Ikenaka Y, Miyabara Y, Ichise T, Nakayama SMM, Nimako C, Ishizuka M, Tohyama C. Exposures of children to neonicotinoids in pine wilt disease control areas. Environ Toxicol Chem. 38(1):71-79 (2018) DOI: 10.1002/etc.4316
Ikenaka Y, Fujioka K, Kawakami T, Ichise T, Bortey-Sam N, Nakayama S.M.M, Mizukawa H, Taira K, Takahashi K, Kato K, Arizono K, Ishizuka M. Contamination by neonicotinoid insecticides and their metabolites in Sri Lankan black tea leaves and Japanese green tea leaves. Toxicology Reports. 5: 744-749 (2018) DOI:10.1016/j.toxrep.2018.06.008
Chinzei K, Shimizu A, Mori K, Harada K, Takeda H, Hashizume M, Ishizuka M, Kato N, Kawamori R, Kyo S, Nagata K, Yamane T, Sakuma I, Ohe K, Mitsuishi M. Regulatory Science on AI-based Medical Devices and Systems. Advanced Biomedical Engineering. 7: 118-123 (2018) DOI:10.14326/abe.7.118
Gerber R, Smit NJ, van Vuren JHJ, Ikenaka Y, Wepener V. Biomarkers in tigerfish (Hydrocynus vittatus) as indicators of metal and organic pollution in ecologically sensitve subtropical rivers. Ecotoxicol Environ Saf. 157: 307-317 (2018) DOI: 10.1016/j.ecoenv.2018.03.091
Ishibashi H, Uchida M, Yoshimoto K, Imamura Y, Yamamoto R, Ikenaka Y, Kawai M, Ichikawa N, Takao Y, Tominaga N, Ishibashi Y, Arizono K. Occurrence and seasonal variation of equine estrogens, equilin and equilenin, in the river water of Japan: Implication with endocrinedisrupting potentials to Japanese medaka (Oryzias latipes). Environmental Pollution. 239: 281-288 (2018) DOI: 10.1016/j.envpol.2018.04.029
Yamamoto K, Ikenaka Y, Ichise T, Bo T, Ishizuka M, Yasui H, Hiraoka W, Yamamori T, Inanami O. Evaluation of mitochondrial redox status and energy metabolism of X-irradiated HeLa cells by LC/UV, LC/MS/MS and ESR. Free Radical Research. 52: 648-660 (2018) DOI: 10.1080/10715762.2018.1460472
Thompson L.A, Ikenaka Y, Yohannes Y.B, Ichise T, Ito G, Bortey-Sam N, van Vuren J.J, Wepener V, Smit N.J, Darwish W.S, Nakayama S.M.M, Mizukawa H, Ishizuka M. Human Health Risk from Consumption of Marine Fish Contaminated with DDT and its Metabolites in Maputo Bay, Mozambique. BECT. 100:672-676 (2018) DOI: 10.1007/s00128-018-2323-7.
Yabe J, Nakayama S.M.M, Ikenaka Y, Yohannes YB, Bortey-Sam N, Kabalo AN, Ntapisha J, Mizukawa H, Umemura T, Ishizuka M. Lead and cadmium excretion in feces and urine of children from polluted townships near a lead-zinc mine in Kabwe, Zambia. Chemosphere. 202: 48-55 (2018) DOI: 10.1016/j.chemosphere.2018.03.079
Ishii C, Ikenaka Y, Ichii O, Nakayama SMM, Nishimura S, Ohashi T, Tanaka M, Mizukawa H, Ishizuka M. A glycomics approach to discover novel renal biomarkers in birds by administration of cisplatin and diclofenac to chickens. Poultry Science. pey016 (2018) DOI:10.3382/ps/pey016
Pheiffer W, Wolmarans NJ, Gerber R, Yohannes YB, Ikenaka Y, Ishizuka M, Smit NJ, Wepener V, Pieters R. Fish consumption from urban impoundments: What are the health risks associated with DDTs and other organochlorine pesticides in fish to township residents of a major inland city. Sci. Total. Environ. 628-629: 517-527 (2018) DOI: 10.1016/j.scitotenv.2018.02.075
Ueno D, Mizukawa H, Inanami O, Nagasaka H, Tatsuta N, Narazaki Y, Fujino T, Watanabe I, Kameda Y, Nakai K. “Caddisfly watch,” a biomonitoring program using Stenopsyche larvae to determine radioactive cesium contamination in rivers following the Fukushima nuclear disaster. Landscape. Ecol. Eng. 14:29–35 (2018) DOI: 10.1007/s11355-017-0333-y
Bortey-Sam N, Ikenaka Y, Akoto O, Nakayama SMM, Asante KA, Baidoo E, Obirikorang C, Mizukawa H, Ishizuka M. Association between human exposure to heavy metals/metalloid and occurrences of respiratory diseases, lipid peroxidation and DNA damage in Kumasi, Ghana. Environ Pollut. 235: 163-170 (2018) DOI: 10.1016/j.envpol.2017.12.005
Ogbomida ET, Nakayama SMM, Bortey-Sam N, Oroszlany B, Tongo I, Enuneku AA, Ozekeke O, Ainerua MO, Fasipe IP, Ezemonye LI, Mizukawa H, Ikenaka Y, Ishizuka M. Accumulation Patterns and Risk Assessment of Metals and Metalloid in Muscle and Offal of free-Range Chickens, Cattle and Goat in Benin City. Ecotoxicology and Environmental Safety. 151: 98-108 (2018) DOI: 10.1016/j.ecoenv.2017.12.069
Bortey-Sam N, Ikenaka Y, Akoto O, Nakayama SMM, Marfo JT, Saengtienchai A, Mizukawa H, Ishizuka M. Sex and site differences in urinary excretion of conjugated pyrene metabolites in the West African Shorthorn cattle. JVMS. 80: 375-381 (2018) DOI:10.1292/jvms.17-0410.
Darwish WS, Ikenaka Y, Nakayama SMM, Mizukawa H, Thompson LA, Ishizuka M. β-carotene and retinol reduce benzo[a]pyrene-induced mutagenicity and oxidative stress via transcriptional modulation of xenobiotic metabolizing enzymes in human HepG2 cell line. Environ Sci Pollut Res Int. 25:6320-6328 (2018) DOI:10.1007/s11356-017-0977-z.
Ishii C, Nakayama SMM, Kataba A, Ikenaka Y, Saito K, Watanabe Y, Makino Y, Matsukawa T, Kubota A, Yokoyama K, Mizukawa H, Hirata T, Ishizuka M. Characterization and imaging of lead distribution in bones of lead-exposed birds by ICP-MS and LA-ICP-MS. Chemosphere. 212: 994-1001 (2018) DOI: 10.1016/j.chemosphere.2018.08.149
Thompson LA, Ikenaka Y, Darwish WS, Yohannes YB, van Vuren JJ, Wepener V, Smit NJ, Assefa AG, Tharwat A, Eldin WFS, Nakayama SMM, Mizukawa H, Ishizuka M. Investigation of mRNA expression changes associated with field exposure to DDTs in chickens from KwaZulu-Natal, South Africa. PLOS ONE. 13(10): e0204400. (2018) DOI: 10.1371/journal.pone.0204400.
Saengtienchai A, Ikenaka Y, Kawata M, Kawai Y, Takeda K, Kondo T, Bortey-Sam N, Nakayama S.M.M, Mizukawa H, Ishizuka M. Comparison of xenobiotic metabolism in phase I oxidation and phase II conjugation between rats and bird species. CBP. 214: 28-35 (2018) DOI: 10.1016/j.cbpc.2018.08.007
Nicolaas Johannes Wolmarans Louis H Du Preez, Ph.D.; Yohannes Y.B, Ikenaka Y, Ishizuka M, Smit N.J, Wepener V. Linking organochlorine exposure to biomarker response patterns in Anurans: a case study of Müller’s clawed frog (Xenopus muelleri) from a tropical malaria vector control region. Ecotoxicology. 27(9): 1203-1216 (2018) DOI: 10.1007/s10646-018-1972-y
Uno Y, Takahira R, Murayama N, Ishii Y, Ikenaka Y, Ishizuka M, Yamazaki H, Ikushiro S. Molecular and functional characterization of UDP-glucuronosyltransferase T 1A in cynomolgus macaques. Biochemical Pharmacology. 155: 127-181 (2018) DOI:10.1016/j.bcp.2018.06.027
Takeda K, Ikenaka Y, Tanikawa T, Tanaka KD, Nakayama SMM, Mizukawa H, Ishizuka M. Investigation of hepatic warfarin metabolism activity in rodenticide-resistant black rats (Rattus rattus) in Tokyo by in situ liver perfusion.Pestic Biochem Physiol. 48:42-49 (2018) DOI:10.1016/j.pestbp.2018.03.018
Pheiffer W, Bortey-Sam N, Ikenaka Y, Nakayama S.M.M, Mizukawa H, Ishizuka M, Smit NJ, Pieters R. First report of OH-PAHs in South African Clarias gariepinus bile from an urban impacted system. African Journal of Aquatic Science. 43: 307-317 (2018) DOI: 10.2989/16085914.2018.1511408
Yusuke K Kawai, Yoshinori Ikenaka, Mayumi Ishizuka, Akira Kubota. The evolution of UDP-glycosyl/glucuronosyltransferase 1E (UGT1E) genes in bird lineages is linked to feeding habits but UGT2 genes is not. PloS one. 13(10): e0205266 (2018) DOI: 10.1371/journal.pone.0205266
Osei Akoto, Nesta Bortey-Sam, Shouta MM Nakayama, Yoshinori Ikenaka, Elvis Baidoo, Joseph Apau, Jemima Tiwaa Marfo, Mayumi Ishizuka. Characterization, Spatial Variation and Risk Assessment of Heavy Metals and a Metalloid in Surface Soils in Obuasi, Ghana. Journal of Health and Pollution. 8(19) (2018) DOI: 10.5696/2156-9614-8.19.180902