(1) The subnucleus was observed in salmon of different life-stages: in fingerlings, during smolt transformation, after smolt transformation (in seawater), and after spawning.
(2) Fish fingerlings (Cyprinus carpio) were exposed to sublethal concentrations of linear alkyl benzene sulphonate (0.005 ppm) for 24, 48, and 96 h under static laboratory conditions.
(3) Sixteen isonitrogenous, isoenergetic diets were fed to fingerling channel catfish to study the efficacy of L-methionine, DL-methionine, methionine hydroxy analogue (OH-M), taurine and sodium sulfate.
(4) A single ip injection of morphine or DALA into fingerlings usually resulted in a rise in plasma cortisol after 0.5 hr followed by a fall below control values within 2 hr.
(5) The Fusarium autolysate has been studied for its effect on certain immunobiochemical, parasitological and fishery-biological characteristics of carp fingerlings in the experiment.
(6) Fry and fingerlings of trout showed the highest infection rate (24%).
(7) Accumulation, tissue distribution, and depuration of 2,3,7,8-tetrachlorodibenzo-p-dioxin (TCDD)-derived 3H were examined in fingerling yellow perch fed a diet containing 494 ppt of [3H]TCDD for 13 weeks followed by the same diet without TCDD for 13 weeks.
(8) During intensive culture of South-American catfish, Rhamdia sapo fingerlings an epizootic similar to fin rot was developed.
(9) Fingerlings of Labeo rohita, Catla catla, and Cirrhinus mrigala were exposed to selected doses of four commonly used pesticides carbofuran, DDT, dimethoate, and Meta-Systox for a period up to 30 days to determine relative toxicological effects, LC50 values for 96 hr, maximum acceptable tolerant concentration, and application factor.
(10) The fitness of the snatching frequency as an indicator of food intake in Nile tilapia fingerlings, Oreochromis niloticus (L), was studied.
(11) The first five viral haemorrhagic septicaemia virus (VHSV) isolates found in Spain were examined for in vitro growth characteristics, neutralisation by trout antiserum and immunisation challenge of trout fingerlings by water immersion.
(12) White mullet fingerlings (Mugil curema) occur together with freshwater species, of the Poeciliidae and Characidae, in a pond neighboring the beach at Pontal do Sul (Parana, Brasil).
(13) Our findings indicate that: i) the analysis of fingerlings increase the probability to detect viral infections allowing us an optimal control of importations, and ii) most of the viral infections of fish take place in the own fish farms.
(14) The fingerlings and adults therefore, are herbivorous and tast feeders.
(15) Fish fingerlings (Cirrhina mrigala) exposed to 0.005 ppm (25% of LC50) concentration to detergents (linear alkyl benzene sulfonate) showed marked behavioral changes and distorted appearance of primary and secondary lamellae along with damage to gill epithelium under scanning electron microscopy at various magnifications.
(16) Fingerling rainbow trout were fed a diet fortified with 10 ppm Chlorowax 500C, a chlorinated paraffin, for up to 82 days.
(17) Eighty walleye fingerlings were divided into four groups of 20 fish each.
(18) Pathomorphological changes in the skin was noticed under the scanning electron microscope in fish fingerlings (Cirrhina mrigala) exposed to 0.005 ppm (25% of the LC50) concentration to linear alkyl benzene sulfonate.
(19) Growth studies, utilizing a 24% crude protein diet containing an amino acid pattern similar to whole egg protein, indicate that the tryptophan requirement for fingerling channel catfish (Ictalurus punctatus) is about 0.12% of the diet (dry weight basis) or 0.5% of the dietary protein.
(20) Two fingerling fish and 50 embryonated eggs of (Fundulus heteroclitus) were flown aboard Skylab 3 in a plastic bag aquarium.
Tadpole
Definition:
(n.) The young aquatic larva of any amphibian. In this stage it breathes by means of external or internal gills, is at first destitute of legs, and has a finlike tail. Called also polliwig, polliwog, porwiggle, or purwiggy.
(n.) The hooded merganser.
Example Sentences:
(1) Plakoglobin is present in the fertilized egg, increases in abundance by neurula stage, then declines at the tailbud and tadpole stages.
(2) These antibodies were used to study the localization and synthesis of myosin heavy chain and tropomyosin in the limb buds of premetamorphic (stage VI-VII) tadpoles treated with triiodothyronine (T3) to induce metamorphosis.
(3) For the study of the hypothalamo-hypophysial system of Xenopus laevis tadpoles, hypothalamic lesions were made by means of the electrocoagulation technique.
(4) Because of the relatively high levels of endogenous TH in tadpoles during climax, the use of an in vivo saturation assay employing [125I]T3 was not feasible.
(5) Both cells are more numerous and stimulated in grouped Tadpoles than in isolated ones.
(6) Unlike the crossed retinotectal and retinothalamic projections, which begin to form during early embryonic stages, the ipsilateral projection does not begin to develop until late in tadpole life, at stages when thyroxine first becomes detectable in the circulation.
(7) 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.
(8) B is the predominant glucocorticoid in tadpole plasma before climax.
(9) 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.
(10) Schematic eyes, with homogeneous and non homogeneous lenses, were constructed for tadpoles, juvenile toads, and adult toads.
(11) The third major isoform, which was enriched in the mantle and branchial sac of adults and localized primarily in the tails of tadpoles, is a muscle actin.
(12) By histological criteria, these motoneurons appeared more differentiated than those in normal tadpoles.
(13) Some features are similar in adults and tadpoles, while others differ and explain the particularities observed previously at the protein level.
(14) The haemoglobin of such tadpoles has been extracted in buffer, converted to a cyanmet form, and run on polyacrylamide gels.
(15) The performance of tadpoles and juvenile frogs on a battery of behavioral tests was compared before and after tectotomy, removal of the telencephalon (decerebration), tectotomy in conjunction with decerebration, or before and after a sham operation.
(16) Here we report that, after incubation in oocytes, triploid erythrocyte nuclei from juvenile frogs of Rana pipiens directed the formation of feeding tadpoles that survived up to a month and had differentiated hind limb buds.
(17) However, Xenopus tadpoles lack nt innervation of the medial septum.
(18) Indirect immunofluorescent staining was used to detect and localize thyroxine (T4) in blood smears from individual Rana catesbeiana tadpoles in almost every stage of larval development.
(19) Tadpoles at stage 50 could regenerate toes and claws without defect, but in the later the regenerative capacity gradually declined by reducing the number of toes and claws and accompanied by malformation of skeleton as the stage proceeded.
(20) (1) Control tadpoles did not undergo metamorphic change at any of the temperatures tested.