T Motokawa
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Explore the profile of T Motokawa including associated specialties, affiliations and a list of published articles.
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14
Citations
58
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Recent Articles
1.
Birenheide R, Tsuchi A, Motokawa T
Biol Bull
. 2017 Dec;
190(2):231-236.
PMID: 29244585
The teeth of sea urchins are connected to jaws by means of ligaments. Their sliding along the jaw during continuous growth requires a pliant ligament, whereas scraping on rocks for...
2.
Birenheide R, Motokawa T
Biol Bull
. 2017 Dec;
190(2):218-230.
PMID: 29244582
The morphology of the tooth ligament of the echinoid Eucidaris tribuloides was investigated. The tooth ligament connects the middle part of the rod-shaped tooth to the jaw. It consists of...
3.
Oiso N, Kishida K, Fukai K, Motokawa T, Hosomi N, Suzuki T, et al.
Br J Dermatol
. 2009 May;
161(2):468-9.
PMID: 19416250
No abstract available.
4.
Ogawa C, Motokawa T, Ishida H, Matsuno A
Zoolog Sci
. 2008 Jun;
17(5):603-8.
PMID: 18517295
Sea urchin spinal ligaments (the catch apparatus) were extracted with glycerin, and electron microscopic observations comfirmed that no cell membranes remained intact after glycerination. We studied the effects of cations...
5.
Hashimoto Y, Ito Y, Kato T, Motokawa T, Katagiri T, Itoh M
J Cutan Pathol
. 2006 Feb;
33(3):207-15.
PMID: 16466507
Unlabelled: We used three types of AMN to investigate the expression profiles of melanogenesis-related genes [tyrosinase, tyrosinase-related protein-1 (TRP1), dopachrome tautomerase (TRP2), Pmel-17/gp100, P-protein, and microphthalmia-associated transcription factor (MITF)], as...
6.
Birenheide R, Yokoyama K, Motokawa T
Proc Biol Sci
. 2000 Feb;
267(1438):7-16.
PMID: 10670946
Sea lilies are enigmatic animals due to their scarcity and their biology is comparatively neglected. Cirri, arranged in whorls of five along the sea lily stalk, anchor and support the...
7.
Birenheide R, TAMORI M, Motokawa T, Ohtani M, Iwakoshi E, Muneoka Y, et al.
Biol Bull
. 1998 Jul;
194(3):253-9.
PMID: 9664654
We present the first evidence of a system of four bioactive peptides that affect the stiffness of sea cucumber dermis. The body wall dermis of sea cucumbers consists of catch...
8.
Birenheide R, Motokawa T
Biol Bull
. 1996 Aug;
191(1):1-4.
PMID: 8776839
Active movements in animals are usually attributed to cellular protein engines, e.g., the actin-myosin system of muscle cells. Here we report the first evidence of an extracellular contractile connective tissue,...
9.
Motokawa T
Comp Biochem Physiol C Comp Pharmacol Toxicol
. 1987 Jan;
86(2):333-7.
PMID: 2882927
Effects of acetylcholine (ACh), ACh-agonists and antagonists were studied on the viscosity of the dermis of the sea cucumber Holothuria leucospilota. ACh and nicotinic agonists caused an early increase in...
10.
Motokawa T
Comp Biochem Physiol C Comp Pharmacol
. 1981 Jan;
70(1):41-8.
PMID: 6117410
No abstract available.