• Thumbnail for Xenopus
    described within it. The two best-known species of this genus are Xenopus laevis and Xenopus tropicalis, which are commonly studied as model organisms for...
    52 KB (5,807 words) - 02:44, 2 August 2024
  • Thumbnail for African clawed frog
    The African clawed frog (Xenopus laevis), also known as simply xenopus, African clawed toad, African claw-toed frog or the platanna) is a species of African...
    39 KB (4,476 words) - 07:03, 11 November 2024
  • Xenopus egg extract is a lysate that is prepared by crushing the eggs of the African clawed frog Xenopus laevis. It offers a powerful cell-free (or in...
    11 KB (1,300 words) - 19:30, 18 May 2024
  • Thumbnail for Xenopus mellotropicalis
    Xenopus mellotropicalis, the Cameroon clawed frog, is a species of frog from the genus Xenopus. It is listed as Least Concern on the IUCN Red List and...
    2 KB (123 words) - 01:20, 15 September 2023
  • Xenopus eysoole, the Bamiléké clawed frog, is a species of frog from the genus Xenopus. It inhabits wetlands in its native area Cameroon, and it occurs...
    917 bytes (71 words) - 10:14, 8 April 2023
  • Scopus xenopus is an extinct species of hamerkop that lived during the Pliocene of South Africa. It was first described by Storrs L. Olson in 1984. Compared...
    1,022 bytes (76 words) - 15:21, 12 September 2021
  • Thumbnail for Xenopus victorianus
    Tanzania. However, because of confusion with Xenopus laevis, the exact distribution is quite unclear. Xenopus victorianus occurs in all sorts of aquatic...
    3 KB (191 words) - 01:15, 20 November 2021
  • Xenopus poweri is a species of clawed frog found in shrublands, wetlands, forests, savannas and grasslands of Central and Southern Africa. Countries in...
    1 KB (81 words) - 10:07, 8 April 2023
  • Thumbnail for Western clawed frog
    frog (Xenopus tropicalis) is a species of frog in the family Pipidae, also known as tropical clawed frog. It is the only species in the genus Xenopus to...
    16 KB (1,800 words) - 00:58, 1 January 2024
  • and biological data on Xenopus frogs. Xenbase has been available since 1999, and covers both X. laevis and X. tropicalis Xenopus varieties. As of 2013...
    14 KB (1,600 words) - 19:00, 6 June 2024
  • Thumbnail for Blastulation
    and to regulate gene expression. In many animals, such as Drosophila and Xenopus, the mid blastula transition (MBT) is a crucial step in development during...
    15 KB (1,766 words) - 19:52, 1 November 2024
  • complete feminization and chemical castration in male African clawed frogs (Xenopus laevis)". Proceedings of the National Academy of Sciences. 107 (10): 4612–4617...
    17 KB (1,601 words) - 06:20, 11 November 2024
  • Thumbnail for Amphibian
    bladder assists such animals to retain salts. Some aquatic amphibian such as Xenopus do not reabsorb water, to prevent excessive water influx. For land-dwelling...
    161 KB (18,019 words) - 19:28, 2 October 2024
  • research revolved around injecting Xenopus laevis with ox pituitary gland extracts, he accidentally discovered that Xenopus frogs would ovulate within a day...
    21 KB (2,259 words) - 11:23, 23 August 2024
  • Thumbnail for Tramadol
    effects of tramadol on 5-hydroxytryptamine type 2C receptors expressed in Xenopus oocytes". Anesthesia and Analgesia. 98 (5): 1401–6, table of contents....
    97 KB (9,205 words) - 11:25, 11 November 2024
  • (Xenopus leaves)" (PDF). South African Medical Journal. 9: 202. SHAPIRO, H. A.; ZWARENSTEIN, H. (19 May 1934). "A Rapid Test for Pregnancy on Xenopus lævis"...
    32 KB (3,560 words) - 08:40, 29 October 2024
  • Thumbnail for Xenopus boumbaensis
    Retrieved 9 November 2018. "Xenopus boumbaensis Loumont, 1983". African Amphibians. Retrieved 9 November 2018. "Xenopus boumbaensis". AmphibiaWeb. University...
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  • Thumbnail for Cell cycle checkpoint
    cyclin B just above the activation threshold. Sha et al. did experiments in Xenopus laevis egg extracts in 2003 to demonstrate this hysteretic nature. Using...
    34 KB (4,581 words) - 11:50, 4 April 2024
  • Thumbnail for John Gurdon
    degree he studied nuclear transplantation in a frog species of the genus Xenopus, supervised by Dr Michail Fischberg at Oxford University. After pursuing...
    23 KB (1,940 words) - 20:12, 29 April 2024
  • Xenopus fischbergi, the Fischberg's clawed frog, is a species of frog native to Central and Western Africa. It occurs in habitats such as savannas and...
    1 KB (90 words) - 06:35, 7 June 2023
  • Thumbnail for Xenopus calcaratus
    Xenopus calcaratus, the Biafran clawed frog, is a species of frog from the genus Xenopus. It inhabits wetlands, forests and savannas in Equatorial Guinea...
    908 bytes (75 words) - 09:57, 12 April 2023
  • Thumbnail for Frog
    easily be kept in the laboratory. Xenopus laevis is increasingly being displaced by its smaller relative, Xenopus tropicalis, which reaches its reproductive...
    174 KB (19,782 words) - 20:56, 1 November 2024
  • Thumbnail for Silencer (genetics)
    effects range from frogs (Xenopus laevis) to humans, with innumerous effects in phenotype and also in development. In Xenopus laevis, REST/NRSF malfunction...
    27 KB (3,340 words) - 20:01, 8 June 2024
  • Xenopus lenduensis, the Lendu Plateau clawed frog, is a species of frog in the family Pipidae endemic to the Orientale Province of the Democratic Republic...
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  • Xenopus kobeli, the Kobel's clawed frog, is a species of clawed frog endemic to Cameroon where it inhabits wetlands. Elevations at which it occurs lies...
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  • Thumbnail for 2C-B
    order of 5-HT2A receptor antagonist potency for this family of drugs in Xenopus is 2C-I > 2C-B > 2C-D > 2C-H. Research suggests that 2C-B increases dopamine...
    38 KB (4,198 words) - 06:35, 6 October 2024
  • Thumbnail for Xenopus parafraseri
    Xenopus parafraseri, the upland clawed frog, is an endemic species of frog in Gabon, Congo, and Cameroon in Central and West Africa. It's a Least Concern...
    1 KB (95 words) - 09:06, 29 April 2024
  • Thumbnail for Robert F. Kennedy Jr.
    complete feminization and chemical castration in male African clawed frogs (Xenopus laevis)". Proceedings of the National Academy of Sciences. 107 (10): 4612–4617...
    231 KB (22,204 words) - 14:34, 10 November 2024
  • Xenopus allofraseri, the false Fraser's frog, is a species of frog native to Central and Western Africa. It inhabits wetlands and forests in countries...
    1 KB (95 words) - 10:16, 8 April 2023
  • Thumbnail for Dorsal lip
    inwards during gastrulation. Transplantation of the dorsal lip from a Xenopus embryo into the ventral region of a different host embryo demonstrated...
    11 KB (1,264 words) - 19:58, 10 August 2024