(1) This study was undertaken in the rat to determine if muscle encased in collagen would subsequently become either necrotic or atrophic.
(2) Special culture techniques were used in an attempt to recover bacteria adhering to the smooth-surfaced implant and encased in glycocalyx biofilm.
(3) Among arterial abnormalities observed in 42 patients (55%), increased or decreased vascularity and displacement were of limited diagnostic value, but encasement correctly predicted cancer in 18 of 21 cases and irresectability in nine of these.
(4) The angiographic appearance of the tumors was the same in all five cases: hypervascularity of the tumor including encasement, dilatation, tortuosity and displacement of feeding arteries, remarkable tumor stain and early venous filling.
(5) The tip of a capillary-encased, carbon-fiber electrode is recessed, and tetrathiafulvalene-tetracyanoquinodimethane crystals are electrochemically deposited in the recessed tip.
(6) Modified human umbilical vein allografts tanned with glutaraldehyde and encased in a polyester mesh were used as arterial substitutes in 13 femoropopliteal reconstructive procedures.
(7) Other portographic findings were: encasement (19%), avascular area (19%), occlusion (10%), narrowing (4%), neovascularization (4%), tumor staining (2%).
(8) While the radiographic findings mimicked acute gastric outlet obstruction, delayed films demonstrated narrowing and encasement of the duodenum at the site of obstruction in all three patients.
(9) When located in the retroperitoneal tissues, the spleen or the pancreas, the tumor is hypervascular with encasement of arteries and compression or invasion of veins.
(10) A tail about 100 mmu in length is encased in a contractile sheath and terminates in a tail plate.
(11) Mediastinal recurrence of an incompletely resected and slowly growing adenoid cystic carcinoma of the left main bronchus had encased the right main pulmonary artery.
(12) Photograph: AFP Saint Laurent became an object of immediate fascination: quiet, timid, with neatly parted schoolboy hair, anxious eyes lurking behind thick glasses and a frail body encased in a tight black suit.
(13) The presence of strands of PAS positive cells in the outer zones of adrenal cortex just before the peak of the breeding season indicates that these cells may be in the process of migration and infiltration from the zona glomerulosa to the zona reticularis where they become encased by a thin layer of connective tissue.
(14) (1985): Two benign patterns, the enchondroma encasement pattern and the island of cartilage patterns, were the most common findings in cartilaginous tumors of unknown biological behaviour.
(15) The image quality, tumor stain, and arterial encasements were evaluated and diameters of vessels visualized by IA DSA were measured.
(16) Two encasement lesions and a tumor thrombus were imaged only on the RACCO projection.
(17) The most discriminating criteria are ventricular encasement or an original site in the white matter, as well as the moderate character of the edema and of the mass effect relative to the volume of the tumor.
(18) But imagine that the victim of an industrial accident with a paralyzed hand could achieve new levels of function by inducing axonal regrowth through a synthetic nerve guidance channel; or that a Parkinsonian patient's symptoms could be relieved by implanting in his brain neural tissue encased in a selectively permeable polymer envelope; or that the inexorable progression of the vascular complications of juvenile diabetes could be stopped, even reversed, by a membrane-protected xenograft of insulin-producing tissue.
(19) While the etched electrodes did not follow electrochemical theory as well as the glass-encased electrode, the etched electrode was found to be suitable for the amperometric measurement of the secretion of catecholamines from isolated bovine adrenal cells.
(20) When the adenoma encases the intracavernous internal carotid artery or reaches as far as to the lateral aspect of the artery, invasion was present in all cases.
Sheathe
Definition:
(v. t.) To put into a sheath, case, or scabbard; to inclose or cover with, or as with, a sheath or case.
(v. t.) To fit or furnish, as with a sheath.
(v. t.) To case or cover with something which protects, as thin boards, sheets of metal, and the like; as, to sheathe a ship with copper.
(v. t.) To obtund or blunt, as acrimonious substances, or sharp particles.
Example Sentences:
(1) The oral nerve endings of the palate, the buccal mucosa and the periodontal ligament of the cat canine were characterized by the presence of a cellular envelope which is the final form of the Henle sheath.
(2) Electron microscopic observations of the masseter nerve in the aged cats revealed a disruption of the myelin sheaths and a pronounced increase in collagen fibers in the endoneurium and perineurium.
(3) The authors propose three regular procedures with which they are experienced: repair with a large retromuscular nonabsorbable synthetic tulle prosthesis for extensive epigastric eventrations, fillup aponeuroplasty using the sheath of the rectus abdominis associated with a premuscular patch in case of diastasis or of multiple superimposed orifices and suture associated with a small retromuscular auxiliary patch to treat small incisional hernias.
(4) Extraction tools included flexible, telescoping sheaths advanced over the lead to dilate scar tissue and apply countertraction, deflection catheters, and wire basket snares.
(5) Thirteen soft tissue sarcomas with ultrastructural evidence of nerve sheath differentiation were investigated by immunohistochemistry.
(6) This cell population gives rise initially to oligodendrocytes and then to type-2 astrocytes, both of which apparently collaborate in sheathing axons in the CNS.
(7) Rabbit antirat T-cell serum (ALS(T)) reacted selectively with the surfaces of lymphocytes in the paracortex of lymph node and in the periarteriolar sheath of spleen, and with thymocytes.
(8) After properly fixing the vas deferens with a ring clamp, the surgeon pierces the scrotal skin, vas sheath, and vas deferens in the midline with a curved dissecting clamp held at a 45 degree angle from horizontal.
(9) We immunohistochemically examined the expression of Schwann cell-related markers, nerve growth factor (NGF) receptor, S-100 alpha- and beta-proteins, glial fibrillary acidic protein (GFAP), and galactocerebroside (gal C) in 5 malignant schwannomas, 21 benign peripheral nerve sheath tumors, and 4 apparently normal sural nerves.
(10) The transversalis fascia of the floor of the femoral canal turns down to form the medial wall of the venous compartment of the femoral sheath, and has the support of the curved edge of the lacunar ligament which effectively bars the femoral canal from entering the thigh.
(11) Unique domains of the retinal interphotoreceptor matrix (IPM), termed cone matrix sheaths, are composed largely of chondroitin 6-sulfate proteoglycan in most higher mammalian species.
(12) 2ME treatment caused partial solubilization of the sheaths (45% as determined by amino acid analysis), which could be further improved by combining 2ME with SDS.
(13) The 6.8F ultrasound balloon catheter was placed percutaneously in the right femoral artery through a 9F sheath.
(14) The isolated outer sheath was observed as a triple-layered, closed vesicle carrying a polygonal array by electron microscopy.
(15) These data show that the 515 nm absorbance change is not limited to small closed vesicles like grana, but in the presence of suitable electron donors single lamellae of bundle sheath chloroplasts can also be active.
(16) An outer sheath was isolated from Treponema phagedenis biotype Reiter by our previously developed method (Masuda, K., and Kawata, T. 1982.
(17) Seven tumours were predominantly of blue and spindle-cell, fascicular type, resembling malignant peripheral nerve sheath tumour and at times monophasic synovial sarcoma.
(18) Several additional groups of muscle cells of more limited mass and spatial distribution include the vulval muscles of hermaphrodites, the male sex muscles, the anal-intestinal muscles, and the gonadal sheath of the hermaphrodite.
(19) The notochord, which is composed of a stack of flat cells surrounded by a connective tissue sheath, elongates dramatically and begins straightening between stages 21 and 25.
(20) Under fluoroscopic control a lower polar calix was punctured with 18 G sheathed needle; a guide wire was introduced through the sheet.