نتایج جستجو برای: mfs

تعداد نتایج: 1749  

2008
Gavin Brown Alessio Corti Francesco Zucconi

In this paper we study standard 3-fold conic bundles X/P and stable cubic del Pezzo fibrations X/P. These are the key examples of 3-fold Mori fibre spaces (Mfs). We begin systematically to chart the geography of these varieties, namely the classification of their deformation families and discrete invariants. Given a 3-fold Mfs X/S, we aim to understand the set of all Mfs Y/T with X birational t...

2016
Mary J. Roman Norma L. Pugh Tabitha P. Hendershot Richard B. Devereux Hal Dietz Kathryn Holmes Kim A. Eagle Scott A. LeMaire Dianna M. Milewicz Shaine A. Morris Reed E. Pyeritz William J. Ravekes Ralph V. Shohet Michael Silberbach Harry C. Dietz Jennifer Habashi Siddharth K. Prakash Cheryl L. Maslen Howard K. Song Joseph E. Bavaria Karianna Milewski Jonathan W. Weinsaft Nazli McDonnell Federico M. Asch H. Eser Tolunay Patrice Desvigne‐Nickens Hung Tseng Barbara L. Kroner

BACKGROUND The risk of aortic complications associated with pregnancy in women with Marfan syndrome (MFS) is not fully understood. METHODS AND RESULTS MFS women participating in the large National Registry of Genetically Triggered Thoracic Aortic Aneurysms and Cardiovascular Conditions (GenTAC) were evaluated. Among 184 women with MFS in whom pregnancy information was available, 94 (51%) had ...

Journal: :Bioelectromagnetics 2007
Julia C McKay Frank S Prato Alex W Thomas

The effect of magnetic field (MF) exposure on microcirculation and microvasculature is not clear or widely explored. In the limited body of data that exists, there are contradictions as to the effects of MFs on blood perfusion and pressure. Approximately half of the cited studies indicate a vasodilatory effect of MFs; the remaining half indicate that MFs could trigger either vasodilation or vas...

2011
Peter Matt Friedrich Eckstein

The Marfan syndrome (MFS) is a systemic connective tissue disorder caused by mutations in the FBN1 gene. Recent molecular studies, most performed in mouse models, revealed that the MFS is more a developmental abnormality with broad and complex effects on the morphogenesis and function of multiple organ systems. FBN1 haploinsufficiency and dysregulated transforming growth factor-beta (TGF-β) sig...

2013
Parvin Nassiri Mohammad Reza Monazzam Masud Yunesian Mohammad Hossein Sowlat Mohammad Hossein Safari Samaneh Momen Bellah Fard Saeedeh Lotfi

Epidemiologic studies have shown the relation between exposure to extremely low frequency magnetic fields (ELF-MFs) and childhood leukemia, so assessment of children exposure levels in different environments is considered as a serious precedence. Present study aimed at determining ELF-MFs flux densities near schools in Tehran. Measurements were performed near randomly selected schools in three ...

2015
James W. Wisler Emily M. Harris Michael Raisch Lan Mao Jihee Kim Howard A. Rockman Robert J. Lefkowitz

Ang II type 1a receptor (AT1aR)-mediated activation of MAPKs contributes to thoracic aortic aneurysm (TAA) development in Marfan syndrome (MFS). β-Arrestin2 (βarr2) is known to mediate AT1aR-dependent MAPK activation, as well as proproliferative and profibrotic signaling in aortic vascular smooth muscle cells. Therefore, we investigated whether βarr2-dependent signaling contributes to TAA forma...

Journal: :Journal of cutaneous pathology 2013
Steven C Smith Ann A Poznanski Douglas R Fullen Linglei Ma Jonathan B McHugh David R Lucas Rajiv M Patel

BACKGROUND Myxofibrosarcoma (MFS) arises most commonly in the proximal extremities of the elderly, where it may involve subcutaneous and dermal tissues and masquerade as benign entities in limited biopsy samples. We encountered such a case, in which positivity for CD34 and morphologic features were initially wrongly interpreted as a 'low-fat/fat-free' spindle cell/pleomorphic lipoma. Case serie...

Journal: :NeuroImage 2014
Kevin S. Weiner Golijeh Golarai Julian Caspers Miguel R. Chuapoco Hartmut Mohlberg Karl Zilles Katrin Amunts Kalanit Grill-Spector

Human ventral temporal cortex (VTC) plays a pivotal role in high-level vision. An under-studied macroanatomical feature of VTC is the mid-fusiform sulcus (MFS), a shallow longitudinal sulcus separating the lateral and medial fusiform gyrus (FG). Here, we quantified the morphological features of the MFS in 69 subjects (ages 7-40), and investigated its relationship to both cytoarchitectonic and f...

2015
Jungo IMANISHI John Slavin Samuel Ngan Marcus John Pianta Chris Charoenlap Takaaki Tanaka Claudia Di Bella Peter FM Choong

740 words) Background: Infiltrative growth pattern is often observed in superficial myxofibrosarcoma (MFS) and undifferentiated pleomorphic sarcoma (UPS). According to the past literatures, radiographic infiltration of superficial MFS and UPS on magnetic resonance (MR) images indicates a high possibility of histologic infiltration. In recent years, this growth pattern has become widely recogniz...

Journal: :Journal of the American College of Cardiology 2016
Jonathan W Weinsaft Richard B Devereux Liliana R Preiss Attila Feher Mary J Roman Craig T Basson Alexi Geevarghese William Ravekes Harry C Dietz Kathryn Holmes Jennifer Habashi Reed E Pyeritz Joseph Bavaria Karianna Milewski Scott A LeMaire Shaine Morris Dianna M Milewicz Siddharth Prakash Cheryl Maslen Howard K Song G Michael Silberbach Ralph V Shohet Nazli McDonnell Tabitha Hendershot Kim A Eagle Federico M Asch

BACKGROUND Aortic dissection (AoD) is a serious complication of thoracic aortic aneurysm (TAA). Relative risk for AoD in relation to TAA etiology, incidence, and pattern after prophylactic TAA surgery are poorly understood. OBJECTIVES This study sought to determine the incidence, pattern, and relative risk for AoD among patients with genetically associated TAA. METHODS The population includ...

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