likely refers to Rear (as in "Rear right" or "Rear left" window trim).
You can find replacement kits for this part on sites like Amazon or AliExpress . 2. Biological Research: BDSC 52110 (Drosophila) 52110 rar
might refer to a section of a research paper—specifically the "Writing - original draft" portion—where results involving this specific gene or neuron type (like bsgRNAi ) are discussed. likely refers to Rear (as in "Rear right"