Establishment of cytochrome P450 1a gene-knockout Javanese medaka, Oryzias javanicus, which distinguishes toxicity modes of the polycyclic aromatic …

S Rusni, M Sassa, T Takagi, M Kinoshita… - Marine Pollution …, 2022 - Elsevier
Abstract Cytochrome P450 1a (Cyp1a) is an important enzyme for metabolism of organic
pollutants. To understand its reaction to polycyclic aromatic hydrocarbons (PAHs), we …

Correlation between cytochrome P450 1A (cyp1a) mRNA expression and ambient phenanthrene and pyrene concentration in Javanese Medaka Oryzias javanicus

S Rusni, M Sassa, Y Takehana, M Kinoshita, K Inoue - Fisheries science, 2020 - Springer
Abstract Cytochrome P450 1A (Cyp1a) catabolizes polycyclic organic compounds. In this
study, we sequenced the cyp1a gene from two Javanese medaka Oryzias javanicus strains …

Evaluation of biomarker potential of cytochrome P450 1A (CYP1A) gene in the marine medaka, Oryzias melastigma exposed to water-accommodated fractions (WAFs) …

RO Kim, BM Kim, DS Hwang, DWT Au, JH Jung… - … and Physiology Part C …, 2013 - Elsevier
CYP1A is involved in the metabolism of diverse chemicals, including polycyclic aromatic
hydrocarbons and alkylated-PAHs, as a first line of detoxification mechanism. First, we …

Identification of a CYP3A-like gene and CYPs mRNA expression modulation following exposure to benzo [a] pyrene in the bivalve mollusk Chlamys farreri

S Tian, L Pan, H Zhang - Marine environmental research, 2014 - Elsevier
In this study, we isolated a CYP3A-like gene from ovary of the scallop (Chlamys farreri). High
levels of CYP3A-like gene expression occur in the digestive gland and gonad, which …

Effects of benzo [a] pyrene on whole cytochrome P450-involved molecular responses in the marine medaka Oryzias melastigma

BM Kim, JS Rhee, CB Jeong, SJ Lee, YS Lee, IY Choi… - Aquatic toxicology, 2014 - Elsevier
Despite being a strong toxicant for aquatic ecosystems, the effect of benzo [a] pyrene (B [a]
P) on whole cytochrome P450 (CYP) biotransformation mechanisms has not been deeply …

Three novel cytochrome P450 genes identified in the marine polychaete Perinereis nuntia and their transcriptional response to xenobiotics

S Zheng, B Chen, X Qiu, K Lin, X Yu - Aquatic toxicology, 2013 - Elsevier
Polychaetes have previously been used as bioindicators of environmental pollution. Their
ability to eliminate organic pollutants such as polycyclic aromatic hydrocarbons (PAH) has …

Cytochrome P450 1C1 complementary DNA cloning, sequence analysis and constitutive expression induced by benzo-a-pyrene in Nile tilapia (Oreochromis niloticus)

AAI Hassanin, Y Kaminishi, A Funahashi, T Itakura - Aquatic toxicology, 2012 - Elsevier
CYP1C is the newest member of the CYP1 family of P450s; however, its physiological
significance, inducers, and metabolic functions are unknown. In this study, a new …

Identification of two isoforms of CYP4 in Marsupenaeus japonicus and their mRNA expression profile response to benzo [a] pyrene

J Zheng, Y Mao, Y Qiao, Z Shi, Y Su, J Wang - Marine Environmental …, 2015 - Elsevier
CYP4 enzymes are essential components of cellular detoxification systems and play
important roles in monitoring persistent organic pollutants in marine environments. However …

cDNA cloning and expression of a xenobiotic metabolizing cytochrome P4501A (CYP1A) from the yellow catfish, Pelteobagrus fulvidraco (Siluriformes)

JH Kim, DS Hwang, KH Son… - Environmental …, 2008 - Wiley Online Library
We cloned the full‐length cDNA sequence of xenobiotic metabolizing cytochrome P4501A
(CYP1A) gene from the yellow catfish (Pelteobagrus fulvidraco, Siluriformes, Bagridae). P …

Basal and 3-methylcholanthrene-induced expression of cytochrome P450 1A, 1B and 1C genes in the Brazilian guppy, Poecilia vivipara

T Dorrington, J Zanette, FL Zacchi, JJ Stegeman… - Aquatic toxicology, 2012 - Elsevier
In fish there are four cytochrome P450 (CYP1) subfamilies: CYP1A, CYP1B, CYP1C, and
CYP1D. Here we cloned Poecilia vivipara CYP1A, with an inferred amino acid sequence …