نتایج جستجو برای: تحلیل شبکههای اجتماعی sna

تعداد نتایج: 285493  

Journal: :ACS nano 2013
Sumit Kewalramani Jos W Zwanikken Robert J Macfarlane Cheuk-Yui Leung Monica Olvera de la Cruz Chad A Mirkin Michael J Bedzyk

The radial distribution of monovalent cations surrounding spherical nucleic acid-Au nanoparticle conjugates (SNA-AuNPs) is determined by in situ small-angle x-ray scattering (SAXS) and classical density functional theory (DFT) calculations. Small differences in SAXS intensity profiles from SNA-AuNPs dispersed in a series of solutions containing different monovalent ions (Na(+), K(+), Rb(+), or ...

Journal: :Circulation research 1991
S F Vissing U Scherrer R G Victor

Microneurographic measurements of muscle sympathetic nerve activity (SNA) have suggested that, during static exercise, central command is much less important than skeletal muscle afferents in causing sympathetic neural activation. The possibility remains, however, that the sympathetic discharge produced by central command is targeted mainly to tissues other than skeletal muscle. To examine this...

2011
Samuel Alan Stewart Syed Sibte Raza Abidi

Web 2.0 provides new and valuable tools to the world of medicine, and Social Network Analysis (SNA) can provide insight into how these communication networks function. This paper explores the potential for SNA methods to explain the communication patterns in the Pediatric Pain Mailing List, including identifying content experts and isolating potential subgroups of interest. These results are in...

Journal: : 2022

رویکرد انتقادی غذامحور یک حوزه‌ی جدید است که توجه بسیاری از پژوهش‌گران را به خود معطوف داشته است. اهمیت فرهنگی جایگاه غذا و موارد مربوط آن در متون ادبی معمولاً با موضوعاتی چون جنسیت، طبقه اجتماعی نژاد مرتبط این پژوهش، تلاش دارد تا رابطه‌ی بین هویت رمان ختمی ارغوانی (2003) اثر چیماماندا انگزی آدیچی استفاده نظرات جامعه شناسی پییر بوردیو ویژه کتاب تمایز (1984) بررسی نماید. کلیدواژه‌های همچون عادت‌و...

Journal: :American journal of physiology. Regulatory, integrative and comparative physiology 2003
Kathleen P O'Hagan Jennifer A Alberts

The uterine artery blood flow (UtBF) and renal sympathetic nerve activity (SNA) responses to treadmill exercise were evaluated in 12 nonpregnant (NP) and 17 term pregnant (P) rabbits. UtBF was monitored continuously with a Transonic flowprobe. Rabbits underwent three exercise trials (5-min duration) that varied in absolute workload. The rise in renal SNA with exercise was intensity related. Pre...

Journal: :Progress in brain research 2014
Yaroslav I Molkov Daniel B Zoccal David M Baekey Ana P L Abdala Benedito H Machado Thomas E Dick Julian F R Paton Ilya A Rybak

Respiratory modulation seen in the sympathetic nerve activity (SNA) implies that the respiratory and sympathetic networks interact. During hypertension elicited by chronic intermittent hypoxia (CIH), the SNA displays an enhanced respiratory modulation reflecting strengthened interactions between the networks. In this chapter, we review a series of experimental and modeling studies that help elu...

Journal: :Hypertension 2007
Kamal Rahmouni Donald A Morgan

Leptin is an adipocyte-derived hormone that plays an important role in the regulation of energy homeostasis through its action in the central nervous system. Leptin decreases body weight by promoting satiety and increasing thermogenesis via increasing sympathetic nerve activity (SNA) to brown adipose tissue. Leptin also increases renal SNA and arterial pressure. The arcuate nucleus is considere...

2016
S J Calvert M S Longtine S Cotter C J P Jones C P Sibley J D Aplin D M Nelson A E P Heazell

Syncytial nuclear aggregates (SNAs), clusters of nuclei in the syncytiotrophoblast of the human placenta, are increased as gestation advances and in pregnancy pathologies. The origins of increased SNAs are unclear; however, a better appreciation of the mechanism may give insight into placental ageing and factors underpinning dysfunction. We developed three models to investigate whether SNA form...

2016
Thomas Reschenhofer Patrick Bürgin Florian Matthes

In: S. España, M. Ivanović, M. Savić (eds.): Proceedings of the CAiSE’16 Forum at the 28th International Conference on Advanced Information Systems Engineering, Ljubljana, Slovenia, 13-17.6.2016, published at http://ceur-ws.org Abstract. Companies are increasingly turning to Enterprise 2.0 technologies to harness collective intelligence for information management and analysis. In this context, ...

Journal: :American journal of physiology. Endocrinology and metabolism 2003
Miki Takagi Yasushi Tanaka Yoshimitsu Yamasaki Masahiko Yamamoto Masatsugu Hori Tomiko Nakaniwa Masataka Niwa Hiroshi Uchino Yoshifumi Tamura Takashi Nomiyama Hirotaka Watada Ryuzo Kawamori

To quantitatively evaluate the effect of insulin on cardiac sympathetic nerve activity (SNA) and analyze clinical factors associated with insulin sensitivity for the regulation of SNA in diabetics, 29 Japanese type 2 diabetics without neuropathy were recruited. A 2-h control study and a 2-h hyperinsulinemic euglycemic glucose clamp study were performed. From the power spectral analysis of R-R i...

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