image: Conceptual illustration of noninvasive light delivery deep into the brain with ultrasound-guided optical wavefront shaping. This material relates to a paper that appeared in the 08 December 2017, issue of Science Advances, published by AAAS. The paper, by H. Ruan at California Institute of Technology in Pasadena, CA, and colleagues was titled, "Deep tissue optical focusing and optogenetic modulation with time-reversed ultrasonically encoded light." view more
Credit: [Credit: Haowen Ruan]