Search Results - "Onduka, Toshimitsu"

Toxicity and Environmental Risk Assessment of Polycarbamate and Its Main Components to Marine Algae and Crustaceans by Onduka, Toshimitsu, Mochida, Kazuhiko

“…Polycarbamate is commonly used as an antifoulant coating on fishing nets in Japan. Although its toxicity to freshwater organisms has been reported, its…”
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Assessment of the risk posed by three antifouling biocides to Pacific oyster embryos and larvae in Hiroshima Bay, Japan by Onduka, Toshimitsu, Mizuno, Ken-ichiro, Shikata, Tomoyuki, Mastubara, Tadashi, Onitsuka, Goh, Hamaguchi, Masami

“…The Pacific oyster ( Crassostrea gigas ) is an important species in oyster farming worldwide, including in Japan. Hiroshima Bay is one of the most important…”
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Ecological risk assessment of an antifouling biocide triphenyl (octadecylamine) boron in the Seto Inland Sea, Japan by Onduka, Toshimitsu, Kono, Kumiko, Ito, Mana, Ohkubo, Nobuyuki, Hano, Takeshi, Ito, Katsutoshi, Mochida, Kazuhiko

“…In this study, we derived the predicted no-effect concentrations (PNEC) for triphenyl (octadecylamine) boron (TPB-18) and investigated the occurrence of…”
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Pollution status and primary risk assessment of eight pesticides in coastal waters around Ishigaki Island, Japan by Onduka, Toshimitsu, Tanita, Iwao, Yamada, Hideaki

“…Ishigaki Island is a remote island in Okinawa Prefecture, Japan, with highly biodiverse ecosystems. Agriculture is one of the most important industries on…”
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Evaluation of bioremediation potential of three benthic annelids in organically polluted marine sediment by Ito, Mana, Ito, Katsutoshi, Ohta, Kohei, Hano, Takeshi, Onduka, Toshimitsu, Mochida, Kazuhiko, Fujii, Kazunori

“…This study aimed to evaluate the possible remedial effects of three marine benthic annelids on organically polluted sediments from the waters of Hatsukaichi…”
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Transcription of a novel P450 gene varies with some factors (pollutant exposure, temperature, time, and body region) in a marine oligochaete (Thalassodrilides sp.) by Ito, Mana, Ito, Katsutoshi, Ohta, Kohei, Hano, Takeshi, Onduka, Toshimitsu, Mochida, Kazuhiko

“…Cytochrome P450 (CYP) enzymes play important roles in the metabolism of exogenous compounds such as polycyclic aromatic hydrocarbons (PAHs). A novel,…”
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Toxicity of the antifouling biocide Sea-Nine 211 to marine algae, crustacea, and a polychaete by Onduka, Toshimitsu, Ojima, Daisuke, Ito, Mana, Ito, Katsutoshi, Mochida, Kazuhiko, Fujii, Kazunori

“…We evaluated the acute toxicity of the antifouling biocide Sea-Nine 211 to the algae Chaetoceros calcitrans , Dunaliella tertiolecta , Tetraselmis tetrathele ,…”
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Differences in the ability of two marine annelid species, Thalassodrilides sp. and Perinereis nuntia, to detoxify 1-nitronaphthalene by Ito, Katsutoshi, Ito, Mana, Onduka, Toshimitsu, Ohta, Kohei, Torii, Takaaki, Hano, Takeshi, Mochida, Kazuhiko, Ohkubo, Nobuyuki, Miura, Takeshi, Fujii, Kazunori

“…Bioremediation is a promising method for remediating environmentally polluted water. We investigated the abilities of two benthic annelid species to…”
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Reproductive toxicity of 1-nitronaphthalene and 1-nitropyrene exposure in the mummichog, Fundulus heteroclitus by Onduka, Toshimitsu, Ojima, Daisuke, Ito, Katsutoshi, Mochida, Kazuhiko, Koyama, Jiro, Fujii, Kazunori

“…After pregnant mummichog were implanted with 1-nitronaphthalene or 1-nitropyrene via cholesterol pellet, we investigated the effects of the chemicals on embryo…”
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Toxicity and metabolism of copper pyrithione and its degradation product, 2,2′-dipyridyldisulfide in a marine polychaete by Mochida, Kazuhiko, Amano, Haruna, Onduka, Toshimitsu, Kakuno, Akira, Fujii, Kazunori

“…We conducted acute toxicity tests and sediment toxicity tests for copper pyrithione (CuPT) and a metal pyrithione degradation product, 2,2′-dipyridyldisulfide…”
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Molecular cloning and gene expression of mummichog (Fundulus heteroclitus) Runx2 during embryogenesis by Amano, Haruna, Mochida, Kazuhiko, Onduka, Toshimitsu, Fujii, Kazunori

“…In our previous study, we clarified the toxicity of 2,2'-dipyridyldisulfide [(PS)2], one of photodegradation products of a metal pyrithione that is used as an…”
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Species sensitivity distribution approach to primary risk analysis of the metal pyrithione photodegradation product, 2,2′-dipyridyldisulfide in the Inland Sea and induction of notochord undulation in fish embryos by Mochida, Kazuhiko, Amano, Haruna, Ito, Katsutoshi, Ito, Mana, Onduka, Toshimitsu, Ichihashi, Hideki, Kakuno, Akira, Harino, Hiroya, Fujii, Kazunori

“…► We carried out primary risk analysis in the Inland Sea for a metal pyrithione degradation product. ► We used a species sensitivity distribution approach to…”
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Toxicity of chlorothalonil to marine organisms by Onduka, Toshimitsu, Kakuno, Akira, Kono, Kumiko, Ito, Katsutoshi, Mochida, Kazuhiko, Fujii, Kazunori

“…We evaluated the acute toxicity of the antifouling biocide 2,4,5,6-tetrachloro-1,3-benzenedicarbonitrile (chlorothalonil, TPN) to an alga ( Skeletonema…”
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EARLY LIFE-STAGE TOXICITY TEST FOR COPPER PYRITHIONE AND INDUCTION OF SKELETAL ANOMALY IN A TELEOST, THE MUMMICHOG (FUNDULUS HETEROCLITUS) by Mochida, K, Ito, K, Harino, H, Onduka, T, Kakuno, A, Fujii, K

“…We used a teleost fish, the mummichog (Fundulus heteroclitus), to conduct early life-stage toxicity testing for copper pyrithione (CuPT). Fertilized mummichog…”
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Disturbance of epifauna in seagrass-seaweed mixed beds by pesticides discharged into the coastal area: Asymmetric effect on crustaceans and molluscs by Kodama, Masafumi, Onduka, Toshimitsu, Tanita, Iwao, Takahashi, Mizuki, Sanda, Tetsuya, Iwasaki, Takashi, Yamada, Hideaki

“…Although pesticides are a cornerstone of modern agriculture, they are also known to be a major factor in the decline of biodiversity. Even pesticides applied…”
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Occurrence of neonicotinoids and fipronil in estuaries and their potential risks to aquatic invertebrates by Hano, Takeshi, Ito, Katsutoshi, Ohkubo, Nobuyuki, Sakaji, Hideo, Watanabe, Akio, Takashima, Kei, Sato, Taku, Sugaya, Takuma, Matsuki, Kosuke, Onduka, Toshimitsu, Ito, Mana, Somiya, Rei, Mochida, Kazuhiko

“…This study aimed to evaluate and qualify field-based potential risks of seven neonicotinoid and phenylpyrazole (fipronil) insecticides on aquatic…”
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Physiological responses of eelgrass (Zostera marina) to ambient stresses such as herbicide, insufficient light, and high water temperature by Mochida, Kazuhiko, Hano, Takeshi, Onduka, Toshimitsu, Ito, Katsutoshi, Yoshida, Goro

“…•Changes in growth, photosynthetic activity, and metabolomic profiles induced by artificially stresses were evaluated in eelgrass.•Decreased levels of sugar…”
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Integrated transcriptomic and metabolomic analyses reveal mechanism underlying higher resistance of the marine oligochaete Thalassodrilides cf. briani (Clitellata: Naididae) to heavy contamination of sediments with polycyclic aromatic hydrocarbons by Ito, Katsutoshi, Hano, Takeshi, Ito, Mana, Onduka, Toshimitsu, Ohkubo, Nobuyuki, Mochida, Kazuhiko

“…In some coastal areas, sediments are contaminated with various chemical compounds, causing significant threats to marine organisms. Therefore, the development…”
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Induction of apoptosis in testis of the marine teleost mummichog Fundulus heteroclitus after in vivo exposure to the antifouling biocide 4,5-dichloro-2-n-octyl-3(2H)-isothiazolone (Sea-Nine 211) by Ito, Mana, Mochida, Kazuhiko, Ito, Katsutoshi, Onduka, Toshimitsu, Fujii, Kazunori

“…► We investigated testicular toxicity in a marine teleost after Sea-Nine 211 exposure. ► The exposure of mummichogs to Sea-Nine 211 induced apoptosis in…”
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Photo-induced toxicity and oxidative stress responses in Tigriopus japonicus exposed to nitro-polycyclic aromatic hydrocarbons and artificial light by Onduka, Toshimitsu, Ojima, Daisuke, Ito, Katsutoshi, Mochida, Kazuhiko, Ito, Mana, Koyama, Jiro, Fujii, Kazunori

“…Photo-induced toxicity is an important phenomenon in ecotoxicology because sunlight reaches many organisms in their natural habitats. To elucidate whether…”
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