نتایج جستجو برای: lpf
تعداد نتایج: 437 فیلتر نتایج به سال:
Fluctuations in flow rate invariably occur in microfluidic devices. This fluidic instability results in a deteriorating performance and the suspension of their unique functions occasionally. In this study, a fluidic-LPF (low pass filter), which is composed of an ACU (air compliance unit) and a FCSP (fluidic channel with high fluidic resistance for sufficient preload), has been proposed for prov...
T HE earlier studies of the writer have demonstrated that the leukocytosis accompanying many inflammatory processes is referable to the liberation at the site of inflammation of a factor closely associated with the pseudoglobulin fraction of ‘ ‘ 2 , 3 The factor per se offers a reasonable explanation for the mechanism of leukocytosis with inflammation. This factor not only induces a discharge o...
Only certain serotypes of Salmonella represent 99% of all human clinical isolates. We determined whether the phylogenetic distribution of fimbrial operons would account for the host adaptations observed for Salmonella serotypes. We found that three fimbrial operons, fim, lpf, and agf, were present in a lineage ancestral to Salmonella. While the fim and agf fimbrial operons were highly conserved...
Distance estimation identifies the distance between two machines in wireless network. The Received Signal Strength Indication (RSSI) of Bluetooth can be used to estimate distance between smart devices. The characteristic of Bluetooth RSSI value is different as environments. So, we have tested the relation between distance and Bluetooth RSSI value in several environments, such as indoor hall, me...
STUDY OBJECTIVES To evaluate the use of a rapid strip test for the quick evaluation of sputum quality. DESIGN Prospective, double-blind study. Sputum and saliva samples were collected. Sputum quality was assessed by the presence of polymorphonuclear neutrophils (PMNs) and squamous epithelial cells (SECs) per low-power (microscopic) field (LPF) [x10 objective]. Sputum was defined as follows: (...
Leptospirosis is considered one of the most important zoonosis worldwide. The activation of the Complement System is important to control dissemination of several pathogens in the host. Only a few studies have employed murine models to investigate leptospiral infection and our aim in this work was to investigate the role of murine C5 during in vivo infection, comparing wild type C57BL/6 (B6 C5+...
This paper concerns the design and the implementation of a fully integrated front-end intended to Near-Infrared Spectroscopy System (NIRS) acquisition system. A low-noise transimpedance amplification (TIA) circuit followed by adjustable cut-off frequency and a low-pass filter (LPF) was implemented in order to decrease noise circuit of NIRS detectors. For TIA, a single ended common source, commo...
This study aims to examine the promise and problems of learning progression-guided interventions of an important science topic: using the knowledge of photosynthesis and cellular respiration to explain plant growth. In particular, a Learning Progression Framework (LPF) was developed to describe the conceptual change from force-dynamic reasoning that frames phenomena in terms of plants using ena...
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