What's the difference between bone and osteoid?

Bone


Definition:

  • (n.) The hard, calcified tissue of the skeleton of vertebrate animals, consisting very largely of calcic carbonate, calcic phosphate, and gelatine; as, blood and bone.
  • (n.) One of the pieces or parts of an animal skeleton; as, a rib or a thigh bone; a bone of the arm or leg; also, any fragment of bony substance. (pl.) The frame or skeleton of the body.
  • (n.) Anything made of bone, as a bobbin for weaving bone lace.
  • (n.) Two or four pieces of bone held between the fingers and struck together to make a kind of music.
  • (n.) Dice.
  • (n.) Whalebone; hence, a piece of whalebone or of steel for a corset.
  • (n.) Fig.: The framework of anything.
  • (v. t.) To withdraw bones from the flesh of, as in cookery.
  • (v. t.) To put whalebone into; as, to bone stays.
  • (v. t.) To fertilize with bone.
  • (v. t.) To steal; to take possession of.
  • (v. t.) To sight along an object or set of objects, to see if it or they be level or in line, as in carpentry, masonry, and surveying.

Example Sentences:

  • (1) It is concluded that during exposure to simulated microgravity early signs of osteoporosis occur in the tibial spongiosa and that changes in the spongy matter of tubular bones and vertebrae are similar and systemic.
  • (2) In conclusion, the efficacy of free tissue transfer in the treatment of osteomyelitis is geared mainly at enabling the surgeon to perform a wide radical debridement of infected and nonviable soft tissue and bone.
  • (3) This bone could not be degraded by human monocytes in vitro as well as control bone (only 54% of control; P less than 0.003).
  • (4) It is suggested that the Japanese may have lower trabecular bone mineral density than Caucasians but may also have a lower threshold for fracture of the vertebrae.
  • (5) Osteoporosis is characterized by a reduction in bone density.
  • (6) The half-life of 45Ca in the various calcium fractions of both types of bone was 72 hours in both the control and malnourished groups except the calcium complex portion of the long bone of the control group, which was about 100 hours.
  • (7) We have addressed the effect of late intensification with autologous bone marrow transplantation on SCLC through a randomized clinical trial.
  • (8) Our results indicate that increasing the delay for more than 8 days following irradiation and TCD syngeneic BMT leads to a rapid loss of the ability to achieve alloengraftment by non-TCD allogeneic bone marrow.
  • (9) Decreased MU stops additions of bone by modeling and increases removal of bone next to marrow by remodeling.
  • (10) Pokeweed mitogen-stimulated rat spleen cells were identified as a reliable source of rat burst-promoting activity (PBA), which permitted development of a reproducible assay for rat bone marrow erythroid burst-forming units (BFU-E).
  • (11) The fibrous matrix and cartilage formed within the nonunion site transformed to osteoid and bone with increased vascularity.
  • (12) Periosteal chondroma is an uncommon benign cartilagenous lesion, and its importance lies primarily in its characteristic radiographic and pathologic appearance which should be of assistance in the differential diagnosis of eccentric lesions of bones.
  • (13) The compressive strength of bone is proportional to the square of the apparent density and to the strain rate raised to the 0.06 power.
  • (14) Furthermore echography revealed a collateral subperiosteal edema and a moderate thickening of extraocular muscles and bone periostitis, a massive swelling of muscles and bone defects in subperiosteal abscesses as well as encapsulated abscesses of the orbit and a concomitant retrobulbar neuritis in orbital cellulitis.
  • (15) Survival was independent of the type of clinical presentation and protocol employed but was correlated with the stage (P less than 0.0005), symptoms (P less than 0.025), bulky disease (P less than 0.025) and bone marrow involvement (P less than 0.025).
  • (16) There was however no difference in the cross-sectional studies and no significant deleterious effect detected of tobacco use on forearm bone mineral content.
  • (17) During the digestion of these radiolabeled bacteria, murine bone marrow macrophages produced low-molecular-weight substances that coeluted chromatographically with the radioactive cell wall marker.
  • (18) According to the finite element analysis, the design bases of fixed restorations applied in the teeth accompanied with the absorption of the alveolar bone were preferred.
  • (19) At consolidation, the distraction area was composed of lamellar trabecular and partly woven bone.
  • (20) Periodontal disease activity is defined clinically by progressive loss of probing attachment and radiographically by progressive loss of alveolar bone.

Osteoid


Definition:

  • (a.) Resembling bone; bonelike.

Example Sentences:

  • (1) The fibrous matrix and cartilage formed within the nonunion site transformed to osteoid and bone with increased vascularity.
  • (2) Osteomalacia is characterized by large osteoid seams and a preserved volume of bone trabeculae.
  • (3) The radiological and macroscopic features were identical with osteoid osteoma.
  • (4) Marked declines in stainable bone-surface aluminum were associated with increases in bone formation rate and osteoblastic osteoid following deferoxamine.
  • (5) A sclerotic border and osteoid seams were noted, two features that seem not to have been previously reported in early lesions.
  • (6) Trabecular bone volume, osteoid amount, and eroded surfaces were measured.
  • (7) Calcification initially occurs in maxtrix vesicles (or calcifying globules) which are very numerous between the collagen fibrils of the osteoid tissue, and successively spreads into the surrounding interfibrillar matrix.
  • (8) The frequencies in the two groups are as follows: In the benign group, osteoma had the highest incidence and then, with decreasing frequencies: osteochondroma, chondroma, synovioma, giant cell tumor, ossifying fibroma, osteoid osteoma, chondromyxoid fibroma.
  • (9) Fluoride-exposed rats accumulated a significantly larger osteoid volume, suggesting an exacerbation of the osteomalacic lesion, and furthermore, dynamic histomorphometric parameters remained depressed.
  • (10) Four of eight patients had high or high normal fractional resorption surfaces, fractional formation surfaces, and fractional osteoid volumes.
  • (11) Since the reaction is inhibited at -20 degrees C, complete infiltration of blocks is achieved within 3 d. Polymerization took place at +4 degrees C. The method provides undecalcified bone sections suitable for histomorphometric analysis of osteoid tissue, tetracycline bone labeling and Tartrate Resistant Acid Phosphatase.
  • (12) Other cells present in osteoid osteoma besides osteocytes included osteoprogenitor cells resembling Scott type A and B cells and cells in transitional stages of differentiation.
  • (13) Osteoid osteomas were removed by CT-guided core drill excision of the nidus in 4 patients.
  • (14) We conclude that in patients with osteomalacia, a condition which is characterized by an increased osteoid accumulation due to a decreased mineralization rate, the increased level of serum osteocalcin reflects the increased osteoid synthesis but not the mineralization defect.
  • (15) Juxta-articular osteoid osteomas often show an absent or small perifocal osteosclerosis, whereas a laminar periosteal reaction was seen in all own cases.
  • (16) On the other hand, the augmented BMD of the lumbar spine might reflect the overabundance of partially mineralized osteoid.
  • (17) The histological study of the tibiae showed decreased mineralization with narrower trabeculae and enlarged osteoid seams; bone resorption at the inner surface was also significantly decreased.
  • (18) Its role could be limited in the removal of any non-mineralized collagen layers which could be covering mineralized bone surfaces and which seem to prevent the activation of osteoclasts and thus their action; such a "shield" of unmineralized osteoid is well-established at the surface of actively growing woven bone, although not on the resorbing surfaces of mature lamellar bone.
  • (19) The amount of osteoid and the length of the osteoid seams were normal, whereas the mean width of the osteoid seams was decreased.
  • (20) Immunohistochemical staining shows that BMP is distributed along collagen fibres in normal bone, also exist in osteoid tissue of new bone, in osteoblasts and in the cells of bone marrow.

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