Results 121 to 130 of about 3,588 (253)

The regulation of stem cell fate and its application in neural regeneration

Interdisciplinary Medicine, EarlyView.
Regulating stem cell fate is crucial for neural regeneration. This review summarizes key physical, biological, and chemical strategies and their applications in repairing nerve injuries, providing new insights for regenerative medicine. Abstract Regulating the fate of stem cells (SCs) is a key technical problem in the field of regenerative medicine and
Yuexin He, Xingyu Chen, Minghong He, Zhe Li   +3 more
wiley   +1 more source

A New Propulsion System for Microswimmer Robot and Optimizing Geometrical Parameters Using PSO Algorithm

International Journal of Maritime Technology, 2017
Mini and micro robots, which can swim in an underwater environment, have drawn widespread research interests because of their potential applications to the clinical drug delivery, biotechnology, manufacturing, mobile sensor networks, etc.
Hassan Sayyaadi, Abolfazl Motekallem
doaj  

Preparation of Oxide Nanofibers for Analysis by Transmission Electron Microscopy

Microscopy Research and Technique, EarlyView.
Oxide nanofibers mounted on a MEMS chip for biasing. ABSTRACT The low electronic conductivity and rigid structure make sample preparation for in situ transmission electron microscopy (TEM) of oxide nanofibers challenging. This work evaluates three sample preparation approaches for mounting single oxide nanofibers on MEMS chips: (i) drop casting ...
Søren Bredmose Simonsen, Waynah Lou Dacayan, Zhongtao Ma, Kristian Speranza Mølhave, Elisabeth Agnes Müller Gubler, Wenjing Zhang   +5 more
wiley   +1 more source

Applications and prospects of artificial intelligence and digital medicine in pediatric nasal skull base tumors

Pediatric Investigation, EarlyView.
Pediatric nasal skull base tumors present diagnostic and therapeutic challenges due to their deep location, nonspecific symptoms, and the narrow nasal cavity in children. Although artificial intelligence (AI) and digital medicine have advanced early diagnosis, multidisciplinary treatment, and prognosis, their application in these rare tumors remains ...
Xiuping Wu, Jing Wei, Chen Liu, Pengpeng Wang, Wentong Ge, Yang Han   +5 more
wiley   +1 more source

Improving the steering performance of microrobots by using a magnetically actuated technique

e-Prime: Advances in Electrical Engineering, Electronics and Energy
Mobile microrobots show the significance of potential medical procedures and challenge areas within the human body. An applied electromagnetic field is used as a precise magnetic actuation system for controllable steering mobility, and positioning is ...
Anwar Hamza Bresam, Haider Al-Mumen
doaj   +1 more source

Robotics for Crop Pollination: Recent Advances and Future Direction

Journal of Field Robotics, EarlyView.
ABSTRACT There is great interest in alternative pollination strategies for crop production in the face of climate change and perennial threats to the traditional pollination mechanisms. This review explores the potential of robotic pollination as a promising solution to these challenges affecting crop fertilization, agricultural sustainability, and ...
Ranjan Sapkota, Matthew D. Whiting, Dawood Ahmed, Manoj Karkee   +3 more
wiley   +1 more source

Adaptive control of microrobot in pulsatile flow

, 2014
International audienceWe propose an observer-based adaptive controller for a magnetic microrobot navigating in blood vessels. The pulsatile blood flow nonlinearly affects the drag force which dominates the microrobot dynamics.
Fruchard, Matthieu, Ferreira, Antoine, Sadelli, Lounis   +2 more
core  

Peptide‐based antibacterial nanoplatforms: Design principles, stimuli‐regulated behaviors, and applications

Responsive Materials, EarlyView.
Peptide‐based antibacterial nanoplatforms, encompassing self‐assembled peptides and peptide‐engineered inorganic, polymeric, and lipid nanocarriers, are systematically reviewed. The article highlights design principles and stimuli‐responsive regulation for improving peptide stability, delivery efficiency, and antibacterial performance.
Peng Tan, Chenlong Zhou, Shuaikang Yang, Zhenduo Chen, Guanghui Zhao, Qi Tang, Haoyu Yan, Feng Li, Xi Ma   +8 more
wiley   +1 more source

Small‐Scale Magnetic Soft Robots for Medical Applications: From Laboratory to Clinical Use

SmartBot, EarlyView.
Small‐scale magnetic soft robots are emerging as promising platforms for minimally invasive diagnosis and therapy in complex in vivo environments. This review compares untethered and tethered medical magnetic robots in parallel across five translational stages, from basic performance testing to clinical evaluation.
Xingxing Ke, Shizhi Li, Tianrui Zhang, Yue Zhong, Songyang Li, Shuo Zhang, Zhiping Chai, Menghao Pu, Zisheng Zong, Haochen Yong, Xingxing Dong, Lanting Huang, Zhen Deng, Shuaizheng Yan, Yue Zhang, Zhaoju Zhu, Mingzhu Zhu, Linze Li, Ruiquan Chen, Shu Zhang, Chong Wu, Di Wu, Lei Yang, Rui Chen, Tongzhi Niu, Hongling Qin, Han Ding, Bingwei He, Siqi Wu, Zhigang Wu   +29 more
wiley   +1 more source

Driving Drugs Deeper: Force‐Driven Microneedle Systems for Active Therapy and Their Road Towards Clinical Implementation

Small, EarlyView.
Force‐driven microneedles are presented as active therapeutic microdevices that overcome the diffusion limits of conventional patches. By integrating gas generation, magnetic actuation, cavitation, or iontophoresis, these systems drive payloads deeper into tissue, enabling faster, more controlled delivery and highlighting key design principles and ...
Majed Amini, Phoebe Li, Hamed Shahsavan, Mahla Poudineh   +3 more
wiley   +1 more source