# PaprFeed PaprFeed is a free research-paper discovery web app for browsing recent scientific papers from PubMed, arXiv, bioRxiv, and medRxiv. Primary URL: https://paprfeed.com/ Topic directory: https://paprfeed.com/topics/ Research sources: https://paprfeed.com/sources.html About: https://paprfeed.com/about.html Privacy: https://paprfeed.com/privacy.html Useful topic feeds include CAR-T cell therapy, BCMA CAR-T, CD19 CAR-T, antibody drug conjugates, flow cytometry, single-cell RNA sequencing, spatial transcriptomics, CRISPR gene editing, cancer immunotherapy, AI in medicine, LLMs in medicine, immunology, microbiome, drug discovery, clinical trials, and public health. PaprFeed is intended for research discovery. It links users back to original source records and publisher pages. It is not medical advice.