[HTML][HTML] Measurements and future projections of Gd-based contrast agents for MRI exams in wastewater treatment plants in the Tokyo metropolitan area

…, A Sakata, R Isoda, Y Taguchi, S Hosokawa… - Marine Pollution …, 2022 - Elsevier
Large amounts of Gd-based contrast agents are used in magnetic resonance imaging (MRI)
that are then excreted in urine. These agents are subsequently discharged into the …

[HTML][HTML] Occupational Radiation Dose, Especially for Eye Lens: Hp(3), in Medical Staff Members Involved in Computed Tomography Examinations

…, H Sato, K Sato, K Kudo, M Hosoda, S Hosokawa… - Applied Sciences, 2021 - mdpi.com
Radiation dose management of medical staff has become increasingly important. Particularly,
based on the statement by the International Commission on Radiological Protection (ICRP…

[HTML][HTML] Validation of a Saliency Map for Assessing Image Quality in Nuclear Medicine: Experimental Study Outcomes

S Hosokawa, Y Takahashi, K Inoue, C Nagasawa… - Radiation, 2022 - mdpi.com
Simple Summary Since modern positron-emission tomography images are reconstructed
with many nonlinear corrections, there is a need for a comprehensive evaluation method …

[HTML][HTML] Long-Term Analysis of Internal Exposure Dose-Reduction Effects by Food Regulation and Food Item Contribution to Dose after the Fukushima Daiichi Nuclear …

M Osanai, M Miura, C Tanaka, K Kudo, S Hosokawa… - Foods, 2023 - mdpi.com
Over 10 years have passed since the Fukushima Daiichi Nuclear Power Plant accident.
This study verifies the efficacy of longitudinal regulation on internal exposure doses and …

[HTML][HTML] Estimation of effect of radiation dose reduction for internal exposure by food regulations under the current criteria for radionuclides in foodstuff in Japan using …

…, D Hirano, S Mitsuhashi, K Kudo, S Hosokawa… - Foods, 2021 - mdpi.com
This study examined the effect of food regulations under the current criteria (eg, 100 Bq/kg
for general foods) established approximately a year after the Fukushima Dai-ichi Nuclear …

[HTML][HTML] Longitudinal verification of post-nuclear accident food regulations in Japan focusing on wild vegetables

M Osanai, T Noro, S Kimura, K Kudo, S Hosokawa… - Foods, 2022 - mdpi.com
Focusing on the importance of wild vegetables for local residents, this study aims to validate
the effects of food regulations under the current criteria (eg, 100 Bq/kg for general foods) …

A simulation study for estimating scatter fraction in whole-body 18F-FDG PET/CT

S Hosokawa, K Inoue, D Kano, F Shimizu… - … Physics and Technology, 2017 - Springer
Whereas Monte Carlo (MC) simulation is widely utilized in estimation of the scatter component,
a simulation model which can calculate the scatter fraction (SF) of each patient is needed …

Development of a double-stranded siRNA labelling method by using 99mTc and single photon emission computed tomography imaging

…, Y Nakagami, H Kurihara, S Hosokawa… - Journal of Drug …, 2017 - Taylor & Francis
In vivo biodistribution of small interfering RNAs (siRNAs) is important to develop them for
medical use. Therefore, novel single photon emitter-labelled siRNA was prepared by using …

Training of medical responders to nuclear disaster: hybrid program in the COVID-19 pandemic

…, H Kudo, M Osanai, K Mikami, S Hosokawa… - Disaster Medicine and …, 2023 - cambridge.org
Objective:The spread of COVID-19 has made it difficult to provide training in medical treatment
in a radiation disaster. In this study, we will examine the effects and challenges of using a …

Changes on distribution of absorbed dose rates in air in an urban area after the Fukushima Daiichi Nuclear Power Plant accident

…, M Tsukada, S Soyama, S Hosokawa… - … of radioanalytical and …, 2021 - Springer
Tokatsu area was on one pathway of the radioactive plumes released in the Fukushima Daiichi
Nuclear Power Plant accident and absorbed dose rate in air significantly increased there …