Example sentences for: amphibian

How can you use “amphibian” in a sentence? Here are some example sentences to help you improve your vocabulary:

  • Both peptides, along with the dermorphin and the deltorphin II also isolated from amphibian skin, possess an unique feature among peptides synthesized by animal cells in having a D-amino acid residue, providing a very strong resistance to enzymatic degradation to these ligands.

  • In amphibian oocytes, β subunits increase the coupling between charge movements and channel opening [ 34, 35].

  • In the amphibian, the greatest yield and most advanced tadpoles came from differentiated somatic cell nuclei injected into M I oocytes [ 23, 24] compared to M II oocytes [ 23, 25, 26], although adults could not be generated from these reconstructed embryos.

  • Chloride channels or chloride ions are known to influence cAMP-stimulated steroidogenesis by adrenal cells [ 29 ] , human chorionic gonadotropin (hCG)-stimulated steroidogenesis by amphibian follicle-enclosed oocytes [ 56 ] , as well as LH-stimulated steroidogenesis in rat Leydig cells [ 29 ] , MA-10 cells [ 59 ] , and chicken GC [ 35 ] . In mammalian cells, removal of extracellular chloride stimulates basal and protein kinase A (PKA)-dependent steroid hormone production by increasing the expression of StAR and potentiating the effects of submaximal concentrations of cAMP [ 29 59 ] . The proposed mechanism of action involves chloride efflux, depolarization of the mitochondrial and plasma membranes, and alterations to protein synthesis and cholesterol transport [ 29 59 ] .

  • Worldwide amphibian diversity is threatened, but cane toads are a pest in Australia.

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