(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.
Subclass
Definition:
(n.) One of the natural groups, more important than an order, into which some classes are divided; as, the angiospermous subclass of exogens.
Example Sentences:
(1) Over the past decade, the quinolone antimicrobial class has enjoyed a renaissance with the emergence of the fluoroquinolone subclass.
(2) Depending on the differential sensitivity of nuclear T-ag to extraction by salt and detergent, nuclear T-ag could be separated into nucleoplasmic T-ag, salt-sensitive T-ag and matrix-bound T-ag subclasses.
(3) When sera specific for the subclasses of IgG were used to detect the anti-promastigote antibodies, these were found in IgG1- and IgG3-specific ELISA but not in those for IgG2 or IgG4.
(4) To investigate whether counting cells containing immunoglobulin (Ig) subclass in colonic biopsy specimens of patients with chronic inflammatory bowel disease, in addition to conventional histological evaluation, can improve the differentiation of patients with Crohn's disease from those with ulcerative colitis.
(5) The greatest increase in spontaneous IgG secretion is seen with ulcerative colitis intestinal MNC, due to the secretion of large amounts of IgG subclass 1.
(6) A significant correlation with blocking activity was seen only for antibodies of the IgG4 subclass, and, indeed, the correlation was especially strong in the group of totally asymptomatic patients (but with microfilariae circulating in the blood) in whom blocking antibody levels were highest.
(7) In contrast, complexes of both subclasses inhibited phagocytosis by human monocytes, regardless of the subclass of the inducing antibodies.
(8) IgG-antibodies and every one of four IgG-subclasses were determined by ELISA in 144 sera.
(9) It is concluded that LLC may be subdivided into functional subclasses because less than 10% of bovine luteal cells release OXT.
(10) Jacalin-H combined with immunoglobulins of every class or subclass except monomer IgG.
(11) The 125I-MA has a high binding affinity for surface-displayed IgG (2.22 X 10(9) M-1), reacts equally well with all four subclasses of IgG and not at all with IgM or IgA.
(12) Mouse amniotic fluid was shown to contain a noncytotoxic inhibitor of primary gammaM and secondary gammaM, gammaG subclass splenic plaque forming cells in vitro to SRBC.
(13) A method is described which will determine the distribution of individual apolipoproteins within the HDL subclasses.
(14) IgG subclass typing with monospecific antisera revealed significantly higher antisheath activity in IgG2 in comparison with other IgG subclasses.
(15) When the pattern of IgG subclass anti-IgE activity was studied, further differences between the three groups became apparent.
(16) The rates of catabolism of human gammaG-immunoglobulins of subclasses gammaG(1), gammaG(2), gammaG(3), and gammaG(4) were studied by determining the rates of elimination from the circulation of pairs of (131)I-and (125)I-labeled gammaG-myeloma proteins in 57 patients suffering from cancer other than multiple myeloma.
(17) Five patients who were assigned to the NIDDM subclass had no antibodies.
(18) The MOV-REM neurons were further divided into two subclasses of cells--phasically and tonically discharging neurons.
(19) Opsonization of Staphylococcus aureus (Oxford strain) and specific IgG subclass antibodies against formalised staphylococci were measured in plasmas from 27 patients with significant S. aureus infections and 35 healthy adults and 15 children.
(20) All the other subclasses were able to induce lysis of B10.D2 cells in the presence of rabbit complement.