User profiles for H. Ohba

Hironori Ohba

Japan Atomic Energy Agency/ National Institutes for Quantum Science and Technology
Verified email at qst.go.jp
Cited by 1057

Effects of prolonged strenuous exercise on plasma levels of atrial natriuretic peptide and brain natriuretic peptide in healthy men

H Ohba, H Takada, H Musha, J Nagashima, N Mori… - American heart …, 2001 - Elsevier
Background Now that marathon racing is growing in popularity, many thousands of
enthusiastic athletes are participating in various ultramarathons all over the world each year. …

[HTML][HTML] Clinical characteristics and prognosis of chronic pulmonary aspergillosis

H Ohba, S Miwa, M Shirai, M Kanai, T Eifuku, T Suda… - Respiratory …, 2012 - Elsevier
BACKGROUND: The details of the clinical characteristics of patients with chronic pulmonary
aspergillosis (CPA) have not been fully understood. METHOD: One hundred twenty-nine …

Quantum dots as photosensitizers?

R Bakalova, H Ohba, Z Zhelev, M Ishikawa… - Nature …, 2004 - nature.com
… Photosensitizing capacity is also dependent on the rate constant (k t h ) of the T 1 state
quenching by triplet oxygen. A final parameter is the ability of the photosensitizer to generate …

Optimal soil Eh, pH, and water management for simultaneously minimizing arsenic and cadmium concentrations in rice grains

T Honma, H Ohba, A Kaneko-Kadokura… - Environmental …, 2016 - ACS Publications
Arsenic (As) and cadmium (Cd) concentrations in rice grains are a human health concern.
We conducted field experiments to investigate optimal conditions of Eh and pH in soil for …

Multiple impacts of an intergenerational program in J apan: Evidence from the R esearch on P roductivity through I ntergenerational S ympathy P roject

…, T Takahashi, H Ohba, H Suzuki… - Geriatrics & …, 2016 - Wiley Online Library
… 40 Murayama Y, Yasunaga M, Ohba H. The effect of intergenerational program in an
elementary school on the attitude toward community activities in their junior high school days: a …

Use of a long-duration ns pulse for efficient emission of spectral lines from the laser ablation plume in water

…, S Masai, K Hirata, YH Ogata, M Saeki, H Ohba - Applied physics …, 2006 - pubs.aip.org
The effect of pulse duration upon the line profile of Cu I emission observed by laser ablation
of a copper metal plate immersed in water has been examined. By irradiating a pulse with …

Single quantum dot-micelles coated with silica shell as potentially non-cytotoxic fluorescent cell tracers

Z Zhelev, H Ohba, R Bakalova - Journal of the American Chemical …, 2006 - ACS Publications
The present study describes a stabilization of single quantum dot (QD) micelles by hydrophobic
silica precursors and an extension of the silica layer to form a silica shell around the …

The effect of intergenerational programs on the mental health of elderly adults

Y Murayama, H Ohba, M Yasunaga… - Aging & mental …, 2015 - Taylor & Francis
Objectives: The aim of this study was to clarify the effect of an intergenerational program on
elderly persons’ symptoms of depressive mood and in improving their sense of coherence, …

Quantum dot anti-CD conjugates: are they potential photosensitizers or potentiators of classical photosensitizing agents in photodynamic therapy of cancer?

R Bakalova, H Ohba, Z Zhelev, T Nagase, R Jose… - Nano Letters, 2004 - ACS Publications
The present study examined the potential of quantum dot bioconjugates to sensitize cells to
UV irradiation and to promote the photodynamic activity of the classical photosensitizers …

Fish oil omega-3 polyunsaturated fatty acids attenuate oxidative stress-induced DNA damage in vascular endothelial cells

C Sakai, M Ishida, H Ohba, H Yamashita, H Uchida… - PloS one, 2017 - journals.plos.org
… We determined the effect of EPA and DHA on H 2 O 2 -induced DNA damage response
in human aortic endothelial cells. Immunofluorescence staining showed that γ-H2AX foci …