What's the difference between byssus and fibre?

Byssus


Definition:

  • (n.) A cloth of exceedingly fine texture, used by the ancients. It is disputed whether it was of cotton, linen, or silk.
  • (n.) A tuft of long, tough filaments which are formed in a groove of the foot, and issue from between the valves of certain bivalve mollusks, as the Pinna and Mytilus, by which they attach themselves to rocks, etc.
  • (n.) An obsolete name for certain fungi composed of slender threads.
  • (n.) Asbestus.

Example Sentences:

  • (1) Tension and intracellular free calcium concentration [( Ca2+]i) were measured simultaneously in single smooth muscle cells isolated from the anterior byssus retractor muscle (ABRM) of Mytilus edulis that were loaded with the fluorescent Ca2+ indicator fura-2.
  • (2) The polyphenolic protein is the "glue" in the adhesive plaques of the byssus.
  • (3) By quantitative sodium dodecyl sulfate-polyacrylamide gel electrophoresis, paramyosin:myosin heavy chain molecular ratios were calculated for three molluscan muscles:Aequipecten striated adductor, Mercenaria opaque adductor, and Mytilus anterior byssus retractor; and four arthropodan muscles:Limulus telson, Homarus slow claw.
  • (4) Effects of 5-hydroxytryptamine (5-HT) and forskolin on intracellular free calcium concentration [( Ca2+]i) were studied in suspensions of fura-2 loaded smooth-muscle cells from the anterior byssus retractor 'catch' muscle of Mytilus edulis.
  • (5) The relaxing effect of SKF 38393 on the catch contraction in the anterior byssus retractor muscle (ABRM) of Mytilus and the effect of SKF 38393 on the cyclic AMP (cAMP) levels in the ABRM were investigated.
  • (6) Which participate in the attachment of the byssus disc.
  • (7) Calcium in the artificial seawater bathing whole Mytilus anterior byssus retractor muscles (ABRM) was measured by a specific Ca electrode under various conditions of activation, catch, and catch relaxation.
  • (8) A method for isolating native thick filaments from the anterior byssus retractor muscle (ABRM) of Mytilus edulis is described.
  • (9) To study the mechanical properties of various crossbridge states in the anterior byssus retractor muscle (ABRM) of Mytilus, the tension response of the glycerinated ABRM to a step increase of the length was examined in rigor solutions with saturating Ca2+ (Rca) and without added Ca2+ (R), rigor ones with ADP (AD) and with both ADP and saturating Ca2+ (ADca), and a low ATP, activating one.
  • (10) Serotonin and dopamine show similar dose-response relationships when they relax tonically contracted intact muscle fibres of the anterior byssus retractor muscle of Mytilus edulis.
  • (11) Using immuno-electrophoretic methods, the polyphenolic protein and the cystine-rich protein were shown to form high molecular weight aggregates with aging of the byssus.
  • (12) FMRF-amide (10(-7)-10(-5) M) contracted molluscan anterior byssus retractor muscle in a concentration-dependent fashion.
  • (13) The thin filaments of the anterior byssus retractor muscle of the edible mussel Mytilus and the transluscent and opaque adductors of the oyster Crassostrea have been isolated and their properties investigated.
  • (14) The anterior byssus retractor muscle (ABRM) of Mytilus edulis is innervated by at least two kinds of nerves, excitatory and relaxing nerves.
  • (15) An FMRFamide-related decapeptide isolated from the anterior byssus retractor muscle (ABRM) of the bivalve mollusc, Mytilus edulis, was shown to have D-Leu as the second amino acid residue.
  • (16) Barnacle cement (which can adhere to Teflon) and mussel and clam byssus, all of which are 99% protein, set in the presence of water and resist enzymatic as well as chemical degradation at ambient temperature.
  • (17) Thiourea is known to suppress the contractile response of Mytilus anterior byssus retractor muscle and toad sartorious muscle following electrical or chemical stimulation without abolishing of the electrical responses.
  • (18) Intracellular free calcium concentration [( Ca2+]1) was measured in suspensions of fura-2 loaded smooth-muscle cells isolated from the anterior byssus retractor muscle of Mytilus edulis.
  • (19) In the anterior byssus retractor muscle (ABRM) of Mytilus, low concentrations of FMRFamide (10(-8)-10(-7) M) relax ACh-induced catch-tension, whereas high concentrations (greater than 10(-7) M) cause contraction.
  • (20) The present study examined the effects of three heavy metals on the acetylcholine (ACh) contracture and Ca++ kinetics of the anterior byssus retractor muscle of Mytilus edulis.

Fibre


Definition:

  • (n.) One of the delicate, threadlike portions of which the tissues of plants and animals are in part constituted; as, the fiber of flax or of muscle.
  • (n.) Any fine, slender thread, or threadlike substance; as, a fiber of spun glass; especially, one of the slender rootlets of a plant.
  • (n.) Sinew; strength; toughness; as, a man of real fiber.
  • (n.) A general name for the raw material, such as cotton, flax, hemp, etc., used in textile manufactures.

Example Sentences:

  • (1) During the performance of propulsive waves of the oesophagus the implanted vagus nerve caused clonic to tetanic contractions of the sternohyoid muscle, thus proving the oesophagomotor genesis of the reinnervating nerve fibres.
  • (2) The dependence of fluorescence polarization of stained nerve fibres on the angle between the fibre axis and electrical vector of exciting light (azimuth characteristics) has been considered.
  • (3) The variation of the activity of the peptidase with pH in the presence of various inhibitors was investigated in both control and insulted muscle fibres.
  • (4) Peptides from this region bind to actin, act as mixed inhibitors of the actin-stimulated S1 Mg2(+)-ATPase, and influence the contractile force developed in skinned fibres, whereas peptides flanking this sequence are without effect in our test systems.
  • (5) The myofibrils composed 60%, 70% and 83% in the same fibres.
  • (6) Immunogold electron microscopy demonstrated that outer dense fibres were the predominant immunoreactive site.
  • (7) Subthreshold concentrations of the drug to induce complete blockade (5 x 10(-8)M) allowed to observe a greater depression of bioelectric cell characteristics in primary than in transitional fibres.
  • (8) Somatostatin-like immunoreactivity has been found to occur in nerve terminals and fibres of the normal human skin using immunohistochemistry.
  • (9) The effect of dietary fibre digestion in the human gut on its ability to alter bowel habit and impair mineral absorption has been investigated using the technique of metablic balance.
  • (10) Acetylcholine (ACh) induces a K+ current in rabbit cardiac Purkinje fibres.
  • (11) At the light-microscopic level, adrenergic fibres were identified due to their formaldehyde-induced fluorescence.
  • (12) From these results, it can be suspected that the motor fibres are more vulnerable during aging.
  • (13) Most often, constrictor fibres follow the course of the pterygo-palatine nerve, when dilator fibres follow the infraorbital nerve.
  • (14) Striated muscle fibres were found in each of twenty consecutive pineal glands cultured from individual neonatal rats.2.
  • (15) Whereas the tight junctions of endoneurial capillaries are known to prevent certain blood-borne substances from entering the endoneurium, it was not clear whether the permeability of the pulpal capillaries, which are distant from the nerve fibres, could affect the nerve fibre environment.
  • (16) The percentage of energy from fat and added sugars and the amount of sodium and fibre in the diet tended to increase with energy intake.
  • (17) Actin is present in chromosomal spindle fibres, with consistent polarity.
  • (18) Ranges of V0 in the three fast fibre types mostly overlapped.
  • (19) Accumulations of filaments in the axons and in the perineural cells were accompanied by Rosenthal fibres.
  • (20) A new method of staining the keratin filament matrix allowing a visualization of the filaments in cross section of hair fibres has been developed.

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