(1) The fibrous matrix and cartilage formed within the nonunion site transformed to osteoid and bone with increased vascularity.
(2) In reconstruction of the orbital floor, homograft lyophilised dura or cialit-stord rib cartilage are suitable, but the best materials are autologous cartilage or silastic or teflon.
(3) To selectively stain polyanionic macromolecules of growth plate cartilage and to prevent artifacts induced by aqueous fixation, proximal tibial growth plates were excised from rats, slam-frozen, and freeze-substituted in 100% methanol containing the cationic dye Alcian blue.
(4) Altering the time of PMA exposure demonstrated that PMA inhibited chondrocyte phenotypic expression, rather than cell commitment: early (0-48 h) exposure to PMA (during chondrocytic commitment in vitro) had little inhibitory effect on the staining index, whereas, exposure from 49-96 h (presumably post-commitment) and 0-96 h had moderate and strong inhibitory effects, respectively, on cartilage synthesis.
(5) 2) Neurotropin had no effect on the autolytic degradation of cartilage, but promoted the incorporation of 14C-acetate into the proteoglycan in the articular cartilage of rabbits.
(6) A complete review of the literature was made which shows that most chondrosarcomas occur in middle-aged males originating most often from the posterior cricoid lamina, next from the thyroid cartilage.
(7) For comparison, the expression of genes encoding type II collagen and cartilage proteoglycan core protein was also examined.
(8) In osteoarthritic cartilage, compared with normal cartilage, there was no increase in water binding but water content increased by 9 per cent and the avidity with which the newly bound water was held also increased.
(9) They were identified by the immunoblotting technique in extracts of chick articular cartilage from various sites and in extracts of cartilage from other species.
(10) A lysosomal membrane labilizer, vitamin A, exacerbated the cartilage pathology, whereas a stabilizer, cortisone, retarded it.
(11) The complete thyroid cartilage is dissected out, and then a horizontal cut is made through the cricoid cartilage.
(12) The buccal glands of adults of the Southern Hemisphere lamprey Geotria australis consist of a pair of small, bean-shaped, hollow sacs, embedded within the basilaris muscle in the region below the eyes and to either side of the piston cartilage.
(13) These observations suggest that the function of BMG is to evoke mesenchymal cell differentiation into prechondroblasts during the latent or migratory morphogenetic phase while the effect of the culture medium is to provide the bionutritional requirements for synthesis of hyaline cartilage matrix by chondrocytes during the patent phase of development.
(14) The cartilage of the concha is a valuable substitute of the bridge and the posterior wall of the external auditory conduct.
(15) the synovium has a) a direct, presumably enzymatic action on cartilage matrix and b) an indirect effect mediated through the chondrocytes.
(16) New insights into the biochemical and cell-biological alterations occurring in articular cartilage during the early phase of osteoarthrosis (OA) have been gained in the past decade by analysing experimentally induced osteoarthrosis in animals, mostly dogs and rabbits, while early phases of OA in humans so far have escaped diagnostic evaluation.
(17) The use of SDS-polyacrylamide gel electrophoresis of the cyanogen bromide derived peptides from fibrous cartilage collagens enabled to calculate type I to type II collagen ratio in this tissue.
(18) After transplantation chondrocytes from regenerated cartilage reconstructed cartilage in one out of ten transplants.
(19) Chemically isolated separate preparations of the non-aggregating protein-chondroitin-keratin sulphate (PCKS) fraction from the hyaline cartilage and hyaluronic acid (HUA) of the vitreous body and of the umbilicus were investigated by electron microscopy.
(20) Standard methods of glycosaminoglycan separation were used to confirm the presence of hyaluronic acid in sheep and rabbit articular cartilage.
Tragus
Definition:
(n.) The prominence in front of the external opening of the ear. See Illust. under Ear.
Example Sentences:
(1) This article analyses the advantages of the autogenous cartilage from the tragus split into multiple parallel pieces for the closure of big tympanic perforations and for the reconstruction of the middle ear after treatment of ventilation diseases like tympanic retraction or atelectasis.
(2) A simple technique to reconstruct the umbilicus is reported in which a conchal cartilage composite graft, such as that used in tragus construction in the treatment of microtia, was employed with a very satisfactory result.
(3) The anteroposterior inclination of the occlusal plane tends to affect the biting force, and the method with the ala-tragus line seems to be the most reasonable for occlusal plane orientation.
(4) It is composed of five critical elements: concha, helix, antihelix, tragus, and lobule, and parts of lesser importance including antitragus, intertragic notch, and Darwin's tubercle.
(5) On the 1st day following surgery, linear measurement (distance: tragus-pogonion) showed swelling to be 7.5% lower under drug treatment than in the placebo group.
(6) 3-CLT analysis was made on plane A (corresponding to P1 on a vertex-tragus channel), plane B (N1-P2) and plane C (P3.)
(7) Adequate positioning of the auricle and tragus has been achieved and a natural auricle obtained even when observed from a frontal oblique direction.
(8) Patients with compression fractures also had a greater degree of spinal deformity (distance from wall to tragus 24.5 cm v 12.7 cm in controls), less spinal mobility (20 v 45.6 degrees of flexion), and reduced chest expansion (2 cm v 3cm).
(9) Muscle activity during clenching at various given forces was least when the occlusal plane was made parallel to the ala-tragus line.
(10) This prosthesis is covered with a piece of autologous cartilage freshly removed from the tragus which forms the junction with the tympanic membrane or covering fascia.
(11) This interpretation supports the theory of Wood-Jones and I-Chuan according to which the tragus is formed from the material of the mandibular arch, and the remaining part of the auricle from the mesoderm of the second visceral arch.
(12) Six months later, tactile and tragus pinch pain thresholds had returned to normal; but thresholds for warmth, hot pain, and pinprick remained elevated.
(13) Morning pain and discomfort and wall-tragus distance were also significantly reduced by both drugs during the trial.
(14) The material for this report is a derivative of the treatment of tumors involving the auricle, tragus, the skin of the cheek, temple, mastoid, parotid gland, ear canal, and middle ear.
(15) An unnatural tragus or bad scar should be considered as severe a complication as nerve damage.
(16) Measurements without significant inter-observer variation or with a coefficient of reliability greater than 0.70 were cervical rotation, cervical lateral flexion, tragus to wall distance, fingertip to floor distance on sagittal and lateral flexion, C7 to iliac crest line distraction and modified Schober index.
(17) The promontory, the tragus, and two external sutures stabilized the electrode during surgery.
(18) A rare instance of the spontaneous development of a basal-cell carcinoma in front of the tragus in a young person of 19 years and its management are described.
(19) In these cases, autologous cartilage (tragus, cavum conchae) must be implanted.
(20) This was a study of the use of tragus cartilage as a flange for a T-tube in the hope of achieving long-term middle ear ventilation.