(n.) A pearly substance which lines the interior of many shells, and is most perfect in the mother-of-pearl. [Written also nacker and naker.] See Pearl, and Mother-of-pearl.
Example Sentences:
(1) When nacreous shell produced by the marine oyster Pinctada maxima, used as a biomaterial in oral surgery, is implanted in human bone, new bone formation occurs, resulting in a tight welding of the bone to the nacre [16].
(2) Dilute suspensions of normal erythrocytes exhibit a pearl-like sheen (nacre) when subjected to flow.
(3) Nacre implanted in vivo in bone is osteogenic suggesting that it may possess factor(s) which stimulate bone formation.
(4) These observations are discussed namely in relation to the problem of structural identification of the EDTA soluble fraction of the nacre conchiolin.
(5) To test this hypothesis, we have evaluated the effect of the simultaneous presence of bone and nacre on human osteoblasts in vitro.
(6) In other areas (along the main course of the mantle), transient adhesions between the outer mantle epithelial cells and the nacre appear to temporally further compartmentalize the extrapallial fluid possibly as a prerequisite for the initial crystallization phenomenon.
(7) Induction of mineralization appeared preferentially in bundles of osteoblasts surrounding the nacre chips.
(8) Nacre chips (1 mm3) were placed at approximately 1 mm distance from a similarly sized bone chip on a layer of first passage human osteoblasts.
(9) The five tissues, extracellularly mineralizing algae, radial and granular foraminifera, mammalian bone, mammalian enamel, and mollusk shell nacre, probably span the entire spectrum.
(10) The degree of nacre can be measured by comparing the intensity of scattered red light at an angle of 45 degrees for the flowing system to that when the effect has disappeared.
(11) The results demonstrated that nacre has strong osteogenic effects on human osteoblasts when placed in proximity to bone in vitro.
(12) These findings are consistent with the possibility that nacre adjacent to bone can locally stimulate osteogenic activity.
(13) These results demonstrate that a complete sequence of bone formation is reproduced when human osteoblasts are cultured in the presence of nacre.
(14) In addition, under the conditions of culture used, nacre can also promote the formation by osteoblasts of a structure with characteristics similar to nacre (e.g., lamellar organic matrix mineralized with aragonite, as demonstrated by Laser Raman Spectroscopy).
(15) Osteoblasts proliferated and were clearly attracted by nacre chips to which they attached.
(16) A woman exposed to the dust of sea-snail shells during the manufacture of nacre buttons had clinical and immunological features typical of hypersensitivity pneumonitis; however, transbronchial lung biopsy showed alveolar-septal amyloidosis.
(17) Nacre chips were placed on a layer of first passage human osteoblasts.
(18) The present study was undertaken to test the hypothesis that nacre can induce mineralization by human osteoblasts in vitro.
Sacre
Definition:
(n.) See Saker.
(v. t.) To consecrate; to make sacred.
Example Sentences:
(1) As commander in chief, I believe that taking care of our veterans and their families is a sacred obligation.
(2) He sought only to help the Syrian people and I ask you for all that is sacred to help us and allow him to return home safely to those he loves and those who love him.” Facebook Twitter Pinterest John Cantlie in Syria in 2012.
(3) My Paul Nuttalls routine has floated back up the U-bend | Stewart Lee Read more Nuttall told Marr that “nothing should be a sacred cow in British politics.
(4) But among the football-faith community the legendary Anfield Road stadium is not considered a sacred site for nothing, and on this memorable night everyone felt what mighty magic can be summoned here.” Describing the match as “a classic in the illustrious history of these two clubs for years to come”, the commentator Daniel Theweleit also believed that the atmosphere at Anfield put Dortmund’s own famed fan culture into the shade: “Even those who have watched the club for centuries agreed that Dortmund has never achieved this kind of intensity.” Munich-based Süddeutsche Zeitung found satisfaction in seeing the German coach Jürgen Klopp exporting his magic touch across the Channel.
(5) 'If you meet, you drink …' Thus introduced to intoxicating liquors under auspices both secular and sacred, the offering of alms for oblivion I took to be the custom of the country in which I had been born.
(6) The Bernabéu blockade was dismantled, by necessity, in favour of an approach far closer the sacred Real tradition.
(7) Money should not shape the outcome; this sacred and ancient landscape is irreplaceable and unique for so many reasons, we cannot afford to get this wrong.
(8) Many in Khomeini’s inner circle opposed making peace, arguing that the “sacred defence” had to continue until Saddam’s rule collapsed.
(9) It is a sacred moment, and you feel blessed merely to have witnessed it.
(10) In short, Bamako remains uneasy, and the "sacred union" of the last few days can only be temporary.
(11) Cynics will tell you Camra’s membership know all about identity crises – once the rebels of the 1970s, they’re now mostly older dads and grandads – purists upholding Camra’s “cask only” creed as sacred.
(12) McLaughlin, the daughter of LaDonna Brave Bull Allard , a Standing Rock Sioux tribe member and founder of the Sacred Stone camp , is one of hundreds of women who have led the growing movement to stop the $3.7bn project threatening their land and culture .
(13) We concluded that the sacU gene does not affect sacB expression at the level of secretion but acts on a target within sacR.
(14) Faces of the North Dakota pipeline protest: 'Sacred land is who we are' Read more When I asked that question, I was thinking about what I heard from climate activist and environmental lawyer Carolyn Raffensperger, who had spent time at the camp earlier and has a long history in the area.
(15) Druids and New Age followers still claim the site as their sacred place.
(16) The performances come after the intended release on 24 September of the new LP, which is Sting's first album of original material since 2003's Sacred Love.
(17) But what is fundamental, sacred even, is the audience.
(18) The only thing she wouldn't do was We Shall Overcome, too sacred to perform on a whim she tells me when I meet her later, besides which - and here she giggles - "we probably won't overcome.
(19) Frustrated not over economics but “sacred rights”, they were willing to sacrifice “our lives, our fortunes and our sacred honor” against the world’s mightiest empire.
(20) It’s a great tragedy.” All Yazidi celebrations, such as weddings and the party-like annual pilgrimage to their sacred temple, Lalish, have been put on hold.