(n.) Any one of several species of small aquatic salamanders. The common British species are the crested newt (Triton cristatus) and the smooth newt (Lophinus punctatus). In America, Diemictylus viridescens is one of the most abundant species.
Example Sentences:
(1) The telencephalic proliferative response has been studied in adult newts after lesion on the central nervous system.
(2) Cells falling off from ectoderm were observed in normally developing gastrulae of the newt, Cynops pyrrhogaster, in light microscopic examination.
(3) In newts collected in April, moreover, a PGF2 alpha-dependent 17 beta-estradiol synthesis could occur, since PGF2 alpha injection induced a significant 17 beta-estradiol plasma increase.
(4) A search for specific proteins involved in newt limb regeneration, using monoclonal antibodies against forelimb blastemas, led to the detection of an antigen in the regenerate epithelium.
(5) Fantastic Beasts, which is set 70 years prior to the arrival of Potter and his pals at the magical Hogwarts School of Witchcraft and Wizardry, will feature the swashbuckling adventurer Newt Scamander.
(6) The process of lens regeneration in newts involves the dedifferentiation of pigmented iris epithelial cells and their subsequent conversion into lens fibers.
(7) Furthermore, carnosine is absent from the primary olfactory pathway in newts.
(8) A similar self-cleavage reaction has also been reported to occur in an RNA transcript containing a dimeric copy of a tandemly repeated, 330-base-pair sequence of the newt genome.
(9) Further experiments on this mixture with Italian Great Newts and on the carbon tetrafluoride mixtures CF4-Ar and CF4-SF6 with mice suggested that the anomalous potencies may arise from specific pulmonary effects associated with the breathing of SF6 accompanied by a high pressure of some other gas.
(10) This work, based on Golgi impregnations, transmission electron microscopy and immunocytochemistry, demonstrates that the intermediate filaments found in the radial gliocytes of the adult newt spinal cord are both vimentin and glial fibrillary acidic protein (GFAP) structures.
(11) Facebook Twitter Pinterest ‘I’m president, they’re not’: Donald Trump at rally in Washington Trump is “much more resilient” than his opponents allow, said Newt Gingrich, the former House speaker, before pivoting to a plug for his new book, Understanding Trump .
(12) Light microscopical histochemistry and transmission electron microscopy have been used to identify large amounts of glycogen stored in the cytoplasm of specialized astroglial cells in the spinal cord of ribbed newts.
(13) Male eastern red-spotted newts (Notophthalmus viridescens) under controlled laboratory conditions exhibit unimodal magnetic compass orientation either in a trained compass direction or in the direction of their home pond.
(14) The use of these two immunologic probes has provided supportive evidence on the heterogeneity of the lymphoid population of the newt, Triturus viridescens.
(15) The interaction of migrating newt epidermal cells with the extracellular matrix protein, fibronectin, was studied.
(16) When inseminated with sperm of the newt, Cynops pyrrhogaster, mature Bufo oocytes exhibited polyspermy accompanied by a gradual hyperpolarization and a slowly developing positive plateau, without the fast spike that occurs in self-species fertilization.
(17) When viewed by light microscopy the mitotic spindle in newt pneumocytes assembles in an optically clear area of cytoplasm, virtually devoid of mitochondria and other organelles, which can be much larger than the forming spindle.
(18) The relation between p-aminohippurate uptake and the electrochemical potential gradient of Na+ (delta muNa+) across the peritubular membrane was examined in newt (Triturus pyrrhogaster) kidney.
(19) Not all cells of the adult newt blastema are randomly distributed and actively progressing through the cell cycle.
(20) Many HBox genes sustain their expression in the appendages of the adult newt.
Turtle
Definition:
(n.) The turtledove.
(n.) Any one of the numerous species of Testudinata, especially a sea turtle, or chelonian.
(n.) The curved plate in which the form is held in a type-revolving cylinder press.
Example Sentences:
(1) To test the hypothesis that reduced ATP production during anoxia was compensated partly by conserving energy through reduced ion leakage, the rate of K+ leakage was measured in normoxic and anoxic turtle brains in which Na(+)-K(+)-adenosinetriphosphatase was inhibited with ouabain.
(2) Similarity and difference of the nuclei investigated in the turtles with the thalamic anterior nuclei in lizards, with the anterior and intralaminar nuclei in Mammalia are discussed.
(3) Within two weeks of the inoculation, 42% of the turtles tested were positive for HBsAg, and their reciprocal titers as measured by reverse passive hemagglutination (RPHA) and enzyme linked immunoabsorbance assay (ELISA) ranged from 16 to 96.
(4) We have used these anatomical studies on Pseudemys and Mauremys retina to form a catalogue of neural types for the turtle retina in general.
(5) Na+-K+-ATPase activities are 2- to 2.5-fold higher in rat than in turtle brains.
(6) The male is intermediate between the female and the ancestral condition observed in other turtle species.
(7) Sequence identities of sea turtle GH to other species of GH are 89% with chicken GH, 79% with rat GH, 68% with blue shark GH, 58% with eel GH, 59% with human GH, and 40% with a teleostean GH such as chum salmon.
(8) Animals were permitted 3-8 days to come to a new steady-state body temperature (Tb) which ranged 5-32 degrees C. Least squares regression equation for pHi data are: frog blood, 8.184-0.0206 Tb; frog striated muscle, 7.275-0.0152 Tb; turtle blood, 8.092-0.0207Tb; turtle muscle, 7.421-0.0186 Tb; turtle heart, 7.452-0.0122 Tb; turtle liver, 7.753-0.0233 Tb; turtle esophageal smooth muscle, 7.513-0.0141 Tb.
(9) We replicated DNA fingerprints of snapping turtles (Chelydra serpentina) and hypervariable restriction fragments of red-winged blackbirds (Agelaius phoeniceus) to estimate the between-blot and between-lane components of variance in molecular weights of restriction fragments.
(10) With the onset of anoxia, the well-documented rapid increases in GABA found in mammalian brains were not observed in the turtle brain.
(11) Colonic tissue from the turtle (Pseudemys scripta) was exposed in a Ussing chamber to simultaneously applied static and time-varying magnetic fields.
(12) Responses to monochromatic flashes were recorded intracellularly from double cones in the retina of the turtle, Pseudemys scripta elegans.
(13) Applications to turtle (Pseudemys scripta) striated muscle are also explored.
(14) A preparation of turtle (Chrysemys picta and Pseudemys scripta) brain in which the integrity of the intracortical and geniculocortical pathways in visual cortex are maintained in vitro has been used to differentiate the excitatory amino acid (EAA) receptor subtypes involved in geniculocortical and intracortical synapses.
(15) Transducer currents were recorded in turtle cochlear hair cells during mechanical stimulation of the hair bundle.
(16) In this investigation the effects of aldosterone on H+ transport are examined in vitro in turtle bladder, a urinary membrane in which several of the factors controlling H+ transport have been defined.
(17) Particularly notable is the evidence of hemoglobin D: this hemoglobin (alpha D2 beta II2) is found only in birds, and in two cases in turtles.
(18) We conclude that there is homeostasis of K, Ca, and Mg in the extracellular fluids of normoxic turtle brain, as in other vertebrates, but that this homeostasis fails during long-term anoxia.
(19) In contrast, adult turtles had very low Cytox activity throughout the central nervous system.
(20) The general conclusions drawn from these studies is that renin secretion in this primitive vertebrate is similar to that in mammals with respect to renal tubular and electrolyte mechanisms, but unlike all mammals tested these turtles do not possess an intrarenal baroreceptor component in renin control.