(a.) Of or pertaining to the Amphibia; as, amphibian reptiles.
(n.) One of the Amphibia.
Example Sentences:
(1) Measurements of acetylcholine-induced single-channel conductance and null potentials at the amphibian motor end-plate in solutions containing Na, K, Li and Cs ions (Gage & Van Helden, 1979; J. Physiol.
(2) Representative specimens from two classes of Vertebrata Sub-Phyllum, Bufo paracnemis (amphibian) and Gallus domesticus (avian) were made anemic by phenylhydrazine treatment.
(3) The auditory function of the sacculus in amphibians is confirmed and special attention is paid to functional heterogeneity of the receptor epithelium in the saccular maculae.
(4) Both tympanic and nontympanic pathways of sound reception are utilized by anuran amphibians.
(5) Recent interest has focused on endogenous cardiac glycosides, some progesterone derivatives (pregnanes) and the amphibian bufodienolides.
(6) The neotenic urodelan amphibian species model represents actually the only model in which the coexistence of larval (or neonatal) and adult heavy chains is maintained throughout life in adults.
(7) In terms of their chemical structures as well as the potency and efficacy with which they alter acinar cell function, the amphibian peptides plus CCK-OP can be grouped into three pairs: caerulein with CCK-OP, bombesin with litorin, and physalaemin with eledoisin.
(8) The same membrane specialization was noted in a previous study of amphibian myoneural junctions, and it was proposed then that the granular elements represent ACh receptor molecules.
(9) In relation to the human class I enzyme, the amphibian protein has residue identities exactly halfway (68%) between those for the corresponding avian enzyme (74%) and the human class III enzyme (62%), suggesting an origin of the alcohol dehydrogenase classes very early in or close to the evolution of the vertebrate line.
(10) The four hosts (Mollusc -- Crustacean -- Odonat -- Amphibian) are obligatory in the life cycle for it is impossible to infect the Insects directly with the cecariae or the frog (tadpoles as well as adults) with the mesocercariae.
(11) Sections of Rat and Amphibian adrenocortical tissue fixed in a mixture of 1% formaldehyde and 0.25% glutaraldehyde, are incubated in a medium containing namely a 3 beta-hydroxysteroid (substrate), NAD, potassium ferricyanide (hydrogen acceptor) and copper sulfate.
(12) The results confirm observations that different amphibian species react in different ways to activating chemicals.
(13) The role of mitochondria has not yet been conclusively established, but is suggested by several lines of evidence, particularly in amphibian hearts.
(14) The subcellular responses of amphibian adrenocorticotropic (ACTH) and thyrotropic (TSH) pituitary cells to the in vivo administration of ovine corticotropin-releasing factor was investigated.
(15) Using material on the evolution of the fundus of the oral cavity in amphibians, four principles were established for the origin of heterochronia: efficiency of ontogenesis; adaptability of an earlier (than in ancestors) beginning for functioning of traits; loss of the adaptive significance of a trait at a previous stage, but a preservation of it at a subsequent stage; and, a prolongation of the adaptive significance of a trait at later stages.
(16) While it is believed that the effect of ethanol on human renal water homeostasis is indirect, amphibian membrane experiments have demonstrated direct effects albeit at high concentrations.
(17) In the tetraploid amphibian Odontophrynus americanus the selective precipitation of vitellogenin by Mg2+ from plasma treated with ethylene diaminetetraacetic acid (EDTA) or ethylene bis (oxyethylenenitrilo)-tetraacetic acid (EGTA) is a pH-dependent phenomenon.
(18) The early amphibian embryo provides an attractive model for the in vivo analysis of cell interactions with extracellular matrix components.
(19) In this manner, the first terminal structures of three non-mammalian alcohol dehydrogenases were determined, demonstrating the presence of N-terminal acetylation in these piscine, amphibian, and avian enzymes.
(20) There is clearly an MHC in amphibians and birds with many characteristics like the MHC of mammals (a single genetic region encoding polymorphic class I and class II molecules) and evidence for polymorphic class I and class II molecules in reptiles.
Caudata
Definition:
(n. pl.) See Urodela.
Example Sentences:
(1) Cross-laboratory assessment indicated good correlation between the estimation of haloperidol by a dopamine receptor preparation from bovine caudata and porcine striata (r = 0.830).
(2) were collected from 152 of 865 examined specimens of Marmota caudata Geoffr.
(3) Epinephrine is the major catecholamine in the Salientia while norepinephrine and epinephrine concentrations are roughly equivalent in suborders of Caudata.
(4) Sulpiride, clozapine and thioridazine also caused dose-dependent reductions in the hyperactivity induced by dopamine injections into the caudata--putamen, nucleus accumbens and tuberculum olfactorium, although the doses required to effect this inhibition were notably larger than for the typical neuroleptics.
(5) The whole brain concentrations of epinephrine, norepinephrine and dopamine in North American amphibians, orders Caudata and Salientia, are reported.
(6) Fifty-one nymphal and larval ticks tentatively associated with this taxon are from hamsters, field mice, voles, and marmots (Rodentia), Cricetulus migratorius, Apodemus flavicollis, alticola roylei, and Marmota caudata, and from pikas (Lagomorpha), Ochotona roylei, in Gilgit and Hazara districts of Pakistan and in Badakhashan Province of Afghanistan.
(7) The histochemical and ultrastructural characters of the lingual glands of Anurans are compared to those of Apoda and Caudata previously studied by the same techniques.
(8) In spring after hibernation the infestation of M. caudata is very low.
(9) It is PA that gives us the real basis to conclude the formation of the generator of pathologically enhanced excitation (GPEE) in the caudata nuclei.
(10) As their molecules indicate relationships to other "T. vorax" strains as distant as that between T. vorax and T. leucophrys, they are considered to be new species, T. caudata and T. silvana.
(11) Myelin of several Caudata (Urodela) species appears to be unique in the fact that it lacks hydroxycerebrosides and hydroxysulfatides although it contains their non-hydroxy counterparts.
(12) The morphologic features of Paranaplasma caudata were determined in whole blood, blood clots, and liver biopsy specimens after treating infected calves with oxytetracycline.
(13) The aim of this study was to investigate the effect of difenin on parkinsonian syndrome and the generator of pathologically enhanced excitation (GPEE) in the caudata nuclei (CN).
(14) The analysis of PA dynamics revealed that the formation of the GPEE in the caudata nuclei correlated with development of parkinsonian syndrome (PS).
(15) Caudoxirene (cis-3-(1,2-trans-epoxy-but-3-enyl)-4-vinyl-cyclopentene) is a new gamete releasing factor from Perithalia caudata (Sporochnales).
(16) Of special interest is the order Caudata, in which this stimulation takes a unique form: sounds applied to the oval window of one ear produce a path of vibratory motion that passes through the brain cavity to the oval window on the opposite side.
(17) It was found that the Pa was remarkable and more stable in the caudata nucleus than in other brain structures.
(18) : Neopronocephalus triangularis Mehra, 1932; Glossimetra orientalis Mehra, 1937; Orientodiscus lobatus Srivastava, 1938; Eumegacetes artemii Mehra, 1935; Ganeo tigrinus mehra et Negi, 1928; Encyclometra caudata Dollfus, 1928; Thapariella udaipurensis Gupta and Sharma, 1970; Paradistomoides indicum Narain et Das, 1929; Patagifer wesleyi Verma, 1936; Proalarioides tropidonotus Vidyarthi, 1937 and indicates their functional significance.
(19) C-values of Desmognathus are the smallest in the order Caudata.