29 research outputs found

    The progression from obesity to type 2 diabetes in Alström syndrome.

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    Rapporten Àr en studie av ÄtgÀrder mot kemiska hÀlsorisker inom kemisk industri.Rapporten Àr en studie av ÄtgÀrder mot kemiska hÀlsorisker inom kemisk industri

    The SHOX Gene and The Short Stature. Roundtable On Diagnosis and Treatment of Short Stature Due To SHOX Haploinsufficiency: How Genetics, Radiology And Anthropometry Can Help The Pediatrician in The Diagnostic Process Padova

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    SHOX haploinsufficiency is associated with a wide spectrum of conditions, all characterized growth failure. The document was prepared by a multidisciplinary team (paediatric endocrinologists, paediatrician, radiologist, geneticist and epidemiologist) to focus on the investigation of children with suspected SHOX- deficiency (SHOX-D) for an early identification and a correct diagnostic work - up of this genetic disorder

    Adherence to growth hormone (GH) therapy in naĂŻve to treatment GH-deficient children: data of the Italian Cohort from the Easypod Connect Observational Study (ECOS)

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    Background: With the use of non-objective measurement, adherence to growth hormone (GH) therapy has been reported suboptimal in a large proportion of patients, and poor adherence has been shown to affect short-term growth response in patients receiving GH treatment. Objective: The Easypodℱ electronic device allows objective measurement of adherence. In this study, we report 3-year prospective adherence data of the Italian cohort of naĂŻve GH deficient (GHD) children extrapolated from the Easypod Connect Observational Study (ECOS) database. Patients and methods: Seventy-three GHD children naĂŻve to GH treatment were included in the analysis. 22 Italian centers participated in the study. Results: Mean adherence rate was consistently above 85% across the 3-year observation period. Particularly, mean adherence was 88.5%, 86.6%, and 85.7% after 1, 2 and 3 years, respectively. Mean (± SD) height-SDS increase after the first year was 0.41 (± 0.38). Conclusions: The majority of naĂŻve GHD children starting GH treatment with Easypod maintained an adherence rate > 85% up to 3 years. Easypod is a useful tool to follow-up patients’ adherence allowing timely intervention to improve optimal treatment for these patients

    Adherence to growth hormone (GH) therapy in na\uefve to treatment GH-deficient children: data of the Italian Cohort from the Easypod Connect Observational Study (ECOS)

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    Background: With the use of non-objective measurement, adherence to growth hormone (GH) therapy has been reported suboptimal in a large proportion of patients, and poor adherence has been shown to affect short-term growth response in patients receiving GH treatment. Objective: The Easypod\u2122 electronic device allows objective measurement of adherence. In this study, we report 3-year prospective adherence data of the Italian cohort of na\uefve GH deficient (GHD) children extrapolated from the Easypod Connect Observational Study (ECOS) database. Patients and methods: Seventy-three GHD children na\uefve to GH treatment were included in the analysis. 22 Italian centers participated in the study. Results: Mean adherence rate was consistently above 85% across the 3-year observation period. Particularly, mean adherence was 88.5%, 86.6%, and 85.7% after 1, 2 and 3\ua0years, respectively. Mean (\ub1 SD) height-SDS increase after the first year was 0.41 (\ub1 0.38). Conclusions: The majority of na\uefve GHD children starting GH treatment with Easypod maintained an adherence rate > 85% up to 3\ua0years. Easypod is a useful tool to follow-up patients\u2019 adherence allowing timely intervention to improve optimal treatment for these patients

    Increasing microtubule acetylation rescues axonal transport and locomotor deficits caused by LRRK2 Roc-COR domain mutations

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    ​Leucine-rich repeat kinase 2 (​LRRK2) mutations are the most common genetic cause of Parkinson’s disease. ​LRRK2 is a multifunctional protein affecting many cellular processes and has been described to bind microtubules. Defective microtubule-based axonal transport is hypothesized to contribute to Parkinson’s disease, but whether ​LRRK2 mutations affect this process to mediate pathogenesis is not known. Here we find that ​LRRK2 containing pathogenic Roc-COR domain mutations (R1441C, Y1699C) preferentially associates with deacetylated microtubules, and inhibits axonal transport in primary neurons and in Drosophila, causing locomotor deficits in vivo. In vitro, increasing microtubule acetylation using deacetylase inhibitors or the tubulin acetylase ​αTAT1 prevents association of mutant ​LRRK2 with microtubules, and the deacetylase inhibitor ​trichostatin A (​TSA) restores axonal transport. In vivo knockdown of the deacetylases ​HDAC6 and ​Sirt2, or administration of ​TSA rescues both axonal transport and locomotor behavior. Thus, this study reveals a pathogenic mechanism and a potential intervention for Parkinson’s disease

    PESSTO: survey description and products from the first data release by the Public ESO Spectroscopic Survey of Transient Objects

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    Context. The Public European Southern Observatory Spectroscopic Survey of Transient Objects (PESSTO) began as a public spectroscopic survey in April 2012. PESSTO classifies transients from publicly available sources and wide-field surveys, and selects science targets for detailed spectroscopic and photometric follow-up. PESSTO runs for nine months of the year, January – April and August – December inclusive, and typically has allocations of 10 nights per month. Aims. We describe the data reduction strategy and data products that are publicly available through the ESO archive as the Spectroscopic Survey data release 1 (SSDR1). Methods. PESSTO uses the New Technology Telescope with the instruments EFOSC2 and SOFI to provide optical and NIR spectroscopy and imaging. We target supernovae and optical transients brighter than 20.5m for classification. Science targets are selected for follow-up based on the PESSTO science goal of extending knowledge of the extremes of the supernova population. We use standard EFOSC2 set-ups providing spectra with resolutions of 13–18 Å between 3345−9995 Å. A subset of the brighter science targets are selected for SOFI spectroscopy with the blue and red grisms (0.935−2.53 ÎŒm and resolutions 23−33 Å) and imaging with broadband JHKs filters. Results. This first data release (SSDR1) contains flux calibrated spectra from the first year (April 2012–2013). A total of 221 confirmed supernovae were classified, and we released calibrated optical spectra and classifications publicly within 24 h of the data being taken (via WISeREP). The data in SSDR1 replace those released spectra. They have more reliable and quantifiable flux calibrations, correction for telluric absorption, and are made available in standard ESO Phase 3 formats. We estimate the absolute accuracy of the flux calibrations for EFOSC2 across the whole survey in SSDR1 to be typically ~15%, although a number of spectra will have less reliable absolute flux calibration because of weather and slit losses. Acquisition images for each spectrum are available which, in principle, can allow the user to refine the absolute flux calibration. The standard NIR reduction process does not produce high accuracy absolute spectrophotometry but synthetic photometry with accompanying JHKs imaging can improve this. Whenever possible, reduced SOFI images are provided to allow this. Conclusions. Future data releases will focus on improving the automated flux calibration of the data products. The rapid turnaround between discovery and classification and access to reliable pipeline processed data products has allowed early science papers in the first few months of the survey

    Linkage analysis of neurofibromatosis 1. Study of a homogeneous North Italian population with five DNA markers of chromosome 17. DNA analysis of genetic diseases: state of art in Italy.

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    Von Recklinghausen peripheral neurofibromatosis ( NF- 1 ), one of the most frequent , ubiquitous , clinically relevant, and progressive monogenic disorders in man , is inherited as an autosomal dominant condition with variable expressivity, and complete (100%) penetrance. In North-East Italy we have estimated the NF1 frequency as 1 : 4292 inhabitants ( 2 . 33 per I0,000; 95% CI 1.79 -2.87 ) , the proportion of sporadic cases as 0.56 (SE 0.09) and the mutation rate as 6.5 x 1 0 - s gametes per generation ( 9 5% c i 5 . 0 - 8 . 1 ). The locus for NF1 has been mapped to chromosome 17 and there is now general agreement, by means of linkage analysis, in assigning the gene to the proximal long arm. The recent identification of two unrelated affected individuals with balanced trans location involving chromosome 17q11.2 definitely seems to localize the gene . In order to verify the apparent genetic homogeneity of the NF1 mutation, we performed a genetic analysis using five loci tightly linked to NF1 in a sample of NF1 families, homogeneous for ascertainment and coming from a defined geographical area
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