. Iwasa, K. Ohtsu
2005Cell and Tissue Research1 citations
Semantic Scholar
Identification of Putative Photoreceptor Cells in the Siphon of a Clam, Ruditapes philippinarum
H. Karakisawa, S. Tamotsu, A. Terakita, K. Ohtsu
19941 citations
Semantic Scholar
Flash-Induced Depression of the ERP under the Ca^ -Free Condition in the Octopus Retina : Physiology
K. Ohtsu
19891 citations
Semantic Scholar
Ultrastructure and localization of a visual Gq protein in hypertrophied epitoke ocelli of Perinereis brevicirris (Polychaeta, Annelida).
Y. Miyako-Shimazaki, T. Iwasa, K. Ohtsu
2005Cell and Tissue Research0 citations
Semantic Scholar
1D1545 Rhodopsin and G proteins expressed in the ocellus of the Hydromedusan.
K. Urano, Yumiko Shimazaki, K. Ohtsu, T. Iwasa
20020 citations Open access
Semantic Scholar
Studies on the visual pigments of planaria, Dugesia japonica
K. Azuma, M. Azuma, K. Ohtsu
19990 citations
Semantic Scholar
CYCLIC NUCLEOTIDES IN THE RETINAE OF CEPHALOPOD AND CRUSTACEA : Physiology : Abstracts of papers presented at the 60th Annual Meeting of the Zoological Society of Japan
M. Seidou, Y. Kitô, K. Ohtsu, Y. Nakaoka +1 more
19890 citations
Semantic Scholar
Antagonistical phenomena on ultraviolet and visible light in photic sense system of Spirocodon saltatrix of Hydroida.
K. Ohtsu
19890 citations Open access
Semantic Scholar
Photoreception in lower organisms
Masao Yoshida, T. Yamasu, K. Ohtsu
19740 citations Open access
Semantic Scholar

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S. C. Noskor — researcher profile on SciRah