Xenopus laevis
Plano de erradicação de Xenopus laevis (Daudin 1802) em Portugal
... A perda da biodiversidade mundial tem como uma das principais causas a introdução de espécies exóticas. O controlo e a erradicação dessas espécies geram tanto mais benefício quanto mais cedo são utilizados. Em Portugal ...
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First parasitological study of the African clawed frog (Xenopus laevis, Amphibia) in Chile
... use, Xenopus laevis Daudin, 1802 has widely spread throughout central ...X. laevis were captured and examined for parasites in the gastrointestinal tube, cavities, lungs, liver, and ...X. ...
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Light modulates the melanophore response toa -MSH in Xenopus laevis: An
... in an increase of intracellular cAMP, which in turn, activates a cAMP- dependent protein kinase A (PKA) (Tsatmali et al., 2002). PKA is a tetrameric holoenzyme with two regulatory (R) and two catalytic subunits (C) ...
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In Vivo Study of Dynamics and Stability of Dendritic Spines on Olfactory Bulb Interneurons in Xenopus laevis Tadpoles.
... the Xenopus tadpole brain and observed to be widely distributed in the olfactory bulb and ...in Xenopus laevis tadpoles to explore den- dritic spine dynamics in ...
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The Expression of TALEN before Fertilization Provides a Rapid Knock-Out Phenotype in Xenopus laevis Founder Embryos.
... Although the protocol shown here is technically demanding compared to the conventional zygote injection, it instead offers a unique opportunity to obtain embryos showing full knock- out phenotypes in the F0 generation. ...
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Thyroid disruption by Di-n-butyl phthalate (DBP) and mono-n-butyl phthalate (MBP) in Xenopus laevis.
... Methodology/Principal Findings: Nieuwkoop and Faber stage 51 Xenopus laevis were exposed to DBP and MBP (2, 10 or 15 mg/L) separately for 21 days. The two test chemicals decelerated spontaneous ...
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Subcellular metabolite and lipid analysis of Xenopus laevis eggs by LAESI mass spectrometry.
... Xenopus laevis eggs are used as a biological model system for studying fertilization and early embryonic development in ...X. laevis eggs and early stage embryos up to five cleavage ...
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Changes in oscillatory dynamics in the cell cycle of early Xenopus laevis embryos.
... The Xenopus laevis embryo has been a fruitful model system for studies of the regulation of these early embryonic cell ...the Xenopus egg completes meiosis and then carries out a special first ...
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Impactos tróficos da rã-de-unhas-africana Xenopus laevis na ribeira de Barcarena (Oeiras, Portugal)
... africana Xenopus laevis tem populações invasoras conhecidas em vários países, incluindo ...X. laevis na ribeira de Barcarena, este estudo teve como principais objectivos: determinar a dieta da ...
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Efficacy of tricaine methanesulfonate (MS-222) as an anesthetic agent for blocking sensory-motor responses in Xenopus laevis tadpoles.
... Anesthetics are drugs that reversibly relieve pain, decrease body movements and suppress neuronal activity. Most drugs only cover one of these effects; for instance, analgesics relieve pain but fail to block primary ...
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Shorter exposures to harder X-rays trigger early apoptotic events in Xenopus laevis embryos.
... of Xenopus laevis (Fig. 1.A). We chose Xenopus embryos because i) ionizing radiation- induced apoptosis has been extensively characterized in this specie, ii) pre-mid-blastula transition (MBT), but ...
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Transplantation of Xenopus laevis tissues to determine the ability of motor neurons to acquire a novel target.
... The evolutionary origin of novelties is a central problem in biology. At a cellular level this requires, for example, molecularly resolving how brainstem motor neurons change their innervation target from muscle fibers ...
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De novo Transcriptome Assemblies of Rana (Lithobates) catesbeiana and Xenopus laevis Tadpole Livers for Comparative Genomics without Reference Genomes.
... X. laevis, respectively. Using available genomics resources for X. laevis, we annotated over 97% of our ...X. laevis transcriptome contigs, demonstrating the utility and efficacy of our methodol- ...
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A Tunable Silk Hydrogel Device for Studying Limb Regeneration in Adult Xenopus Laevis.
... In certain amphibian models limb regeneration can be promoted or inhibited by the local wound bed environment. This research introduces a device that can be utilized as an exper- imental tool to characterize the ...
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Influência da salinidade na taxa de alimentação em Xenopus laevis e Pelophylax perezi
... (Xenopus laevis), também conhecida por rã-de-unhas, é um anfíbio da Família Pipidae, endémico de África, proveniente das regiões subsarianas mais frias, encontrando-se entre o Cabo da Boa Esperança e o ...
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Macroparasites of invasive Xenopus laevis (Amphibia: Anura): characterization and assessment of possible exchanges with native Pelophylax perezi in Oeiras streams, Portugal
... é Xenopus laevis, sendo muitas vezes apontado como vector da quitridiomicose (doença resultante da infecção por Batrachochytrium dendrobatidis), e hospedeiro de parasitas originários do continente ...
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Identification and developmental expression of Xenopus laevis SUMO proteases.
... in Xenopus, which we will call SENP1 ...other Xenopus SENPs showed a strong preference for HA-SU2-VS, suggesting that they primarily act on ...within Xenopus eggs, ...
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Connexins in the early development of the African clawed frog Xenopus laevis (Amphibia): The role of the connexin43 carboxyl terminal tail in the
... frog Xenopus laevis, with specific localization in the animal-vegetal ...stage Xenopus embryos, induced pronounced al- terations in nervous system development, with a severe ventralization ...
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Unequal contribution of native South African phylogeographic lineages to the invasion of the African clawed frog, Xenopus laevis, in Europe
... & J Measey, 2015, unpublished data). These new data were supplemented by data on 164 South African specimens available on GenBank. One individual of Xenopus gilli Rose & Hewitt, 1927 was sampled near ...
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Actions of agonists, fipronil and ivermectin on the predominant in vivo splice and edit variant (RDLbd, I/V) of the Drosophila GABA receptor expressed in Xenopus laevis oocytes.
... Xenopus oocytes were voltage clamped at 2100 mV under 2- electrode voltage clamp. Only oocytes which yielded stable responses to at least three control concentrations of GABA applied at 2 min intervals were used. ...
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