| 单词 | Xenopus |
| 例句 | She retained the names of most of the things she looked at Xenopus laevis, African clawed frog. Genuine Fraud 2017-09-05T00:00:00Z There is evidence that the fungus is native to Africa and may have been spread throughout the world by transport of a commonly used laboratory and pet species: the African clawed frog, Xenopus laevis. Environmental Biology 2018-09-06T00:00:00Z These xenobots, named for the African frog Xenopus laevis from which they are made, could already move around, display collective behavior and heal themselves. Living robots made of frog cells can now reproduce, study says 2021-12-02T05:00:00Z They are named for the African clawed frog Xenopus laevis, which supplies all their cells, and the suggestion, encapsulated in the prefix, that something strange, alien, is at work. Meet the Xenobots, Virtual Creatures Brought to Life 2020-04-03T04:00:00Z Researchers engineered the tiny devices, which are less than 1 millimetre long, by sculpting skin and heart cells taken from Xenopus frog embryos into shapes that were designed using a supercomputer. Giant Moon rocket, living robots and quantum computer — January’s best science images 2020-02-04T05:00:00Z They used tweezers and cauterising tools to sculpt early-stage skin and heart cells scraped from the embryos of African clawed frogs, Xenopus laevis. Scientists use stem cells from frogs to build first living robots 2020-01-13T05:00:00Z In the authors’ experiments, donor nuclei from cells at various developmental stages, from early blastomeres to cells from tadpoles just before hatching, were transferred into Xenopus egg cells. Cell identity reprogrammed 2019-10-13T04:00:00Z Biologists find useful animals anywhere, from the axolotl to the hagfish and the Xenopus frog. There’s a jungle in your bed 2018-10-28T04:00:00Z The characteristic trill of male Xenopus laevis frogs is rooted in the firing patterns of particular brain cells. The brain waves that make frogs pitch perfect 2018-05-20T04:00:00Z Data from Xenopus oocytes indicate that this mechanism may be conserved in vertebrates. A lysosomal switch triggers proteostasis renewal in the immortal C. elegans germ lineage 2017-11-21T05:00:00Z Maden, B. E. Identification of the locations of the methyl groups in 18 S ribosomal RNA from Xenopus laevis and man. Visualization of chemical modifications in the human 80S ribosome structure 2017-11-14T05:00:00Z Li, Z., Van Aelst, L. & Cline, H. T. Rho GTPases regulate distinct aspects of dendritic arbor growth in Xenopus central neurons in vivo. Kctd13 deletion reduces synaptic transmission via increased RhoA 2017-10-31T04:00:00Z For yeast, Arabidopsis, Drosophila, Xenopus and zebrafish samples, only the standards with tails of 10, 50 and 100 nucleotides were used in the linear regression. Poly(A)-tail profiling reveals an embryonic switch in translational control 2014-04-04T22:51:04.645Z This showed that DNA is not altered during embryonic development, at least in Xenopus. The 2012 Nobel prizes: Good eggs 2012-10-11T15:07:28Z One of the most useful for nuclear transplantation is found in a mutant line of the South African clawed frog Xenopus laevis, discovered at the University of Oxford by Michail Fischberg. Transplanted Nuclei and Cell Differentiation, by Sir John B. Gurdon 2012-10-09T23:45:00.177Z Maden, B. E. Locations of methyl groups in 28 S rRNA of Xenopus laevis and man: clustering in the conserved core of molecule. Visualization of chemical modifications in the human 80S ribosome structure 2017-11-14T05:00:00Z He had published many of the papers that convincingly documented successful reprogramming of adult Xenopus cells nearly 50 years ago. The Prize in Biology in Memory of Alfred Nobel 2012-10-09T12:45:04.220Z We favour this last possibility because it agrees with the known importance of cytoplasmic polyadenylation for activating genes in maturing oocytes and early embryos of Xenopus and in certain other vertebrate contexts. Poly(A)-tail profiling reveals an embryonic switch in translational control 2014-04-04T22:51:04.645Z Losing the option of shipping frogs by UPS would be “huge” for his company, says Burley Lilley, president of Xenopus Express, which serves around 100 academic customers throughout the United States. FedEx and UPS Commit to Not Ship Research Mammals 2012-09-20T15:45:04.870Z It happens that the best evidence for the retention of genes in fully differentiated cells comes from two series of experiments carried out at Oxford on eggs of the frog Xenopus. Transplanted Nuclei and Cell Differentiation, by Sir John B. Gurdon 2012-10-09T23:45:00.177Z Upper left, late tadpole of Xenopus laevis; lower left, same just after metamorphosis; upper right, diagram of general components of primitive Anuran vertebra. The Ancestry of Modern Amphibia: A Review of the Evidence 2011-09-10T02:00:27.077Z In the early years, a few protists were also used - Paramecium, Euglena, Gonyalax, Acetabularia and Chlamydomonas, but they were later largely abandoned, while new models, like Xenopus and zebrafish entered the arena. Circadian clock without DNA--History and the power of metaphor 2011-02-11T16:15:02.303Z “I am deeply concerned,” says Darcy Kelley, a neurobiologist at Columbia University in New York City, who studies neural and muscular systems involved in vocal communication in the frog Xenopus. FedEx and UPS Commit to Not Ship Research Mammals 2012-09-20T15:45:04.870Z |
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