50,860 research outputs found
CXCR4(+)-targeted protein nanoparticles produced in the food-grade bacterium Lactococcus lactis
Lactococcus lactis is a Gram-positive (endotoxin-free) food-grade bacteria exploited as alternative to Escherichia coli for recombinant protein production. We have explored here for the first time the ability of this platform as producer of complex, self-assembling protein materials. Materials & methods: Biophysical properties, cell penetrability and in vivo biodistribution upon systemic administration of tumor-targeted protein nanoparticles produced in L. lactis have been compared with the equivalent material produced in E. coli. Results: Protein nanoparticles have been efficiently produced in L. lactis, showing the desired size, internalization properties and biodistribution. Conclusion: In vitro and in vivo data confirm the potential and robustness of the production platform, pointing out L. lactis as a fascinating cell factory for the biofabrication of protein materials intended for therapeutic applications.Award-winningPostprint (published version
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A Total Product System Concept - a case study of the smart (tm) automobile
Increasing demand from consumers plus EU legislation has raised awareness within the automotive production sector of the urgent need to reduce the environmental impacts from the three main stages in vehicle life – car manufacture, car use and end-of life vehicle processing. The paper reviews how the originator and manufacturer of the smart automobile has worked directly with its main system partners to address environmental issues in these three stages while optimizing performance across the parameters of commercial viability. This required the creation of strategic relationships within the supply chain. Overall, this innovative approach is viewed in the context of a total product system. The smart car highlights the following critical areas: use of modularity in product design and production facility layout; emphasis on partner participation from product creation to after-sales; and the use of highly customised build-to-order product system to 'green' the entire supply chain. In particular, the case study compares the process characteristics empoyed at the smart car factory, called 'smartville', with more traditional approaches to vehicle manufacture. It exmaines these issues in a preliminary attempt to establish the actual or potential reduction of environmental impact in the three stages of vehicle life, including the role of main suppliers in this process
Service Implementation Framework in Manufacturing Firms: A Case Study
The culture and the operational methods of service management have become a formidable competitive weapon even for manufacturing firms. The term "service factory" has been proposed for identifying that particular integration of products and services, achieved by the excellent manufacturing firm, where "service is a multidimensional concept". The creation of a service factory necessarily implies a radical change in the operational and organizational characteristics of the firm. In order to support manufacturing firms in adopting a service strategy, it is relevant on the one hand to identify the bundle of services which have to be provided for the customers and, on the other hand, to understand the implications for firm management model. As regards the first point, the paper proposes a framework which classifies the services along with two dimensions: Timedimension and target-dimension. The proposed framework is of interest for manufacturing firms because it allows a better recognition of services that are more perceptible for the customers. In the second part of the paper, authors discuss the implications of a service strategy adoption on the management model of manufacturing firms. In order to carry out this analysis, authors propose a model that combines four service dimensions with three decision-making categories (Organization, Methodologies and Technologies). In the end, the proposed framework has been applied in a sample of Italian hot water heater manufacturers and a case study analysis has been carried out
A ROS2 based communication architecture for control in collaborative and intelligent automation systems
Collaborative robots are becoming part of intelligent automation systems in
modern industry. Development and control of such systems differs from
traditional automation methods and consequently leads to new challenges.
Thankfully, Robot Operating System (ROS) provides a communication platform and
a vast variety of tools and utilities that can aid that development. However,
it is hard to use ROS in large-scale automation systems due to communication
issues in a distributed setup, hence the development of ROS2. In this paper, a
ROS2 based communication architecture is presented together with an industrial
use-case of a collaborative and intelligent automation system.Comment: 9 pages, 4 figures, 3 tables, to be published in the proceedings of
29th International Conference on Flexible Automation and Intelligent
Manufacturing (FAIM2019), June 201
Manufacturing Data Analytics for Manufacturing Quality Assurance
The authors acknowledge the European Commission for the support and funding under the scope of Horizon2020 i4Q Innovation Project (Agreement Number 958205) and the remaining partners of the i4Q Project Consortium.Nowadays, manufacturing companies are eager to access insights from advanced analytics, without requiring them to have specialized IT workforce or data science advanced skills. Most of current solutions lack of easy-to-use advanced data preparation, production reporting and advanced analytics and prediction. Thanks to the increase in the use of sensors, actuators and instruments, European manufacturing lines collect a huge amount of data during the manufacturing process, which is very valuable for the improvement of quality in manufacturing, but analyzing huge amounts of data on a daily basis, requires heavy statistical and technology training and support, making them not accessible for SMEs. The European i4Q Project, aims at providing an IoT-based Reliable Industrial Data Services (RIDS), a complete suite consisting of 22 i4Q Solutions, able to manage the huge amount of industrial data coming from cheap cost-effective, smart, and small size interconnected factory devices for supporting manufacturing online monitoring and control. This paper will present a set of i4Q services, for data integration and fusion, data analytics and data distribution. Such services, will be responsible for the execution of AI workloads (including at the edge), enabling the dynamic deployment industrial scenarios based on a cloud/edge architecture. Monitoring at various levels is provided in i4Q through scalable tools and the collected data, is used for a variety of activities including resource monitoring and management, workload assignment, smart alerting, predictive failure and model (re)training.publishersversionpublishe
Smart Factory Using Virtual Reality and Online Multi-User: Towards a Metaverse for Experimental Frameworks
Virtual reality (VR) has been brought closer to the general public over the past decade as it
has become increasingly available for desktop and mobile platforms. As a result, consumer-grade VR
may redefine how people learn by creating an engaging “hands-on” training experience. Today, VR
applications leverage rich interactivity in a virtual environment without real-world consequences to
optimize training programs in companies and educational institutions. Therefore, the main objective
of this article was to improve the collaboration and communication practices in 3D virtual worlds
with VR and metaverse focused on the educational and productive sector in smart factory. A key
premise of our work is that the characteristics of the real environment can be replicated in a virtual
world through digital twins, wherein new, configurable, innovative, and valuable ways of working
and learning collaboratively can be created using avatar models. To do so, we present a proposal for
the development of an experimental framework that constitutes a crucial first step in the process of
formalizing collaboration in virtual environments through VR-powered metaverses. The VR system
includes functional components, object-oriented configurations, advanced core, interfaces, and an
online multi-user system. We present the study of the first application case of the framework with VR
in a metaverse, focused on the smart factory, that shows the most relevant technologies of Industry 4.0.
Functionality tests were carried out and evaluated with users through usability metrics that showed
the satisfactory results of its potential educational and commercial use. Finally, the experimental
results show that a commercial software framework for VR games can accelerate the development of
experiments in the metaverse to connect users from different parts of the world in real time.Universidad Cooperativa de Colombia-Cali, Colombia INV278
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