Core Viewpoint - The article discusses the development of a micro-robot technology by a research team at ETH Zurich, aimed at precise drug delivery for targeted therapies in the medical field [1][2]. Group 1 - A micro-robot capable of navigating upstream in blood vessels has been developed [2]. - The effectiveness of the system has been validated through animal experiments in pigs and in the cerebrospinal fluid of sheep, indicating potential for treating various diseases, including those affecting the nervous system [3]. - The related findings have been published in a recent issue of the journal "Science" [4].

Core Viewpoint - The research team from ETH Zurich has developed a micro-robot capable of precise navigation in blood vessels, which could lead to targeted therapies for various diseases, including those affecting the nervous system [1] Group 1: Technology Development - The micro-robot technology focuses on "targeted drug delivery" through precise navigation [1] - The ability of the micro-robot to navigate "upstream" in blood vessels represents a significant advancement in medical technology [1] Group 2: Research Validation - The effectiveness of the micro-robot was validated through animal experiments conducted in pigs and in the cerebrospinal fluid of sheep [1] - The results of this research have been published in a recent issue of the journal "Science," indicating peer recognition and validation of the findings [1]