1. Polymophonuclear leukocyte mobility in vitro III. Possible release of a chemotactic substance after phagocytosis of urate crystals by polymorphonuclear leukocytes;Phelps;Arthritis Rheum,1969
2. Urate crystal-induced chemotactic factor. Isolation and partial characterization;Spilberg;J Clin Invest,1976
3. Calcium pyrophosphate dihydrate (CPPD) crystal-induced chemotactic factor: subcellular localization, role of protein synthesis and phagocytosis;Spilberg;J Lab Clin Med,1977
4. Induction of a chemotactic factor from human neutrophils by diverse crystals;Spilberg;J Lab Clin Med,1982
5. Demonstration of chemotactic factor in human gout: further characterization of occurence and structure;Phelps;J Rheum,1981