نتایج جستجو برای: minor axis

تعداد نتایج: 182151  

2018
Jake A Nieto Janice Zhu Bin Duan Jingsong Li Ping Zhou Latha Paka Michael A Yamin Itzhak D Goldberg Prakash Narayan

The extent of scarring or renal interstitial collagen deposition in chronic kidney disease (CKD) can only be ascertained by highly invasive, painful and sometimes risky, tissue biopsy. Interestingly, while CKD-related abnormalities in kidney size can often be visualized using ultrasound, not only does the ellipsoid formula used today underestimate true renal size, but the calculated renal size ...

2017
Jeffrey Hollister Joseph Stachelek

Metrics describing the shape and size of lakes, known as lake morphometry metrics, are important for any limnological study. In cases where a lake has long been the subject of study these data are often already collected and are openly available. Many other lakes have these data collected, but access is challenging as it is often stored on individual computers (or worse, in filing cabinets) and...

2001
D. Lemke M. Radovich

A 180 μm map and strip maps at 120 and 180 μm were obtained for the edge-on starburst galaxy NGC 253 with ISOPHOT, the photometer on board the Infrared Space Observatory. We compare these observations with those obtained by IRAS at 60 μm and 100 μm and derive the far–infrared spectral energy distribution at different locations in the galaxy. There is evidence for the presence of cold dust (T ≤ ...

2009
Seik Weng Ng

The title mol-ecule, C(16)H(11)NO(2), is disordered about a pseudo-twofold rotation axis that approximately bis-ects the mol-ecule along the C=O double bond. The two overlapping components are planar [r.m.s. deviation = 0.10 Å in the major 0.537 (4) component and 0.07 Å in the minor component]. The two components are aligned at 1.8 (3)°.

Journal: :Circulation 1998
R E Kardon Q L Cao N Masani L Sugeng S Supran K G Warner N G Pandian G R Marx

BACKGROUND The positions, sizes, and shapes of ventricular septal defects (VSDs) can be difficult to assess by 2-dimensional echocardiography (2DE). Volume-rendered 3-dimensional echocardiography (3DE) can provide unique views of VSDs from the left ventricular (LV) side, allowing complete assessment of their circumference and spatial orientations to other anatomic structures. METHODS AND RESU...

Journal: :Circulation research 1986
W Y Lew M M LeWinter

We used ultrasonic segment length gauges to examine the regional behavior of midwall fibers at different sites around the left ventricular minor axis in 12 anesthetized dogs. In six dogs (group I) with circumferentially oriented midwall gauges, significantly greater shortening of anterior than lateral or posterior wall segments was demonstrated over a range of left ventricular end-diastolic pre...

2008
E. Iodice R. Calvi D. Bettoni G. Galletta G. Longo P. Mazzei G. Minervini

In this paper we present a detailed study of the peculiar early-type galaxy NGC1947. The main goal of this work is to constrain the dynamical status and the formation history of NGC1947 by comparing the observed properties with the predictions derived from different galaxy formation scenarios. To this aim, we derived the photometric and kinematical properties of NGC1947. Due to the presence of ...

Journal: :Circulation research 1972
J T Flaherty J E Pierce V J Ferrans D J Patel W K Tucker D L Fry

The objective of the study was (1) to measure systematically the orientation, morphology, and population density of endothelial nuclei of the canine thoracic aorta and its major branches and (2) to obtain evidence in a chronic in vivo preparation that altered flow patterns do indeed change patterns of nuclear orientation. For this purpose, a segment of the descending thoracic aorta was removed,...

Journal: :British heart journal 1994
M Y Henein D G Gibson

OBJECTIVE To study possible disturbances in left ventricular long axis function in patients with a restrictive filling pattern. DESIGN Prospective examination of the left ventricular transverse and longitudinal axes, transmitral flow, and the apexcardiogram. SETTING A tertiary referral centre for cardiac diseases. SUBJECTS 21 normal subjects, age (SD) 51(11); 30 patients of similar age wi...

2014
Hoong-Kun Fun Thawanrat Kobkeatthawin Pumsak Ruanwas Ching Kheng Quah Suchada Chantrapromma

In the structure of the title salt, C20H20NO(+)·C6H4FO3S(-), the 4-(eth-oxy-phen-yl)ethenyl unit is disordered over two positions with a refined site-occupancy ratio of 0.610 (6):0.390 (6). The cation is nearly planar, the dihedral angle between the quinolinium and benzene rings being 6.7 (4) and 1.7 (7)° for the major and minor components, respectively. The eth-oxy group is essentially coplana...

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