956 resultados para Economics, Econometrics and Finance(all)
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This is a report for the Iowa Department of Revenue and Finance about the receipts on cigarettes and tobacco for each month of the year. This receipt is the tax of each sale of cigarettes and tobacco. REVISED
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This is a report for the Iowa Department of Revenue and Finance about the receipts on cigarettes and tobacco for each month of the year. This receipt is the tax of each sale of cigarettes and tobacco.
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This is a report for the Iowa Department of Revenue and Finance about the receipts on cigarettes and tobacco for each month of the year. This receipt is the tax of each sale of cigarettes and tobacco.
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This is a report for the Iowa Department of Revenue and Finance about the receipts on cigarettes and tobacco for each month of the year. This receipt is the tax of each sale of cigarettes and tobacco.
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This is a report for the Iowa Department of Revenue and Finance about the receipts on cigarettes and tobacco for each month of the year. This receipt is the tax of each sale of cigarettes and tobacco.
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Necrotizing fasciitis is a rare, rapidly spreading, deep-seated infection causing thrombosis of the blood vessels located in the fascia. Necrotizing fasciitis is a surgical emergency. The diagnosis typically relies on clinical findings of severe sepsis and intense pain, although subacute forms may be difficult to recognize. Imaging studies can help to differentiate necrotizing fasciitis from infections located more superficially (dermohypodermitis). The presence of gas within the necrotized fasciae is characteristic but may be lacking. The main finding is thickening of the deep fasciae due to fluid accumulation and reactive hyperemia, which can be visualized using computed tomography and, above all, magnetic resonance imaging (high signal on contrast-enhanced T1 images and T2 images, best seen with fat saturation). These findings lack specificity, as they can be seen in non-necrotizing fasciitis and even in non-inflammatory conditions. Signs that support a diagnosis of necrotizing fasciitis include extensive involvement of the deep intermuscular fascias (high sensitivity but low specificity), thickening to more than 3mm, and partial or complete absence on post-gadolinium images of signal enhancement of the thickened fasciae (fairly high sensitivity and specificity). Ultrasonography is not recommended in adults, as the infiltration of the hypodermis blocks ultrasound transmission. Thus, imaging studies in patients with necrotizing fasciitis may be challenging to interpret. Although imaging may help to confirm deep tissue involvement and to evaluate lesion spread, it should never delay emergency surgical treatment in patients with established necrotizing fasciitis.
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The National Academies has stressed the need to develop quantifiable measures for methods that are currently qualitative in nature, such as the examination of fingerprints. Current protocols and procedures to perform these examinations rely heavily on a succession of subjective decisions, from the initial acceptance of evidence for probative value to the final assessment of forensic results. This project studied the concept of sufficiency associated with the decisions made by latent print examiners at the end of the various phases of the examination process. During this 2-year effort, a web‐based interface was designed to capture the observations of 146 latent print examiners and trainees on 15 pairs of latent/control prints. Two main findings resulted from the study: The concept of sufficiency is driven mainly by the number and spatial relationships between the minutiae observed on the latent and control prints. Data indicate that demographics (training, certification, years of experience) or non‐minutiae based features (such as level 3 features) do not play a major role in examiners' decisions; Significant variability was observed between detecting and interpreting friction ridge features and at all levels of details, as well as for factors that have the potential to influence the examination process, such as degradation, distortion, or influence of the background and the development technique.
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OBJECTIVE: To assess how intrahepatic fat and insulin resistance relate to daily fructose and energy intake during short-term overfeeding in healthy subjects. DESIGN AND METHODS: The analysis of the data collected in several studies in which fasting hepatic glucose production (HGP), hepatic insulin sensitivity index (HISI), and intrahepatocellular lipids (IHCL) had been measured after both 6-7 days on a weight-maintenance diet (control, C; n = 55) and 6-7 days of overfeeding with 1.5 (F1.5, n = 7), 3 (F3, n = 17), or 4 g fructose/kg/day (F4, n = 10), with 3 g glucose/kg/day (G3, n = 11), or with 30% excess energy as saturated fat (fat30%, n = 10). RESULTS: F3, F4, G3, and fat30% all significantly increased IHCL, respectively by 113 ± 86, 102 ± 115, 59 ± 92, and 90 ± 74% as compared to C (all P < 0.05). F4 and G3 increased HGP by 16 ± 10 and 8 ± 11% (both P < 0.05), and F3 and F4 significantly decreased HISI by 20 ± 22 and 19 ± 14% (both P < 0.01). In contrast, there was no significant effect of fat30% on HGP or HISI. CONCLUSIONS: Short-term overfeeding with fructose or glucose decreases hepatic insulin sensitivity and increases hepatic fat content. This indicates short-term regulation of hepatic glucose metabolism by simple carbohydrates.
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SummaryCanonical Wnt signaling is crucial for embryonic development and the homeostasis of certain adult tissues such as the gut and the skin. The role of canonical Wnt signaling in hematopoiesis is still debated. The expression of a dominant-active β-catenin in hematopoietic stem cells (HSCs) enhances the self-renewal capacity of HSCs but is detrimental for long-term hematopoiesis. In contrast, loss of function experiments show that absence of β- and γ-catenin does not impair steady-state hematopoiesis. It has been argued that the inducible deletion of β-catenin using the IFN-responsive Mx promoter may somehow influence stem cell fate. Herein we used the constitutive deletion of β-catenin specifically in hematopoietic cells to show that the absence of β- catenin, as well as γ-catenin deletion, does not impair normal hematopoiesis and self-renewal capacity of HSCs.Dysregulation of canonical Wnt signaling is causal for several types of cancer, including colon carcinoma or breast cancer. Recently, it was found that Wnt signal transduction was upregulated in certain leukemias. Based on these data, we have investigated whether β- and γ-catenin play a role for the induction of leukemias by oncogenic BCR-ABL translocation product. We show that the induction of B-ALL (B cell acute lymphocytic leukemia) is strongly reduced in the absence of γ-catenin, while the induction of CML (chronic myeloid leukemia) occurs at a normal rate. In the combined absence of β- and γ-catenin the induction of both CML and B-ALL is essentially blocked. Consistent with these data others have found that β-catenin is essential for the induction of CML by BCR-ABL.Collectively, we find that β- and γ-catenin are dispensable for normal hematopoiesis but essential for the development of BCR-ABL induced leukemias. These findings suggest that the canonical Wnt pathway may represent a promising target for the therapy of leukemia.RésuméLa voie de signalisation canonique Wnt est essentielle pour le développement embryonnaire ainsi que l'homéostasie de certains tissus adultes, comme les intestins et la peau. Le rôle de la voie canonique Wnt pour l'hématopoïèse est encore incertain. D'un coté l'expression d'une forme active de β-catenine dans les cellules souches de la moelle augmente leur potentiel d'auto- renouvellement mais est préjudiciable pour l'hématopoïèse à long terme. Par contre, l'absence de β- et γ-catenine n'empêche pas le déroulement normal de l'hématopoïèse. La façon dont est supprimée β-catenine, en utilisant le promoteur IFN-inductible Mx, pourrait influencer le sort des cellules souches. Ici nous détruisons β-catenine spécifiquement dans les cellules hématopoïétiques de manière constitutive et montrons que, en combinaison avec l'absence de γ-catenine, l'absence de β-catenine n'affecte pas le déroulement normal de l'hématopoïèse et la capacité des cellules souches de la moelle à se renouveler.Plusieurs sortes de cancers, comme celui du colon ou du sein, sont parfois dus à une dérégulation de la voie canonique Wnt. Récemment, certaines leucémies ont présenté une activation du signal Wnt. A partir de ces données, nous avons examiné si β- et γ-catenine jouent un rôle dans l'induction des leucémies causées par le produit de translocation BCR-ABL. Nous avons montré que l'induction de la leucémie aiguë lymphoïde de cellules Β (LAL-B) est grandement diminuée en l'absence de γ-catenin, alors que l'induction de la leucémie myéloïde chronique (LMC) n'est pas affectée. En l'absence des deux catenines, l'induction des deux leucémies LAL-B et LMC est presque complètement bloquée. En confirmation de nos données, un autre groupe a montré que β-catenine est essentielle pour le développement de la LMC. Ensemble, ces données nous montrent que β- et γ-catenine ne sont pas nécessaires pour l'hématopoïèse normale, mais essentielle pour le développement des leucémies induites par BCR-ABL. Cela suggère que la voie de signalisation canonique Wnt est une cible prometteuse pour de futures thérapies.
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This is a report for the Iowa Department of Revenue and Finance about the receipts on cigarettes and tobacco for each month of the year. This receipt is the tax of each sale of cigarettes and tobacco.
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Background:¦Choristomas are benign, congenital tumours composed of normal tissue in an¦abnormal location. Osseous choristomas represent the rarest form of epibulbar choristomas,¦with now 65 cases reported in the literature. We did a retrospective clinicopathological study¦of all patients with epibulbar osseous choristoma observed at our institution since 1982 and¦updated the last review of the literature.¦History and Signs:¦Three Caucasian male patients, aged between 3 months and 11 years,¦were identified. All osseous choristomas were located under the superotemporal bulbar¦conjunctiva of the right eye.¦Therapy and Outcome:¦All lesions were managed with surgical excision. Histopathology¦revealed the presence of lamellar bone in all cases, one of which was associated with a¦dermolipoma.¦Conclusions:¦We report a small rare case series of 3 epibulbar osseous choristomas and did a¦review of the literature. In one patient, the osteoma was associated with a dermolipoma,¦corresponding to the fourth reported complex choristoma of this type, in an otherwise normal¦eye, in the literature.
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BACKGROUND: In patients with Kawasaki disease, serial evaluation of the distribution and size of coronary artery aneurysms (CAA) is necessary for risk stratification and therapeutic management. Although transthoracic echocardiography is often sufficient for this purpose initially, visualization of the coronary arteries becomes progressively more difficult as children grow. We sought to prospectively compare coronary magnetic resonance angiography (MRA) and x-ray coronary angiography findings in patients with CAA caused by Kawasaki disease. METHODS AND RESULTS: Six subjects (age 10 to 25 years) with known CAA from Kawasaki disease underwent coronary MRA using a free-breathing T2-prepared 3D bright blood segmented k-space gradient echo sequence with navigator gating and tracking. All patients underwent x-ray coronary angiography within a median of 75 days (range, 1 to 359 days) of coronary MRA. There was complete agreement between MRA and x-ray angiography in the detection of CAA (n=11), coronary artery stenoses (n=2), and coronary occlusions (n=2). Excellent agreement was found between the 2 techniques for detection of CAA maximal diameter (mean difference=0.4 +/- 0.6 mm) and length (mean difference=1.4 +/- 1.6 mm). The 2 methods showed very similar results for proximal coronary artery diameter (mean difference=0.2 +/- 0.5 mm) and CAA distance from the ostia (mean difference=0.1 +/- 1.5 mm). CONCLUSION: Free-breathing 3D coronary MRA accurately defines CAA in patients with Kawasaki disease. This technique may provide a non-invasive alternative when transthoracic echocardiography image quality is insufficient, thereby reducing the need for serial x-ray coronary angiography in this patient group.
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This is a report for the Iowa Department of Revenue and Finance about the receipts on cigarettes and tobacco for each month of the year. This receipt is the tax of each sale of cigarettes and tobacco.
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OBJECTIVES: The objective of this study was to evaluate associations between aortic pulse wave velocity (PWV) and aortic and carotid vessel wall thickness (VWT) using cardiovascular magnetic resonance imaging (MRI) in patients with hypertension as compared with healthy adult volunteers. MATERIALS AND METHODS: Local medical ethics approval was obtained and the participants gave informed consent. Fifteen patients with hypertension (5 men and 10 women; mean [SD] age, 49 [14] years) and 15 age- and sex-matched healthy volunteers were prospectively included and compared. All participants underwent MRI examination for measuring aortic and carotid VWT and aortic PWV with well-validated MRI techniques at 1.5- and 3-T MRI systems: PWV was assessed from velocity-encoded MRI and VWT was assessed by using dual-inversion black-blood gradient-echo imaging techniques. Paired t tests were used for testing differences between the volunteers and the patients and Pearson correlation (r) and univariable and multivariable stepwise linear regression analyses were used to test associations between aortic and carotid arterial wall thickness and stiffness. RESULTS: Mean values for aortic PWV and aortic and carotid VWT (indexed for body surface area [BSA]) were all significantly higher in patients with hypertension as compared with the healthy volunteers (ie, aortic PWV, 7.0 ± 1.4 m/s vs 5.7 ± 1.3 m/s; aortic VWT/BSA, 0.12 ± 0.03 mL/m vs 0.10 ± 0.03 mL/m; carotid VWT/BSA, 0.04 ± 0.01 mL/m vs 0.03 ± 0.01 mL/m; all P < 0.01). Aortic PWV was highly correlated with aortic VWT/BSA (r = 0.76 and P = 0.002 in the patients vs r = 0.63 and P = 0.02 in the volunteers), and in the patients, aortic PWV was moderately correlated with carotid VWT/BSA (r = 0.50; P = 0.04). In the volunteers, correlation between aortic PWV and carotid VWT/BSA was not significant (r = 0.40; P = 0.13). In addition, aortic VWT/BSA was significantly correlated with carotid VWT/BSA, in both the patients (r = 0.60; P = 0.005) and volunteers (r = 0.57; P = 0.007). CONCLUSIONS: In the patients with hypertension and the healthy volunteers, the aortic PWV is associated more strongly with aortic wall thickness than with carotid wall thickness, reflecting site-specific coupling between vascular wall thickness and function.
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This is a report for the Iowa Department of Revenue and Finance about the receipts on cigarettes and tobacco for each month of the year. This receipt is the tax of each sale of cigarettes and tobacco.