Results 41 to 50 of about 180,594 (284)

Positioning accuracy characterization of assembled microscale components for micro-optical benches

open access: yes, 2014
International audienceThis paper deals with the measurement of microscale components' positioning accuracies used in the assembly of Micro-Optical Benches (MOB).
Clévy, Cédric   +3 more
core   +2 more sources

Nanoscale integration of single cell biologics discovery processes using optofluidic manipulation and monitoring. [PDF]

open access: yes, 2019
The new and rapid advancement in the complexity of biologics drug discovery has been driven by a deeper understanding of biological systems combined with innovative new therapeutic modalities, paving the way to breakthrough therapies for previously ...
Chen, Ching   +17 more
core   +1 more source

The Development of an UAV Borne Direct Georeferenced Photogrammetric Platform for Ground Control Point Free Applications

open access: yesSensors, 2012
To facilitate applications such as environment detection or disaster monitoring, the development of rapid low cost systems for collecting near real time spatial information is very critical.
Chien-Hsun Chu   +2 more
doaj   +1 more source

Distributed tuplespace and location management - an integrated perspective using Bluetooth [PDF]

open access: yes, 2007
Location based or "context aware" computing is becoming increasingly recognized as a vital part of a mobile computing environment. As a consequence, the need for location-management middleware is widely recognized and actively researched.
Fongen, A   +3 more
core   +1 more source

Towards cost-efficient prospection and 3D visualization of underwater structures using compact ROVs [PDF]

open access: yes, 2015
The deployment of Remotely Operated Vehicles (ROV) for underwater prospection and 3D visualization has grown significantly in civil applications for a few decades.
De Wulf, Alain   +4 more
core   +1 more source

Phenotypic and genotypic characterization of single circulating tumor cells in the follow‐up of high‐grade serous ovarian cancer

open access: yesMolecular Oncology, EarlyView.
Single circulating tumor cells (sCTCs) from high‐grade serous ovarian cancer patients were enriched, imaged, and genomically profiled using WGA and NGS at different time points during treatment. sCTCs revealed enrichment of alterations in Chromosomes 2, 7, and 12 as well as persistent or emerging oncogenic CNAs, supporting sCTC identity.
Carolin Salmon   +9 more
wiley   +1 more source

6-DoFs MEMS-based precision manipulators [PDF]

open access: yes, 2008
Combining Design Principles, a mature design philosophy for creating precision machines, and MEMS fabrication, a technology for miniaturization, could lead to micro systems with deterministic behavior and accurate positioning capability. However, in MEMS
Brouwer, Dannis, Soemers, Herman
core   +1 more source

Encoderless position estimation and error correction techniques for miniature mobile robots [PDF]

open access: yes, 2013
This paper presents an encoderless position estimation technique for miniature-sized mobile robots. Odometry techniques, which are based on the hardware components, are commonly used for calculating the geometric location of mobile robots. Therefore, the
Arvin, Farshad, Bekravi, Masoud
core   +1 more source

Dammarenediol II enhances etoposide‐induced apoptosis by targeting O‐GlcNAc transferase and Akt/GSK3β/mTOR signaling in liver cancer

open access: yesMolecular Oncology, EarlyView.
Etoposide induces DNA damage, activating p53‐dependent apoptosis via caspase‐3/7, which cleaves PARP1. Dammarenediol II enhances this apoptotic pathway by suppressing O‐GlcNAc transferase activity, further decreasing O‐GlcNAcylation. The reduction in O‐GlcNAc levels boosts p53‐driven apoptosis and influences the Akt/GSK3β/mTOR signaling pathway ...
Jaehoon Lee   +8 more
wiley   +1 more source

Tumour–host interactions in Drosophila: mechanisms in the tumour micro‐ and macroenvironment

open access: yesMolecular Oncology, EarlyView.
This review examines how tumour–host crosstalk takes place at multiple levels of biological organisation, from local cell competition and immune crosstalk to organism‐wide metabolic and physiological collapse. Here, we integrate findings from Drosophila melanogaster studies that reveal conserved mechanisms through which tumours hijack host systems to ...
José Teles‐Reis, Tor Erik Rusten
wiley   +1 more source

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