947 resultados para empty sella
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Pós-graduação em Química - IQ
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In the short story “Teoria do Medalhão”, written by Machado de Assis in 1881, a zealous father decides to give good advices to his son who just turned 21 years old. Using a speech that represents the official ideology of the eighteenth century, created by the dominant hegemony, including the France of Balzac’s time, the father suggests that the son abandons his ideals, using masks and annulling his thoughts and tastes to become a true Medalhão. The dialogue that is established between both of them is surrounded by irony and humor, because the father makes an apparently wise speech, which is, actually, empty and fool, leading to think about the concepts of parody and carnavalization by Bakhtin. Besides that, when he built a story in dialogue form, Machado de Assis transfers the word to the characters, in a crossing of voices that makes us think about “embryos” of polyphony. This work aims to make a bakhtiniana reading of the machadiano short story, “Teoria do Medalhão” in opposition to the novel Le Père Goriot by Balzac.
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To follow the cartographies’ path throughout pernicious (dis)courses of the capitalized Psychology. Com/positions both around desires and binary desires raised from binary norms, followed by (un)folding the beds, the “family”, the clinical thought and practice, the research, the geni(t)ality. Profane writing. Epistemic micro-rebellion promised and incorporated by the ass, because in the beginning it was and it (also) is the ass. A distorted and a trans-barked way of writing by four female dogs looking at Psychology. To (d)enounce the ménage that psychologists, supported by a history without history, intent to build over their empty beds which are blemished by modern Truth(s). Towards a minor psychology, this is a schizo-queer-analytic manifesto on desires-pleasures-senses within the lusophone transcontemporaneity. In the absence of a conclusion, we propose rather the provocative state that only a bitchy-psychology-to-come could edify the visibility of the invisible human. Otherwise, we believe it is in the promising barks that Psychology can be withdrawn from its betraying and betrayed contention of multitudes
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Pós-graduação em Ciência Odontólogica - FOA
Influence of diabetes mellitus on tissue response to MTA and its ability to stimulate mineralization
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Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq)
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Purpose: To determine whether universal primers alone can deliver similar levels of adhesion of resin cement to zirconia ceramic when compared to their application in conjunction with airborne-particle abrasion.Materials and Methods: Sintered zirconia blocks (N = 160) (Lava, 3M ESPE), (5.25 x 5.25 x 3 mm(3)) were embedded in acrylic resin, polished, and randomly distributed into 16 groups (n = 10 per group), according to the factors "universal primer" (8 levels) and "air-particle abrasion" (2 levels): 1. ctr: control, without application of a universal primer; 2. AP: Alloy Primer; 3. MP: Monobond Plus; 4. MZP: Metal Zirconia Primer; 5. MZ: MZ Primer; 6. Sg: Signum Zirconia Bond; 7. SbU: Singlebond Universal; 8. ZP: Z Prime Plus. The universal primers were also used after air abrasion (A) of zirconia to form the following 8 groups: Ctr-A, AP-A, MP-A, MZP-A, MZ-A, Sg-A, SbU-A, and ZP-A. After ultrasonic cleaning, air abrasion was performed using Al2O3 particles (110 mu m, 2.5 bar, 20 s at 10 mm) in a chairside air-abrasion device. After ultrasonic cleaning again, universal primers were applied according to each manufacturer's recommendation. The resin cement (RelyX ARC, 3M ESPE) was built up incrementally and photo-polymerized on the zirconia surface using a silicone mold (empty set = 3.5, height = 3 mm). All specimens were stored in distilled water (60 days at 37 degrees C) and then subjected to shear bond strength testing (SBS) in a universal testing machine (1 mm/min). On a separate set of zirconia specimens, contact angle measurements were made using the sessile drop technique with a goniometer after the application of universal primers on control and air-abraded zirconia surfaces. Data (MPa) were analyzed using one-way ANOVA, Tukey's test, and Student's t-test (alpha = 0.05).Results: When universal primers were used alone, SbU presented significantly higher mean SBS (19.5 +/- 5.8) that did the other primers (0 to 9.9 +/- 6.6) (p = 0.001). When air abraded, the groups AP-A (14.1 +/- 6.1), MP-A (15.9 +/- 5.4), ZP-A (16.9 +/- 7.3), SG-A (19.1 +/- 2.1), SbU-A (12 +/- 1.5) showed significant differences (p = 0.03). Adhesive performance of all universal primers was enhanced after air abrasion, with the exception of the SbU and MZ primers. After air abrasion, contact angle measurements were lower for the each primer (without air abrasion: 28.9 to 83.9; with air abrasion: 27.1 to 63.0), except for MZP.Conclusion: Air abrasion with 110 mu m Al2O3 followed by universal primer application increased the bond strength of tested resin cement to zirconia, with the exception of SbU and MZ.
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Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP)
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Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq)
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Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq)
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Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq)
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Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP)
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Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP)
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We clarify the structure of the Hilbert space of curved βγ systems defined by a quadratic constraint. The constraint is studied using intrinsic and BRST methods, and their partition functions are shown to agree. The quantum BRST cohomology is non-empty only at ghost numbers 0 and 1, and there is a one-to-one mapping between these two sectors. In the intrinsic description, the ghost number 1 operators correspond to the ones that are not globally defined on the constrained surface. Extension of the results to the pure spinor superstring is discussed in a separate work.
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To evaluate variations of some anatomic structures of sellar and parasellar regions and their possible differences between genders and age groups. Magnetic resonance images (MRI) of 380 patients were performed to analyze the dimensions of the sphenoid sinus, pituitary gland, optic chiasm, intra-cavernous carotid distances, distance between columella nasal - sphenoid sinus; and columella nasal-pituitary gland. The patients age ranged between 20 and 80 years (mean age 48 years). The study included 235 females (mean age 53 years) and 145 males (mean age 40 years). The transverse length of the pituitary, the inter-carotid distance and the height of the pituitary were similar between genders and age groups. The width and height of the optic chiasm showed differences only between females of different ages. Males presented greater distances between nasal columella and sphenoid sinus. The most common type of pneumatization of the sphenoid sinus was the sellar, and depending on the age group, sphenoid sinus was larger in males than females. The anatomy of the Sellar and parasellar regions is complex and varies widely within the normal range. They are a small area, rich in anatomical details affecting multiple physiological systems in the body and, therefore, have great importance in several medical fields. A better understanding of these complex structures is essential in clinical diagnosis and treatment of disease.
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Pós-graduação em Educação Escolar - FCLAR