Cyp19a1b-gfp

Author: ygjc

August undefined, 2024

WebThe EASZY assay allows for the detection of estrogenic activity of chemicals on transgenic tg(cyp19a1b:GFP) Zebrafish embryos exposed for 96 hours during the embryonic stages … WebDec 19, 2008 · To understand the function of AroB in the brain, we generated transgenic zebrafish that expresses green fluorescent protein (GFP) driven by the brain aromatase cyp19a1b promoter. GFP was found in the radial glial cells of transgenic larvae and adult fish that overlap with AroB immunoreactivity in the correct temporal and spatial pattern.

Test No. 250: EASZY assay - Detection of Endocrine Active ... - OECD

WebApr 15, 2016 · Furthermore, E2-EQ values quantified by the in vivo cyp19a1b-GFP assay at these active sites closely relate to the in vitro estrogenic activity quantified by the zfERβ2 assay. Among these sites, the OLL river site was strongly active in zebrafish in vivo and in vitro assays but not in the human assay ( Table 2 , Figure S6), which reinforces a ... WebSep 15, 2016 · The cyp19a1b -GFP transgenic zebrafish ( Tong et al., 2009) were held at the Institut National de l'Environnement Industriel et des Risques (INERIS, Verneuil-en-Halatte, France). They were maintained in 3.5 L aquaria in a recirculation system (Zebtec, Tecniplast, Buguggiate, Italy) on a 14 h light: 10 h dark cycle at a temperature of 25.1 ± … how many head shaves from a de blade

ZFIN Gene: cyp19a1a - Zebrafish Information Network

Webcyp19a1b-GFP zebraﬁsh line, we de-termined that cypa1b up-regulation by E2 is detectable as early as 25 hpf. Altogether these data indicate that the cyp19a1b gene is a … WebFeb 1, 2009 · A cyp19a1b‐gfp (aromatase B) transgenic zebrafish line that expresses GFP in radial glial cells. Aromatase is an enzyme that catalyzes the synthesis of estrogen in … Web开馆时间：周一至周日7:00-22:30 周五 7:00-12:00; 我的图书馆 how many heads do ettins have

ZFIN Gene: cyp19a1b - Zebrafish Information Network

Detection of Endocrine Active Substance, acting through …

WebWith the development of new technologies, new ways of testing chemicals have emerged and will increasingly develop. These new methods generally include Intellectual Property Rights (IPR). IPR aim to stimulate innovation by enabling inventors to appropriate the returns on their investments. WebAlthough high GEN concentrations are necessary to induce cyp19a1b expression in the cyp19a1b-GFP transgenic zebrafish assay, response to GEN seems to be more sensitive compared to another in vivo short-term (48 h) zebrafish embryo assay using morphological defects as endpoints (edema, head and tail malformation, reduced spontaneous … how many headshots should an actor haveWebDownload scientific diagram In vivo imaging of 5-dpf old live transgenic cyp19a1b-GFP zebrafish embryos exposed to chemicals inducing GFP expression in radial glial … how many heads hydra

"Webcyp19a1b-GFPzebraﬁsh line, we de- termined thatcypa1bup-regulation by E2 is detectable as early as 25 hpf. Altogether these data indicate that thecyp19a1bgene is a target for es- trogens and xenoestrogens at very early stages of development. RESULTS Early Expression of esr1, esr2b, and esr2a mRNAs " - Cyp19a1b-gfp

Cyp19a1b-gfp

WebEndocrine Active Substances, acting through estrogen receptors, using transgenic tg(cyp19a1b:GFP) Zebrafish embrYos - May 01 2024 The EASZY assay is a mechanism-based in vivo screening assay designed to detect endocrine active chemicals acting as agonist through estrogen receptors (ERs), by inducing the expression of the green WebDec 19, 2008 · GFP was also coexpressed with radial cell marker BLBP, but was not in neurons. In addition, GFP expression in the radial glial cells was stimulated by estrogen, …

Did you know?

WebAug 15, 2013 · Transgenic (cyp19a1b-GFP) zebrafish embryos as a tool for assessing combined effects of oestrogenic chemicals. Endocrine disrupting chemicals and … WebMar 18, 2024 · Title: A cyp19a1b-gfp (aromatase B) transgenic zebrafish line that expresses GFP in radial glial cells. Cyp19b is regulated by estrogens.Promoter …

WebNov 20, 2024 · The transgene can be integrated into the host genome by several methods, which are the most common: Transposons, mediated by nucleases such as Zinc Fingers nucleases (ZFNs), Transcription activator-like effector nucleases (TALENs), and RNA-guided nucleases such as endonuclease CRISPR/Cas9 (clustered regularly interspersed … WebJun 17, 2024 · Test No. 250: EASZY assay - Detection of Endocrine Active Substances, acting through estrogen receptors, using transgenic tg (cyp19a1b:GFP) Zebrafish …

WebNov 30, 2011 · We then characterized the neuronal or radial glial nature of the Pgr expressing cells by performing double staining with acetylated-tubulin (neuronal marker) or by using the tg ( cyp19a1b -GFP) transgenic zebrafish, which specifically expresses GFP in radial glial cells [38], [49], [51]. Web14 expression of the green fluorescent protein (GFP) driven by the cyp19a1b promoter. The 15 EASZY assay allows the quantification of the estrogenic activity of chemicals on 16 …

WebMar 18, 2024 · GFP was found in the radial glial cells that overlap with AroB immunoreactivity in the correct temporal and spatial pattern. Cyp19b is regulated by estrogens.Promoter sequence involved in the strong estrogen inducibility of cyp19b which is specific for glial cells is identified.

WebMay 7, 2012 · The tg(cyp19a1b-GFP) transgenic zebrafish expresses GFP (green fluorescent protein) under the control of the cyp19a1b gene, encoding brain aromatase. … how many heads high is a personWebJun 3, 2024 · cyp19a1b:GFP (Brion et al., 2012) in double transgenic embryo carrying both . ERE:mCherry. and 133 . cyp19a1b:GFP. reporter genes (Fig. 2Bi-ii). Co-localisation of EROB cell and GFAP in the same projection 134 (Fig. 2Aiii) and co-localisation of EROB cells and aromatase B expression (Fig. 2Biii) were confirmed by how accurate are cbo projectionsWebcyp19a1b ID ZDB-GENE-001103-4 Name cytochrome P450, family 19, subfamily A, polypeptide 1b Symbol cyp19a1b Nomenclature History Previous Names. CYP19a2 ; … how many heads is a human bodyWebAug 28, 2009 · Early cyp19a1b Expression Relies on Estrogen Receptors. We found that cyp19a1b mRNA levels remain low during the first 24 hr … how accurate are car mileage monitorsWebAug 15, 2013 · The tg(cyp19a1b-GFP) zebrafish strain is stably transfected with a green fluorescent protein (GFP) gene that is regulated by the zebrafish cyp19a1b (brain … how many heads of state are thereWebAug 1, 2024 · Selective zfER activation by bisphenols in ZELH-zfER cell lines. • Induction of brain aromatase in transgenic cyp19a1b-GFP zebrafish embryos. • Different estrogenic potency in vitro and in vivo.. BPS could act through a distinct mode of action in vivo on brain aromatase.. Relevance of an integrated strategy to assess EDCs and their substitutes. how many heads of state are womenWebMay 7, 2012 · The tg(cyp19a1b-GFP) transgenic zebrafish expresses GFP (green fluorescent protein) under the control of the cyp19a1b gene, encoding brain aromatase. how accurate are cheap pregnancy tests