(n.) A thread or threadlike object or appendage; a fiber; esp. (Bot.), the threadlike part of the stamen supporting the anther.
Example Sentences:
(1) Conditions consistent with a buildup of reduced flavoprotein, however, favored filament formation.
(2) Suspensions of isolated insect flight muscle thick filaments were embedded in layers of vitreous ice and visualized in the electron microscope under liquid nitrogen conditions.
(3) Ordering of these filaments into a parallel array is the basis of birefringence in the A region, and loss of birefringence is therefore a measure of decreased order.
(4) Structural studies indicate that caveolae are decorated on their cytoplasmic surface by a unique array of filaments or strands that form striated coatings.
(5) Accumulations of filaments in the axons and in the perineural cells were accompanied by Rosenthal fibres.
(6) Electron microscopic examination of all leptomeningeal and meningioma cultures revealed desmosomes and dense tonofilament formation; in addition, granular, filamentous basement membrane-like material was abundant in the extracellular spaces of all cultures.
(7) A new method of staining the keratin filament matrix allowing a visualization of the filaments in cross section of hair fibres has been developed.
(8) These force-generators are identified with projections (cross-bridges) on the thick filament, each consisting of part of a myosin molecule.
(9) In smooth muscles there is no organized sarcomere structure wherein the relative movement of myosin filaments and actin filaments has been documented during contraction.
(10) The results indicate that synthesis of lamellar bodies depends on an intact microtubular system, whereas secretion requires actin filaments in a functional state.
(11) The latter reaction is linked to a conformation change of the actin subunit that causes a destabilization of the actin-actin interactions in the filament, i.e., a structural change of the filament.
(12) In the capsule of the fibrocartilage cells, parallel orientated filaments exhibit a periodical arrangement.
(13) The images of 56 tubular myosin filaments of the fleshfly and 62 filaments of the housefly were digitized and computer processed by rotational averaging.
(14) It does not appear to react with the anti-IFA antibody, suggesting that it is not a member of the intermediate filament class of proteins.
(15) This suggests that cytokeratin 14 acts as an indiscriminate type I cytokeratin in filament formation in the established cell lines.
(16) Gene II protein is required for all phases of filamentous phage DNA synthesis other than the conversion of the infecting single strand to the parental double-stranded molecule.
(17) This supports the view that the pH is of no major importance for filamentation in vivo.
(18) Ultrastructural examination of a tumor with a typical cribriform pattern showed spaces of two types; the more frequent type was bounded by cells with straight plasma membranes and contained filamentous and basement-membrane-like material, and the less frequent type was surrounded by cells with numerous microvilli and contained nonfilamentous homogeneous material.
(19) The bright lines in the difference image represent the paths along which the filaments have moved and are measured using a crosshair cursor controlled by the mouse.
(20) Astrocytes showed a transitional swelling, later followed by an accumulation of glycogen and filaments.
Filiform
Definition:
(a.) Having the shape of a thread or filament; as, the filiform papillae of the tongue; a filiform style or peduncle. See Illust. of AntennAe.
Example Sentences:
(1) Dome-shaped, fungiform papillae were scattered among these filiform papillae.
(2) Four of these areas were associated with central papillary atrophy; the remaining five were covered by non-atrophic mucosa with filiform and fungiform papillae.
(3) With SEM the surface of the normal tongue mucosa was shown to be rather evenly covered by filiform papillae, with some fungiform papillae scattered among them.
(4) The filiform papillae were also examined by light and transmission electron microscopy.
(5) That of the small conical filiform papillae is to take food efficiently into the oral cavity.
(6) Fungiform papillae which had a round depression on the top were distributed sporadically among the filiform papillae, and contained columnar CTC with several plane striations running longitudinally along the lateral surface.
(7) The vascular anatomy of the filiform and fungiform papillae of the feline tongue was studied by i.a.
(8) Brain astrocytes have filiform profiles and most appear to be deployed as radial glia.
(9) However, in the cases of the 6-W and 9-W wounds the regenerated papillae filiformes were morphologically different from the original ones.
(10) Fungiform papillae are scattered among these filiform papillae, and are numerous at the anterior margin of the tongue.
(11) Neuritic growth cones of the filiforme, or lamellipodiale type were demonstrated as well as button-like dendritic growth cones.
(12) A circular zone devoid of identifiable connective tissue is present at the center of the filiform excrescences.
(13) The stenoses were mostly of filiform type, the diameter being 1-3 mm (79%) less frequently 4-7 mm (21%).
(14) The instantaneous spike frequency of PAD unit discharges matches the evoked depolarization very closely, and during such depolarizations spike amplitudes in the filiform afferent terminals are reduced by up to 55%.
(15) The group of patients under 60 years also presented with significantly lower flow velocity values of the homolateral A. cerebri media, but only in the cases with filiform stenoses or occlusions.
(16) Histologically, the polyps were filiform, with a central core, containing vessels and smooth muscle fibers.
(17) Three out of seven filiform warts were positive for HPV2, three were positive for both probes, and one was negative for both.
(18) The distribution pattern of filiform papillae was similar both in the musk shrews and mongoose, in that the form of filiform papillae changed gradually from the lingual apex to the posterior part of the lingual body.
(19) The delicate filiform tip also contributes to greater safety.
(20) The filiform papillae are composed of four layers; outer, upper intermediate, lower intermediate, and basal layer.