(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.
Lif
Definition:
(n.) The fiber by which the petioles of the date palm are bound together, from which various kinds of cordage are made.
Example Sentences:
(1) Removal of T cells with anti-T-cell serum eliminated LIF activity, indicating that in humans it is probably the T cell that produces LIF.
(2) Leukemia inhibitory factor (LIF) and interleukin-6 (IL-6) are multifunctional cytokines with many similar activities.
(3) Similarities between the LIF spectra of atherosclerotic plaque and collagen and normal aorta and elastin were noted.
(4) LIF inhibits differentiation under several conditions which lead to endodermal and mesodermal cell lineages including skeletal and cardiac muscle.
(5) In both actively growing and growth-arrested rat osteoblasts, LIF stimulated [3H]thymidine incorporation in a dose-dependent manner.
(6) Binding of activation protein (AP)-1 and NF-IL-6, also known to transcriptionally activate the IL-6 promoter, was not inducible by LIF.
(7) The 4.0-kb LIF transcript from TE cell-derived total RNA corresponded in size to the LIF transcripts in PMA-activated T lymphocytes.
(8) A hypothesis is formulated that Concanavalin A-induced release of LIF may reflect the competence of suppressor T-lymphocytes in man.
(9) alpha-N-benzoyl-L-arginine ethylester (BAEE), a typical trypsin substrate, and bis-p-nitrophenyl phosphate (BNPP), a phosphodiester, were the only esters capable of retaining LIF activity in the presence of PMSF.
(10) The site of the most abundant LIF expression is the uterine endometrial glands, specifically on day 4 of pregnancy.
(11) The variation of the sensitivity of radiochromic film with photon energy is considerably less than that for silver halide film and similar to that for LiF TLDs, but in the opposite direction.
(12) Both T and B lymphocytes are known to produce leukocyte migration inhibitory factor (LIF) after appropriate activation.
(13) Preliminary characterization of these mediators by Sephadex G-100 gel filtration suggests that they are similar to antigen- and concanavalin A-induced MIF and LIF, eluting in the 25000 m.w.
(14) -- Cord blood lymphocytes show a normal capacity to elaborate the two lymphocytes LIF and LMF.
(15) Recombinant LIF improves the development of murine and ovine blastocysts in culture although there is some species specificity with respect to the type of LIF that is bioactive.
(16) Only one, the thrombin- and trypsin-specific benzoyl-phenylalanyl-valyl-agarine-p-nitroanilide, possessed high affinity for the LIF molecule and may therefore prove to be a potent substrate for this lymphokine.
(17) B cells might store presynthetized LIF in lysosomic granulae which will be degranulated very early after activation.
(18) The ovine and porcine LIF genes were cloned, sequenced and compared to the previously published murine and human LIF gene sequences.
(19) Leukemia inhibitory factor, LIF, is a glycoprotein with multiple activities in both the adult and the embryo.
(20) Biologically active LIF is present in synovial fluids from patients with osteoarthritis and at higher titers in samples from patients with rheumatoid arthritis.