TY - RPRT TI - Using natural seeding material to generate nucleation in protein crystallization experiments. AU - Allan D'Arcy AU - Aengus Mac Sweeney AU - Alexander Haber PY - 2003 DO - 10.1107/s0907444903009430 UR - https://pubmed.ncbi.nlm.nih.gov/12832806/ ID - 12832806 ER -