(n.) A very large species of frog (Rana Catesbiana), found in North America; -- so named from its loud bellowing in spring.
Example Sentences:
(1) The present study was done in order to document the ability of the eighth cranial nerve of the bullfrog (Rana catesbeiana) to regenerate, the anatomic characteristics of the regenerated fibers, and the specificity of projections from individual endorgan branches of the nerve.
(2) Corneas of bullfrog (Rana catesbeiana) were mounted between lucite chambers.
(3) Bullfrog sympathetic ganglion cells were capable of producing action potentials (Ca spikes) in an isotonic (84 mM) CaCl2 solution.
(4) Sodium azide, a classical inhibitor of cytochrome oxidase, is an effective inhibitor of gastric acid secretion in bullfrog and skate gastric mucosae at low concentrations.
(5) Bullfrog LH was more potent than fFSH in increasing cAMP concentration, although they were not distinguished by specific binding sites.
(6) Neurons from bullfrog sympathetic ganglia were voltage clamped using a single microelectrode, in a sodium-free, calcium-rich solution containing tetraethylammonium.
(7) In order to determine cytological nature of the "small cells" found in the dorsal half of the bullfrog spinal cord at the electron microscopic level, the complete mapping of these elements was carried out, using both paraffin and thick sections.
(8) This assumption was supported by a study with short-circuit current of the isolated bullfrog bladder.
(9) The effects of exogenously added phospholipase A2 (PLA2) and its hydrolytic products in isolated bullfrog sciatic nerve were investigated.
(10) We examined the effects of morphine and morphine-related compounds on the rate of afferent discharges from the pulmonary receptors in bullfrog.
(11) The length of the bullfrog prolactin mRNA was estimated by Northern blot analysis to be about 1.0 kb.
(12) Isolated retinae of the bullfrog were found to "contract" when excited either by electric stimulation of the optic nerve or by light stimulation of the photoreceptors.
(13) In bullfrogs, AVT concentrations were greater in males, compared to females, in the amygdala pars lateralis, optic tectum, and tegmentum.
(14) The regenerative capacity of the eight cranial nerve of the bullfrog, Rana catesbeiana, was investigated.
(15) The optic nerve of the bullfrog (Rana catesbeiana) was transected and the regeneration process was investigated.
(16) In contrast to the salamander, smaller differences were observed for both the roof and the floor of the bullfrog's olfactory sac.
(17) The bullfrog and toadfish proteins exist as homooligomers.
(18) The stimulating effects of mono- and divalent cations and anions were studied in the olfactory epithelia of the bullfrog and the carp.
(19) The effect of adenosine compounds (ATP, ADP, AMP and adenosine) on membrane potential, current and contractile tension on the bullfrog atrium were studied under voltage clamped and unclamped conditions.
(20) Despite the clear distinctions in the thermodynamic features, the conformational changes of toad parvalbumin are essentially the same as those of the two isotypes of bullfrog parvalbumins on Ca2+ binding and Mg2(+)-Ca2+ exchange.
Rana
Definition:
(n.) A genus of anurous batrachians, including the common frogs.
Example Sentences:
(1) A spindle cell sarcoma appeared 20 months after implantation of a pellet of 3-methylcholanthrene in the denervated foreleg of an adult frog, Rana pipiens.
(2) The present study was done in order to document the ability of the eighth cranial nerve of the bullfrog (Rana catesbeiana) to regenerate, the anatomic characteristics of the regenerated fibers, and the specificity of projections from individual endorgan branches of the nerve.
(3) For Rana catesbeiana Vf was 1.43 microliter min-1 or 0.2 microliter min-1 mg choroid plexus-1 and for Rana pipiens Vf was 0.2 microliter min-1 or 0.1 microliter min-1 mg choroid plexus-1.
(4) Corneas of bullfrog (Rana catesbeiana) were mounted between lucite chambers.
(5) The histochemical activities of succinic dehydrogenase (SDH) and Ca++-activated ATPase (pHs 7.4 and 9.4) were studied in the larval tail musculature of Rana japonica, Rana catesbeiana and Rana ornativentris.
(6) [(3)H]RNA isolated from "virus-free," summer phase, renal adenocarcinomas of Rana pipiens labeled with [(3)H]uridine hybridizes with DNA of herpesvirus particles isolated from the winter phase Lucké tumor.
(7) We investigated the localization of alkaline phosphatase (AP) in the peripheral and central nervous systems of the frog (Rana pipiens) and rat.
(8) The relationship between semitendinosus muscle force and knee joint kinematics during isometric torque production was examined in the frog (Rana pipiens) hindlimb.
(9) Using the Perkin Elmer flame photometer sodium and potassium concentrations have been measured in muscle fibers from the m. ileofibularis of Rana temporaria.
(10) The effect of Li upon the intracellular potential of frog skin (Rana esculenta) was investigated.
(11) These data suggest that these enzymes in the two fractions from the respective oocytes in Rana are very similar or identical to the proteasomes of Xenopus.
(12) The 1,127 killed at Rana Plaza in the Dhaka suburb of Savar are among at least 1,800 Bangladesh garment-industry workers killed in fires or building collapses since 2005.
(13) The general scheme of mapping spatial distribution of cytoplasm texture parameters, realized using computed microscope LEITZ-T.A.S., allowed the imaging of geometrical relationship between yolk granules in the Rana Temporaria fertilized egg.
(14) Monophasic hyperthermia of shorter latency was caused by injections of blood plasma from frog preinjected with M. ranae.
(15) Using a thin film, dynamic recording technique, the pH sensitivity of the oxygen equilibrium (Bohr effect) of whole blood in the frog Rana temporaria, and its dependence on CO2 and fixed acids and on plasma and erythrocyte pH values were measured.
(16) Sodium pump, measured as K+-dependent, ouabain sensitive pNPPase, but not the non-specific, ouabain insensitive pNPPase, was stimulated by thyroxin in epidermis of tadpoles of Rana perezi.
(17) Since GnRH* and GnRHA bind to the same receptor these data strongly indicate that the effects of putative GnRH-like materials in the frog, Rana esculenta, are mediated throughout stereospecific recognition sites in both pituitary and testis.
(18) Proteolipid complex of Folch-Lees has been obtained and purified from the myelin and synaptosomes of the brain of the frog Rana temporaria and hen Gallus domesticus.
(19) A. Pyriformis and extensor longus digiti IV muscles of Rana temporaria were denervated by cutting the sciatic or peroneal nerve at various distances from the muscles.
(20) Kidneys were studied from 1,111 leopard frogs (Rana pipiens) after exposures to a 12-hour light-12-hour dark environment.