TY - RPRT TI - Optogenetic manipulation of individual or whole population Caenorhabditis elegans worms with an under hundred-dollar tool: the OptoArm AU - Koopman, M. AU - Janssen, L. AU - Nollen, E. PY - 2021 DO - 10.1101/2021.03.19.435933 UR - https://www.biorxiv.org/content/10.1101/2021.03.19.435933v1 ID - 10.1101/2021.03.19.435933 ER -