Kazuhiro Yamada

A cross-sectional study on the relationship between craniofacial morphology and the coronoid process (2009)

Torisu, Takahiro, Yamada, Kazuhiro, Fukui, Tadao, Yamaki, Masaki, Nakamura, Junichi, Saito, Isao

Although there have been some reports on the relationship between craniofacial morphology and the activity of the temporal muscle attached to the coronoid process, such relationship is still unclear....

Risk factors of the progression of abdominal aortic calcification in patients on chronic haemodialysis (2007)

Yamada, Kazuhiro, Fujimoto, Shouichi, Nishiura, Ryosuke, Komatsu, Hiroyuki, Tatsumoto, Mariko, Sato, Yuji, ...

Background. Vascular calcification is an independent determinant of cardiovascular events in maintenance haemodialysis (HD) patients. It is not known whether acute changes of the serum calcium...

X-Ray Equatorial Diffraction during ATP-Induced Ca2+-Free Muscle Contraction and the Effect of ADP (1994)

Horiuti, Keisuke, Yagi, Naoto, Kagawa, Koichi, Wakabayashi, Katsuzo, Yamada, Kazuhiro

We examined the equatorial X-ray diffraction of skinned fibers from rat psoas muscle in isometric contraction induced by photorelease of 1.1 mM ATP at 24°C in the absence of Ca2+. At 15–20 ms...

Preparation and Characterization of Troponin C from Bullfrog Skeletal Muscle (1992)

Tanokura, Masaru, Imaizumi, Masamoto, Yamada, Kazuhiro, Shiraishi, Fumie, Ohtsuki, Iwao

Troponin C was isolated from the skeletal muscle of bullfrog (Rana catesbeiana), and its relative molecular mass was estimated to be 18,000 by SDS/polyacrylamide gel electrophoresis. In its amino...

Calorimetric Studies on Calcium and Magnesium Binding by Troponin C from Bullfrog Skeletal Muscle (1990)

Imaizumi, Masamoto, Tanokura, Masaru, Yamada, Kazuhiro

Microcalorimetic titrations were carried out to measure the thennodynamic functions of bullfrog skeletal muscle troponin C (TnC) in the interaction with Ca2, + and Mg2, +, at 25�C and at pH 7.0....

Modification of the Contractile Properties of Rabbit Skeletal Muscle by Ethylene Glycol (1989)

Maruyama, Tokuji, Kometani, Kaoru, Yamada, Kazuhiro

The effect of ethylene glycol on the contractile properties of skeletal muscles was studied using glycerinated rabbit psoas muscle fibers. Measurements were made at an ionic strength of 0.2 M, pH...

Preparation and Characterization of the Major Isotype of Parvalbumin from Skeletal Muscle of the Toad (Bufo bufo japonicus) (1987)

TANOKURA, Masaru, GOTO, Kumi, TOYOMORI, Yukiko, YAMADA, Kazuhiro

The major isotype of parvalbumin has been isolated from the skeletal muscle of the toad, Bufo bufo japonicus. Unlike the skeletal muscle of every frog so far examined (Rana esculenta, Rana...

Preparation and Characterization of Two Major Isotypes of Parvalbumins from Skeletal Muscle of Bullfrog (Rana catesbeiana) (1986)

TANOKURA, Masaru, ARAMAKI, Harumi, GOTO, Kumi, HASHIMOTO, Ukako, TOYOMORI, Yukiko, YAMADA, Kazuhiro

Two major isotypes of parvalbumins (PA1 and PA2) have been isolated from the skeletal muscle of bullfrog, Rana catesbeiana. The Mr values were estimated to be 10,100 (PA1) and 11,800 (PA2) by...

Heat Capacity and Entropy Changes of Calmodulin Induced by Calcium Binding (1984)

TANOKURA, Masaru, YAMADA, Kazuhiro

Microcalonmetric titrations were carried out in order to analyze the structural changes of calmodulin caused by Ca2+-binding. Measurements were made both in the absence and in the presence of...

A Calorimetric Study of Ca2+- and Mg2+-Binding by Calmodulin (1983)

TANOKURA, Masaru, YAMADA, Kazuhiro

Enthalpy titrations of calmodulin with Ca2+ (or Mg2+) in the presence and the absence of Mg2+ (or Ca2+) have been carried out by microcalorimetry. The binding reactions of both Ca2+ and Mg2+ to...

The Changes in Heat Capacity and Entropy of Troponin C Induced by Calcium Binding (1982)

YAMADA, Kazuhiro, KOMETANI, Kaoru

We have used the method of enthalpy titration to analyze the structural changes of troponin C caused by calcium binding. Successive additions of calcium to metal-free troponin C in a microcalorimeter...

Crystal structure of the Holliday junction migration motor protein RuvB from Thermus thermophilus HB8

Yamada, Kazuhiro, Kunishima, Naoki, Mayanagi, Kouta, Ohnishi, Takayuki, Nishino, Tatsuya, Iwasaki, Hiroshi, ...

We report here the crystal structure of the RuvB motor protein from Thermus thermophilus HB8, which drives branch migration of the Holliday junction during homologous recombination. RuvB has a...

Effects of common polymorphisms on the properties of recombinant human methylenetetrahydrofolate reductase

Yamada, Kazuhiro, Chen, Zhoutao, Rozen, Rima, Matthews, Rowena G.

Methylenetetrahydrofolate reductase (MTHFR) catalyzes the conversion of methylenetetrahydrofolate to methyltetrahydrofolate, the major methyl donor for the conversion of homocysteine to methionine....

Regulation of human methylenetetrahydrofolate reductase by phosphorylation

Yamada, Kazuhiro, Strahler, John R., Andrews, Philip C., Matthews, Rowena G.

Methylenetetrahydrofolate reductase (MTHFR) catalyzes the reduction of methylenetetrahydrofolate to methyltetrahydrofolate, the methyl donor for the conversion of homocysteine to methionine....

Human methionine synthase reductase is a molecular chaperone for human methionine synthase

Yamada, Kazuhiro, Gravel, Roy A., Toraya, Tetsuo, Matthews, Rowena G.

Sustained activity of mammalian methionine synthase (MS) requires MS reductase (MSR), but there have been few studies of the interactions between these two proteins. In this study, recombinant human...

Crystal structure of the Holliday junction migration motor protein RuvB from Thermus thermophilus HB8

Yamada, Kazuhiro, Kunishima, Naoki, Mayanagi, Kouta, Ohnishi, Takayuki, Nishino, Tatsuya, Iwasaki, Hiroshi, ...

We report here the crystal structure of the RuvB motor protein from Thermus thermophilus HB8, which drives branch migration of the Holliday junction during homologous recombination. RuvB has a...

Effects of common polymorphisms on the properties of recombinant human methylenetetrahydrofolate reductase

Yamada, Kazuhiro, Chen, Zhoutao, Rozen, Rima, Matthews, Rowena G.

Methylenetetrahydrofolate reductase (MTHFR) catalyzes the conversion of methylenetetrahydrofolate to methyltetrahydrofolate, the major methyl donor for the conversion of homocysteine to methionine....

Regulation of human methylenetetrahydrofolate reductase by phosphorylation

Yamada, Kazuhiro, Strahler, John R., Andrews, Philip C., Matthews, Rowena G.

Methylenetetrahydrofolate reductase (MTHFR) catalyzes the reduction of methylenetetrahydrofolate to methyltetrahydrofolate, the methyl donor for the conversion of homocysteine to methionine....

Fluorescence changes of a label attached near the myosin active site on nucleotide binding in rat skeletal muscle fibres

Fujita, Suguru, Nawata, Tomoko, Yamada, Kazuhiro

Trinitrophenyl AMP (TNP-AMP) in the concentration range 10–300 μm induced an increase in fluorescence intensity at around 530 nm in skinned skeletal muscle fibres freshly obtained from rat psoas...

Effect of Tonsillectomy Plus Steroid Pulse Therapy on Clinical Remission of IgA Nephropathy: A Controlled Study

Komatsu, Hiroyuki, Fujimoto, Shouichi, Hara, Seiichiro, Sato, Yuji, Yamada, Kazuhiro, Kitamura, Kazuo

Background and objectives: Few well-designed investigations have examined how tonsillectomy plus steroid pulse therapy affects IgA nephropathy. A prospective, controlled study therefore was performed...