(n.) Any cirriped crustacean adhering to rocks, floating timber, ships, etc., esp. (a) the sessile species (genus Balanus and allies), and (b) the stalked or goose barnacles (genus Lepas and allies). See Cirripedia, and Goose barnacle.
(n.) A bernicle goose.
(n.) An instrument for pinching a horse's nose, and thus restraining him.
(sing.) Spectacles; -- so called from their resemblance to the barnacles used by farriers.
Example Sentences:
(1) After scarfing platefuls of seafood on the terrace, we wandered down to the harbour where two fishermen, kitted out in wetsuits, were setting out by boat across the clear turquoise water to collect goose barnacles.
(2) Taken together, these results support the view that barnacle muscle fibers possess protein kinase C. They also raise the possibility that protein kinase C plays a role in modulating the ouabain-insensitive component of the Na efflux.
(3) We were able to record large signals without averaging from barnacle and leech neurons.
(4) The resting membrane potential data existing in the literature for the giant axon of the squid, frog muscle and barnacle muscle have been analyzed from the standpoint of the theory of membrane potential due to Kobatake and co-workers.
(5) Relations between the membrane potential and the tension associated with changes in membrane potential were analyzed in barnacle giant muscle fibers by using voltage clamp techniques.
(6) Generation of a transient, amplified response to the dimming of light in the visual system of the barnacle involves two synaptic stages.
(7) This idea and alternatives have been tested on the barnacle lateral ocellus, a simple eye with only three photoreceptors, each with its own axon about 1 cm long.2.
(8) District chief Patthikongpan said that the barnacles on the wreckage caused fishermen to believe it could have not been under the sea for more than a year, further casting doubt.
(9) The other is that L-type Ca2+ channels are present in barnacle fibers, and an increase in internal free Ca2+ in these fibers is known to stimulate the Na+ efflux, particularly in ouabain-poisoned fibers.
(10) The existence of a photostable blue pigment is demonstrated in B. eburneus and in some of B. amphitrite receptors, and the possible influence of this photostable pigment on the various action spectra measured in the barnacle is discussed.
(11) Single muscle fibres from the barnacle Balanus nubilus have been studied to provide information about the mode of action of aldosterone on Na transport in a symmetric cell.
(12) A study has been made of the behavior of the Na efflux in single muscle fibers from the barnacle, Balanus nubilus, toward the microinjection of AlCl3.
(13) Membrane potential changes following illumination of a photoreceptor cell in the lateral ocellus of a barnacle (Balanus eburneus) were studied by means of intracellular recording and polarization techniques.
(14) Réunion islander on the moment he found plane debris hoped to be MH370 Read more Abdul Aziz Kaprawi, the deputy transport minister, said the 2-metre barnacle-covered chunk of aircraft could be “the convincing evidence that MH370 went down in the Indian Ocean”.
(15) In the glow of the thing's own flame they saw edificial flanks, the concrete and rust of them, the iron of the pylon barnacled, shaggy with benthic growth now lank gelatinous bunting.
(16) Single barnacle muscle fibres from Balanus nubilus were internally perfused with an isotonic solution containing 180 mM-tetraethylammonium acetate and the effects of Ca concentration in the external solution on the voltage-clamp currents, especially the initial inward current, were examined.2.
(17) We tested the hypothesis that gamma-aminobutyric acid (GABA) is the transmitter released by barnacle photoreceptors onto postsynaptic cells (I-cells).
(18) For Aplysia giant neurons and muscle fibers of the giant barnacle, the extrapolated cytoplasmic specific resistivities are 40 and 74 omega-cm, respectively, at infinite frequency.
(19) Myoplasmic impedance was measured on a barnacle (Balanus nubilus) single muscle fiber that was placed in a cylindrical cavity to limit the volume and prevent the hydration of the myoplasm.
(20) It is concluded that dissipation of a possible pH gradient across the SR membrane by protonophores does not release Ca2+ from the SR of barnacle muscle.
Crustacean
Definition:
(a.) Of or pertaining to the Crustacea; crustaceous.
(n.) An animal belonging to the class Crustacea.
Example Sentences:
(1) It is assumed that taurine increases the Ca2+ sensitivity of the force-generating myofilaments in mammalian hearts and crustacean slow skeletal muscle fibres.
(2) The implications of these findings for the development and physiological performance of the crustacean motor unit are discussed.
(3) 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.
(4) Using a spectrophotometric method, the kinetics of the crustacean muscle enzyme was compared to the acetylcholinesterase (AChE) on mammalian red blood cells and in the lobster ventral nerve cord.
(5) In crustacean nerve 12-14% of the phospholipids was in the form of alkyl ether phospholipids, which in the lobster were approximately half choline-containing and half ethanolamine-containing.
(6) Clearance of foreign materials from the hemocoel of decapod crustaceans involves several distinct kinds of cells.
(7) Electron microscopy has revealed that chitin from a representative selection of insect orders (plus one crustacean and one arachnid) is localized in crystallites about 2.8 nm across.
(8) The crustacean Na+-H+ antiporter therefore bears similarities to the vertebrate antiporter but is uniquely electrogenic.
(9) The highest levels were found in hepatopancreas from crustaceans.
(10) From the vantage point of my 10-centimetre porthole, I glimpsed life forms with outlines like blown glass occasionally drifting past our lights, while small crustaceans hovered around like flies, keeping pace with our descent.
(11) The significance of the terminal residues of the red pigment-concentrating hormone (RPCH: Glu-Leu-Asn-Phe-Ser-Pro-Gly-Trp-NH2) for its blanching effect on crustacean chromatophores has been investigated.
(12) You’d be hard pushed to find half a dozen fresh oysters at this great price.” Frozen food giant Iceland sparked lobster wars last month with what it claimed was the cheapest cooked crustacean in Britain.
(13) Foods causing most prominent symptoms among patients in group A included legumes, tree nuts, crustaceans, and fish.
(14) In the walking legs of decapod crustaceans, intersegmental reflex actions originate from various joint proprioceptors.
(15) Ovaries from the spider crab, Libinia emarginata L. were studied to learn more of vitellogenesis in crustaceans.
(16) However, some responses were inhibitory, the first such demonstration in aquatic crustaceans.
(17) These include insects, chelicerates, most crustaceans, annelids, priapulids, nematodes, and some sipunculids.
(18) The pentapeptide proctolin modulates the activity of the rhythmic pattern generators in the crustacean stomatogastric nervous system.
(19) Tilapia is an aquaponics staple, but crustaceans are also up for discussion.
(20) Ross said researchers have identified four new species of fish, a new type of starfish and several new species of crustaceans living in the deepwater reefs.