Σάββατο 2 Νοεμβρίου 2019


Smart Prosthetic Leg Uses AI to Make Perfect Steps
Powered prosthetic devices tend to be heavy and not very smart at interpreting the needs of their users. Leg prostheses, for example, have to bend their joints to match whatever the person wants to do, be it sitting down, standing up, or walking up a flight of stairs. Moreover, to feel natural and provide fluid and efficient movement, a powered prosthetic leg has to time the activation of its motors just right at every step. Researchers at the University of Utah have now built a prototype...
Medgadget
Fri Nov 01, 2019 18:31
Masimo’s Wireless Radius Capnography System Cleared in Europe
Masimo has announced that it won European regulatory approval to introduce its Radius Capnography system. The product is a portable real-time CO2 monitor that features Bluetooth wireless connectivity to interface with Masimo’s popular Root patient monitor. It is already cleared for clinical use in the United States. Real-time capnography can help anesthesiologists to make sure that endotracheal tubes are properly placed, as well as fine-tune the effectiveness of chest compressions, and identify...
Medgadget
Fri Nov 01, 2019 17:21
The complete chloroplast genome of Dendrobium nobile, an endangered medicinal orchid from north-east India and its comparison with related Dendrobium species
The medicinal orchid genus Dendrobium belonging to the Orchidaceae family is a huge genus comprising about 800–1,500 species. To better illustrate the species status in the genus Dendrobium, a comparative analysis of 33 available chloroplast genomes retrieved from NCBI RefSeq database was compared with that of the first complete chloroplast genome of D. nobile from north-east India based on next-generation sequencing methods (Illumina HiSeq 2500-PE150). Our results provide comparative chloroplast...
PeerJ
Fri Nov 01, 2019 02:00
A biomechanical analysis of the stand-up paddle board stroke: a comparative study
Background Stand-up paddle boarding (SUP) is a rapidly growing global aquatic sport, with increasing popularity among participants within recreation, competition and rehabilitation. To date, few scientific studies have focused on SUP. Further, there is no research examining the biomechanics of the SUP paddle stroke. The purpose of this study was to investigate whether variations in kinematics existed among experienced and inexperienced SUP participants using three-dimensional motion analysis. This...
PeerJ
Fri Nov 01, 2019 02:00
TransPrise: a novel machine learning approach for eukaryotic promoter prediction
As interest in genetic resequencing increases, so does the need for effective mathematical, computational, and statistical approaches. One of the difficult problems in genome annotation is determination of precise positions of transcription start sites. In this paper we present TransPrise—an efficient deep learning tool for prediction of positions of eukaryotic transcription start sites. Our pipeline consists of two parts: the binary classifier operates the first, and if a sequence is classified...
PeerJ
Fri Nov 01, 2019 02:00
Identification of key genes and long non-coding RNA associated ceRNA networks in hepatocellular carcinoma
Background Hepatocellular carcinoma (HCC) is one of the leading causes of cancer-related deaths worldwide. Although multiple efforts have been made to understand the development of HCC, morbidity, and mortality rates remain high. In this study, we aimed to discover the mRNAs and long non-coding RNAs (lncRNAs) that contribute to the progression of HCC. We constructed a lncRNA-related competitive endogenous RNA (ceRNA) network to elucidate the molecular regulatory mechanism underlying HCC. ...
PeerJ
Fri Nov 01, 2019 02:00
Off-line and on-line optical monitoring of microalgal growth
The growth of Chlamydomonas reinhardtii microalgae cultures was successfully monitored, using classic off-line optical techniques (optical density and fluorescence) and on-line analysis of digital images. In this study, we found that the chlorophyll fluorescence ratio F685/F740 has a linear correlation with the logarithmic concentration of microalgae. By using digital images, the biomass concentration correlated with the luminosity of the images through an exponential equation and the length of penetration...
PeerJ
Fri Nov 01, 2019 02:00

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